Publications (44)
Sum-MSE performance gain of DFT-based channel estimator over frequency-domain LS one in full-duplex OFDM systems with colored interference
Jin Wang, Feng Shu, Jinhui Lu +4
In this paper, we make an investigation on the sum-mean-square-error (sum-MSE) performance gain achieved by DFT-based least-square (LS) channel estimator over frequency-domain LS o…
Neural Network-Based Adaptive Event-Triggered Control for Dual-Arm Unmanned Aerial Manipulator Systems
Yang Wang, Hai Yu, Wei He +3
This paper investigates the control problem of dual-arm unmanned aerial manipulator systems (DAUAMs). Strong coupling between the dual-arm and the multirotor platform, together wit…
Pilot Optimization and Power Allocation for OFDM-based Full-duplex Relay Networks with IQ-imbalances
Jin Wang, Hai Yu, Yongpeng Wu +4
In OFDM relay networks with IQ imbalances and full-duplex relay station (RS), how to optimize pilot pattern and power allocation using the criterion of minimizing the sum of mean s…
Revisiting Studies of the Statistical Property of a Strong Gravitational Lens System and Model-independent Constraint on the Curvature of the Universe
Jun-Qing Xia, Hai Yu, Guo-Jian Wang +4
In this paper we use a recently compiled data set, which comprises 118 galactic-scale strong gravitational lensing (SGL) systems to constrain the statistic property of SGL system,…
Will Dependency Conflicts Affect My Program's Semantics?
Ying Wang, Rongxin Wu, Chao Wang +6
Java projects are often built on top of various third-party libraries. If multiple versions of a library exist on the classpath, JVM will only load one version and shadow the other…
GPI-based Secrecy Rate Maximization Beamforming Scheme for Wireless Transmission with AN-aided Directional Modulation
Hai Yu, Simin Wan, Wenlong Cai +7
In a directional modulation network, a general power iterative (GPI) based beamforming scheme is proposed to maximize the secrecy rate (SR), where there are two optimization variab…
A linear relation between galaxy-lensing cross-correlations to test the cosmological principle model-independently
Hai Yu, Pengjie Zhang, Jiaxin Wang +2
We discover a linear relation between two sets of galaxy-lensing cross-correlations. This linear relation holds, as long as light follows the geodesic and the metric is Friedmann-L…
Recording for Eyes, Not Echoing to Ears: Contextualized Spoken-to-Written Conversion of ASR Transcripts
Jiaqing Liu, Chong Deng, Qinglin Zhang +4
Automatic Speech Recognition (ASR) transcripts exhibit recognition errors and various spoken language phenomena such as disfluencies, ungrammatical sentences, and incomplete senten…
Overview of the ICASSP 2023 General Meeting Understanding and Generation Challenge (MUG)
Qinglin Zhang, Chong Deng, Jiaqing Liu +7
ICASSP2023 General Meeting Understanding and Generation Challenge (MUG) focuses on prompting a wide range of spoken language processing (SLP) research on meeting transcripts, as SL…
Dispersion measures of fast radio burst host galaxies derived from IllustrisTNG simulation
G. Q. Zhang, Hai Yu, J. H. He +1
We calculate the dispersion measures (DMs) contributed by host galaxies of fast radio bursts (FRBs). Based on a few host galaxy observations, a large sample of galaxy with similar…
Constraining the Environmental Properties of FRB 131104 Using the Unified Dynamical Afterglow Model
Zong-Kai Peng, Shan-Qin Wang, Liang-Duan Liu +2
Multi-band observations of the fast radio burst (FRB) 131104 show that this burst may be associated with a gamma-ray transient entitled Swift J0644.5-5111. Follow-up observations f…
A Multi-Scale Spatiotemporal Perspective of Connected and Automated Vehicles: Applications and Wireless Networking
Rajit Johri, Jayanthi Rao, Hai Yu +1
Wireless communication is a basis of the vision of connected and automated vehicles (CAVs). Given the heterogeneity of both wireless communication technologies and CAV applications…
OmniFlatten: An End-to-end GPT Model for Seamless Voice Conversation
Qinglin Zhang, Luyao Cheng, Chong Deng +8
Full-duplex spoken dialogue systems significantly surpass traditional turn-based dialogue systems, as they allow simultaneous bidirectional communication, closely mirroring human-h…
Strong lensing as a giant telescope to localize the host galaxy of gravitational wave event
Hai Yu, Pengjie Zhang, Fa-Yin Wang
Standard siren cosmology of gravitational wave (GW) merger events relies on the identification of host galaxies and their redshifts. But this can be highly challenging due to numer…
Gaussian Processes, Median Statistics, Milky Way Rotation Curves
Hai Yu, Aman Singal, Jacob Peyton +2
We use the Iocco et al. (2015) compilation of 2,780 circular velocity measurements to analyze the Milky Way rotation curve. We find that the error bars for individual measurements…
Multimodal Fusion and Coherence Modeling for Video Topic Segmentation
Hai Yu, Chong Deng, Qinglin Zhang +3
The video topic segmentation (VTS) task segments videos into intelligible, non-overlapping topics, facilitating efficient comprehension of video content and quick access to specifi…
Stability of epsilon-Kernels
Pankaj K. Agarwal, Jeff M. Phillips, Hai Yu
Given a set P of n points in |R^d, an eps-kernel K subset P approximates the directional width of P in every direction within a relative (1-eps) factor. In this paper we study the…
Magnon-bandgap controllable artificial domain wall waveguide
Hai Yu, Xiao-Ping Ma, Huanhuan Zhang +3
In this paper, a magnon-bandgap controllable artificial domain wall waveguide is proposed by means of micromagnetic simulation. By the investigation of the propagation behavior and…
Adaptive RISE Control for Dual-Arm Unmanned Aerial Manipulator Systems with Deep Neural Networks
Yang Wang, Hai Yu, Shizhen Wu +4
The unmanned aerial manipulator system, consisting of a multirotor UAV (unmanned aerial vehicle) and a manipulator, has attracted considerable interest from researchers. Neverthele…
Persia: An Open, Hybrid System Scaling Deep Learning-based Recommenders up to 100 Trillion Parameters
Xiangru Lian, Binhang Yuan, Xuefeng Zhu +24
Deep learning based models have dominated the current landscape of production recommender systems. Furthermore, recent years have witnessed an exponential growth of the model scale…
A Monte Carlo approach to magnetar-powered transients: II. Broad-lined type Ic supernovae not associated with GRBs
Ling-Jun Wang, Zach Cano, Shan-Qin Wang +11
Broad-lined type Ic supernovae (SNe Ic-BL) are a subclass of rare core collapse SNe whose energy source is debated in the literature. Recently a series of investigations on SNe Ic-…
A New Method to Measure Hubble Parameter using Fast Radio Bursts
Q. Wu, Hai Yu, F. Y. Wang
The Hubble parameter is directly related to the expansion of our Universe. It can be used to study dark energy and constrain cosmology models. In this paper, we propose that…
MCTS-Refined CoT: High-Quality Fine-Tuning Data for LLM-Based Repository Issue Resolution
Yibo Wang, Zhihao Peng, Ying Wang +3
LLMs demonstrate strong performance in auto-mated software engineering, particularly for code generation and issue resolution. While proprietary models like GPT-4o achieve high ben…
Hubble Parameter and Baryon Acoustic Oscillation Measurement Constraints on the Hubble Constant, the Deviation from the Spatially-Flat cdm Model, The Deceleration-Acceleration Transition Redshift, and Spatial Curvature
Hai Yu, Bharat Ratra, Fa-Yin Wang
We compile a complete collection of reliable Hubble parameter data to redshift and use them with the Gaussian Process method to determine continuous fun…
Loss Masking Is Not Needed in Decoder-only Transformer for Discrete-token-based ASR
Qian Chen, Wen Wang, Qinglin Zhang +7
Recently, unified speech-text models, such as SpeechGPT, VioLA, and AudioPaLM, have achieved remarkable performance on various speech tasks. These models discretize speech signals…
MUG: A General Meeting Understanding and Generation Benchmark
Qinglin Zhang, Chong Deng, Jiaqing Liu +7
Listening to long video/audio recordings from video conferencing and online courses for acquiring information is extremely inefficient. Even after ASR systems transcribe recordings…
X-OPD: Cross-Modal On-Policy Distillation for Capability Alignment in Speech LLMs
Di Cao, Dongjie Fu, Hai Yu +3
While the shift from cascaded dialogue systems to end-to-end (E2E) speech Large Language Models (LLMs) improves latency and paralinguistic modeling, E2E models often exhibit a sign…
Ditto: A Simple and Efficient Approach to Improve Sentence Embeddings
Qian Chen, Wen Wang, Qinglin Zhang +6
Prior studies diagnose the anisotropy problem in sentence representations from pre-trained language models, e.g., BERT, without fine-tuning. Our analysis reveals that the sentence…
Lensing rates of gravitational wave signals displaying beat patterns detectable by DECIGO and B-DECIGO
Shaoqi Hou, Pengbo Li, Hai Yu +4
The coherent nature of gravitational wave emanating from a compact binary system makes it possible to detect some interference patterns in two (or more) signals registered simultan…
A Monte Carlo Approach to Magnetar-powered Transients: I. Hydrogen-deficient Superluminous Supernovae
Liang-Duan Liu, Shan-Qin Wang, Ling-Jun Wang +3
In this paper we collect 19 hydrogen-deficient superluminous supernovae (SLSNe) and fit their light curves, temperature evolution, and velocity evolution based on the magnetar-powe…
The Age-Redshift Relationship of Old Passive Galaxies
Jun-Jie Wei, Xue-Feng Wu, Fulvio Melia +2
We use 32 age measurements of passively evolving galaxies as a function of redshift to test and compare the standard model (CDM) with the Universe. We show that…
Calibrating systematic errors in the distance determination with the luminosity-distance space large scale structure of dark sirens and its potential applications
Pengjie Zhang, Hai Yu
The cosmological luminosity-distance can be measured from gravitational wave (GW) standard sirens, free of astronomical distance ladders and the associated systematics. However, it…
Evolutions and Calibrations of Long Gamma-Ray Bursts Luminosity Correlations Revisited
Guo-Jian Wang, Hai Yu, Zheng-Xiang Li +2
Luminosity correlations of long Gamma-ray bursts (GRB) are extensively proposed as an effective complementarity to trace the Hubble diagram of Universe at high redshifts, which is…
Statistical Distributions of Optical Flares from Gamma-Ray Bursts
Shuang-Xi Yi, Hai Yu, F. Y. Wang +1
We statistically study gamma-ray burst (GRB) optical flares from the Swift/UVOT catalog. We compile 119 optical flares, including 77 flares with redshift measurements. Some tight c…
Payload trajectory tracking control for aerial transportation systems with cable length online optimization
Hai Yu, Zhichao Yang, Wei He +3
Cable-suspended aerial transportation systems are employed extensively across various industries. The capability to flexibly adjust the relative position between the multirotor and…
Improving Long Document Topic Segmentation Models With Enhanced Coherence Modeling
Hai Yu, Chong Deng, Qinglin Zhang +3
Topic segmentation is critical for obtaining structured documents and improving downstream tasks such as information retrieval. Due to its ability of automatically exploring clues…
Dark matter deficient galaxies in the Illustris flat-CDM model structure formation simulation
Hai Yu, Bharat Ratra, Fa-Yin Wang
Surveying dark matter deficient galaxies (those with dark matter mass to stellar mass ratio ) in the Illustris simulation of structure formation in the f…
Comprehensive study of the X-ray flares from gamma-ray bursts observed by Swift
Shuang-Xi Yi, Shao-Qiang Xi, Hai Yu +4
X-ray flares are generally supposed to be produced by the later central engine activities, and may share the similar physical origin with prompt emission of gamma-ray bursts (GRBs)…
DrVoice: Parallel Speech-Text Voice Conversation Model via Dual-Resolution Speech Representations
Chao-Hong Tan, Qian Chen, Wen Wang +14
Recent studies on end-to-end (E2E) speech generation with large language models (LLMs) have attracted significant community attention, with multiple works extending text-based LLMs…
An empirical study of ChatGPT-3.5 on question answering and code maintenance
Md Mahir Asef Kabir, Sk Adnan Hassan, Xiaoyin Wang +3
Ever since the launch of ChatGPT in 2022, a rising concern is whether ChatGPT will replace programmers and kill jobs. Motivated by this widespread concern, we conducted an empirica…
Runtime Permission Issues in Android Apps: Taxonomy, Practices, and Ways Forward
Ying Wang, Yibo Wang, Sinan Wang +5
Android introduces a new permission model that allows apps to request permissions at runtime rather than at the installation time since 6.0 (Marshmallow, API level 23). While this…
Hero: On the Chaos When PATH Meets Modules
Ying Wang, Liang Qiao, Chang Xu +5
Ever since its first release in 2009, the Go programming language (Golang) has been well received by software communities. A major reason for its success is the powerful support of…
Skip-Layer Attention: Bridging Abstract and Detailed Dependencies in Transformers
Qian Chen, Wen Wang, Qinglin Zhang +7
The Transformer architecture has significantly advanced deep learning, particularly in natural language processing, by effectively managing long-range dependencies. However, as the…
Shift-Window Meets Dual Attention: A Multi-Model Architecture for Specular Highlight Removal
Tianci Huo, Lingfeng Qi, Yuhan Chen +6
Inevitable specular highlights in practical environments severely impair the visual performance, thus degrading the task effectiveness and efficiency. Although there exist consider…