Ahmad Keshavarz

Publication Activity (10 Years)

Years Active: 2005-2024
Publications (10 Years): 33

Top Topics

Top Venues

Multim. Tools Appl.

Publications

Payam Bahrani, Behrouz Minaei-Bidgoli, Hamid Parvin, Mitra Mirzarezaee, Ahmad Keshavarz
A new improved KNN-based recommender system. J. Supercomput. 80 (1) (2024)
Payam Bahrani, Behrouz Minaei-Bidgoli, Hamid Parvin, Mitra Mirzarezaee, Ahmad Keshavarz
A hybrid semantic recommender system enriched with an imputation method. Multim. Tools Appl. 83 (6) (2024)
Habib Rostami, Maryam Ashkpour, Hamed Behzadi-Khormouji, Maral Mokhtari, Armin Khayati, Ahmad Keshavarz, Saeed Talatian Azad, Yahya Tabesh
Automatic extraction of lightweight and efficient neural network architecture of heavy convolutional architectures to predict microsatellite instability from hematoxylin and eosin histology in gastric cancer. Neural Comput. Appl. 36 (25) (2024)
Payam Bahrani, Behrouz Minaei-Bidgoli, Hamid Parvin, Mitra Mirzarezaee, Ahmad Keshavarz
A hybrid semantic recommender system based on an improved clustering. J. Supercomput. 80 (9) (2024)
Abouzar Dehdar, Ahmad Keshavarz, Naser Parhizgar
Image steganalysis using modified graph clustering based ant colony optimization and Random Forest. Multim. Tools Appl. 82 (5) (2023)
Asma Haghighat, Zahra Sirous, Azin Moradbeikie, Ahmad Keshavarz, Sérgio Ivan Lopes
Improving LoRaWAN Fingerprint-Based Localization by Detecting and Eliminating Noisy RSSI Measurements. WF-IoT (2023)
Samira Sajed, Amir Sanati, Jorge Esparteiro Garcia, Habib Rostami, Ahmad Keshavarz, Andreia Teixeira
The effectiveness of deep learning vs. traditional methods for lung disease diagnosis using chest X-ray images: A systematic review. Appl. Soft Comput. 147 (2023)
Ebrahim Darabi, Azin Moradbeikie, Ahmad Keshavarz, Sérgio Ivan Lopes
RELIANCE: A Reliable and Power Efficient LoRaWAN Optimization Approach for IoT Systems. WF-IoT (2023)
Azin Moradbeikie, Ahmad Keshavarz, Habib Rostami, Sara Paiva, Sérgio Ivan Lopes
A cost-effective LoRaWAN-based IoT localization method using fixed reference nodes and dual-slope path-loss modeling. Internet Things 24 (2023)
Abdolreza Mosaddegh, Sérgio Ivan Lopes, Habib Rostami, Ahmad Keshavarz, Sara Paiva
A Hybrid Framework for Visual Positioning: Combining Convolutional Neural Networks with Ontologies. EAI Endorsed Trans. Energy Web 9 (40) (2022)
Hannaneh Barahouei Pasandi, Asma Haghighat, Azin Moradbeikie, Ahmad Keshavarz, Habib Rostami, Sara Paiva, Sérgio Ivan Lopes
Low-Cost Traffic Sensing System Based on LoRaWAN for Urban Areas. CoRR (2022)
Hamid Mirshekali, Rahman Dashti, Ahmad Keshavarz, Hamid Reza Shaker
Machine Learning-Based Fault Location for Smart Distribution Networks Equipped with Micro-PMU. Sensors 22 (3) (2022)
Ahmad Keshavarz, Rahman Dashti, Maryam Deljoo, Hamid Reza Shaker
Fault location in distribution networks based on SVM and impedance-based method using online databank generation. Neural Comput. Appl. 34 (3) (2022)
Hannaneh Barahouei Pasandi, Asma Haqiqat, Azin Moradbeikie, Ahmad Keshavarz, Habib Rostami, Sara Paiva, Sérgio Ivan Lopes
Low-cost traffic sensing system based on LoRaWAN for urban areas. EmergingWireless@CoNEXT (2022)
Hamid Mirshekali, Rahman Dashti, Ahmad Keshavarz, Amin Jahromi Torabi, Hamid Reza Shaker
A Novel Fault Location Methodology for Smart Distribution Networks. IEEE Trans. Smart Grid 12 (2) (2021)
Marzieh Masoumi, Ahmad Keshavarz, Reza Fotohi
File fragment recognition based on content and statistical features. CoRR (2021)
Azin Moradbeikie, Ahmad Keshavarz, Habib Rostami, Sara Paiva, Sérgio Ivan Lopes
Improvement of RSSI-Based LoRaWAN Localization Using Edge-AI. SmartCity360° (2021)
Fatemeh Hajiani, Naser Parhizgar, Ahmad Keshavarz
Hyperspectral image classification using cluster based graph regularized low rank representation and dictionary learning. Neurocomputing 462 (2021)
Marzieh Masoumi, Ahmad Keshavarz, Reza Fotohi
File fragment recognition based on content and statistical features. Multim. Tools Appl. 80 (12) (2021)
Hamed Behzadi Khormuji, Habib Rostami, Sana Salehi, Touba Derakhshande-Rishehri, Marzieh Masoumi, Siavash Salemi, Ahmad Keshavarz, Ali Gholamrezanezhad, Majid Assadi, Ali Batouli
Deep learning, reusable and problem-based architectures for detection of consolidation on chest X-ray images. Comput. Methods Programs Biomed. 185 (2020)
Mohammad Javad Saber, Jalil Mazloum, Amir Mehdi Sazdar, Ahmad Keshavarz, Md. Jalil Piran
On Secure Mixed RF-FSO Decode-and-Forward Relaying Systems With Energy Harvesting. IEEE Syst. J. 14 (3) (2020)
Payam Bahrani, Behrouz Minaei-Bidgoli, Hamid Parvin, Mitra Mirzarezaee, Ahmad Keshavarz, Hamid Alinejad-Rokny
User and item profile expansion for dealing with cold start problem. J. Intell. Fuzzy Syst. 38 (4) (2020)
Saeid Tahmasebi, Ahmad Keshavarz, Maria Longobardi, Reza Mohammadi
A Shift-Dependent Measure of Extended Cumulative Entropy and Its Applications in Blind Image Quality Assessment. Symmetry 12 (2) (2020)
Mohammad Javad Saber, Ahmad Keshavarz, Jalil Mazloum, Amir Mehdi Sazdar, Md. Jalil Piran
Physical-Layer Security Analysis of Mixed SIMO SWIPT RF and FSO Fixed-Gain Relaying Systems. IEEE Syst. J. 13 (3) (2019)
Mehdi Shadlou Jahromi, Vahid Bagheri, Habib Rostami, Ahmad Keshavarz
Feature Extraction in Fractional Fourier Domain for Classification of Passive Sonar Signals. J. Signal Process. Syst. 91 (5) (2019)
Fatemeh Tabarteh Farahani, Ahmad Keshavarz, Stefano Zecchetto
Wind Direction Extraction from Sar Images Using Nsct Transform. IGARSS (2018)
Mohammad Javad Saber, Ahmad Keshavarz
Secrecy Outage Probability Analysis of Dual-Hop RF-FSO Fixed-Gain Relaying System. IST (2018)
Fatemeh Kowkabi, Ahmad Keshavarz
Hyperspectral Endmember Extraction Preprocessing Using Combination of Euclidean and Geodesic Distances. IGARSS (2018)
Fatemeh Kowkabi, Hassan Ghassemian, Ahmad Keshavarz
Hybrid Preprocessing Algorithm for Endmember Extraction Using Clustering, Over-Segmentation, and Local Entropy Criterion. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 10 (6) (2017)
Mohammad Reza Khosravi, Habib Rostami, Gholam Reza Ahmadi, Suleiman Mansouri, Ahmad Keshavarz
A New Pseudo-color Technique Based on Intensity Information Protection for Passive Sensor Imagery. CoRR (2017)
Fatemeh Kowkabi, Hassan Ghassemian, Ahmad Keshavarz
A Fast Spatial-Spectral Preprocessing Module for Hyperspectral Endmember Extraction. IEEE Geosci. Remote. Sens. Lett. 13 (6) (2016)
Fatemeh Kowkabi, Hassan Ghassemian, Ahmad Keshavarz
Enhancing Hyperspectral Endmember Extraction Using Clustering and Oversegmentation-Based Preprocessing. IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens. 9 (6) (2016)
Fatemeh Kowkabi, Hassan Ghassemian, Ahmad Keshavarz
Hyperspectral endmember extraction and unmixing by a novel spatial-spectral preprocessing module. IGARSS (2016)
Fatemeh Kowkabi, Hassan Ghassemian, Ahmad Keshavarz
Endmember extraction using a novel Cluster-based Spatial Border Removal Preprocessor. IGARSS (2015)
Mohammad Reza Khosravi, Suleiman Mansouri, Ahmad Keshavarz, Habib Rostami
MRF-based multispectral image fusion using an adaptive approach based on edge-guided interpolation. CoRR (2015)
Alireza Shamshiri, Ahmad Keshavarz, Yaser Mansouri
Ocean wind direction estimation from SAR images using contoulet analysis. IGARSS (2013)
Alireza Shamshiri, Ahmad Keshavarz, Yaser Mansouri
Ocean wind direction estimation from SAR images using morphological-numerical analysis. IGARSS (2013)
Ahmad Keshavarz, Hassan Ghassemian, Hamid Dehghani
Hierarchical classification of hyperspectral images by using SVMs and "same class neighborhood property". IGARSS (2005)
Hamid Dehghani, Hassan Ghassemian, Ahmad Keshavarz
A multiple classifier template for hyperspectral images classification. IGARSS (2005)