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08/28/2023
Joint Active User Detection, Channel Estimation, and Data Detection for Massive Grant-Free Transmission in Cell-Free Systems
Cell-free communication has the potential to significantly improve grant...
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06/01/2023
Layout and Task Aware Instruction Prompt for Zero-shot Document Image Question Answering
The pre-training-fine-tuning paradigm based on layout-aware multimodal p...
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04/11/2023
Task Difficulty Aware Parameter Allocation Regularization for Lifelong Learning
Parameter regularization or allocation methods are effective in overcomi...
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12/14/2022
Rate-Splitting Multiple Access for Uplink Massive MIMO With Electromagnetic Exposure Constraints
Over the past few years, the prevalence of wireless devices has become o...
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10/12/2022
ERNIE-Layout: Layout Knowledge Enhanced Pre-training for Visually-rich Document Understanding
Recent years have witnessed the rise and success of pre-training techniq...
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09/18/2022
ERNIE-mmLayout: Multi-grained MultiModal Transformer for Document Understanding
Recent efforts of multimodal Transformers have improved Visually Rich Do...
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06/09/2022
Massive MIMO Hybrid Precoding for LEO Satellite Communications With Twin-Resolution Phase Shifters and Nonlinear Power Amplifiers
The massive multiple-input multiple-output (MIMO) transmission technolog...
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05/10/2022
Hybrid RIS and DMA Assisted Multiuser MIMO Uplink Transmission With Electromagnetic Exposure Constraints
In the fifth-generation and beyond era, reconfigurable intelligent surfa...
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05/05/2022
Near-Field Wideband Extremely Large-scale MIMO Transmission with Holographic Metasurface Antennas
Extremely large-scale multiple-input multiple-output (XL-MIMO) is the de...
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03/01/2022
Beam Squint-Aware Integrated Sensing and Communications for Hybrid Massive MIMO LEO Satellite Systems
The space-air-ground-sea integrated network (SAGSIN) plays an important ...
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01/17/2022
Hybrid Analog/Digital Precoding for Downlink Massive MIMO LEO Satellite Communications
Massive multiple-input multiple-output (MIMO) is promising for low earth...
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06/28/2021
LiteGEM: Lite Geometry Enhanced Molecular Representation Learning for Quantum Property Prediction
In this report, we (SuperHelix team) present our solution to KDD Cup 202...
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06/17/2021
Dynamic Metasurface Antennas for Energy Efficient Massive MIMO Uplink Communications
Future wireless communications are largely inclined to deploy a massive ...
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05/31/2021
Energy-Efficient Precoding in Electromagnetic Exposure-Constrained Uplink Multiuser MIMO
User electromagnetic (EM) exposure is continuously being exacerbated by ...
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05/31/2021
Energy Efficiency Optimization for Multi-cell Massive MIMO: Centralized and Distributed Power Allocation Algorithms
This paper investigates the energy efficiency (EE) optimization in downl...
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05/20/2021
Deterministic Pilot Design and Channel Estimation for Downlink Massive MIMO-OTFS Systems in Presence of the Fractional Doppler
Although the combination of the orthogonal time frequency space (OTFS) m...
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05/16/2021
Algorithmic Principles of Camera-based Respiratory Motion Extraction
Measuring the respiratory signal from a video based on body motion has b...
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05/09/2021
Location-Based Timing Advance Estimation for 5G Integrated LEO Satellite Communications
Integrated satellite-terrestrial communications networks aim to exploit ...
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11/19/2020
Energy Efficiency and Spectral Efficiency Tradeoff in RIS-Aided Multiuser MIMO Uplink Transmission
The emergence of reconfigurable intelligent surfaces (RISs) enables us t...
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09/08/2020
Masked Label Prediction: Unified Massage Passing Model for Semi-Supervised Classification
Graph convolutional network (GCN) and label propagation algorithms (LPA)...
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05/27/2020
Robust Precoding in Massive MIMO: A Deep Learning Approach
In this paper, we consider massive multiple-input-multiple-output (MIMO)...
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04/07/2020
Spectral Efficiency and Energy Efficiency Tradeoff in Massive MIMO Downlink Transmission with Statistical CSIT
As a key technology for future wireless networks, massive multiple-input...
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03/29/2020
Reconfigurable Intelligent Surfaces-Assisted Multiuser MIMO Uplink Transmission with Partial CSI
This paper considers the application of reconfigurable intelligent surfa...
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03/19/2020
Lifelong Learning with Searchable Extension Units
Lifelong learning remains an open problem. One of its main difficulties ...
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02/12/2020
Energy Efficiency Optimization for Downlink Massive MIMO With Statistical CSIT
We investigate energy efficiency (EE) optimization for single-cell massi...
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11/07/2019
Analysis of CNN-based remote-PPG to understand limitations and sensitivities
Deep learning based on convolutional neural network (CNN) has shown prom...
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10/27/2019
