Publications (660)
FinReporting: An Agentic Workflow for Localized Reporting of Cross-Jurisdiction Financial Disclosures
Fan Zhang, Mingzi Song, Rania Elbadry +20
Financial reporting systems increasingly leverage Large Language Models (LLMs) to extract and summarize corporate disclosures. However, most existing approaches assume a single-mar…
An Experimental Study on Microservices based Edge Computing Platforms
Qian Qu, Ronghua Xu, Seyed Yahya Nikouei +1
The rapid technological advances in the Internet of Things (IoT) allows the blueprint of Smart Cities to become feasible by integrating heterogeneous cloud/fog/edge computing parad…
Wide-angle giant photonic spin Hall effect
Zhihao Chen, Yu Chen, Yaodong Wu +5
Photonic spin Hall effect is a manifestation of spin-orbit interaction of light and can be measured by a transverse shift λof photons with opposite spins. The precise measurement…
Signal identification with Kalman Filter towards background-free neutrinoless double beta decay searches in gaseous detectors
Tao Li, Shaobo Wang, Yu Chen +6
Particle tracks and differential energy loss measured in high pressure gaseous detectors can be exploited for event identification in neutrinoless double beta decay~() sea…
Rigidity of Einstein metrics as critical points of quadratic curvature functionals on closed manifolds
Bingqing Ma, Guangyue Huang, Xingxiao Li +1
In this paper, we prove some rigidity results for the Einstein metrics as the critical points of a family of known quadratic curvature functionals on closed manifolds, characterize…
Average Convergence Rate of Evolutionary Algorithms II: Continuous Optimization
Yu Chen, Jun He
The average convergence rate (ACR) measures how fast the approximation error of an evolutionary algorithm converges to zero per generation. It is defined as the geometric average o…
Inference and Sampling of Point Processes from Diffusion Excursions
Ali Hasan, Yu Chen, Yuting Ng +3
Point processes often have a natural interpretation with respect to a continuous process. We propose a point process construction that describes arrival time observations in terms…
OctopusNet: A Deep Learning Segmentation Network for Multi-modal Medical Images
Yu Chen, Jiawei Chen, Dong Wei +2
Deep learning models, such as the fully convolutional network (FCN), have been widely used in 3D biomedical segmentation and achieved state-of-the-art performance. Multiple modalit…
Feasibility and physics potential of detecting B solar neutrinos at JUNO
JUNO collaboration, Angel Abusleme, Thomas Adam +589
The Jiangmen Underground Neutrino Observatory~(JUNO) features a 20~kt multi-purpose underground liquid scintillator sphere as its main detector. Some of JUNO's features make it an…
Out-of-plane easy-axis in thin films of diluted magnetic semiconductor Ba1-xKx(Zn1-yMny)2As2
Rui Wang, ZhongXue Huang, Shuang Yu +8
Single-phased, single-oriented thin films of Mn-doped ZnAs-based diluted magnetic semiconductor (DMS) Ba1-xKx(Zn1-yMny)2As2 (x = 0.03, 0.08; y = 0.15) have been deposited on Si, Sr…
From "Thinking" to "Justifying": Aligning High-Stakes Explainability with Professional Communication Standards
Chen Qian, Yimeng Wang, Yu Chen +2
Explainable AI (XAI) in high-stakes domains should help stakeholders trust and verify system outputs. Yet Chain-of-Thought methods reason before concluding, and logical gaps or hal…
A Study of Shared-Control with Force Feedback for Obstacle Avoidance in Whole-body Telelocomotion of a Wheeled Humanoid
DongHoon Baek, Yu Chen, Chang +1
Teleoperation has emerged as an alternative solution to fully-autonomous systems for achieving human-level capabilities on humanoids. Specifically, teleoperation with whole-body co…
Bidirectional anisotropic solar energetic particle events observed by Solar Orbiter
Zheyi Ding, Robert F. Wimmer-Schweingruber, Yu Chen +12
Solar Energetic Particle (SEP) events are critical for understanding particle acceleration and transport in the heliosphere. While most SEP events involve outward streaming particl…
Vanishing, Unbounded and Angular Shifts on the Quotient of the Difference and the Derivative of a Meromorphic Function
Lasse Asikainen, Yu Chen, Risto Korhonen
We show that for a vanishing period difference operator of a meromorphic function \( f \), there exist the following estimates regarding proximity functions, \[ \lim_{η\to 0} m_η…
Step-Video-T2V Technical Report: The Practice, Challenges, and Future of Video Foundation Model
Guoqing Ma, Haoyang Huang, Kun Yan +112
We present Step-Video-T2V, a state-of-the-art text-to-video pre-trained model with 30B parameters and the ability to generate videos up to 204 frames in length. A deep compression…
Snowmass2021 Whitepaper: Muonium to antimuonium conversion
Ai-Yu Bai, Yu Chen, Yukai Chen +21
The spontaneous muonium to antimuonium conversion is one of the interesting charged lepton flavor violation processes. It serves as a clear indication of new physics and plays an i…
SegRap2023: A Benchmark of Organs-at-Risk and Gross Tumor Volume Segmentation for Radiotherapy Planning of Nasopharyngeal Carcinoma
Xiangde Luo, Jia Fu, Yunxin Zhong +39
Radiation therapy is a primary and effective NasoPharyngeal Carcinoma (NPC) treatment strategy. The precise delineation of Gross Tumor Volumes (GTVs) and Organs-At-Risk (OARs) is c…
Intrinsic Negative-U Centers in Freestanding LaAlO3/SrTiO3 Micro-membranes
Giulia Meucci, Pinelopi O. Konstantinopoulou, Thies Jansen +15
The LaAlO3/SrTiO3 (LAO/STO) interface hosts a rich range of electronic phenomena, including unconventional electron pairing that in quantum dots gives rise to a negative effective…
Adaptive quantum design of atomic clusters
Jason Thalken, Yu Chen, A. F. J. Levi +1
Adaptive quantum design identifies the best broken-symmetry configurations of atoms and molecules that enable a desired target function response. In this work, numerical optimizati…
Exact Solution for One Type of Lindley's Equation for Queueing Theory and Network Calculus
Yu Chen
Lindley's equation is an important relation in queueing theory and network calculus. In this paper, we develop a new method to solve one type of Lindley's equation, i.e., the equat…
VQPy: An Object-Oriented Approach to Modern Video Analytics
Shan Yu, Zhenting Zhu, Yu Chen +6
Video analytics is widely used in contemporary systems and services. At the forefront of video analytics are video queries that users develop to find objects of particular interest…
Facilitating Bayesian Continual Learning by Natural Gradients and Stein Gradients
Yu Chen, Tom Diethe, Neil Lawrence
Continual learning aims to enable machine learning models to learn a general solution space for past and future tasks in a sequential manner. Conventional models tend to forget the…
Claim-Level Rubric Rewards for Video Caption Reinforcement Learning
Mingqi Gao, Hongyuan Dong, Yifei Chen +6
In this paper, we introduce Claim-Level Rubric Rewards (CuRe), a structured reward framework designed to address the reward-design bottleneck in reinforcement learning for dense vi…
Experimental Adiabatic Quantum Metrology with the Heisenberg scaling
Ran Liu, Yu Chen, Min Jiang +6
The critical quantum metrology, which exploits the quantum phase transition for high precision measurement, has gained increasing attention recently. The critical quantum metrology…
Minor Privacy Protection Through Real-time Video Processing at the Edge
Meng Yuan, Seyed Yahya Nikouei, Alem Fitwi +2
The collection of a lot of personal information about individuals, including the minor members of a family, by closed-circuit television (CCTV) cameras creates a lot of privacy con…
Streaming CTR Prediction: Rethinking Recommendation Task for Real-World Streaming Data
Qi-Wei Wang, Hongyu Lu, Yu Chen +4
The Click-Through Rate (CTR) prediction task is critical in industrial recommender systems, where models are usually deployed on dynamic streaming data in practical applications. S…
CAVE: Competence-Aware Visual Boundary Evidence Alignment for Video Temporal Grounding
Wei Jia, Zhicong Lu, Yu Chen +5
Large vision-language models (LVLMs) have achieved substantial performance gains in Video Temporal Grounding (VTG) through reinforcement learning (RL). However, existing methods pr…
Updatable Learned Index with Precise Positions
Jiacheng Wu, Yong Zhang, Shimin Chen +3
Index plays an essential role in modern database engines to accelerate the query processing. The new paradigm of "learned index" has significantly changed the way of designing inde…
Reflected Schrödinger Bridge for Constrained Generative Modeling
Wei Deng, Yu Chen, Nicole Tianjiao Yang +3
Diffusion models have become the go-to method for large-scale generative models in real-world applications. These applications often involve data distributions confined within boun…
Initial performance results of the JUNO detector
Angel Abusleme, Thomas Adam, Kai Adamowicz +1131
The Jiangmen Underground Neutrino Observatory (JUNO) started physics data taking on 26 August 2025. JUNO consists of a 20-kton liquid scintillator central detector, surrounded by a…
A Secure Dynamic Edge Resource Federation Architecture for Cross-Domain IoT Systems
Ronghua Xu, Yu Chen, Xiaohua Li +1
The fast integration of 5G communication, Artificial Intelligence (AI), and Internet-of-Things (IoT) technologies is envisioned to enable Next Generation Networks (NGNs) for divers…
One Ranking, Any Budget: Matryoshka Evidence-to-Context Frame Selection for Long-Video Understanding
Wang Chen, Yu Chen, Xiang Wang +3
Frame selection is essential for applying Large Multimodal Models (LMMs) to long videos due to severe frame redundancy and limited context windows. Since the appropriate frame budg…
Effective Capacity Analysis in Ultra-Dense Wireless Networks with Random Interference
Yu Gu, Qimei Cui, Yu Chen +3
Ultra-dense networks (UDNs) provide a promising paradigm to cope with exponentially increasing mobile traffic. However, little work has to date considered unsaturated traffic with…
Maximal quantum Fisher information matrix
Yu Chen, Haidong Yuan
We study the existence of the maximal quantum Fisher information matrix in multi-parameter quantum estimation, which bounds the ultimate precision limit. We show that when the maxi…
SCALAR-NeRF: SCAlable LARge-scale Neural Radiance Fields for Scene Reconstruction
Yu Chen, Gim Hee Lee
In this work, we introduce SCALAR-NeRF, a novel framework tailored for scalable large-scale neural scene reconstruction. We structure the neural representation as an encoder-decode…
Quantum Noise Spectroscopy of Nanoscale Charge Defects in Silicon Carbide at Room Temperature
Jinpeng Liu, Yuanhong Teng, Yu Chen +8
The nanoscale charge environment critically influences semiconductor physics and device performance. While conventional bulk characterization techniques provide volume-averaged def…
A multiferroic two-dimensional electron gas
Julien Bréhin, Yu Chen, Maria D'Antuono +6
Multiferroics are compounds in which at least two ferroic orders coexist - typically (anti)ferromagnetism and ferroelectricity. While magnetic order can arise in both insulating an…
ATP: Anatomical Torque with Passivity-based Control Framework for Safe Upper-Limb Exoskeleton Assistance
Yu Chen, Gong Chen, Xiang Li
Providing assistance across diverse movements is a central objective of exoskeletons, and anatomical knowledge can enable responsive support that generalizes across tasks. However,…
Unified description of thermal and nonthermal hot carriers in plasmonic photocatalysis
Yu Chen, Shengxiang Wu, Shiwu Gao
The damping of surface plasmons generates hot carriers, which holds promise for photoelectric conversion and photocatalysis. Recent studies have revealed the nonequilibrium charact…
Language model driven: a PROTAC generation pipeline with dual constraints of structure and property
Jinsong Shao, Qineng Gong, Zeyu Yin +8
The imperfect modeling of ternary complexes has limited the application of computer-aided drug discovery tools in PROTAC research and development. In this study, an AI-assisted app…
Excitation and voltage-gated modulation of single-mode dynamics in a planar nano-gap spin Hall nano-oscillator
Lina Chen, Yu Chen, Zhenyu Gao +5
We experimentally study the dynamical modes excited by current-induced spin-orbit torque and its electrostatic gating effect in a 3-terminal planar nano-gap spin Hall nano-oscillat…
Blockchain Technology for Public Services: A Polycentric Governance Synthesis
Hozefa Lakadawala, Komla Dzigbede, Yu Chen
National governments are increasingly adopting blockchain to enhance transparency, trust, and efficiency in public service delivery. However, evidence on how these technologies are…
VeniBot: Towards Autonomous Venipuncture with Semi-supervised Vein Segmentation from Ultrasound Images
Yu Chen, Yuxuan Wang, Bolin Lai +7
In the modern medical care, venipuncture is an indispensable procedure for both diagnosis and treatment. In this paper, unlike existing solutions that fully or partially rely on pr…
AIM: A User-friendly GUI Workflow program for Isotherm Fitting, Mixture Prediction, Isosteric Heat of Adsorption Estimation, and Breakthrough Simulation
Muhammad Hassan, Sunghyun Yoon, Yu Chen +9
Adsorption breakthrough modeling often requires complex software environments and scripting, limiting accessibility for many practitioners. We present AIM, a MATLAB-based graphical…
NavMoE: Hybrid Model- and Learning-based Traversability Estimation for Local Navigation via Mixture of Experts
Botao He, Amir Hossein Shahidzadeh, Yu Chen +8
This paper explores traversability estimation for robot navigation. A key bottleneck in traversability estimation lies in efficiently achieving reliable and robust predictions whil…
AV-SSAN: Audio-Visual Selective DoA Estimation through Explicit Multi-Band Semantic-Spatial Alignment
Yu Chen, Hongxu Zhu, Jiadong Wang +2
Audio-visual sound source localization (AV-SSL) estimates the position of sound sources by fusing auditory and visual cues. Current AV-SSL methodologies typically require spatially…
Effects of Network Structure on the Performance of a Modeled Traffic Network under Drivers' Bounded Rationality
Toru Fujino, Yu Chen
We propose a minority route choice game to investigate the effect of the network structure on traffic network performance under the assumption of drivers' bounded rationality. We i…
Superradiance of Degenerate Fermi Gases in a Cavity
Yu Chen, Zhenhua Yu, Hui Zhai
In this letter we consider spinless Fermi gases placed inside a cavity and study the critical strength of pumping field for driving a superradiance transition. We emphasize that Fe…
Realizing the Hayden-Preskill Protocol with Coupled Dicke Models
Yanting Cheng, Chang liu, Jinkang Guo +3
Hayden and Preskill proposed a thought experiment that Bob can recover the information Alice throws into a black hole if he has a quantum computer entangled with the black hole, an…
Quantitative Evaluation of driver's situation awareness in virtual driving through Eye tracking analysis
Yunxiang Jiang, Qing Xu, Kai Zhen +1
In driving tasks, the driver's situation awareness of the surrounding scenario is crucial for safety driving. However, current methods of measuring situation awareness mostly rely…
Combinatorial interpretations of Tutte polynomials at the point
Yu Chen, Xian'an Jin, Tianlong Ma
Let be a simple connected graph, and let be the Tutte polynomial of . Motivated by the works in \cite{Ma}, we, in this paper, introduce the even-left spanning f…
Variational Schrödinger Diffusion Models
Wei Deng, Weijian Luo, Yixin Tan +4
Schrödinger bridge (SB) has emerged as the go-to method for optimizing transportation plans in diffusion models. However, SB requires estimating the intractable forward score func…
An Adaptive Primary User Emulation Attack Detection Mechanism for Cognitive Radio Networks
Qi Dong, Yu Chen, Xiaohua Li +1
The proliferation of advanced information technologies (IT), especially the wide spread of Internet of Things (IoTs) makes wireless spectrum a precious resource. Cognitive radio ne…
Decentralized Smart Surveillance through Microservices Platform
Seyed Yahya Nikouei, Ronghua Xu, Yu Chen +2
Connected societies require reliable measures to assure the safety, privacy, and security of members. Public safety technology has made fundamental improvements since the first gen…
SQLStructEval: Structural Evaluation of LLM Text-to-SQL Generation
Yixi Zhou, Fan Zhang, Zhiqiao Guo +4
Despite strong performance on Text-to-SQL benchmarks, it remains unclear whether LLM-generated SQL programs are structurally reliable. In this work, we investigate the structural b…
DReg-NeRF: Deep Registration for Neural Radiance Fields
Yu Chen, Gim Hee Lee
Although Neural Radiance Fields (NeRF) is popular in the computer vision community recently, registering multiple NeRFs has yet to gain much attention. Unlike the existing work, Ne…
Optical System Design of Bionic Compound Eye with Broad Field of View
Pengcheng Su, Yu Chen, Jiaming Zhang +2
In nature, many common insects have compound eyes composed of many small eyes arranged on a curved retina. This kind of vision systems have many advantages, such as small size, lar…
Control-Anchored Residual Flow Matching Conditioned on Gene Geometry for Virtual Cell Perturbation Modeling
Quanquan Li, Yihe Chi, Liuyang Song +10
A central task in virtual cell modeling is predicting single-cell transcriptional responses to unseen genetic perturbations and drug combinations, and biological networks provide v…
A binary differential evolution algorithm learning from explored solutions
Yu Chen, Weicheng Xie, Xiufen Zou
Although real-coded differential evolution (DE) algorithms can perform well on continuous optimization problems (CoOPs), it is still a challenging task to design an efficient binar…
Towards pandemic preparedness: ability to estimate high-resolution social contact patterns from longitudinal surveys
Shozen Dan, Joshua Tegegne, Yu Chen +5
Social contact surveys are an important tool to assess infection risks within populations, and the effect of non-pharmaceutical interventions on social behaviour during disease out…
A Low-energy Threshold and Multi-messenger Trigger System for the JUNO Experiment
Thomas Adam, Fengpeng An, Costas Andreopoulos +563
The paper presents a new multi‑messenger trigger system for the JUNO liquid‑scintillator detector that lowers the energy threshold to about 110 keV and adds real‑time monitoring of…
Single Photon Emission from Deep Level Defects in Monolayer WSe2
Yanxia Ye, Xiuming Dou, Kun Ding +4
We report an efficient method to observe single photon emissions in monolayer WSe2 by applying hydrostatic pressure. The photoluminescence peaks of typical two-dimensional (2D) exc…
A doubly rotating black ring with dipole charge
Yu Chen, Kenneth Hong, Edward Teo
We present a dipole-charged generalisation of the Pomeransky-Sen'kov black ring in five-dimensional Kaluza-Klein theory. It rotates in two independent directions, although one of t…
Enhancing Graph Contrastive Learning with Reliable and Informative Augmentation for Recommendation
Bowen Zheng, Junjie Zhang, Hongyu Lu +4
Graph neural network(GNN) has been a powerful approach in collaborative filtering(CF) due to its ability to model high-order user-item relationships. Recently, to alleviate the dat…
A 28nm Bulk-CMOS 4-to-8GHz <2mW Cryogenic Pulse Modulator for Scalable Quantum Computing
Joseph C Bardin, Evan Jeffrey, Erik Lucero +28
Future quantum computing systems will require cryogenic integrated circuits to control and measure millions of qubits. In this paper, we report the design and characterization of a…
Correlated sensing with a solid-state quantum multi-sensor system for atomic-scale structural analysis
Wentao Ji, Zhaoxin Liu, Yuhang Guo +10
Developing superior quantum sensing strategies ranging from ultra-high precision measurement to complex structural analysis is at the heart of quantum technologies. While strategie…
DBARF: Deep Bundle-Adjusting Generalizable Neural Radiance Fields
Yu Chen, Gim Hee Lee
Recent works such as BARF and GARF can bundle adjust camera poses with neural radiance fields (NeRF) which is based on coordinate-MLPs. Despite the impressive results, these method…
BrutePrint: Expose Smartphone Fingerprint Authentication to Brute-force Attack
Yu Chen, Yiling He
Fingerprint authentication has been widely adopted on smartphones to complement traditional password authentication, making it a tempting target for attackers. The smartphone indus…
Analysis of Small-scale Magnetic Flux Ropes Covering the Whole Ulysses Mission
Yu Chen, Qiang Hu, Jakobus le Roux
Small-scale magnetic flux ropes, in the solar wind, have been studied for decades via the approach of both simulation and observation. Statistical analysis utilizing various in-sit…
SharedAssembly: A Data Collection Approach via Shared Tele-Assembly
Yansong Wu, Xiao Chen, Yu Chen +6
High-precision, tight-clearance assembly demonstrations are indispensable for training tactile-aware robotic foundation models, yet their acquisition is heavily bottlenecked by the…
Multi-label Relation Modeling in Facial Action Units Detection
Xianpeng Ji, Yu Ding, Lincheng Li +2
This paper describes an approach to the facial action units detections. The involved action units (AU) include AU1 (Inner Brow Raiser), AU2 (Outer Brow Raiser), AU4 (Brow Lowerer),…
OmniReasoner: Thinking with Long Audio-Video via Native Tool Use
Yu Chen, Caorui Li, Ziyu Xiong +8
Long audio-video reasoning is difficult for omnimodal LLMs because the decisive evidence is often sparse, cross-modal, and too expensive to preserve with uniformly high-fidelity in…
Improving Noisy Student Training on Non-target Domain Data for Automatic Speech Recognition
Yu Chen, Wen Ding, Junjie Lai
Noisy Student Training (NST) has recently demonstrated extremely strong performance in Automatic Speech Recognition(ASR). In this paper, we propose a data selection strategy named…
PReS: Power Peak Reduction by Real-time Scheduling for Urban Railway Transit
Zekun Yang, Yu Chen, Ning Zhou +1
Railway transportation is one of the most popular options for Urban Massive Transportation Systems (UMTS) because of many attractive features. A robust electric power supply is ess…
Supplementary information for "Quantum supremacy using a programmable superconducting processor"
Frank Arute, Kunal Arya, Ryan Babbush +74
This is an updated version of supplementary information to accompany "Quantum supremacy using a programmable superconducting processor", an article published in the October 24, 201…
Bidirectional Attentive Memory Networks for Question Answering over Knowledge Bases
Yu Chen, Lingfei Wu, Mohammed J. Zaki
When answering natural language questions over knowledge bases (KBs), different question components and KB aspects play different roles. However, most existing embedding-based meth…
Predictive Scale-Bridging Simulations through Active Learning
Satish Karra, Mohamed Mehana, Nicholas Lubbers +12
Throughout computational science, there is a growing need to utilize the continual improvements in raw computational horsepower to achieve greater physical fidelity through scale-b…
On the thresholds of degenerate hypergraphs
Yu Chen, Jie Han, Haoran Luo
An -vertex -uniform hypergraph is -degenerate if and there exists a constant such that for every subset with si…
A Lightweight Recurrent Learning Network for Sustainable Compressed Sensing
Yu Zhou, Yu Chen, Xiao Zhang +3
Recently, deep learning-based compressed sensing (CS) has achieved great success in reducing the sampling and computational cost of sensing systems and improving the reconstruction…
ViViD: Video Virtual Try-on using Diffusion Models
Zixun Fang, Wei Zhai, Aimin Su +7
Video virtual try-on aims to transfer a clothing item onto the video of a target person. Directly applying the technique of image-based try-on to the video domain in a frame-wise m…
Noise-resilient Edge Modes on a Chain of Superconducting Qubits
Xiao Mi, Michael Sonner, Murphy Yuezhen Niu +125
Inherent symmetry of a quantum system may protect its otherwise fragile states. Leveraging such protection requires testing its robustness against uncontrolled environmental intera…
The Scott space of lattice of closed subsets with supremum operator as a topological semilattice
Yu Chen, Hui Kou, Zhenchao Lyu +1
We present several equivalent conditions of the continuity of the supremum function from the square of the Scott space of to itself under mild assumptions, where deno…
Delving Deep into Liver Focal Lesion Detection: A Preliminary Study
Jiechao Ma, Yingqian Chen, Yu Chen +4
Hepatocellular carcinoma (HCC) is the second most frequent cause of malignancy-related death and is one of the diseases with the highest incidence in the world. Because the liver i…
Who is Smarter? Intelligence Measure of Learning-based Cognitive Radios
Monireh Dabaghchian, Amir Alipour-Fanid, Songsong Liu +3
Cognitive radio (CR) is considered as a key enabling technology for dynamic spectrum access to improve spectrum efficiency. Although the CR concept was invented with the core idea…
Network Formation under Random Attack and Probabilistic Spread
Yu Chen, Shahin Jabbari, Michael Kearns +2
We study a network formation game where agents receive benefits by forming connections to other agents but also incur both direct and indirect costs from the formed connections. Sp…
Accurate Energy-Efficient Power Control for Uplink NOMA Systems under Delay Constraint
Bowen Cai, Yu Chen, Qimei Cui +2
Machine-type communications (MTC) devices in 5G will use the Non-orthogonal multiple access (NOMA) technology for massive connections. These devices switch between the transmission…
Event-Triggered Resilient Filtering for 2-D Systems with Asynchronous-Delay: Handling Binary Encoding Decoding with Probabilistic Bit Flips
Yu Chen, Wei Wang
In this paper, the event-triggered resilient filtering problem is investigated for a class of two-dimensional systems with asynchronous-delay under binary encoding-decoding schemes…
The Single Particle Excitation Spectrum of Degenerate Fermi gases in a ring cavity
Chao Feng, Yu Chen
By considering a spin- degenerate Fermi gases in a ring cavity where strong interaction between atoms and light gives rise to a superradiance, we find the cavity dissi…
Slow Thinking for Sequential Recommendation
Junjie Zhang, Beichen Zhang, Wenqi Sun +4
To develop effective sequential recommender systems, numerous methods have been proposed to model historical user behaviors. Despite the effectiveness, these methods share the same…
Image Quality Assessment: Investigating Causal Perceptual Effects with Abductive Counterfactual Inference
Wenhao Shen, Mingliang Zhou, Yu Chen +4
Existing full-reference image quality assessment (FR-IQA) methods often fail to capture the complex causal mechanisms that underlie human perceptual responses to image distortions,…
Estimates and Asymptotics for the stress concentration between closely spaced stiff inclusions in linear elasticity
Yu Chen, Haigang Li
This paper is concerned with the stress concentration phenomenon in elastic composite materials when the inclusions are very closely spaced. We investigate the gradient blow-up est…
Distributionally Robust Control Synthesis for Stochastic Systems with Safety and Reach-Avoid Specifications
Yu Chen, Yuda Li, Shaoyuan Li +1
We investigate the problem of synthesizing distributionally robust control policies for stochastic systems under safety and reach-avoid specifications. Using a game-theoretical fra…
Black holes on gravitational instantons
Yu Chen, Edward Teo
In this paper, we classify and construct five-dimensional black holes on gravitational instantons in vacuum Einstein gravity, with RxU(1)xU(1) isometry. These black holes have spat…
Do Multimodal Agents Really Benefit from Tool Use? A Systematic Study of Capability Gains
Garvin Guo, Donglei Yu, Yu Chen +6
Tool-augmented multimodal agents show strong benchmark gains, often taken as evidence that agents have learned to use tools. We argue that this interpretation can be premature: a t…
X-GOAL: Multiplex Heterogeneous Graph Prototypical Contrastive Learning
Baoyu Jing, Shengyu Feng, Yuejia Xiang +3
Graphs are powerful representations for relations among objects, which have attracted plenty of attention. A fundamental challenge for graph learning is how to train an effective G…
Sputtered TiN films for superconducting coplanar waveguide resonators
Shinobu Ohya, Ben Chiaro, Anthony Megrant +18
We present a systematic study of the properties of TiN films by varying the deposition conditions in an ultra-high-vacuum reactive magnetron sputtering chamber. By increasing the d…
SelectTSL: Prompt-Guided Selective Target Sound Localization in Complex Scenarios
Ziyang Jiang, Yu Chen, Zexu Pan +5
Humans can selectively attend to a target sound and estimate its direction in complex scenarios, whereas such selective localization remains challenging for current deep learning-b…
Sublinear Algorithms and Lower Bounds for Estimating MST and TSP Cost in General Metrics
Yu Chen, Sanjeev Khanna, Zihan Tan
We consider the design of sublinear space and query complexity algorithms for estimating the cost of a minimum spanning tree (MST) and the cost of a minimum traveling salesman (TSP…
Microchain: A Hybrid Consensus Mechanism for Lightweight Distributed Ledger for IoT
Ronghua Xu, Yu Chen, Erik Blasch +1
A blockchain and smart contract enabled security mechanism for IoT applications has been reported recently for urban, financial, and network services. However, due to the power-int…
Afterpulse measurement of JUNO 20-inch PMTs
Rong Zhao, Nikolay Anfimov, Yu Chen +13
In this article we present the large photo-multiplier tube (PMT) afterpulse measurement results of Jiangmen Underground Neutrino Observatory (JUNO) experiment. Totally 11 dynode-PM…