Publications (112)
Independent Action Models and Prediction of Combination Treatment Effects for Response Rate, Duration of Response and Tumor Size Change in Oncology Drug Development
Linda Z. Sun, Cai, Wu +4
An unprecedented number of new cancer targets are in development, and most are being developed in combination therapies. Early oncology development is strategically challenged in c…
Convexifying Market Clearing of SoC-Dependent Bids from Merchant Storage Participants
Cong Chen, Lang Tong
State-of-charge (SoC) dependent bidding allows merchant storage participants to incorporate SoC-dependent operation and opportunity costs in a bid-based market clearing process. Ho…
Reachable-Set Decomposition for Real-Time Aggregation of Multi-Zone HVAC Fleets
Jingguan Liu, Xiaomeng Ai, Cong Chen +4
Aggregating building heating, ventilation, and air-conditioning (HVAC) fleets provides substantial real-time flexibility to power system operations. However, real-time aggregation…
Two-dimensional second-order topological insulator in graphdiyne
Xian-Lei Sheng, Cong Chen, Huiying Liu +4
A second-order topological insulator (SOTI) in spatial dimensions features topologically protected gapless states at its -dimensional boundary at the intersection of two…
Two-dose vs. Three-Dose Optimization Under Sample Size Constraint
Linda Sun, Yixin Ren, Cong Chen
Dose optimization is a hallmark of Project Optimus for oncology drug development. The number of doses to include in a dose optimization study depends on the totality of evidence, w…
DSO-DERA Coordination for the Wholesale Market Participation of Distributed Energy Resources
Cong Chen, Subhonmesh Bose, Lang Tong
We design a coordination mechanism between a distribution system operator (DSO) and distributed energy resource aggregators (DERAs) participating directly in the wholesale electric…
Two Eyes Are Better Than One: Exploiting Binocular Correlation for Diabetic Retinopathy Severity Grading
Peisheng Qian, Ziyuan Zhao, Cong Chen +2
Diabetic retinopathy (DR) is one of the most common eye conditions among diabetic patients. However, vision loss occurs primarily in the late stages of DR, and the symptoms of visu…
Nonsymmorphic nodal-line metals in the two-dimensional rare earth monochalcogenides MX (M = Sc, Y; X = S, Se, Te)
Hao Guo, Jianzhou Zhao, Cong Chen +4
We predict a new family of two-dimensional (2D) rare earth monochalcogenide materials MX (M = Sc, Y; X = S, Se, Te). Based on first-principles calculations, we confirm their stabil…
Advancing Waterfall Plots for Cancer Treatment Response Assessment through Adjustment of Incomplete Follow-Up Time
Zhe, Wang, Linda Z. Sun +1
Waterfall plots are a key tool in early phase oncology clinical studies for visualizing individual patients' tumor size changes and provide efficacy assessment. However, comparing…
Graphdiyne Nanoribbons with Open Hexagonal Rings: Existence of Topological Unprotected Edge States
Cong Chen, Jin Li, Xian-Lei Sheng
Using first principles calculations, we studied a new class of graphdiyne nanoribbons (GDYNR) with open hexagonal rings on the edges.To avoid the effects from dangling bond, hydrog…
High-Performance Flexible All-Perovskite Tandem Solar Cells with Reduced VOC-Deficit in Wide-Bandgap Subcell
Huagui Lai, Jincheng Luo, Yannick Zwirner +22
Among various types of perovskite-based tandem solar cells (TSCs), all-perovskite TSCs are of particular attractiveness for building- and vehicle-integrated photovoltaics, or space…
Estimates for generalized fractional integrals associated with operators on Morrey--Campanato spaces
Cong Chen, Hua Wang
Let be the infinitesimal generator of an analytic semigroup satisfying the Gaussian upper bounds. For given , let $\mathc…
TC-AE: Unlocking Token Capacity for Deep Compression Autoencoders
Teng Li, Ziyuan Huang, Cong Chen +5
We propose TC-AE, a ViT-based architecture for deep compression autoencoders. Existing methods commonly increase the channel number of latent representations to maintain reconstruc…
Competition and Cooperation of LLM Agents in Games
Jiayi Yao, Cong Chen, Baosen Zhang
Large language model (LLM) agents are increasingly deployed in competitive multi-agent settings, raising fundamental questions about whether they converge to equilibria and how the…
A Scalable Bundle Method for Exact Reformulation of SDP in Three-Phase Power Flow Feasibility
Bohang Fang, Lijun Ding, Cong Chen
Power flow feasibility assessment is computationally challenging for unbalanced three-phase distribution networks. This paper develops a vectorized semidefinite program (SDP) based…
Origin of Two Larmor Frequencies in the Coherent Spin Dynamics of Colloidal CdSe Quantum Dots Revealed by Controlled Charging
Rongrong Hu, Dmitri R. Yakovlev, Pan Liang +6
Coherent spin dynamics in colloidal CdSe quantum dots (QDs) typically show two spin components with different Larmor frequencies, whose origin is an open question. We exploit the p…
Wholesale Market Participation via Competitive DER Aggregation
Cong Chen, Ahmed S. Alahmed, Timothy D. Mount +1
We consider the aggregation of distributed energy resources (DERs), such as solar PV, energy storage, and flexible loads, by a profit-seeking aggregator participating directly in t…
Wholesale Market Participation of DERA: DSO-DERA-ISO Coordination
Cong Chen, Subhonmesh Bose, Timothy D. Mount +1
Distributed energy resource aggregators (DERAs) must share the distribution network together with the distribution utility in order to participate in the wholesale electricity mark…
Behavioral Generative Agents for Power Dispatch and Auction
Shaoze Li, Justin S. Kim, Cong Chen
This paper presents positive initial evidence that generative agents can relax the rigidity of traditional mathematical models for human decision-making in power dispatch and aucti…
Multi-Task Consistency-based Detection of Adversarial Attacks
Cong Chen, Jean-Philippe Monteuuis, Jonathan Petit
Deep Neural Networks (DNNs) have found successful deployment in numerous vision perception systems. However, their susceptibility to adversarial attacks has prompted concerns regar…
Can Large Language Models Execute Parent Orders?
Zane Shen, Xinli Xu, Guangyi Zhang +7
The paper investigates using large language models for executing large parent orders in algorithmic trading, introducing a hierarchical framework called PACE that plans and execute…
Communications to Circulations: Real-Time 3D Wind Field Prediction Using 5G GNSS Signals and Deep Learning
Yuchen Ye, Chaoxia Yuan, Mingyu Li +6
Accurate atmospheric wind field information is crucial for various applications, including weather forecasting, aviation safety, and disaster risk reduction. However, obtaining hig…
Pricing Multi-Interval Dispatch under Uncertainty Part II: Generalization and Performance
Cong Chen, Ye Guo, Lang Tong
Pricing multi-interval economic dispatch of electric power under operational uncertainty is considered in this two-part paper. Part I investigates dispatch-following incentives for…
Magnetic Real Chern Insulator in 2D Metal-Organic Frameworks
Xiaoming Zhang, Tingli He, Ying Liu +6
Real Chern insulators have attracted great interest, but so far, their material realization is limited to nonmagnetic crystals and to systems without spin-orbit coupling. Here, we…
High-quality femtosecond laser surface micro/nano-structuring assisted by a thin frost layer
Wenhai Gao, Kai Zheng, Yang Liao +9
Femtosecond laser ablation has been demonstrated to be a versatile tool to produce micro/nanoscale features with high precision and accuracy. However, the use of high laser fluence…
Efficient Dynamic Attributed Graph Generation
Fan Li, Xiaoyang Wang, Dawei Cheng +3
Data generation is a fundamental research problem in data management due to its diverse use cases, ranging from testing database engines to data-specific applications. However, rea…
Dyson Trace Flow and Multivariate Dynamic Coupled Semicircle Law
Cong Chen, Yong Li
Interacting random matrix systems are fundamental to modern theoretical physics and data science, yet a unified framework for their analysis has been lacking. This work introduces…
Graphyne as a second-order and real Chern topological insulator in two dimensions
Cong Chen, Weikang Wu, Zhi-Ming Yu +4
Higher-order topological phases and real topological phases are two emerging topics in topological states of matter, which have been attracting considerable research interest. Howe…
Adaptive Phase 2/3 Design with Dose Optimization
Cong Chen, Mo Huang, Xuekui Zhang
FDA's Project Optimus initiative for oncology drug development emphasizes selecting a dose that optimizes both efficacy and safety. When an inferentially adaptive Phase 2/3 design…
Second-order and real Chern topological insulator in twisted bilayer -graphyne
Bin-Bin Liu, Xu-Tao Zeng, Cong Chen +2
The study of higher-order and real topological states as well as the material realization have become a research forefront of topological condensed matter physics in recent years.…
Streaming Communication in Multi-Agent Reasoning
Zhen Yang, Xiaogang Xu, Wen Wang +3
Multi-agent reasoning systems adopt a "generate-then-transfer" paradigm that forces end-to-end latency to scale linearly with pipeline depth. We introduce StreamMA, a multi-agent r…
Controlling the electronic structure of graphene using surface-adsorbate interactions
Piotr Matyba, Adra V. Carr, Cong Chen +8
We show that strong coupling between graphene and the substrate is mitigated when 0.8 monolayer of Na is adsorbed and consolidated on top graphene-on-Ni(111). Specifically, the Ï…
Resonance-induced frequency splitting and evanescent modes at temporal interfaces in elastic metamaterials
Cong Chen, Kaijun Yi, Gengkai Hu
Temporal interfaces, defined by abrupt changes in material properties, break temporal translational symmetry and enable wave phenomena fundamentally different from those at spatial…
Second-Order Real Nodal-Line Semimetal in Three-Dimensional Graphdiyne
Cong Chen, Xu-Tao Zeng, Ziyu Chen +3
Real topological phases featuring real Chern numbers and second-order boundary modes have been a focus of current research, but finding their material realization remains a challen…
A physical mechanism of heterogeneity in stem cell, cancer and cancer stem cell
Chong Yu, Qiong Liu, Cong Chen +1
Heterogeneity is ubiquitous in stem cells (SC), cancer cells (CS), and cancer stem cells (CSC). SC and CSC heterogeneity is manifested as diverse sub-populations with self-renewing…
Pricing Multi-Interval Dispatch under Uncertainty Part I: Dispatch-Following Incentives
Ye Guo, Cong Chen, Lang Tong
Pricing multi-interval economic dispatch of electric power under operational uncertainty is considered in this two-part paper. Part I investigates dispatch-following incentives of…
Wave Scattering at temporal interfaces with spatial-translation-symmetry mismatch
Cong Chen, Kaijun Yi, Guoliang Huang +1
Temporal interfaces enable wave manipulation through broken time-translation symmetry, but conventional formulations generally assume that spatial-translation symmetry is preserved…
Adjustment for Inconsistency in Adaptive Phase 2/3 Designs with Dose Optimization
Cong Chen, Mo Huang
Adaptive Phase 2/3 designs hold great promise in contemporary oncology drug development, especially when limited data from Phase 1 dose-finding is insufficient for identifying an o…
Revealing the role of tin fluoride additive in narrow bandgap Pb-Sn perovskites for highly efficient flexible all-perovskite tandem cells
Johnpaul K. Pious, Yannick Zwirner, Huagui Lai +11
Tin fluoride (SnF2) is an indispensable additive for high-efficiency Pb-Sn perovskite solar cells (PSCs). However, the spatial distribution of SnF2 in the perovskite absorber is se…
Nilpotent varieties of some finite dimensional restricted Lie algebras
Cong Chen
In the late 1980s, A. Premet conjectured that the variety of nilpotent elements of any finite dimensional restricted Lie algebra over an algebraically closed field of characteristi…
Some new characterizations of BLO and Campanato spaces in the Schrödinger setting
Cong Chen, Hua Wang
Let us consider the Schrödinger operator on with , where is the Laplacian operator on and the nonnegative potential $V…
Pricing Real-time Stochastic Storage Operations
Cong Chen, Lang Tong
Pricing storage operation in the real-time market under demand and generation stochasticities is considered. A scenario-based stochastic rolling-window dispatch model is formulated…
Topological hinge modes in Dirac semimetals
Xu-Tao Zeng, Ziyu Chen, Cong Chen +3
Dirac semimetals (DSMs) are an important class of topological states of matter. Here, focusing on DSMs of band inversion type, we investigate their boundary modes from the effectiv…
GUI-Shepherd: Reliable Process Reward and Verification for Long-Sequence GUI Tasks
Cong Chen, Kaixiang Ji, Hao Zhong +9
Autonomous agents for long-sequence Graphical User Interface tasks are hindered by sparse rewards and the intractable credit assignment problem. To address these challenges, we int…
A Deep Insight into Measuring Face Image Utility with General and Face-specific Image Quality Metrics
Biying Fu, Cong Chen, Olaf Henniger +1
Quality scores provide a measure to evaluate the utility of biometric samples for biometric recognition. Biometric recognition systems require high-quality samples to achieve optim…
The Music Maestro or The Musically Challenged, A Massive Music Evaluation Benchmark for Large Language Models
Jiajia Li, Lu Yang, Mingni Tang +4
Benchmark plays a pivotal role in assessing the advancements of large language models (LLMs). While numerous benchmarks have been proposed to evaluate LLMs' capabilities, there is…
Online scheduling of jobs with favorite machines
Cong Chen, Paolo Penna, Yinfeng Xu
This work introduces a natural variant of the online machine scheduling problem on unrelated machines, which we refer to as the favorite machine model. In this model, each job has…
Introducing LongCat-Flash-Thinking: A Technical Report
Meituan LongCat Team, Anchun Gui, Bei Li +122
We present LongCat-Flash-Thinking, an efficient 560-billion-parameter open-source Mixture-of-Experts (MoE) reasoning model. Its advanced capabilities are cultivated through a metic…
Crossed Nonlinear Dynamical Hall Effect in Twisted Bilayers
Cong Chen, Dawei Zhai, Cong Xiao +1
We propose a novel nonlinear dynamical Hall effect characteristic of layered materials with chiral symmetry, which is driven by the joint action of in-plane and time variation of o…
The nilpotent variety of is irreducible
Cong Chen
In the late 1980s, Premet conjectured that the nilpotent variety of any finite dimensional restricted Lie algebra over an algebraically closed field of characteristic is irre…
Matrix Product Operator Restricted Boltzmann Machines
Cong Chen, Kim Batselier, Ching-Yun Ko +1
A restricted Boltzmann machine (RBM) learns a probability distribution over its input samples and has numerous uses like dimensionality reduction, classification and generative mod…
Quantification of the underlying mechanisms and relationship among cancer, metastasis and differentiation/development
Chong Yu, Qiong Liu, Cong Chen +1
Recurrence and metastasis have been regarded as two of the greatest obstacles for curing cancer. Cancer stem cell (CSC) have been found. They contribute to cancer development with…
Criticality-Enhanced Magnetocaloric Effect in Quantum Spin Chain Material Copper Nitrate
Junsen Xiang, Cong Chen, Wei Li +5
Low-dimensional quantum magnets, due to the existence of abundant exotic quantum phases therein and experimental feasibilities in laboratories, continues intriguing people in conde…
Model theoretic connected components of finitely generated nilpotent groups
Nathan Bowler, Cong Chen, Jakub Gismatullin
We prove that for a finitely generated infinite nilpotent group G with a first order structure (G,*,...), the connected component G*0 of a sufficiently saturated extension G* of G…
EEG-based Epileptic Prediction via a Two-stage Channel-aware Set Transformer Network
Ruifeng Zheng, Cong Chen, Shuang Wang +6
Epilepsy is a chronic, noncommunicable brain disorder, and sudden seizure onsets can significantly impact patients' quality of life and health. However, wearable seizure-predicting…
HOTCAKE: Higher Order Tucker Articulated Kernels for Deeper CNN Compression
Rui Lin, Ching-Yun Ko, Zhuolun He +5
The emerging edge computing has promoted immense interests in compacting a neural network without sacrificing much accuracy. In this regard, low-rank tensor decomposition constitut…
The Great Pretender: A Stochasticity Problem in LLM Jailbreak
Jean-Philippe Monteuuis, Cong Chen, Jonathan Petit
"Oh-Oh, yes, I'm the great pretender. Pretending that I'm doing well. My need is such, I pretend too much..." summarizes the state in the area of jailbreak creation and evaluation.…
Enhancing Microgrid Resilience with Green Hydrogen Storage
Shreshtha Dhankar, Cong Chen, Lang Tong
We consider the problem of hydrogen storage integration in microgrids to improve the electricity supply resilience. Nonlinear effects from electrochemical models of electrolyzers a…
Switching spinless and spinful topological phases with projective symmetry
Y. X. Zhao, Cong Chen, Xian-Lei Sheng +1
A fundamental dichotomous classification for all physical systems is according to whether they are spinless or spinful. This is especially crucial for the study of symmetry-protect…
Multilinear fractional maximal and integral operators with homogeneous kernels, Hardy--Littlewood--Sobolev and Olsen-type inequalities
Cong Chen, Kaikai Yang, Hua Wang
Let and .In this paper, we will use the idea of Hedberg to reprove that the multilinear operators and are…
Competitive DER Aggregation for Participation in Wholesale Markets
Cong Chen, Ahmed S. Alahmed, Timothy D. Mount +1
The problem of the large-scale aggregation of the behind-the-meter demand and generation resources by a distributed-energy-resource aggregator (DERA) is considered. As a profit-see…
PerturboLLaVA: Reducing Multimodal Hallucinations with Perturbative Visual Training
Cong Chen, Mingyu Liu, Chenchen Jing +5
This paper aims to address the challenge of hallucinations in Multimodal Large Language Models (MLLMs) particularly for dense image captioning tasks. To tackle the challenge, we id…
Wholesale Market Participation of Storage with State-of-Charge Dependent Bids
Cong Chen, Lang Tong
Wholesale market participation of storage with state-of-charge (SoC) dependent bids results in a non-convex cost in a multi-interval economic dispatch, which requires a mixed-integ…
Generalized Design of Basket Trials with P-value Combination Test
Heng Zhou, Linda Sun, Fang Liu +1
The oncology exploratory basket trial design with pruning and pooling (P&P) approach has gained increasing popularity in recent years for its simplicity and efficiency. This method…
Selfish Jobs with Favorite Machines: Price of Anarchy vs Strong Price of Anarchy
Cong Chen, Paolo Penna, Yinfeng Xu
We consider the well-studied game-theoretic version of machine scheduling in which jobs correspond to self-interested users and machines correspond to resources. Here each user cho…
Fermi liquid behavior and colossal magnetoresistance in layered MoOCl2
Zhi Wang, Meng Huang, Jianzhou Zhao +12
A characteristic of a Fermi liquid is the T^2 dependence of its resistivity, sometimes referred to as the Baber law. However, for most metals, this behavior is only restricted to v…
The STOIC2021 COVID-19 AI challenge: applying reusable training methodologies to private data
Luuk H. Boulogne, Julian Lorenz, Daniel Kienzle +35
Challenges drive the state-of-the-art of automated medical image analysis. The quantity of public training data that they provide can limit the performance of their solutions. Publ…
ORION: Unifying Top-Down and Bottom-Up Chemical Space Sampling for a Universal Organic Force Field
Zherui Chen, Jiayu Zhang, Yuxuan Tian +7
Empirical force fields remain the primary tool for large-scale molecular simulation, yet their limited flexibility and transferability often hinder predictive modeling in chemicall…
Time-Reversal Even Charge Hall Effect from Twisted Interface Coupling
Dawei Zhai, Cong Chen, Cong Xiao +1
Under time-reversal symmetry, a linear charge Hall response is usually deemed to be forbidden by the Onsager relation. In this work, we discover a scenario for realizing a time-rev…
Revealing the nature of the ultrafast magnetic phase transition in Ni by correlating extreme ultraviolet magneto-optic and photoemission spectroscopies
Wenjing You, Phoebe Tengdin, Cong Chen +10
By correlating time- and angle-resolved photoemission and time-resolved transverse- magneto- optical Kerr effect measurements, both at extreme ultraviolet wavelengths, we uncover t…
Sequential Solutions in Machine Scheduling Games
Cong Chen, Paul Giessler, Akaki Mamageishvili +2
We consider the classical machine scheduling, where jobs need to be scheduled on machines, and where job scheduled on machine contributes to…
Universal Approach to Magnetic Second-Order Topological Insulator
Cong Chen, Zhida Song, Jian-Zhou Zhao +4
We propose a universal practical approach to realize magnetic second-order topological insulator (SOTI) materials, based on properly breaking the time reversal symmetry in conventi…
V2X Misbehavior and Collective Perception Service: Considerations for Standardization
Mohammad Raashid Ansari, Jean-Philippe Monteuuis, Jonathan Petit +1
Connected and Automated Vehicles use sensors and wireless communication to improve road safety and efficiency. However, attackers may target Vehicle-to-Everything communication. In…
Every FLOP Counts: Scaling a 300B Mixture-of-Experts LING LLM without Premium GPUs
Ling Team, Binwei Zeng, Chao Huang +71
In this technical report, we tackle the challenges of training large-scale Mixture of Experts (MoE) models, focusing on overcoming cost inefficiency and resource limitations preval…
Pricing Energy Storage in Real-time Market
Cong Chen, Lang Tong, Ye Guo
The problem of pricing utility-scale energy storage resources (ESRs) in the real-time electricity market is considered. Under a rolling-window dispatch model where the operator cen…
Behavioral Generative Agents for Energy Operations
Cong Chen, Omer Karaduman, Xu Kuang
Problem definition: Accurately modeling consumer behavior in energy operations is challenging due to uncertainty, behavioral heterogeneity, and limited empirical data-particularly…
HieraTok: Multi-Scale Visual Tokenizer Improves Image Reconstruction and Generation
Cong Chen, Ziyuan Huang, Cheng Zou +6
In this work, we present HieraTok, a novel multi-scale Vision Transformer (ViT)-based tokenizer that overcomes the inherent limitation of modeling single-scale representations. Thi…
Deep Compression of Sum-Product Networks on Tensor Networks
Ching-Yun Ko, Cong Chen, Yuke Zhang +2
Sum-product networks (SPNs) represent an emerging class of neural networks with clear probabilistic semantics and superior inference speed over graphical models. This work reveals…
A Steel Surface Defect Detection Method Based on Lightweight Convolution Optimization
Cong Chen, Ming Chen, Hoileong Lee +2
Surface defect detection of steel, especially the recognition of multi-scale defects, has always been a major challenge in industrial manufacturing. Steel surfaces not only have de…
Capturing Opportunity Costs of Batteries with a Staircase Supply-Demand Function
Ye Guo, Chenge Gao, Cong Chen
In the global pursuit of carbon neutrality, the role of batteries is indispensable. They provide pivotal flexibilities to counter uncertainties from renewables, preferably by parti…
LongCat-Flash-Thinking-2601 Technical Report
Meituan LongCat Team, Anchun Gui, Bei Li +162
We introduce LongCat-Flash-Thinking-2601, a 560-billion-parameter open-source Mixture-of-Experts (MoE) reasoning model with superior agentic reasoning capability. LongCat-Flash-Thi…
From Multiple Nodal Chain to Dirac/Weyl Semimetal and Topological Insulator in Ternary Hexagonal Materials
Cong Chen, Zefeng Su, Xiaoming Zhang +2
Dirac semimetal (DSM) hosts four-fold degenerate isolated band-crossing points with linear dispersion, around which the quasiparticles resemble the relativistic Dirac Fermions. It…
Spinless topological chirality from Umklapp scattering in twisted 3D structures
Cong Chen, Xu-Tao Zeng, Wang Yao
Spinless systems exhibit unique topological characteristics compared to spinful ones, stemming from their distinct algebra. Without chiral interactions typically linked to spin, an…
Some characterizations of BMO and Lipschitz spaces in the Schrödinger setting
Cong Chen, Hua Wang
We consider the Schrödinger operator on , , where the nonnegative potential belongs to the reverse Hölder class for some $s\ge…
Monolayer and bilayer PtCl: Energetics, magnetism, and band topology
Yalong Jiao, Xu-Tao Zeng, Cong Chen +3
Two-dimensional (2D) magnetic materials hosting nontrivial topological states are interesting for fundamental research as well as practical applications. Recently, the topological…
The curse of rationality in sequential scheduling games
Cong Chen, Yinfeng Xu
Despite the emphases on computability issues in research of algorithmic game theory, the limited computational capacity of players have received far less attention. This work exami…
Mean-Field Learning for Storage Aggregation
Jingguan Liu, Cong Chen, Xiaomeng Ai +3
Distributed energy storage devices can be aggregated to provide operational flexibility for power systems. This requires representing a massive device population as a single, tract…
LEMaRT: Label-Efficient Masked Region Transform for Image Harmonization
Sheng Liu, Cong Phuoc Huynh, Cong Chen +2
We present a simple yet effective self-supervised pre-training method for image harmonization which can leverage large-scale unannotated image datasets. To achieve this goal, we fi…
Linking effective Ratner equidistribution to the semicircle law for skew-shift matrices
Cong Chen, Yong Li
We consider large Hermitian matrices whose entries are defined by evaluating the exponential function along orbits of the skew-shift \(\frac{j(j-1)}{2}Ï+ jy + x \mod 1\) for irrat…
A Support Tensor Train Machine
Cong Chen, Kim Batselier, Ching-Yun Ko +1
There has been growing interest in extending traditional vector-based machine learning techniques to their tensor forms. An example is the support tensor machine (STM) that utilize…
Weyl-loop half metal in Li(FeO)
Cong Chen, Zhi-Ming Yu, Si Li +3
Nodal-line metals and semimetals, as interesting topological states of matter, have been mostly studied in nonmagnetic materials. Here, based on first-principles calculations and s…
The Effect of Wearing a Mask on Face Recognition Performance: an Exploratory Study
Naser Damer, Jonas Henry Grebe, Cong Chen +3
Face recognition has become essential in our daily lives as a convenient and contactless method of accurate identity verification. Process such as identity verification at automati…
Convexifying Regulation Market Clearing of State-of-Charge Dependent Bid
Siying Li, Cong Chen, Lang Tong
We consider the problem of merchant storage participating in the regulation market with state-of-charge (SoC) dependent bids. Because storage can simultaneously provide regulation…
Uncertainty Quantification for Collaborative Object Detection Under Adversarial Attacks
Huiqun Huang, Cong Chen, Jean-Philippe Monteuuis +2
Collaborative Object Detection (COD) and collaborative perception can integrate data or features from various entities, and improve object detection accuracy compared with individu…
Temporal Self-Ensembling Teacher for Semi-Supervised Object Detection
Cong Chen, Shouyang Dong, Ye Tian +3
This paper focuses on Semi-Supervised Object Detection (SSOD). Knowledge Distillation (KD) has been widely used for semi-supervised image classification. However, adapting these me…
Risk-Aware Allocation of Transmission Capacity for AI Data Centers
Shaoze Li, Bohang Fang, Cong Chen
Rapid growth in AI-driven data center loads is creating significant challenges for transmission grid interconnection. This paper proposes robust and risk-aware frameworks to quanti…
LongCat-Flash Technical Report
Meituan LongCat Team, Bayan, Bei Li +179
We introduce LongCat-Flash, a 560-billion-parameter Mixture-of-Experts (MoE) language model designed for both computational efficiency and advanced agentic capabilities. Stemming f…
V2X Misbehavior in Maneuver Sharing and Coordination Service: Considerations for Standardization
Jean-Philippe Monteuuis, Jonathan Petit, Mohammad Raashid Ansari +2
Connected and Automated Vehicles (CAV) use sensors and wireless communication to improve road safety and efficiency. However, attackers may target Vehicle-to-Everything (V2X) commu…
Coarse to Fine: Image Restoration Boosted by Multi-Scale Low-Rank Tensor Completion
Rui Lin, Cong Chen, Ngai Wong
Existing low-rank tensor completion (LRTC) approaches aim at restoring a partially observed tensor by imposing a global low-rank constraint on the underlying completed tensor. Howe…
CAPE: Contrastive Action-conditioned Parallel Encoding for Embodied Planning
Cong Chen, Haowen Wang, Zhixiang Zhang +2
Embodied agents need to predict the future consequences of candidate actions in order to plan effectively before execution. Existing visual dynamics models learn by reconstructing…