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Vision-Language-Action (VLA) models have recently advanced robotic manipulation by translating natural-language instructions and visual observations into control actions. However, existing VLAs are primarily trained on successful expert…

Robotics · Computer Science 2026-03-24 Zewei Ye , Weifeng Lu , Minghao Ye , Tao Lin , Shuo Yang , Junchi Yan , Bo Zhao

Robotic systems often face execution failures due to unexpected obstacles, sensor errors, or environmental changes. Traditional failure recovery methods rely on predefined strategies or human intervention, making them less adaptable. This…

Robotics · Computer Science 2025-03-24 Faseeh Ahmad , Hashim Ismail , Jonathan Styrud , Maj Stenmark , Volker Krueger

Ensuring robust performance on long-tail examples is an important problem for many real-world applications of machine learning, such as autonomous driving. This work focuses on the problem of identifying rare examples within a corpus of…

Computer Vision and Pattern Recognition · Computer Science 2024-09-25 Mao Ye , Gregory P. Meyer , Zaiwei Zhang , Dennis Park , Siva Karthik Mustikovela , Yuning Chai , Eric M Wolff

Long video understanding remains a formidable challenge for Multimodal Large Language Models (MLLMs) due to the prohibitive computational cost of processing dense frame sequences. Prevailing solutions, which select a keyframe subset,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Shaoguang Wang , Weiyu Guo , Ziyang Chen , Xuming Hu , Hui Xiong

The rapid compression of large vision-language models (VLMs) for edge deployment raises an underexplored question: do compact models fail differently, not merely more often? This study compares a 7-billion-parameter quantised VLM…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Mehmet Kaan Erol

Although vision transformers (ViT) have shown remarkable success in various vision tasks, their computationally expensive self-attention hinder their deployment on resource-constrained devices. Token reduction, which discards less important…

Computer Vision and Pattern Recognition · Computer Science 2025-07-23 Haoyue Zhang , Jie Zhang , Song Guo

Recent advances in Video Large Language Models (VLLMs) have significantly enhanced their ability to understand video content. Nonetheless, processing long videos remains challenging due to high computational demands and the redundancy…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Mengyue Wang , Shuo Chen , Kristian Kersting , Volker Tresp , Yunpu Ma

This paper presents a system combining symbolic execution (KLEE) with a 4-agent multi-LLM architecture for detecting memory vulnerabilities in Rust unsafe code. A central challenge we address is the incomplete-code problem: CVE database…

Cryptography and Security · Computer Science 2026-05-04 Zeyad Abdelrazek , Young Lee

Visual token compression is widely used to accelerate large vision-language models (LVLMs) by pruning or merging visual tokens, yet its adversarial robustness remains unexplored. We show that existing encoder-based attacks cannot fully…

Cryptography and Security · Computer Science 2026-05-19 Xinwei Zhang , Hangcheng Liu , Li Bai , Hao Wang , Qingqing Ye , Tianwei Zhang , Haibo Hu

This work presents VTok, a unified video tokenization framework that can be used for both generation and understanding tasks. Unlike the leading vision-language systems that tokenize videos through a naive frame-sampling strategy, we…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Feng Wang , Yichun Shi , Ceyuan Yang , Qiushan Guo , Jingxiang Sun , Alan Yuille , Peng Wang

Visual instruction tuning has become the predominant technology in eliciting the multimodal task-solving capabilities of large vision-language models (LVLMs). Despite the success, as visual instructions require images as the input, it would…

Computation and Language · Computer Science 2025-02-18 Zikang Liu , Kun Zhou , Wayne Xin Zhao , Dawei Gao , Yaliang Li , Ji-Rong Wen

We introduce MUSE-VL, a Unified Vision-Language Model through Semantic discrete Encoding for multimodal understanding and generation. Recently, the research community has begun exploring unified models for visual generation and…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Rongchang Xie , Chen Du , Ping Song , Chang Liu

A great challenge in video-language (VidL) modeling lies in the disconnection between fixed video representations extracted from image/video understanding models and downstream VidL data. Recent studies try to mitigate this disconnection…

Computer Vision and Pattern Recognition · Computer Science 2022-04-19 Tsu-Jui Fu , Linjie Li , Zhe Gan , Kevin Lin , William Yang Wang , Lijuan Wang , Zicheng Liu

Recent advancements in Video Large Language Models (VideoLLMs) have enabled strong performance across diverse multimodal video tasks. To reduce the high computational cost of processing dense video frames, efficiency-oriented methods such…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Yeonkyung Lee , Dayun Ju , Youngmin Kim , Seil Kang , Seong Jae Hwang

Autoregressive large language models (LLMs) scale well by expressing diverse tasks as sequences of discrete natural-language tokens and training with next-token prediction, which unifies comprehension and generation under self-supervision.…

In this paper, we propose an approach that combines Vision Language Models (VLMs) and Behavior Trees (BTs) to address failures in robotics. Current robotic systems can handle known failures with pre-existing recovery strategies, but they…

Robotics · Computer Science 2024-11-05 Faseeh Ahmad , Jonathan Styrud , Volker Krueger

As robotic systems execute increasingly difficult task sequences, so does the number of ways in which they can fail. Video Anomaly Detection (VAD) frameworks typically focus on singular, low-level kinematic or action failures, struggling to…

Robotics · Computer Science 2026-03-11 Nerea Gallego , Fernando Salanova , Claudio Mannarano , Cristian Mahulea , Eduardo Montijano

Robust robotic manipulation requires reliable failure detection and recovery. Although recent Vision-Language Models (VLMs) show promise in robot failure detection, their generalization is severely limited by the scarcity and narrow…

Robotics · Computer Science 2026-04-01 Paul Pacaud , Ricardo Garcia , Shizhe Chen , Cordelia Schmid

Medical students and junior surgeons often rely on senior surgeons and specialists to answer their questions when learning surgery. However, experts are often busy with clinical and academic work, and have little time to give guidance.…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Long Bai , Mobarakol Islam , Hongliang Ren

Knowledge Tracing (KT) models students' evolving knowledge states to predict future performance, serving as a foundation for personalized education. While traditional deep learning models achieve high accuracy, they often lack…

Computation and Language · Computer Science 2026-03-25 Runze Li , Kedi Chen , Guwei Feng , Mo Yu , Jun Wang , Wei Zhang