Research

Papers

Research papers from arXiv and related sources

Total: 4513 AI/LLM: 2483 Testing: 2030
TESTING

Instance-optimal estimation of L2-norm

The $L_2$-norm, or collision norm, is a core entity in the analysis of distributions and probabilistic algorithms. Batu and Canonne (FOCS 2017) presented an extensive analysis of algorithmic aspect...

Tomer Adar

2602.21937 2026-02-25
TESTING

A Framework for Cross-Domain Generalization in Coronary Artery Calcium Scoring Across Gated and Non-Gated Computed Tomography

Coronary artery calcium (CAC) scoring is a key predictor of cardiovascular risk, but it relies on ECG-gated CT scans, restricting its use to specialized cardiac imaging settings. We introduce an au...

Mahmut S. Gokmen, Moneera N. Haque, Steve W. Leung, Caroline N. Leach, Seth Parker, Stephen B. Ho...

2602.21935 2026-02-25
AI LLM

Small Wins Big: Comparing Large Language Models and Domain Fine-Tuned Models for Sarcasm Detection in Code-Mixed Hinglish Text

Sarcasm detection in multilingual and code-mixed environments remains a challenging task for natural language processing models due to structural variations, informal expressions, and low-resource ...

Bitan Majumder, Anirban Sen

2602.21933 2026-02-25
TESTING

Geometry-as-context: Modulating Explicit 3D in Scene-consistent Video Generation to Geometry Context

Scene-consistent video generation aims to create videos that explore 3D scenes based on a camera trajectory. Previous methods rely on video generation models with external memory for consistency, o...

JiaKui Hu, Jialun Liu, Liying Yang, Xinliang Zhang, Kaiwen Li, Shuang Zeng, Yuanwei Li, Haibin Hu...

2602.21929 2026-02-25
TESTING

Robust Kaczmarz methods for nearly singular linear systems

The Kaczmarz method is an efficient iterative algorithm for large-scale linear systems. However, its linear convergence rate suffers from ill-conditioned problems and is highly sensitive to the sma...

Yunying Ke, Hao Luo

2602.21916 2026-02-25
TESTING

A generalized Riemann problem-based compact reconstruction method for finite volume schemes

We present a Generalized Riemann Problem-based reconstruction method (GRPrec) for high-order finite volume schemes applied to hyperbolic partial differential equations. The method constructs spatia...

Gino I. Montecinos, Eleuterio F. Toro, Lucas O. Müller

2602.21911 2026-02-25
TESTING

Jackknife Inference for Fixed Effects Models

This paper develops a general method of inference for fixed effects models which is (i) automatic, (ii) computationally inexpensive, and (iii) highly model agnostic. Specifically, we show how to co...

Ayden Higgins

2602.21903 2026-02-25
TESTING

Computing Nonequilibrium Transport from Short-Time Transients: From Lorentz Gas to Heat Conduction in One Dimensional Chains

We test the Transient Time Correlation Function (TTCF) method to compute nonequilibrium transport coefficients, highlighting its conceptual and practical difference from the standard time-average a...

Davide Carbone, Vincenzo Di Florio, Stefano Lepri, Lamberto Rondoni

2602.21901 2026-02-25
AI LLM

EmoOmni: Bridging Emotional Understanding and Expression in Omni-Modal LLMs

The evolution of Omni-Modal Large Language Models~(Omni-LLMs) has revolutionized human--computer interaction, enabling unified audio-visual perception and speech response. However, existing Omni-LL...

Wenjie Tian, Zhixian Zhao, Jingbin Hu, Huakang Chen, Haohe Liu, Binshen Mu, Lei Xie

2602.21900 2026-02-25
AI LLM

A task-based data-flow methodology for programming heterogeneous systems with multiple accelerator APIs

Heterogeneous nodes that combine multi-core CPUs with diverse accelerators are rapidly becoming the norm in both high-performance computing (HPC) and AI infrastructures. Exploiting these platforms,...

Aleix Boné, Alejandro Aguirre, David Álvarez, Pedro J. Martinez-Ferrer, Vicenç Beltran

2602.21897 2026-02-25
TESTING

APFuzz: Towards Automatic Greybox Protocol Fuzzing

Greybox protocol fuzzing is a random testing approach for stateful protocol implementations, where the input is protocol messages generated from mutations of seeds, and the search in the input spac...

Yu Wang, Yang Xiang, Chandra Thapa, Hajime Suzuki

2602.21892 2026-02-25
AI LLM

2-Step Agent: A Framework for the Interaction of a Decision Maker with AI Decision Support

Across a growing number of fields, human decision making is supported by predictions from AI models. However, we still lack a deep understanding of the effects of adoption of these technologies. In...

Otto Nyberg, Fausto Carcassi, Giovanni Cinà

2602.21889 2026-02-25
AI LLM

ExpLang: Improved Exploration and Exploitation in LLM Reasoning with On-Policy Thinking Language Selection

Current large reasoning models (LRMs) have shown strong ability on challenging tasks after reinforcement learning (RL) based post-training. However, previous work mainly focuses on English reasonin...

Changjiang Gao, Zixian Huang, Kaichen Yang, Jiajun Chen, Jixing Li, Shujian Huang

2602.21887 2026-02-25
TESTING

The Dawes Review: A Decade of Ultra-Diffuse Galaxies

It has been 10 years since the initial discovery of Ultra-Diffuse Galaxies (UDGs) in the Coma cluster and the revelation that large, low surface brightness galaxies may constitute a greater fractio...

Jonah S. Gannon, Anna Ferré-Mateu, Duncan A. Forbes

2602.21875 2026-02-25
AI LLM

Personalized Graph-Empowered Large Language Model for Proactive Information Access

Since individuals may struggle to recall all life details and often confuse events, establishing a system to assist users in recalling forgotten experiences is essential. While numerous studies hav...

Chia Cheng Chang, An-Zi Yen, Hen-Hsen Huang, Hsin-Hsi Chen

2602.21862 2026-02-25
AI LLM

Distill and Align Decomposition for Enhanced Claim Verification

Complex claim verification requires decomposing sentences into verifiable subclaims, yet existing methods struggle to align decomposition quality with verification performance. We propose a reinfor...

Jabez Magomere, Elena Kochkina, Samuel Mensah, Simerjot Kaur, Fernando Acero, Arturo Oncevay, Cha...

2602.21857 2026-02-25
AI LLM

Understanding Annotation Error Propagation and Learning an Adaptive Policy for Expert Intervention in Barrett's Video Segmentation

Accurate annotation of endoscopic videos is essential yet time-consuming, particularly for challenging datasets such as dysplasia in Barrett's esophagus, where the affected regions are irregular an...

Lokesha Rasanjalee, Jin Lin Tan, Dileepa Pitawela, Rajvinder Singh, Hsiang-Ting Chen

2602.21855 2026-02-25
AI LLM

FewMMBench: A Benchmark for Multimodal Few-Shot Learning

As multimodal large language models (MLLMs) advance in handling interleaved image-text data, assessing their few-shot learning capabilities remains an open challenge. In this paper, we introduce Fe...

Mustafa Dogan, Ilker Kesen, Iacer Calixto, Aykut Erdem, Erkut Erdem

2602.21854 2026-02-25
TESTING

Meta-FC: Meta-Learning with Feature Consistency for Robust and Generalizable Watermarking

Deep learning-based watermarking has made remarkable progress in recent years. To achieve robustness against various distortions, current methods commonly adopt a training strategy where a \underli...

Yuheng Li, Weitong Chen, Chengcheng Zhu, Jiale Zhang, Chunpeng Ge, Di Wu, Guodong Long

2602.21849 2026-02-25
TESTING

JSAM: Privacy Straggler-Resilient Joint Client Selection and Incentive Mechanism Design in Differentially Private Federated Learning

Differentially private federated learning faces a fundamental tension: privacy protection mechanisms that safeguard client data simultaneously create quantifiable privacy costs that discourage part...

Ruichen Xu, Ying-Jun Angela Zhang, Jianwei Huang

2602.21844 2026-02-25