Publications

Peer-reviewed articles and conference papers, most recent first.

2025
Channel estimation for Massive MIMO systems aided by intelligent reflecting surface using semi-super resolution GAN
Mehrdad Momen-Tayefeh, Mehrshad Momen-Tayefeh, S AmirAli GH Ghahramani, Ali Mohammad Afshin Hemmatyar
Signal Processing
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Advancing Brain Tumor Detection via ViRCNN: A Fusion of Vision Transformers and Faster R-CNN
Mehrshad Momen Tayefeh, S AmirAli GH Ghahramani, Ali Mohammad Afshin Hemmatyar
2025 15th International Conference on Computer and Knowledge Engineering (ICCKE)
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2024
GraMuFeN: graph-based multi-modal fake news detection in social media
Makan Kananian, Fatemeh Badiei, S AmirAli Gh. Ghahramani
Social Network Analysis and Mining
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SNRGAN: The Semi Noise Reduction GAN for Image Denoising
Mehrshad Momen-Tayefeh, Mehrdad Momen-Tayefeh, Fatemeh Zahra Hasheminasab, S AmirAli Gh Ghahramani
2024 20th CSI International Symposium on Artificial Intelligence and Signal Processing (AISP)
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2023
An Efficient Approach to Monocular Depth Estimation for Autonomous Vehicle Perception Systems
Mehrnaz Farokhnejad Afshar, Zahra Shirmohammadi, S. Amir Ali Gh. Ghahramani, Azadeh Noorparvar, Ali Mohammad Afshin Hemmatyar
Sustainability
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Detecting Community Structures in Patients with Peripheral Nervous System Disorders
Morteza Hosseinioun, Ali Mohammad Afshin Hemmatyar, Saeid Ahmadifar, Hojjat Samiee, S AmirAli Gh. Ghahramani
International Conference on Complex Networks and Their Applications
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BiProSimGCN: Prediction of Drugs-Proteins Interactions Using Graph Convolutional Neural Network and Proteins Similarity
S AmirAli Gh Ghahramani, Morteza Hosseinioun, Amirhossein Nosrati, Kaveh Kavousi
2023 IEEE Asia-Pacific Conference on Computer Science and Data Engineering (CSDE)
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Text Classification on Imbalanced Data using Graph Neural Networks and Adversarial Weight Balancer
Fatemeh Badiei, Makan Kananian, S AmirAli Gh Ghahramani
International Conference on Complex Networks and Their Applications
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2021
Classification and Segmentation of Pulmonary Lesions in CT Images Using a Combined VGG-XGBoost Method, and an Integrated Fuzzy Clustering-Level Set Technique
NA Javan, A Jebreili, B Mozafari, M Hosseinioun, SAAG Ghahramani
arXiv preprint: 2101.00948v2
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2020
GL-Coarsener: A Graph representation learning framework to construct coarse grid hierarchy for AMG solvers
Reza Namazi, Arsham Zolanvari, Mahdi Sani, Seyed Amir Ali Ghafourian Ghahramani
arXiv preprint arXiv:2011.09994
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2017
A hybrid approach to analyze the impact of vehicular traffic on performance of 802.11 p protocol for safety communications in vehicular ad hoc networks: a quantitative analysis
S. AmirAli GH. Ghahramani, A.M.A Hemmatyar
Wireless Personal Communications
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A Graph-based Performance Analysis of the 802.11 p MAC Protocol for Safety Communications in Highway Vehicular Ad Hoc Networks
S. AmirAli GH. Ghahramani, A.M.A Hemmatyar
The Computer Journal
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2016
A network model for vehicular ad hoc networks: an introduction to obligatory attachment rule
S. AmirAli GH. Ghahramani, A.M.A Hemmatyar, K. Kavousi
IEEE Transactions on Network Science and Engineering
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2013
A new hybrid model for performance evaluation of IEEE 802.11 p broadcast mode in vehicular ad hoc networks: A numerical analysis
S. AmirAli GH. Ghahramani, A.M.A Hemmatyar
2013 International Conference on Connected Vehicles and Expo (ICCVE)
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