Keyhole and multi-keyhole MIMO channels: Modeling and simulation. - Hieu Duy Nguyen; Xuan Wang; Hon Tat Hui (ICICS, 2011)

Degrees of freedom region in multi-cell random beamforming. - Hieu Duy Nguyen; Rui Zhang 006; Hon Tat Hui (ICASSP, 2012)

Effect of receive spatial diversity on the degrees of freedom region in multi-cell random beamforming. - Hieu Duy Nguyen; Rui Zhang 006; Hon Tat Hui (WCNC, 2013)

Multi-Cell Random Beamforming: Achievable Rate and Degrees of Freedom Region. - Hieu Duy Nguyen; Rui Zhang 006; Hon Tat Hui (IEEE Trans. Signal Process., 2013)

On design of improper signaling for ser minimization in K-user interference channel. - Hieu Duy Nguyen; Rui Zhang 006; Sumei Sun (GLOBECOM, 2014)

Linear precoder for codeword error minimization in MIMO systems with channel estimation errors. - Boon Sim Thian; Hieu Duy Nguyen; Sumei Sun (GLOBECOM, 2014)

Joint Decoding and Adaptive Compression with QoS Constraint for Uplinks in Cloud Radio Access Networks. - Thang X. Vu; Tony Q. S. Quek; Hieu Duy Nguyen (GLOBECOM, 2015)

Precoder design for distributed antenna systems (DAS) with limited channel state information. - Hieu Duy Nguyen; Jingon Joung; Sumei Sun (ICC, 2015)

Error probability minimization for MIMO systems with imperfect channel state information. - Hieu Duy Nguyen; Boon Sim Thian; Sumei Sun (ICC, 2015)

Stochastic Geometry-Based Performance Bounds for Non-Fading and Rayleigh Fading Ad Hoc Networks. - Hieu Duy Nguyen; Sumei Sun (CoRR, 2015)

Pecuniary Efficiency of Distributed Antenna Systems. - Jingon Joung; Hieu Duy Nguyen; Sumei Sun (IEEE Commun. Lett., 2015)

Multicast Linear Precoding for MIMO-OFDM Systems. - Jingon Joung; Hieu Duy Nguyen; Peng Hui Tan; Sumei Sun (IEEE Commun. Lett., 2015)

Improper Signaling for Symbol Error Rate Minimization in K-User Interference Channel. - Hieu Duy Nguyen; Rui Zhang 006; Sumei Sun (IEEE Trans. Commun., 2015)

Adaptive Compression and Joint Detection for Fronthaul Uplinks in Cloud Radio Access Networks. - Thang X. Vu; Hieu Duy Nguyen; Tony Q. S. Quek (IEEE Trans. Commun., 2015)

Statistical Precoding for MIMO Systems With Channel Estimation Errors. - Boon Sim Thian; Hieu Duy Nguyen; Sumei Sun (IEEE Wirel. Commun. Lett., 2015)

Massive MIMO versus small-cell systems: Spectral and energy efficiency comparison. - Hieu Duy Nguyen; Sumei Sun (ICC, 2016)

Fronthaul compression and optimization for cloud radio access networks. - Thang X. Vu; Hieu Duy Nguyen; Tony Q. S. Quek; Sumei Sun (ICC, 2016)

A High Bit-Rate Shared Key Generator with Time-Frequency Features of Wireless Channels. - Sumei Sun; Yongdong Wu; Boon Shyang Lim; Hieu Duy Nguyen (GLOBECOM, 2017)

Adaptive Cloud Radio Access Networks: Compression and Optimization. - Thang X. Vu; Hieu Duy Nguyen; Tony Q. S. Quek; Sumei Sun (IEEE Trans. Signal Process., 2017)

Closed-Form Performance Bounds for Stochastic Geometry-Based Cellular Networks. - Hieu Duy Nguyen; Sumei Sun (IEEE Trans. Wirel. Commun., 2017)

Distributed Precoder Design With Direct-Link Channel Information for Distributed Antenna Systems. - Jingon Joung; Hieu Duy Nguyen; Sumei Sun (IEEE Trans. Veh. Technol., 2018)

Multilingual Grapheme-To-Phoneme Conversion with Byte Representation. - Mingzhi Yu; Hieu Duy Nguyen; Alex Sokolov; Jack Lepird; Kanthashree Mysore Sathyendra; Samridhi Choudhary; Athanasios Mouchtaris; Siegfried Kunzmann (ICASSP, 2020)

Quantization Aware Training with Absolute-Cosine Regularization for Automatic Speech Recognition. - Hieu Duy Nguyen; Anastasios Alexandridis; Athanasios Mouchtaris (INTERSPEECH, 2020)

An efficient fuzzy time series forecasting model based on quantifying semantics of words. - Hieu Duy Nguyen; Nguyen Cat Ho; Nhu-Lan Vu (RIVF, 2020)

Sparsification via Compressed Sensing for Automatic Speech Recognition. - Kai Zhen; Hieu Duy Nguyen; Feng-Ju Chang; Athanasios Mouchtaris; Ariya Rastrow (ICASSP, 2021)

Sub-8-Bit Quantization Aware Training for 8-Bit Neural Network Accelerator with On-Device Speech Recognition. - Kai Zhen; Hieu Duy Nguyen; Raviteja Chinta; Nathan Susanj; Athanasios Mouchtaris; Tariq Afzal; Ariya Rastrow (INTERSPEECH, 2022)

Accelerator-Aware Training for Transducer-Based Speech Recognition. - Suhaila M. Shakiah; Rupak Vignesh Swaminathan; Hieu Duy Nguyen; Raviteja Chinta; Tariq Afzal; Nathan Susanj; Athanasios Mouchtaris; Grant P. Strimel; Ariya Rastrow (SLT, 2022)

Sub-8-Bit Quantization for On-Device Speech Recognition: A Regularization-Free Approach. - Kai Zhen; Martin Radfar; Hieu Duy Nguyen; Grant P. Strimel; Nathan Susanj; Athanasios Mouchtaris (SLT, 2022)

Max-Margin Transducer Loss: Improving Sequence-Discriminative Training Using a Large-Margin Learning Strategy. - Rupak Vignesh Swaminathan; Grant P. Strimel; Ariya Rastrow; Sri Harish Mallidi; Kai Zhen; Hieu Duy Nguyen; Nathan Susanj; Athanasios Mouchtaris (ICASSP, 2024)

Adaptive Estimation and Learning under Temporal Distribution Shift. - Dheeraj Baby; Yifei Tang; Hieu Duy Nguyen; Yu-Xiang Wang; Rohit Pyati (CoRR, 2025)