Impulsive noise removal from images using sparse representation and optimization methods. - Sajjad Beygi-Harchegani; Mohammadmehdi Kafashan; Farokh Marvasti (ISSPA, 2010)

Space-Time Codes for Amplify-and-Forward (AF) Relay Channels: Performance and Code Design. - Sajjad Beygi; Hamid-Reza Bahrami 002; Tho Le-Ngoc (GLOBECOM, 2011)

A Low-Complexity Method to Compensate IQ-Imbalance and Phase Noise in MIMO-OFDM Systems. - Shashwat Jnawali; Sajjad Beygi; Hamid-Reza Bahrami 002 (GLOBECOM, 2011)

Exploiting Multiuser Diversity in OFDMA Systems with Limited Feedback. - Mohammed Eltayeb; Hamid-Reza Bahrami 002; Yahya Al-Harthi; Sajjad Beygi (VTC Fall, 2011)

RF Impairments Compensation and Channel Estimation in MIMO-OFDM Systems. - Shashwat Jnawali; Sajjad Beygi; Hamid-Reza Bahrami 002 (VTC Fall, 2011)

Null Space Precoding for Downlink Network MIMO Systems with No CSI. - Mehdi Sadeghzadeh; Sajjad Beygi; Hamid-Reza Bahrami 002 (VTC Fall, 2011)

Asynchronous analog-to-digital converter based on level-crossing sampling scheme. - Mohammadmehdi Kafashan; Sajjad Beygi-Harchegani; Farrokh Marvasti (EURASIP J. Adv. Signal Process., 2011)

Energy production cost and PAR minimization in multi-source power networks. - Samuel Ghebremariam; Sajjad Beygi; Hamid-Reza Bahrami 002; Yilmaz Sozer; Hamed Mohsenian Rad (ISGT, 2012)

Optimal Bayesian resampling for OFDM signaling over multi-scale multi-lag channels. - Sajjad Beygi; Srinivas Yerramalli; Urbashi Mitra (WUWNet, 2012)

Channel Regularization and Vector Perturbation for Dual-Hop Precoded AF Relaying in Downlink Transmission. - Mohammadmehdi Kafashan; Sajjad Beygi; Mehdi Maleki; Ahmad Danaee; Nghi H. Tran; Hamid-Reza Bahrami 002 (VTC Spring, 2013)

Optimal Bayesian Resampling for OFDM Signaling Over Multi-scale Multi-lag Channels. - Sajjad Beygi; Urbashi Mitra (IEEE Signal Process. Lett., 2013)

Space-Time Trellis Codes for Two-Way Relay MIMO Channels With Single-Antenna Relay Nodes. - Sajjad Beygi; Mohammadmehdi Kafashan; Hamid-Reza Bahrami 002; Tho Le-Ngoc; Mehdi Maleki (IEEE Trans. Veh. Technol., 2013)

Space Modulation With CSI: Constellation Design and Performance Evaluation. - Mehdi Maleki; Hamid-Reza Bahrami 002; Sajjad Beygi; Mohammadmehdi Kafashan; Nghi H. Tran (IEEE Trans. Veh. Technol., 2013)

Structured sparse approximation via generalized regularizers: With application to V2V channel estimation. - Sajjad Beygi; Erik G. Ström; Urbashi Mitra (GLOBECOM, 2014)

Multi-scale multi-lag channel estimation using low rank structure of received signal. - Sajjad Beygi; Urbashi Mitra (ICASSP, 2014)

Geometry-based stochastic modeling and estimation of vehicle to vehicle channels. - Sajjad Beygi; Erik G. Ström; Urbashi Mitra (ICASSP, 2014)

Structured methods for underwater wideband signals localization using sensor networks. - Sajjad Beygi; Urbashi Mitra (ACSSC, 2015)

Multi-scale multi-lag channel estimation via linearization of training signal spectrum and sparse approximation. - Sajjad Beygi; Urbashi Mitra; Mariane R. Petraglia (ICASSP, 2015)

Multi-Scale Multi-Lag Channel Estimation Using Low Rank Approximation for OFDM. - Sajjad Beygi; Urbashi Mitra (IEEE Trans. Signal Process., 2015)

Nested Sparse Approximation: Structured Estimation of V2V Channels Using Geometry-Based Stochastic Channel Model. - Sajjad Beygi; Urbashi Mitra; Erik G. Ström (IEEE Trans. Signal Process., 2015)

Time-varying narrowband channel estimation: Exploiting low-rank and sparsity via bilinear representation. - Sajjad Beygi; Urbashi Mitra (ACSSC, 2016)

Delay-Doppler estimation via structured low-rank matrix recovery. - Sunav Choudhary; Sajjad Beygi; Urbashi Mitra (ICASSP, 2016)

Structured estimation of time-varying narrowband wireless communication channels. - Sajjad Beygi; Urbashi Mitra (ICASSP, 2017)

Compressed sensing of compressible signals. - Sajjad Beygi; Shirin Jalali; Arian Maleki; Urbashi Mitra (ISIT, 2017)

An efficient algorithm for compression-based compressed sensing. - Sajjad Beygi; Shirin Jalali; Arian Maleki; Urbashi Mitra (CoRR, 2017)

Bilinear Matrix Factorization Methods for Time-Varying Narrowband Channel Estimation: Exploiting Sparsity and Rank. - Sajjad Beygi; Amr Elnakeeb; Sunav Choudhary; Urbashi Mitra (IEEE Trans. Signal Process., 2018)

Towards Large-Scale Interpretable Knowledge Graph Reasoning for Dialogue Systems. - Yi-Lin Tuan; Sajjad Beygi; Maryam Fazel-Zarandi; Qiaozi Gao; Alessandra Cervone; William Yang Wang (ACL (Findings), 2022)

Logical Reasoning for Task Oriented Dialogue Systems. - Sajjad Beygi; Maryam Fazel-Zarandi; Alessandra Cervone; Prakash Krishnan; Siddhartha Reddy Jonnalagadda (CoRR, 2022)