Prof. Dr. Hossein Arefi

Aktiv seit 2021 SciPort RLP
Hossein Arefi Vanessa Liebler, CC BY SA 4.0

Raum C2.27 +49 6131-628-1411

Funktionen

  • Professor

Forschung

Betreute Promotionen (laufend)

Betreute Promotionen (abgeschlossen)

  • : Detection and assessment of damages originated from natural hazards based on deep learning and remote sensing imagery (Abgeschlossen: 2024)
    Externer Betreuer: Prof. Dr. Mahdi Hasanlou (Universität Teheran, Iran)

Hossein Arefi Vanessa Liebler, CC BY SA 4.0

Projekte

Publikationen

  1. A Multi–Task 3D–ResNet–BiLSTM transfer learning approach for winter wheat yield prediction using multi–source remote sensing data: Evaluating the impact of source crop selection (corn and soybean) in transfer learning

    Fathi, Mahdiyeh; Shah–Hosseini, Reza; Arefi, Hossein et al.

    Remote Sensing Applications: Society and Environment. Bd. 40. Elsevier BV 2025 S. 101766

  2. Evaluation of Network Design and Solutions of Fisheye Camera Calibration for 3D Reconstruction

    Rezaei, Sina; Arefi, Hossein

    Sensors. Bd. 25. H. 6. MDPI AG 2025 S. 1789

  3. Progressive RANSAC + RPC Algorithm: Joint Relative Geolocation Bias Compensation and Outlier Removal for Satellite Stereo Images

    Tatar, Nurollah; Arefi, Hossein

    Journal of the Indian Society of Remote Sensing. Springer 2025

  4. Super-Resolution of Landsat-8 Land Surface Temperature Using Kolmogorov–Arnold Networks with PlanetScope Imagery and UAV Thermal Data

    Fathi, Mahdiyeh; Arefi, Hossein; Shah-Hosseini, Reza et al.

    Remote Sensing. Bd. 17. H. 8. MDPI AG 2025 S. 1410

  5. 3D Reconstruction of Building Blocks Based on Extraction of Exterior Wall Lines Using Point Cloud Density Generated from Spherical Camera Images

    Askari, Qazale; Arefi, Hossein; Maboudi, Mehdi

    Remote Sensing. Bd. 16. H. 23. MDPI AG 2024 4377

  6. A Novel Weighted Ensemble Transferred U-Net Based Model (WETUM) for Postearthquake Building Damage Assessment From UAV Data: A Comparison of Deep Learning- and Machine Learning-Based Approaches

    Khankeshizadeh, Ehsan; Mohammadzadeh, Ali; Arefi, Hossein et al.

    Transactions on Geoscience and Remote Sensing. Bd. 62. IEEE 2024 S. 1 - 17 4701317

  7. Bridging the Quality Gap in Remote Sensing Satellite Imagery Using Super-Resolution and Transfer Learning

    Brochhagen, Severin; Amini Amirkolaee, Hamed; Arefi, Hossein

    Allgemeine Vermessungsnachrichten (AVn). Bd. 1. 2024 S. 48 - 56

  8. MHRA-MS-3D-ResNet-BiLSTM: A Multi-Head-Residual Attention-Based Multi-Stream Deep Learning Model for Soybean Yield Prediction in the U.S. Using Multi-Source Remote Sensing Data

    Fathi, Mahdiyeh; Shah-Hosseini, Reza; Moghimi, Armin et al.

    Remote Sensing. Bd. 17. H. 1. MDPI AG 2024 S. 107

  9. Quality Analysis of 3D Point Cloud Using Low-Cost Spherical Camera for Underpass Mapping

    Rezaei, Sina; Maier, Angelina; Arefi, Hossein

    Sensors. Bd. 24. H. 11. MDPI 2024 S. 3534

  10. Towards Multi-Task Height Estimation from Monocular Remote Sensing Imagery

    Oualha, Mariem; Chaabouni-Chouayakh, Houda; Kallel, Abdelaziz et al.

    International Geoscience and Remote Sensing Symposium (IGARSS). Athens: IEEE 2024 S. 8284 - 8288

  11. A comparison of deep learning-based super-resolution frameworks for sentinel-2 imagery in urban areas

    Seydi, S. T.; Arefi, Hossein

    Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences (ISPRS). Bd. X-1/W1-2023. Göttingen: Copernicus GmbH 2023 S. 1021 - 1026

  12. Comparing the Performance of Roof Segmentation Methods in an Urban Environment Using Digital Elevation Data

    Farajelahi, B.; Najaf, M.; Arefi, Hossein

    Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences (ISPRS). Bd. X-4. H. W1. Copernicus 2023 S. 165 - 170

  13. Crop and Weed Segmentation on Ground-based Images Using Deep Convolutional Neural Network

    Fathipoor, Hafez; Shah-Hosseini, Reza; Arefi, Hossein

    Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences (ISPRS). Bd. X-4. H. W1. Copernicus 2023 S. 195 - 200

  14. Density-based Method for Building Detection from Lidar Point Cloud

    Mahphood, Ahmad; Arefi, Hossein

    Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences (ISPRS). Bd. X-4. H. W1. Copernicus 2023 S. 423 - 428

  15. Digital modeling and prediction of soil subgroup classes using deep learning approach in a part of arid and semi-arid lands of Qazvin Plain

    Rahmani, Asghar; Sarmadian, Fereydoon; Arefi, Hossein

    Iranian Journal of Soil and Water Research. Bd. 53. H. 11. 2023 S. 2477 - 2499

  16. Evaluation of Different Parameters for Plant Classification by Pre-Trained Deep Learning Models with Bigearthnet Dataset

    Naali, F.; Alipour-Fard, T.; Arefi, H.

    Remote Sensing and Spatial Information Sciences. Bd. 10. 2023 S. 569 - 574

  17. Profile-Based Building Detection Using Convolutional Neural Network and High-Resolution Digital Surface Models

    Farajelahi, Behaeen; Arefi, Hossein

    Remote Sensing. Bd. 17. H. 14. MDPI AG 2025 S. 2496

  18. Forest Modeling and Inventory Estimation Using Lidar Data

    Farajelahi, B.; Eya, F. F.; Arefi, Hossein

    Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences (ISPRS). Bd. X-4. H. W1. Copernicus 2023 S. 159 - 164

  19. Improved Tornado Method for Ground Point Filtering from Lidar Point Clouds

    Mahphood, Ahmad; Arefi, Hossein

    Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences (ISPRS). Bd. X-4. H. W1. Copernicus 2023 S. 429 - 436

  20. Land surface temperature analysis in densely populated zones from the perspective of spectral indices and urban morphology

    Ghanbari, R.; Heidarimozaffar, M.; Soltani, A. et al.

    International Journal of Environmental Science and Technology. Bd. 1. Springer LLC 2023 S. 1 - 20

  21. Modelling Urban Heat Island with Landsat Images and LiDAR Datasets

    Şengün, E.; Arefi, H.; Aksoy, S. et al.

    Journal of Geospatial Surveying. Bd. 3. H. 1. Sri Lanka Journals Online (SLJOL) 2023 S. 14

  22. Monocular Depth Estimation of Google Earth Images Using Convolutional Neural Networks

    Najaf, M.; Arefi, H.; Amini Amirkolaee, H. et al.

    Remote Sensing and Spatial Information Sciences. Bd. 10. 2023 S. 589 - 594

  23. New and Rapid Methods for Gridding of Point Clouds

    Mahphood, Ahmad; Arefi, Hossein

    Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences (ISPRS). Bd. X-4. H. W1. Copernicus 2023 S. 437 - 442

  24. Progressive Model-Driven Approach for 3D Modeling of Indoor Spaces

    Abdollahi, Ali; Arefi, Hossein; Malihi, Shirin et al.

    Sensors. Bd. 23. H. 13. 2023 5934

  25. Digital Mapping of Top-soil Thickness and Associated Uncertainty Using Machine Learning Approach in Some Part of Arid and Semi-arid Lands of Qazvin Plain

    Rahmani, Asghar; Sarmadian, Fereydoon; Arefi, Hossein

    Iranian Journal of Soil and Water Research. Bd. 53. H. 3. 2022 S. 585 - 602

  26. DTM Extraction from DSM Using a Multi-scale DTM Fusion Strategy based on Deep Learning

    Amini Amirkolaee, Hamed; Arefi, Hossein; Ahmadlou, Mohammad et al.

    Remote Sensing of Environment. Bd. 274. Elsevier B.V. 2022 113014

  27. Geometric correction of satellite stereo images by DEM matching without ground control points and map projection step: tested on Cartosat-1 images.

    Afsharnia, Hamed; Arefi, Hossein; Abbasi, Madjid

    Earth Sci. Informatics. Bd. 15. H. 2. 2022 S. 1183 - 1199

  28. Grid-based Building Outline Extraction from Ready-made Building Points

    Mahphood, Ahmad; Arefi, Hossein

    Automation in Construction. Bd. 139. Elsevier B.V. 2022 104321

  29. Modeling Forest Canopy Cover: A Synergistic Use of Sentinel-2, Aerial Photogrammetry Data, and Machine Learning.

    Nasiri, Vahid; Asghar Darvishsefat, Ali; Arefi, Hossein et al.

    Remote. Sens. Bd. 14. H. 6. 2022 S. 1453

  30. A PROJECTION-BASED RECONSTRUCTION ALGORITHM FOR 3D MODELING OF BRIDGE STRUCTURES FROM DRONE-BASED POINT CLOUD

    Mehranfar, Mansour; Arefi, Hossein; Alidoost, Fatemeh

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. XLVI-4/W1-2021. Copernicus GmbH 2021 S. 77 - 83

  31. Bridge Modeling using Segmentation of Point Cloud Captured from Photogrammetric UAV

    Mehranfar, Mansour; Arefi, Hossein; Alidoost, Fatemeh

    Journal of Geospatial Information Technology. Bd. 8. H. 4. CMV Verlag 2021 S. 103 - 127

  32. Generating a highly detailed DSM from a single high-resolution satellite image and an SRTM elevation model

    Amini Amirkolaee, Hamed; Arefi, Hossein

    Remote Sensing Letters. Bd. 12. H. 4. Informa UK Limited 2021 S. 335 - 344

  33. Knowledge-based 3D reconstruction of bridge structures using UAV-based photogrammetric point cloud

    Mehranfar, Mansour; Arefi, Hossein; Alidoost, Fatemeh

    Journal of Applied Remote Sensing. Bd. 15. H. 4. SPIE 2021 044503

  34. Multibranch Selective Kernel Networks for Hyperspectral Image Classification.

    Alipourfard, Tayeb; Eugenia Paoletti, Mercedes; Mario Haut, Juan et al.

    IEEE Geosci. Remote. Sens. Lett. Bd. 18. H. 6. 2021 S. 1089 - 1093

  35. Road Extraction from Satellite and Aerial Image Using SE-Unet

    Sofla, Reza A. D.; Alipour-Fard, Tayeb; Arefi, Hossein

    Journal of Applied Remote Sensing. Bd. 15. H. 1. SPIE 2021 014512

  36. Spatial Resolution Sensitivity Analysis of Classification of Sentinel-2 Images by Pre-trained Deep Models from Big Earth Net Database

    Naali, F.; Alipour-Fard, Tayeb; Arefi, Hossein

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. XLIII. H. B3. Copernicus 2021 S. 87 - 92

  37. Topology-Aware 3D Modelling of Indoor Spaces from Point Clouds

    Zavar, H.; Arefi, H.; Malihi, S. et al.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 43. 2021 S. 267 - 274

  38. UAV-Based Canopy Height Modeling under Leaf-on and Leaf-off Conditions for Determining Tree Height and Crown Diameter (Case study: Hyrcanian mixed Forest)

    Nasiri, Vahid; Darvishsefat, Ali A.; Arefi, Hossein et al.

    Canadian Journal of Forest Research. Bd. 51. H. 7. 2021 S. 962 - 971

  39. Unmanned aerial vehicles (UAV)-based canopy height modeling under leaf-on and leaf-off conditions for determining tree height and crown diameter (case study: Hyrcanian mixed forest)

    Nasiri, Vahid; Darvishsefat, Ali A.; Arefi, Hossein et al.

    Canadian Journal of Forest Research. Bd. 51. H. 7. Canadian Science Publishing 2021 S. 962 - 971

  40. Unmanned aerial vehicles (UAV)-based canopy height modeling under leaf-on and leaf-off conditions for determining tree height and crown diameter (case study: Hyrcanian mixed forest)

    Nasiri, Vahid; Darvishsefat, Ali A.; Arefi, Hossein et al.

    Canadian Journal of Forest Research. Bd. 51. H. 7. 2021 S. 962 - 971

  41. Comparison of capability of SAR and optical data in mapping forest above ground biomass based on machine learning

    Tavasoli, Negar; Arefi, Hossein

    Teheran. 2020

  42. Deep learning based classification of color point cloud for 3D reconstruction of interior elements of buildings

    Sahebdivani, Shima; Arefi, Hossein; Maboudi, Mehdi

    Teheran. 2020

  43. Estimating Mean Tree Crown Diameter using UAV Imagery Based on Multi Resolution and Watershed Segmentation Methods (Case study: Kheyrud Forest)

    Nasiri, Vahid; Darvishsefat, Ali A.; Arefi, Hossein et al.

    Iranian Journal of Forest. Bd. 12. H. 1. 2020 S. 131 - 145

  44. High-resolution satellite stereo matching by object-based semiglobal matching and iterative guided edge-preserving filter

    Tatar, Nurollah; Arefi, Hossein; Hahn, Michael

    Geoscience and Remote Sensing Letters. Bd. 18. H. 10. IEEE 2020 S. 1841 - 1845

  45. Investigating Alteration Zone Mapping Using EO-1 Hyperion Imagery and Airborne Geophysics Data

    Lotfi, M.; Arefi, H.; Bahroudi, A.

    Journal of Mining and Environment. Bd. 11. H. 2. 2020 S. 405 - 417

  46. Modeling the discharge of Karun River Using a New Method Based on the Joint LSTM and GRU Neural Networks

    Kardan, Nazila; Arefi, Hossein; Ahmadi, Pouya

    Iranian journal of Ecohydrology. Bd. 7. H. 3. 2020 S. 619 - 633

  47. Multiscale building segmentation based on deep learning for remote sensing RGB images from different sensors

    Khoshboresh-Masouleh, Mehdi; Alidoost, Fatemeh; Arefi, Hossein

    Journal of Applied Remote Sensing. Bd. 14. H. 3. SPIE 2020 S. 1

  48. Rail Track Detection and Projection-Based 3D Modeling from UAV Point Cloud.

    Sahebdivani, Shima; Arefi, Hossein; Maboudi, Mehdi

    Sensors. Bd. 20. H. 18. 2020 S. 5220

  49. Simulation of green roofs and their potential mitigating effects on the urban heat island using an artificial neural network: A case study in Austin, Texas

    Asadi, Anahita; Arefi, Hossein; Fathipoor, Hafez

    Advances in Space Research. Bd. 66. H. 8. Elsevier B.V. 2020 S. 1846 - 1862

  50. Structure aware generative adversarial networks for hyperspectral image classification

    Alipour-Fard, Tayeb; Arefi, Hossein

    Journal of Selected Topics in Applied Earth Observations and Remote Sensing. Bd. 13. IEEE 2020 S. 5424 - 5438

  51. Structure Aware Generative Adversarial Networks for Hyperspectral Image Classification.

    Alipourfard, Tayeb; Arefi, Hossein

    IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. Bd. 13. 2020 S. 5424 - 5438

  52. Tornado method for ground point filtering from LiDAR point clouds

    Mahphood, Ahmad; Arefi, Hossein

    Advances in Space Research. Bd. 66. H. 7. Elsevier B.V. 2020 S. 1571 - 1592

  53. Toward an End-to-End Calibration for Mobile C-Arm in Combination with a Depth Sensor for Surgical Augmented Reality Applications.

    Hosseinian, Sahar; Arefi, Hossein; Navab, Nassir

    Sensors. Bd. 20. H. 1. 2020 S. 36

  54. Unsupervised change detection monitoring by feature change extraction using bi-temporal high resolution polarimetric SAR images

    Salehiyan Qamsary, Sona; Arefi, Hossein; Shah-Hosseini, Reza

    Earth Observation and Geomatics Engineering. Bd. 4. H. 1. 2020 S. 66 - 80 78848

  55. Using Satellite Images the Sentinel-2 for Improving the Classification of Agricultural Products via Artificial Intelligence Methods to Manage the Reservoir Dams Operation

    Ahmadi, Pouya; Arefi, Hossein; Kardan, Nazila

    Iranian journal of Ecohydrology. Bd. 7. H. 3. 2020 S. 675 - 690

  56. Y-shaped convolutional neural network for 3d roof elements extraction to reconstruct building models from a single aerial image

    Alidoost, Fatemeh; Arefi, Hossein; Hahn, Michael

    Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 2. ISPRS 2020 S. 321 - 328

  57. 2D Image-To-3D Model: Knowledge-Based 3D Building Reconstruction (3DBR) Using Single Aerial Images and Convolutional Neural Networks (CNNs).

    Alidoost, Fatemeh; Arefi, Hossein; Tombari, Federico

    Remote. Sens. Bd. 11. H. 19. 2019 S. 2219

  58. 3D change detection in urban areas based on DCNN using a single image

    Amini Amirkolaee, H.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2019 S. 89 - 95

  59. A quality assessment on the DEM matching-based RPC bias correction

    Afsharnia, Hamed; Arefi, Hossein

    Earth Observation and Geomatics Engineering. Bd. 3. H. 2. 2019 S. 12 - 23

  60. Air pollution estimation using aerosol optical thickness by oli images in Tehran

    Mozafari, S. M.; Hasanlou, M.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2019 S. 779 - 782

  61. Building outline extraction from aerial images using convolutional neural networks

    Alidoost, F.; Arefi, H.; Tombari, F.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2019 S. 57 - 61

  62. C-arm pose estimation and navigation in surgeries for augmented reality application

    Hosseinian, S.; Arefi, H.; Navab, N.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2019 S. 497 - 505

  63. Central auditory processing tests as diagnostic tools for the early identification of elderly individuals with mild cognitive impairment

    Jalaei, Bahram; Valadbeigi, Ayub; Panahi, Rasool et al.

    Journal of audiology & otology. Bd. 23. H. 2. 2019 S. 83

  64. Change detection in urban area using decision level fusion of change maps extracted from optical and Polarimetric SAR images

    Salehian, Sona; Arefi, Hossein; Shah Hosseini, Reza

    Journal of Geomatics Science and Technology. Bd. 8. H. 4. 2019 S. 6 - 7

  65. CNN-based estimation of pre-and post-earthquake height models from single optical images for identification of collapsed buildings

    Amini Amirkolaee, Hamed; Arefi, Hossein

    Remote Sensing Letters. Bd. 10. H. 7. 2019 S. 679 - 688

  66. Convolutional neural network architecture for digital surface model estimation from single remote sensing image

    Amirkolaee, Hamed Amini; Arefi, Hossein

    Journal of Applied Remote Sensing. Bd. 13. H. 1. SPIE 2019 S. 1

  67. Corn forage yield prediction using unmanned aerial vehicle images at mid-season growth stage

    Fathipoor, Hafez; Arefi, Hossein; Shah-Hosseini, Reza et al.

    Journal of Applied Remote Sensing. Bd. 13. H. 03. SPIE-Intl Soc Optical Eng 2019 S. 1 034503

  68. Dense multi-view image matching for dsm generation from satellite images

    Mahphood, A.; Arefi, H.; Hosseininaveh, A. et al.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2019 S. 709 - 715

  69. Detecting Probable Rockfalls in Open Pit Mines Based on Uav Point Clouds

    Yousefi, S. M.; Arefi, H.; Bahroudi, A.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2019 S. 1091 - 1096

  70. Digital surface model extraction with high details using single high resolution satellite image and SRTM global DEM based on deep learning

    Amini Amirkolaee, Hamed; Arefi, Hossein

    Engineering Journal of Geospatial Information Technology. Bd. 7. H. 3. 2019 S. 173 - 198

  71. Evaluation of selected cost aggregation methods on high resolution satellite stereo images

    Tatar, N.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2019 S. 1045 - 1050

  72. Fusion of UAVSAR and Quickbird data for Urban Growth Detection

    Qamsary, Sona S.; Arefi, Hossein; Shah-Hosseini, Reza

    Teheran. 2019

  73. Height estimation from single aerial images using a deep convolutional encoder-decoder network

    Amirkolaee, Hamed A.; Arefi, Hossein

    ISPRS journal of photogrammetry and remote sensing. Bd. 149. 2019 S. 50 - 66

  74. Improvement of Persistent Scatterers Detection Using Polarimetric Capability of UAVSAR Sensor

    Nikaein, T.; Arefi, H.; Akbari, V.

    Journal of Geomatics Science and Technology. Bd. 8. H. 3. 2019 S. 163 - 178

  75. Individual Tree Detection and Determination of Tree Parameters Using Uav-Based LIDAR Data

    Bayat, F.; Arefi, H.; Alidoost, F.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2019 S. 179 - 182

  76. Modelling the amount of carbon stock using remote sensing in urban forest and its relationship with land use change

    Tavasoli, N.; Arefi, H.; Samiei-Esfahany, S. et al.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2019 S. 1051 - 1058

  77. Modelling urban heat island using remote sensing and city morphological parameters

    Taheri Otaghsara, M. P.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2019 S. 1035 - 1040

  78. Monocular depth estimation with geometrical guidance using a multi-level convolutional neural network

    Amini Amirkolaee, Hamed; Arefi, Hossein

    Applied Soft Computing. Bd. 84. 2019 S. 1 - 19

  79. Monocular depth estimation with geometrical guidance using a multi-level convolutional neural network.

    Amini Amirkolaee, Hamed; Arefi, Hossein

    Appl. Soft Comput. Bd. 84. 2019

  80. Occluded area removing from handheld laser scanner data during 3D building modelling

    Sadeghi, F.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2019 S. 935 - 939

  81. SRTM DEM enhancement using a single set of PolSAR data based on the polarimetry-clinometry model

    Jafari, Mohsen; Hasanlou, Mahdi; Arefi, Hossein

    International Journal of Remote Sensing. Bd. 40. H. 23. 2019 S. 8979 - 9002

  82. Stereo rectification of pushbroom satellite images by robustly estimating the fundamental matrix

    Tatar, Nurollah; Arefi, Hossein

    International Journal of Remote Sensing. Bd. 40. Informa UK Limited 2019 S. 8879 - 8898

  83. Using scattering decomposition to improve the estimation of the topography-induced polarization orientation angle

    Jafari, Mohsen; Arefi, Hossein; Hasanlou, Mahdi

    Remote Sensing Letters. Bd. 10. H. 5. Informa UK Limited 2019 S. 459 - 468

  84. Virtual first and last pulse method for building detection from dense LiDAR point clouds

    Mahphood, Ahmad; Arefi, Hossein

    International Journal of Remote Sensing. Bd. 41. H. 3. Informa UK Limited 2019 S. 1067 - 1092

  85. Virtual training sample generation by generative adversarial networks for hyperspectral images classification

    Alipourfard, T.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2019 S. 63 - 69

  86. A CNN-Based Approach for Automatic Building Detection and Recognition of Roof Types Using a Single Aerial Image

    Alidoost, Fatemeh; Arefi, Hossein

    PFG–Journal of Photogrammetry, Remote Sensing and Geoinformation Science. Bd. 86. H. 5-6. 2018 S. 235 - 248

  87. A Comparative Assessment of Selected Algorithms on Multi Domain Registration of Remote Sensing Images

    Alidoost, Fatemeh; Arefi, Hossein

    Earth Observation and Geomatics Engineering. Bd. 2. H. 2. 2018 S. 100 - 110

  88. A Novel Bias Correction Method for Replacing Ground Control Points in the Extracted DSM from Cartosat-1 Stereo Images

    Afsharnia, H.; Arefi, H.; Sharifi, M. A.

    Journal of Geomatics Science and Technology. Bd. 8. H. 2. 2018 S. 199 - 213

  89. A Novel Deep Learning Framework by Combination of Subspace-Based Feature Extraction and Convolutional Neural Networks for Hyperspectral Images Classification.

    Alipourfard, Tayeb; Arefi, Hossein; Mahmoudi, Somayeh

    IGARSS. 2018 S. 4780 - 4783

  90. A robust object-based shadow detection method for cloud-free high resolution satellite images over urban areas and water bodies

    Tatar, Nurollah; Saadatseresht, Mohammad; Arefi, Hossein et al.

    Advances in Space Research. Bd. 61. H. 11. Elsevier B.V. 2018 S. 2787 - 2800

  91. Added Value of Multitemporal Polarimetric UAVSAR Data for Permanent Scatterers Detection.

    Nikaein, Tina; Arefi, Hossein; Akbari, Vahid

    IGARSS. 2018 S. 653 - 656

  92. Building Extraction and Modeling Using LiDAR Point Clouds Imaging on Two-Dimensional Surface

    Rezaei, M.; Arefi, H.; Rastiveis, H. et al.

    Journal of Geomatics Science and Technology. Bd. 7. H. 3. 2018 S. 139 - 150

  93. Comprehensive Evaluation of Modeling and Surface Simplification Methods for 3D Building Reconstruction from Dense Point Cloud

    Mohammadzadeh, M. R.; Arefi, H.; Alidoost, F.

    Journal of Geomatics Science and Technology. Bd. 7. H. 4. 2018 S. 163 - 175

  94. Geoinformation-Supporting Crisis and Disaster Management

    Arefi, Hossein; Behr, Franz-Josef; Alidoost, Fatemeh

    Karlsruhe. 2018

  95. Geoinformation–Supporting Crisis and Disaster Management

    Arefi, Hossein; Behr, Franz-Josef; Alidoost, Fatemeh

    Karlsruhe. 2018

  96. 3D semantic labeling using region growing segmentation based on structural and geometric attributes

    Amini Amirkolaee, H.; Arefi, H.

    Journal of Geomatics Science and Technology. Bd. 7. H. 2. 2017 S. 1 - 16

  97. A data driven method for flat roof building reconstruction from lidar point clouds

    Mahphood, A.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2017 S. 167 - 172

  98. Aerial Imagery and LiDAR Data Fusion for Unambiguous Extraction of Adjacent Level-Building's Footprints

    Mola Ebrahimi, S.; Arefi, H.; Rasti Veis, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2017 S. 179 - 183

  99. Application of Deep Learning for Emergency Response and Disaster Management

    Alidoost, Fatemeh; Arefi, Hossein

    Geoinformation supporting Crisis and Disaster Management. Karlsruhe. 2017 S. 11 - 17

  100. Automatic generation of E-LOD1 from LiDAR point cloud

    Arefi, Hossein; Sajadian, Maryam

    Earth Observation and Geomatics Engineering. Bd. 1. H. 1. 2017 S. 16 - 25

  101. Comparison of UAS-based photogrammetry software for 3D point cloud generation: A survey over a historical site

    Arefi, Hossein

    SPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 4. 2017 S. 55 - 61

  102. Comprehensive investigation on non-parametric classification methods in order to separate urban objects using the integration of very high spatial resolution LiDAR and aerial data

    Ghavami, Zinat; Arefi, Hossein; Bigdeli, Behnaz et al.

    Engineering Journal of Geospatial Information Technology. Bd. 5. H. 3. 2017 S. 77 - 97

  103. Low cost UAV-based Remote Sensing for Autonomous Wildlife Monitoring

    Mirzaie, Milad; Arefi, Hossein; Alidoost, Fatemeh

    Geoinformation Supporting Crisis and Disaster Management. Karlsruhe. 2017 S. 118

  104. Mapping Alteration Zones using Gaussian Mixture Model and Spectral Angle Mapper

    Lotfi, M.; Ghanbari, H.; Arefi, Hossein et al.

    Journal of Geomatics Science and Technology. Bd. 6,4. 2017 S. 217 - 229

  105. Optimal Weight Design Approach for the Geometrically-Constrained Matching of Satellite Stereo Images.

    Afsharnia, Hamed; Arefi, Hossein; Ali Sharifi, Mohammad

    Remote. Sens. Bd. 9. H. 9. 2017 S. 965

  106. Photogrammetry in 3D modelling of human bone structures from radiographs

    Hosseinian, S.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42-2. H. W4. 2017 S. 115 - 121

  107. Synergistic Use of LiDAR Data and Aerial Image based on Convolutional Neural Networks for Building Model Recognition

    Alidoost, Fatemeh; Arefi, Hossein

    Engineering Journal of Geospatial Information Technology. Bd. 4. H. 4. 2017 S. 103 - 121

  108. The Effect of Shadow Area on Sgm Algorithm and Disparity Map Refinement from High Resolution Satellite Stereo Images

    Tatar, N.; Saadatseresht, M.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 42. 2017 S. 281 - 286

  109. 3D building reconstruction using dense photogrammetric point cloud

    Malihi, S.; Valadan Zoej, M. J.; Hahn, M. et al.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 41. 2016 S. 71 - 74

  110. Assessment of restoration methods of X-ray images with emphasis on medical photogrammetric usage

    Hosseinian, S.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 41. 2016 S. 835 - 840

  111. Building Map Updating Based on Active Contour Models

    Gharibi, M.; Arefi, H.; Rastiveis, H. et al.

    Journal of Geomatics Science and Technology. Bd. 5. H. 4. 2016 S. 211 - 225

  112. Developing New Index to Object-Based Shadow Detection from High Resolution Satellite Images over Urban Area

    Tatar, N.; Saadatseresht, M.; Arefi, H. et al.

    Journal of Geomatics Science and Technology. Bd. 5. H. 4. 2016 S. 11 - 21

  113. Epipolar Resampling of High Resolution Satellite Stereo Images without Rational Polynomial Coefficients for Semi Global Matching

    Tatar, N.; Saadatseresht, M.; Arefi, H.

    Journal of Geomatics Science and Technology. Bd. 6. H. 1. 2016 S. 263 - 274

  114. Knowledge based 3D building model recognition using convolutional neural networks from lidar and aerial imageries

    Alidoost, Fatemeh; Arefi, Hossein

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 41. 2016 S. 833 - 840

  115. Knowledge Based 3d Building Model Recognition Using Convolutional Neural Networks from LIDAR and Aerial Imageries

    Alidoost, Fatemeh; Arefi, Hossein

    ISPRS-International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. XLI-B3. 2016 S. 833 - 840

  116. Outlier Detection and Relative RPC Modification of Satellite Stereo Images Using RANSAC+ RPC Algorithm

    Tatar, Nurollah; Saadatseresht, Mohammed; Arefi, Hossein

    Engineering Journal of Geospatial Information Technology. Bd. 4. H. 3. 2016 S. 43 - 56

  117. 3D Building facade reconstruction using handheld laser scanning data

    Sadeghi, F.; Arefi, H.; Fallah, A. et al.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2015 S. 625 - 630

  118. 3D Reconstruction from Multi-View Medical X-ray images–review and evaluation of existing methods

    Hosseinian, S.; Arefi, H.

    The international archives of the photogrammetry, Remote Sensing and Spatial information sciences. Bd. 40. 2015 S. 319 - 326

  119. A Dimension Reduction-Based Method for Classification of Hyperspectral and LIDAR Data

    Abbasi, H.; Arefi, H.; Bigdeli, B.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2015 S. 1 - 4

  120. A New Object-Based Framework to Detect Shodows in High-Resolution Satellite Imagery Over Urban Areas

    Tatar, Nurollah; Saadatseresht, Mohammed; Arefi, Hossein et al.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2015 S. 713 - 717

  121. A Non-Parametric Method for 3D Building Reconstruction Using Airborne Laser Scanner Point Clouds

    Sajadian, M.; Arefi, H.

    Journal of Geomatics Science and Technology. Bd. 5. H. 2. 2015 S. 167 - 180

  122. A TIN-based filtering algorithm to create DTM from LiDAR DSM

    Afsharnia, Hamed; Hadavand, Ahmad; Arefi, Hossein

    Tehran. 2015

  123. Accuracy improvement by the least squares image matching evaluated on the cartosat-1

    Afsharnia, H.; Azizi, A.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2015 S. 11 - 14

  124. An image-based technique for 3D building reconstruction using multi-view UAV images

    Alidoost, Fatemeh; Arefi, Hossein

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2015 S. 43 - 46

  125. Assessment of Reference Height Models on Quality of Tandem-X dem

    Mirzaee, S.; Motagh, M.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Science. Bd. 40. 2015 S. 463 - 466

  126. Automatic generation of training data for hyperspectral image classification using Support Vector Machine

    Abbasi, B.; Arefi, H.; Bigdeli, B. et al.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2015 S. 575 - 580

  127. Automatic road extraction based on integration of high resolution LIDAR and aerial imagery

    Rahimi, Sara; Arefi, Hossein; Bahmanyar, Reza

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2015 S. 583 - 587

  128. Fusion of hyperspectral and lidar data based on dimension reduction and maximum likelihood

    Abbasi, B.; Arefi, H.; Bigdeli, B. et al.

    The International archives of the photogrammetry, Remote Sensing and Spatial information sciences. Bd. 40. 2015 S. 569 - 573

  129. Phenological tracking of agricultural feilds investigated by using dual polarimetry TanDEM-X images

    Mirzaee, S.; Motagh, M.; Arefi, H. et al.

    The International Archives of Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. H. 7. 2015 S. 73

  130. Quasi-epipolar resampling of high resolution satellite stereo imagery for semi global matching

    Tatar, Nurollah; Saadatseresht, Mohammed; Arefi, Hossein et al.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2015 S. 707 - 712

  131. The rational polynomial coefficients modification using digital elevation models

    Alidoost, F.; Azizi, A.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2015 S. 47 - 50

  132. Updating LIDAR DSM Using High Resolution Stereo-based DSM from Worldview-2

    Hashemi, H.; Arefi, H.; Gharibi, M. et al.

    Geospatial Engineering Journal. Bd. 6. H. 2. 2015 S. 57 - 66

  133. A data driven method for building reconstruction from LiDAR point clouds

    Sajadian, M.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2014 S. 225 - 230

  134. A Hierarchical Unsupervised Method for Tree Detection Using Aerial Imagery and LiDAR

    Talebi, S.; Zarea, A.; Sadeghian, S. et al.

    Geospatial Engineering Journal. Bd. 5. H. 3. 2014 S. 55 - 66

  135. A Multi-Agent Method for Simultaneous Building Extraction and Segmentation from LiDAR Point Cloud

    Sajadian, M.; Arefi, H.

    Journal of Geomatics Science and Technology. Bd. 4. H. 2. 2014 S. 53 - 65

  136. Advances in DSM generation and higher level information extraction from high resolution optical stereo satellite data

    Reinartz, Peter; Tian, Jiaojiao; Arefi, Hossein et al.

    34th Earsel Symposium. Warschau. 2014 S. 1 - 9

  137. Automated bias compensation of RPCs of IRS-P5 satellite images using DEM

    Alizadeh Naeini, Amin; Khazaie, Safa; Arefi, Hossein et al.

    Engineering Journal of Geospatial Information Technology. Bd. 2. H. 3. 2014 S. 85 - 90

  138. Automatic building map updating using Worldview-2 stereo images and existing outdated building map

    Gharibi, M.; Arefi, H.; Rastiveis, H. et al.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2014 S. 131 - 136

  139. Building Reconstruction Based on the Data Fusion of Lidar Point Cloud and Aerial Imagery

    Hojebri, B.; Samadzadegan, F.; Arefi, H.

    Journal of Geomatics Science and Technology. Bd. 3. H. 4. 2014 S. 103 - 130

  140. Classification of agricultural fields using time series of dual polarimetry TerraSAR-X images

    Mirzaee, S.; Motagh, M.; Arefi, H. et al.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2014 S. 191 - 196

  141. Classifier fusion of high-resolution optical and synthetic aperture radar (SAR) satellite imagery for classification in urban area

    Alipour Fard, T.; Hasanlou, M.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2014 S. 25 - 29

  142. Dimensionality reduction of hyperspectral images by combination of non-parametric weighted feature extraction (NWFE) and modified neighborhood preserving embedding (NPE)

    Alipour Fard, T.; Arefi, H.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2014 S. 31 - 34

  143. Filtering of lidar point cloud using a strip based algorithm in residential mountainous areas

    Hosseini, S. A.; Arefi, H.; Gharib, Z.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2014 S. 157 - 162

  144. Model-driven 3D building reconstruction based on integeration of DSM and spectral information of satellite images

    Partovi, Tahmineh; Krauss, Thomas; Arefi, Hossein et al.

    Quebec: IEEE 2014 S. 3168 - 3171

  145. Model-driven 3D building reconstruction based on integeration of DSM and spectral information of satellite images.

    Partovi, Tahmineh; Krauß, Thomas; Arefi, Hossein et al.

    IGARSS. 2014 S. 3168 - 3171

  146. Updating LIDAR Dsm Using High Resolution Stereo-Based Dsm from WORLDVIEW-2

    Arefi, H.; Hashemi, H.; Krauss, Th. et al.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2014 S. 59 - 64

  147. Building Extraction Using Surface Model Classification

    Arefi, Hossein; Alizadeh, Amin; Ghafouri, Ali

    Ostrava. 2013

  148. Building Reconstruction Using DSM and Orthorectified Images.

    Arefi, Hossein; Reinartz, Peter

    Remote. Sens. Bd. 5. H. 4. 2013 S. 1681 - 1703

  149. Detection of tree crowns based on reclassification using aerial images and lidar data

    Talebi, S.; Zarea, A.; Sadeghian, S. et al.

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2013 S. 415 - 420

  150. Fusion of ALS Point Cloud and Optical Imagery for 3D Reconstruction of Building's Roof

    Hujebri, Bilal; Samadzadegan, Farhad; Arefi, Hossein

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 40. 2013 S. 197 - 201

  151. Mapping forest species composition using imaging spectrometry and airborne laser scanner data

    Torabzadeh, H.; Morsdorf, F.; Leiterer, R. et al.

    International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. XL-1/W3. 2013 S. 437 - 440

  152. Operational Generation of High-Resolution Digital Surface Models from Commercial Tri-Stereo Satellite Data

    Carl, Sebastian; Bärisch, Samuel; Lang, Florian et al.

    Stuttgart. 2013 S. 261 - 269

  153. Polyhedral Building Segmentation Using Mean Shift Algorithm Based on LiDAR Point Cloud

    Hojabri, B.; Samadzadegan, F.; Arefi, H.

    Geospatial Engineering Journal. Bd. 4. H. 4. 2013 S. 25 - 34

  154. Fusing stereo and multispectral data from WorldView-2 for urban modeling

    Krauss, Thomas; Sirmacek, Beril; Arefi, Hossein et al.

    Algorithms and Technologies for Multispectral, Hyperspectral, and Ultraspectral Imagery XVIII. Bd. 8390. 2012 S. 591 - 605

  155. Multi-Level Building Reconstruction for Automatic Enhancement of High Resolution DSMS

    Arefi, Hossein; Reinartz, Peter

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 39. 2012 S. 11 - 16

  156. Performance Assessment of Fully Automatic Three-Dimensional City Model Reconstruction Methods

    Sirmacek, Beril; Arefi, Hossein; Krauss, Thomas

    The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 39. 2012 S. 331 - 337

  157. Accuracy Assesment of Digital Surface Models Generated by Semi-global Matching Algorithm Using LiDAR Data

    Saati, A. R.; Arefi, H.; Aeini, N. et al.

    Tehran. 2011

  158. Accuracy Enhancement of ASTER Global Digital Elevation Models Using ICESat Data.

    Arefi, Hossein; Reinartz, Peter

    Remote. Sens. Bd. 3. H. 7. 2011 S. 1323 - 1343

  159. Building reconstruction from Worldview DEM using image information

    Arefi, Hossein; Reinartz, Peter

    SMPR. Tehran. 2011

  160. Evaluation of selected methods for extracting digital terrain models from satellite born digital surface models in urban areas

    Krauss, Thomas; Arefi, Hossein; Reinartz, Peter

    online. 2011

  161. Iterative approach for efficient digital terrain model production from CARTOSAT-1 stereo images

    Arefi, Hossein; d’Angelo, Pablo; Mayer, Helmut et al.

    Journal of Applied Remote Sensing. Bd. 5. H. 1. 2011 S. 1 - 19

  162. Statistically robust detection and evaluation of errors in DTMs.

    Saati, Amirreza; Arefi, Hossein; Schmitt, Michael et al.

    JURSE. 2011 S. 305 - 308

  163. Development of a Low–Cost Sensor System for Use on Gyrocopters

    Miraliakbari, A.; Hahn, M.; Arefi, Hossein et al.

    Calgary. 2010

  164. Elimination of the Outliers from Aster GDEM data

    Arefi, Hossein; Reinartz, Peter

    Calgary. 2010

  165. Ridge based decomposition of complex buildings for 3D model generation from high resolution digital surface models

    Arefi, Hossein; Hahn, Michael; Reinartz, Peter

    Istanbul. 2010

  166. Automatic generation of digital terrain models from cartosat-1 stereo images

    Arefi, Hossein; d'Angelo, Pablo; Mayer, Helmut et al.

    Hannover. 2009

  167. From LiDAR point clouds to 3D building models

    Arefi, Hossein

    Oberpfaffenhofen. 2009

  168. Extraction of 3D straight lines using LiDAR data and aerial images

    Miraliakbari, A.; Hahn, M.; Arefi, H. et al.

    International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences (ISPRS). Beijing. 2008 S. 1417 - 1422

  169. Generation of roof topologies using plane fitting with RANSAC

    Engels, J.; Arefi, H.; Hahn, M.

    International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences (IAPRS). Bd. 37. online. 2008

  170. Levels of detail in 3D building reconstruction from lidar data

    Arefi, Hossein; Engels, J.; Hahn, M. et al.

    Beijing. 2008

  171. LEVELS OF DETAIL IN 3D BUILDING RECONSTRUCTION FROM LIDAR DATA

    Arefi, Hossein; Engels, J.; Hahn, M. et al.

    online. 2008

  172. Approximation of building boundaries

    Arefi, H.; Engels, J.; Hahn, M. et al.

    Urban and Regional Data Management (UDMS). Stuttgart. 2007 S. 25 - 33

  173. Automatic building outlines detection and approximation from airborne LIDAR data

    Hahn, M.; Arefi, Hossein; Engels, J.

    Urban and Regional Data Management. online. 2007 S. 15 - 24

  174. Automatic DTM generation from laser-scanning data in residential hilly area

    Arefi, H.; Engels, J.; Hahn, M. et al.

    International Archives of Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 36. 2007 S. 4

  175. GENERATING DIGITAL TERRAIN MODELS FROM LIDAR DATA

    Arefi, Hossein; Hahn, Michael

    Stuttgart. 2007

  176. Lidar Verisi Kullanarak Gerçek Ortofoto Üretimi

    Günay, A.; Arefi, Hossein; Hahn, M.

    Ankara. 2007

  177. Semi-automatic true orthophoto production by using LIDAR data.

    Günay, Arif; Arefi, Hossein; Hahn, Michael

    IGARSS. 2007 S. 2873 - 2876

  178. True Orthophoto production using Lidar data,"Joint Workshop" Visualization and Exploration of Geospatial Data

    Günay, Arif; Arefi, Hossein; Hahn, Michael

    International Archives of Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 36. 2007 S. 4

  179. A hierarchical procedure for segmentation and classification of airborne LIDAR images

    Arefi, H.; Hahn, M.

    International Geoscience and Remote Sensing Symposium (IGARSS '05). online: IEEE 2005

  180. A morphological reconstruction algorithm for separating off-terrain points from terrain points in laser scanning data

    Arefi, H.; Hahn, M.

    International Archives of Photogrammetry, Remote Sensing and Spatial Information Sciences. Bd. 36. H. 3/W19. 2005 S. 120 - 125