Publications (430)
Mass behavior of hidden-charm pentaquarks with open-strange inspired by these established molecular states
Rui Chen, Xiang Liu
Stimulated by the meson-baryon molecular interpretations of the states (), we systematically study the interactions between an wave charm-s…
FusionFM: All-in-One Multi-Modal Image Fusion with Flow Matching
Huayi Zhu, Xiu Shu, Youqiang Xiong +5
Current multi-modal image fusion methods typically rely on task-specific models, leading to high training costs and limited scalability. While generative methods provide a unified…
Layer Hall effect induced by altermagnetism
Fang Qin, Rui Chen
In this work, we propose a scheme to realize the layer Hall effect in the ferromagnetic topological insulator BiSe via proximity to -wave altermagnets. We show that an a…
UNIAA: A Unified Multi-modal Image Aesthetic Assessment Baseline and Benchmark
Zhaokun Zhou, Qiulin Wang, Bin Lin +7
As an alternative to expensive expert evaluation, Image Aesthetic Assessment (IAA) stands out as a crucial task in computer vision. However, traditional IAA methods are typically c…
The Complexity of Recognizing Facets for the Knapsack Polytope
Rui Chen, Haoran Zhu
The complexity class DP is the class of all languages that are the intersection of a language in NP and a language in coNP. It was conjectured that recognizing a facet for the knap…
Nonlinear Hall effect on a disordered lattice
Rui Chen, Z. Z. Du, Hai-Peng Sun +2
The nonlinear Hall effect has recently attracted significant interest due to its potential as a promising spectral tool and device applications. A theory of the nonlinear Hall effe…
Arthur's multiplicity formula for even orthogonal and unitary groups
Rui Chen, Jialiang Zou
Let G be an even orthogonal or unitary group over a number field. Based on the same observation used in arXiv:1705.10106, we prove the Arthur's multiplicity formula for the generic…
-Reachability: Geometric-Horizon Safety Bellman Equations for Humanoid Safety
Rui Chen, Shangtao Li, Yifan Sun +1
We introduce -Reachability, a scalable approach to Hamilton--Jacobi safety analysis for high-dimensional robotic systems. Unlike prior discounted formulations that rely on fixe…
SweetDreamer: Aligning Geometric Priors in 2D Diffusion for Consistent Text-to-3D
Weiyu Li, Rui Chen, Xuelin Chen +1
It is inherently ambiguous to lift 2D results from pre-trained diffusion models to a 3D world for text-to-3D generation. 2D diffusion models solely learn view-agnostic priors and t…
Altermagnetism in quasicrystals
Rui Chen, Bin Zhou, Dong-Hui Xu
Altermagnets are a recently discovered class of magnetic materials that combine a collinear, zero-magnetization spin structure, characteristic of antiferromagnets, with spin-split…
GenH2R: Learning Generalizable Human-to-Robot Handover via Scalable Simulation, Demonstration, and Imitation
Zifan Wang, Junyu Chen, Ziqing Chen +3
This paper presents GenH2R, a framework for learning generalizable vision-based human-to-robot (H2R) handover skills. The goal is to equip robots with the ability to reliably recei…
Disentanglement in T-space for Faster and Distributed Training of Diffusion Models with Fewer Latent-states
Samarth Gupta, Raghudeep Gadde, Rui Chen +1
We challenge a fundamental assumption of diffusion models, namely, that a large number of latent-states or time-steps is required for training so that the reverse generative proces…
TransTouch: Learning Transparent Objects Depth Sensing Through Sparse Touches
Liuyu Bian, Pengyang Shi, Weihang Chen +3
Transparent objects are common in daily life. However, depth sensing for transparent objects remains a challenging problem. While learning-based methods can leverage shape priors t…
SSDRec: Self-Augmented Sequence Denoising for Sequential Recommendation
Chi Zhang, Qilong Han, Rui Chen +3
Traditional sequential recommendation methods assume that users' sequence data is clean enough to learn accurate sequence representations to reflect user preferences. In practice,…
Predictions of the hidden-charm molecular states with four-quark component
Rui Chen, Xiang Liu, Yan-Rui Liu +1
In this work, we study the -type molecular systems systematically via one pion exchange model, where denotes the narrow meson or meson a…
KOAL: Knowledge-Driven Prostate Cancer Grading with Ordinal-Aware Learning
Zheng Guo, Jiaqi Cui, Haocheng Xiong +5
Non-invasive prediction of Gleason Grade Group (GGG) in prostate cancer using multiparametric MRI (mpMRI) is clinically vital for reducing unnecessary biopsies. Existing GGG predic…
A soft and lightweight fabric-based pneumatic interface for multimodal fingertip tactile feedback
Rui Chen, Daniele Leonardis, Antonio Frisoli
Wearable fingertip haptic devices are critical for realistic interaction in virtual reality, augmented reality, and teleoperation, yet existing approaches struggle to simultaneousl…
Finite-size effects in non-Hermitian topological systems
Rui Chen, Chui-Zhen Chen, Bin Zhou +1
We systematically investigate the finite-size effects in non-Hermitian one-dimensional (1D) Su-Schrieffer-Heeger (SSH) and two-dimensional (2D) Chern insulator models. Using a comb…
Open-Source Image Editing Models Are Zero-Shot Vision Learners
Wei Liu, Jiaxin Lin, Rui Chen
Recent studies have shown that large generative models can solve vision tasks they were not explicitly trained for. However, existing evidence relies on closed-source models~(Veo~3…
Adaptive Hardness Negative Sampling for Collaborative Filtering
Riwei Lai, Rui Chen, Qilong Han +2
Negative sampling is essential for implicit collaborative filtering to provide proper negative training signals so as to achieve desirable performance. We experimentally unveil a c…
Sim2Real: Actively Building Explicit Physics Model for Precise Articulated Object Manipulation
Liqian Ma, Jiaojiao Meng, Shuntao Liu +3
Accurately manipulating articulated objects is a challenging yet important task for real robot applications. In this paper, we present a novel framework called Sim2Real to enab…
Strongly correlated electronic superconductivity in the noncentrosymmetric Re-Os-based high/medium-entropy alloys
Rui Chen, Longfu Li, Lingyong Zeng +10
The class of unconventional superconductors, particularly noncentrosymmetric superconductors, has been highly considered as potential materials for understanding the complex proper…
Magnetic field effects on the quantum spin liquid behaviors of NaYbS
Jiangtao Wu, Jianshu Li, Zheng Zhang +23
Spin-orbit coupling is an important ingredient to regulate the many-body physics, especially for many spin liquid candidate materials such as rare-earth magnets and Kitaev material…
Growth and Properties of Dislocated Two-dimensional Layered Materials
Rui Chen, Jinhua Cao, Stephen Gee +2
Two-dimensional (2D) layered materials hosting dislocations have attracted considerable research attention in recent years. In particular, screw dislocations can result in a spiral…
GUARD: A Safe Reinforcement Learning Benchmark
Weiye Zhao, Yifan Sun, Feihan Li +4
Due to the trial-and-error nature, it is typically challenging to apply RL algorithms to safety-critical real-world applications, such as autonomous driving, human-robot interactio…
Enhancing Generalizable 6D Pose Tracking of an In-Hand Object with Tactile Sensing
Yun Liu, Xiaomeng Xu, Weihang Chen +5
When manipulating an object to accomplish complex tasks, humans rely on both vision and touch to keep track of the object's 6D pose. However, most existing object pose tracking sys…
DeLottery: A Novel Decentralized Lottery System Based on Blockchain Technology
Zhifeng Jia, Rui Chen, Jie Li
In this paper, we design DeLottery, a decentralized lottery system based on block chain technology and smart contracts. Lottery is a classical form of entertainment and charity for…
GRIP: Generative Robust Inference and Perception for Semantic Robot Manipulation in Adversarial Environments
Xiaotong Chen, Rui Chen, Zhiqiang Sui +4
Recent advancements have led to a proliferation of machine learning systems used to assist humans in a wide range of tasks. However, we are still far from accurate, reliable, and r…
FingER: Content Aware Fine-grained Evaluation with Reasoning for AI-Generated Videos
Rui Chen, Lei Sun, Jing Tang +2
Recent advances in video generation have posed great challenges in the assessment of AI-generated content, particularly with the emergence of increasingly sophisticated models. The…
Boosting Self-Efficacy and Performance of Large Language Models via Verbal Efficacy Stimulations
Rui Chen, Tailai Peng, Xinran Xie +3
Significant improvements have been observed in the zero-shot capabilities of the Large Language Models (LLMs). Due to their high sensitivity to input, research has increasingly foc…
: a strange hidden-charm tetraquark resonance or not?
Rui Chen, Qi Huang
Inspired by the newly reported by the BESIII Collaboration in the recoil-mass spectrum of the of processes, we perfo…
Amino-acid network clique analysis of protein mutation correlation effects: a case study of lysozme
Rui Chen, Dengming Ming, He Huang
Optimizing amino-acid mutations has been a most challenging task in modern bio- industrial enzyme designing. It is well known that many successful designs often hinge on extensive…
Layer Hall effect in a 2D topological Axion antiferromagnet
Anyuan Gao, Yu-Fei Liu, Chaowei Hu +33
While ferromagnets have been known and exploited for millennia, antiferromagnets (AFMs) were only discovered in the 1930s. The elusive nature indicates AFMs' unique properties: At…
A new approach to N-doped di-molybdenum carbide with enhanced superconductivity via Urea
Longfu Li, Lei Shi, Lingyong Zeng +8
Chemical doping is a critical factor in the development of new superconductors or optimizing the superconducting transition temperature (Tc) of the parent superconducting materials…
Multibeam High Throughput Satellite: Hardware Foundation, Resource Allocation, and Precoding
Rui Chen, Wen-Xuan Long, Bing-Qian Wang +5
With its wide coverage and uninterrupted service, satellite communication is a critical technology for next-generation 6G communications. High throughput satellite (HTS) systems, u…
Dirichlet Energy Constrained Learning for Deep Graph Neural Networks
Kaixiong Zhou, Xiao Huang, Daochen Zha +4
Graph neural networks (GNNs) integrate deep architectures and topological structure modeling in an effective way. However, the performance of existing GNNs would decrease significa…
Towards Deeper Graph Neural Networks with Differentiable Group Normalization
Kaixiong Zhou, Xiao Huang, Yuening Li +3
Graph neural networks (GNNs), which learn the representation of a node by aggregating its neighbors, have become an effective computational tool in downstream applications. Over-sm…
Tunable corner states in topological insulators with long-range hoppings and diverse shapes
Fang Qin, Rui Chen
In this work we develop a theoretical framework for the control of corner modes in higher-order topological insulators (HOTIs) featuring long-range hoppings and diverse geometries,…
Topological Anderson insulator phase in a Dirac-semimetal thin film
Rui Chen, Dong-Hui Xu, Bin Zhou
The recently discovered topological Dirac semimetal represents a new exotic quantum state of matter. Topological Dirac semimetals can be viewed as three dimensional analogues of gr…
On the Computation of Square Roots and Inverse Square Roots of Gram Matrices for Surface Integral Equations in Electromagnetics
Rui Chen, Adrien Merlini, Francesco P. Andriulli
Surface integral equations (SIEs)-based boundary element methods are widely used for analyzing electromagnetic scattering scenarii. However, after discretization of SIEs, the spect…
LoRATK: LoRA Once, Backdoor Everywhere in the Share-and-Play Ecosystem
Hongyi Liu, Shaochen Zhong, Xintong Sun +12
Finetuning LLMs with LoRA has gained significant popularity due to its simplicity and effectiveness. Often, users may even find pluggable, community-shared LoRAs to enhance their b…
Excellent and CONdCuO-NdSrFeCuO dual-phase oxygen transport membranes
Chao Zhang, Yue Zhu, Xiaopeng Wang +10
Oxygen transport membranes(OTMs)have provided great opportunities in the last decades but are suffering from the trade-off effect between stability and oxygen permeability. Here, w…
A Two-Stage GPU Kernel Tuner Combining Semantic Refactoring and Search-Based Optimization
Qiuyi Qu, Yicheng Sui, Yufei Sun +5
GPU code optimization is a key performance bottleneck for HPC workloads as well as large-model training and inference. Although compiler optimizations and hand-written kernels can…
The recoil corrections, correlation functions and possible double-strange hadronic molecules
Xiao-Mei Tang, Li-cheng Sheng, Qi Huang +1
In this work, we perform a systematic investigation of interactions within a one-boson-exchange model.The framework incorporates both wave mixing and cou…
Free Space Few-Photon Nonlinearity in Critically Coupled Polaritonic Metasurfaces
Jie Fang, Abhinav Kala, Rose Johnson +15
Few-photon optical nonlinearity in planar solid-state systems is challenging yet crucial for quantum and classical optical information processing. Polaritonic nonlinear metasurface…
Comprehensive Performance Evaluation of YOLOv11, YOLOv10, YOLOv9, YOLOv8 and YOLOv5 on Object Detection of Power Equipment
Zijian He, Kang Wang, Tian Fang +3
With the rapid development of global industrial production, the demand for reliability in power equipment has been continuously increasing. Ensuring the stability of power system o…
Revealing the nontrivial topological surface states of catalysts for effective photochemical carbon dioxide conversion
Kangwang Wang, Longfu Li, Peifeng Yu +10
Topological semimetals with protected surface states mark a new paradigm of research beyond the early landmarks of band-structure engineering, allowing fabrication of efficient cat…
Mixed-granularity Implicit Representation for Continuous Hyperspectral Compressive Reconstruction
Jianan Li, Huan Chen, Wangcai Zhao +2
Hyperspectral Images (HSIs) are crucial across numerous fields but are hindered by the long acquisition times associated with traditional spectrometers. The Coded Aperture Snapshot…
Non-tempered Gan-Gross-Prasad conjecture for Archimedean general linear groups
Cheng Chen, Rui Chen
The local non-tempered Gan-Gross-Prasad conjecture suggests that, for a pair of irreducible Arthur type representations of two successive general linear groups, they have a non-zer…
ActiveZero: Mixed Domain Learning for Active Stereovision with Zero Annotation
Isabella Liu, Edward Yang, Jianyu Tao +5
Traditional depth sensors generate accurate real world depth estimates that surpass even the most advanced learning approaches trained only on simulation domains. Since ground trut…
Robust Sample Weighting to Facilitate Individualized Treatment Rule Learning for a Target Population
Rui Chen, Jared D. Huling, Guanhua Chen +1
Learning individualized treatment rules (ITRs) is an important topic in precision medicine. Current literature mainly focuses on deriving ITRs from a single source population. We c…
RAD: A Comprehensive Dataset for Benchmarking the Robustness of Image Anomaly Detection
Yuqi Cheng, Yunkang Cao, Rui Chen +1
Robustness against noisy imaging is crucial for practical image anomaly detection systems. This study introduces a Robust Anomaly Detection (RAD) dataset with free views, uneven il…
Adaptive Label Smoothing To Regularize Large-Scale Graph Training
Kaixiong Zhou, Ninghao Liu, Fan Yang +5
Graph neural networks (GNNs), which learn the node representations by recursively aggregating information from its neighbors, have become a predominant computational tool in many d…
Increased endurance of nonvolatile photonics enabled by nanostructured phase-change materials
Jayita Dutta, Andrew Tang, Brian Mills +8
The rapid rise of artificial intelligence, and in-memory computing has reinvigorated research on scalable, energy-efficient, and reconfigurable photonic hardware. Non-volatile phas…
LLM Hallucination Detection: A Fast Fourier Transform Method Based on Hidden Layer Temporal Signals
Jinxin Li, Gang Tu, ShengYu Cheng +5
Hallucination remains a critical barrier for deploying large language models (LLMs) in reliability-sensitive applications. Existing detection methods largely fall into two categori…
Weyl nodes with higher-order topology in an optically driven nodal-line semimetal
Xiu-Li Du, Rui Chen, Rui Wang +1
Creating and manipulating topological states is a key goal of condensed matter physics. Periodic driving offers a powerful method to manipulate electronic states, and even to creat…
Superconductivity in the Medium-Entropy/High-Entropy Re-based Alloys with a Non-Centrosymmetric -Mn Lattice
Kuan Li, Longfu Li, Lingyong Zenga +7
Medium or high-entropy alloys (MEAs-HEAs) and rhenium-based compounds with a non-centrosymmetric (NC) structure have received a lot of attention for offering a fertile soil in sear…
Mirror-NeRF: Learning Neural Radiance Fields for Mirrors with Whitted-Style Ray Tracing
Junyi Zeng, Chong Bao, Rui Chen +4
Recently, Neural Radiance Fields (NeRF) has exhibited significant success in novel view synthesis, surface reconstruction, etc. However, since no physical reflection is considered…
S2Looking: A Satellite Side-Looking Dataset for Building Change Detection
Li Shen, Yao Lu, Hao Chen +6
Building-change detection underpins many important applications, especially in the military and crisis-management domains. Recent methods used for change detection have shifted tow…
Realization of quasicrystalline quadrupole topological insulators in electrical circuits
Bo Lv, Rui Chen, Rujiang Li +9
Quadrupole topological insulators are a new class of topological insulators with quantized quadrupole moments, which support protected gapless corner states. The experimental demon…
Nonlocal, Flat Band Meta-optics for Monolithic, High Efficiency, Compact Photodetectors
Minho Choi, Christopher Munley, Johannes E. Froech +2
Miniaturized photodetectors are becoming increasingly sought-after components for a range of next generation technologies, such as autonomous vehicles, integrated wearable devices,…
Interactive Car-Following: Matters but NOT Always
Chengyuan Zhang, Rui Chen, Jiacheng Zhu +3
Following a leading vehicle is a daily but challenging task because it requires adapting to various traffic conditions and the leading vehicle's behaviors. However, the question `D…
Million-Q Free Space Meta-Optical Resonator at Visible Wavelengths
Jie Fang, Rui Chen, David Sharp +13
High-quality (Q)-factor optical resonators with extreme temporal coherence are of both technological and fundamental importance in optical metrology, continuous-wave lasing, and se…
Extreme Scale FMM-Accelerated Boundary Integral Equation Solver for Wave Scattering
Mustafa Abduljabbar, Mohammed Al Farhan, Noha Al-Harthi +4
Algorithmic and architecture-oriented optimizations are essential for achieving performance worthy of anticipated energy-austere exascale systems. In this paper, we present an extr…
Low-power 7-bit hybrid volatile/ nonvolatile tuning of ring resonators
Jayita Dutta, Rui Chen, Virat Tara +1
Programmable photonic integrated circuits are expected to play an increasingly important role to enable high-bandwidth optical interconnects, and large-scale in-memory computing as…
Strong decays of the newly as a strange hidden-charm molecule
Rui Chen
In our former work [arXiv:2011.07214], the observed by the LHCb Collaboration can be explained as a coupled strange hidden-charm $Î_c\bar{D}^*/Î_c^*\bar{D}/Î_c'\b…
Theta Correspondence and Arthur packets
Rui Chen, Jialiang Zou
In spirit of Gan-Ichino's work on the Arthur's multiplicity formula for metaplectic groups, we have established the Arthur's multiplicity formula for even orthogonal or unitary gro…
Big Theta equals small theta generically
Rui Chen, Jialiang Zou
In this paper we consider the theta correspondence over a non-Archimedean local field. Using the homological method and the theory of derivatives, we show that under a mild conditi…
Imbalance in Balance: Online Concept Balancing in Generation Models
Yukai Shi, Jiarong Ou, Rui Chen +6
In visual generation tasks, the responses and combinations of complex concepts often lack stability and are error-prone, which remains an under-explored area. In this paper, we att…
Non-volatile electrically programmable integrated photonics with a 5-bit operation
Rui Chen, Zhuoran Fang, Christopher Perez +7
Scalable programmable photonic integrated circuits (PICs) can potentially transform the current state of classical and quantum optical information processing. However, traditional…
Semi-Supervised Semantic Segmentation With Region Relevance
Rui Chen, Tao Chen, Qiong Wang +1
Semi-supervised semantic segmentation aims to learn from a small amount of labeled data and plenty of unlabeled ones for the segmentation task. The most common approach is to gener…
Constrained Bandwidth Observation Sharing for Multi-Robot Navigation in Dynamic Environments via Intelligent Knapsack
Anirudh Chari, Rui Chen, Han Zheng +1
Multi-robot navigation is increasingly crucial in various domains, including disaster response, autonomous vehicles, and warehouse and manufacturing automation. Robot teams often m…
Controlled Ordering of Room-Temperature Magnetic Skyrmions in a Polar Van der Waals Magnet
Peter Meisenheimer, Hongrui Zhang, David Raftrey +10
Control and understanding of ensembles of skyrmions is important for realization of future technologies. In particular, the order-disorder transition associated with the 2D lattice…
Relativistic Difference of LIGO Signal
Rui Chen
Signal waves of the monotonously increasing frequency detected by LIGO are generally considered to be gravitational waves of spiral binary stars, thus confirming the general theory…
Ambient-pressure superconductivity onset at 10 K and robust Tc under high pressure in TiNbTaN3 medium-entropy nitride
Lingyong Zeng, Jie Wang, Hongyu Liu +7
Superconductivity has been one of the focal points in medium and high-entropy alloys (MEAs-HEAs) since the first discovery of the HEA superconductor in 2014. Until now, most HEAs'…
Privacy Preserving Record Linkage via grams Projections
Luca Bonomi, Li Xiong, Rui Chen +1
Record linkage has been extensively used in various data mining applications involving sharing data. While the amount of available data is growing, the concern of disclosing sensit…
Topological surface altermagnets in SSH-stacked magnetic layers
Rui Chen, Bin Zhou, Dong-Hui Xu
Surface altermagnetism opens new avenues in spintronics by unlocking altermagnetic spin-splitting at the boundaries of conventional antiferromagnets, bypassing the strict symmetry…
Trajectory Data Collection with Local Differential Privacy
Yuemin Zhang, Qingqing Ye, Rui Chen +2
Trajectory data collection is a common task with many applications in our daily lives. Analyzing trajectory data enables service providers to enhance their services, which ultimate…
Limits and Trade-Offs of Shift-Invariant Meta-Optical Encoders for Image Compression
Yubo Zhang, Rui Chen, Zhihao Zhou +1
Meta-optical encoders can reduce image data before electronic readout or transmission, but engineered point-spread functions (PSFs) do not automatically outperform conventional ima…
Projection Method for Steady states of Cahn-Hilliard Equation with the Dynamic Boundary Condition
Shuting Gu, Ming Xiao, Rui Chen
The Cahn-Hilliard equation is a fundamental model that describes phase separation processes of two-phase flows or binary mixtures. In recent years, the dynamic boundary conditions…
State-wise Constrained Policy Optimization
Weiye Zhao, Rui Chen, Yifan Sun +2
Reinforcement Learning (RL) algorithms have shown tremendous success in simulation environments, but their application to real-world problems faces significant challenges, with saf…
Solution of the Electric Field Integral Equation Using a Hybrid Quantum-Classical Scheme: Investigation of Accuracy and Efficiency
Rui Chen, Teng-Yang Ma, Meng-Han Dou +1
Conventional classical solvers are commonly used for solving matrix equation systems resulting from the discretization of SIEs in computational electromagnetics (CEM). However, the…
Seed3D 1.0: From Images to High-Fidelity Simulation-Ready 3D Assets
Jiashi Feng, Xiu Li, Jing Lin +25
Developing embodied AI agents requires scalable training environments that balance content diversity with physics accuracy. World simulators provide such environments but face dist…
MaskGWM: A Generalizable Driving World Model with Video Mask Reconstruction
Jingcheng Ni, Yuxin Guo, Yichen Liu +3
World models that forecast environmental changes from actions are vital for autonomous driving models with strong generalization. The prevailing driving world model mainly build on…
Strong LHCb evidence supporting the existence of the hidden-charm molecular pentaquarks
Rui Chen, Zhi-Feng Sun, Xiang Liu +1
On March 26th, 2019, at the Rencontres de Moriond QCD conference, the LHCb Collaboration reported the observation of three new pentaquarks, namely , and $P_c…
Training-Free In-Context Forensic Chain for Image Manipulation Detection and Localization
Rui Chen, Bin Liu, Changtao Miao +5
Advances in image tampering pose serious security threats, underscoring the need for effective image manipulation localization (IML). While supervised IML achieves strong performan…
UniView: Enhancing Novel View Synthesis From A Single Image By Unifying Reference Features
Haowang Cui, Rui Chen, Jiaze Wang +2
The task of synthesizing novel views from a single image is highly ill-posed due to multiple explanations for unobserved areas. Most current methods tend to generate unseen regions…
TopoMesh: High-Fidelity Mesh Autoencoding via Topological Unification
Guan Luo, Xiu Li, Rui Chen +6
The dominant paradigm for high-fidelity 3D generation relies on a VAE-Diffusion pipeline, where the VAE's reconstruction capability sets a firm upper bound on generation quality. A…
Absolute State-wise Constrained Policy Optimization: High-Probability State-wise Constraints Satisfaction
Weiye Zhao, Feihan Li, Yifan Sun +4
Enforcing state-wise safety constraints is critical for the application of reinforcement learning (RL) in real-world problems, such as autonomous driving and robot manipulation. Ho…
The Logarithmic Laplacian on General Graphs
Rui Chen, Wendi Xu
We establish, for the first time, a Bochner-type integral representation for the logarithmic Laplacian on weighted graphs. Assuming stochastic completeness of the underlying graph,…
Fantasia3D: Disentangling Geometry and Appearance for High-quality Text-to-3D Content Creation
Rui Chen, Yongwei Chen, Ningxin Jiao +1
Automatic 3D content creation has achieved rapid progress recently due to the availability of pre-trained, large language models and image diffusion models, forming the emerging to…
Sharp Lifespan Dichotomies and Threshold Phenomena for Semilinear Heat Equations Driven by the Logarithmic Laplacian
Huyuan Chen, Rui Chen, Daniel Hauer +1
We study nonnegative mild solutions of \[ \partial_tu+(-Î)^{\ln}u=f(u) \qquad \text{in }(0,T)\times\mathbb R^N, \] with initial datum \(u(0,\cdot)=μu_0\), \(μ>0\). Unlike the cl…
Effect of startup modes on cold start performance of PEM fuel cells with different cathode flow fields
Wenzhe Zhang, Xingxiao Tao, Qifeng Li +4
Proton Exchange Membrane Fuel Cell (PEMFC) is widely recognized for its cleanliness and high efficiency, but is still facing challenges in cold environments. At low temperatures, t…
Predicting another doubly charmed molecular resonance
Rui Chen, Qi Huang, Xiang Liu +1
The isospin breaking effect plays an essential role in generating hadronic molecular states with a very tiny binding energy. Very recently, the LHCb Collaboration observed a very n…
A High-contrast Imaging Algorithm: Optimized Image Rotation and Subtraction
Jiangpei Dou, Deqing Ren, Gang Zhao +3
Image Rotation and Subtraction (IRS) is a high-contrast imaging technique which can be used to suppress the speckles noise and facilitate the direct detection of exoplanets. IRS is…
Observation of a Knotted Electron Diffusion Region in Earth's Magnetotail Reconnection
Xinmin Li, Chuanfei Dong, Hantao Ji +6
Magnetic reconnection is a fundamental plasma process that alters the magnetic field topology and releases magnetic energy. Most numerical simulations and spacecraft observations a…
A Survey on Data-Centric Recommender Systems
Riwei Lai, Rui Chen, Chi Zhang
Recommender systems (RSs) have become an essential tool for mitigating information overload in a range of real-world applications. Recent trends in RSs have revealed a major paradi…
Multi-mode OAM Radio Waves: Generation, Angle of Arrival Estimation and Reception With UCAs
Rui Chen, Wen-Xuan Long, Xiaodong Wang +1
Orbital angular momentum (OAM) at radio frequency (RF) provides a novel approach of multiplexing a set of orthogonal modes on the same frequency channel to achieve high spectrum ef…
Proper constituent gluon mass as the final piece to construct hybrid mesons
Zi-Xuan Ma, Qi Huang, Rui Chen +5
In this letter, we propose that a proper constituent gluon mass =450 MeV can be applied to identify the hybrids composed of quarks and gluons. By investigating the spectra and…
Sketch3D: Style-Consistent Guidance for Sketch-to-3D Generation
Wangguandong Zheng, Haifeng Xia, Rui Chen +3
Recently, image-to-3D approaches have achieved significant results with a natural image as input. However, it is not always possible to access these enriched color input samples in…