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Human-AI collaboration to identify and correct perceptual errors in chest radiographs has not been previously explored. This study aimed to develop a collaborative AI system, CoRaX, which integrates eye gaze data and radiology reports to…

Image and Video Processing · Electrical Eng. & Systems 2024-07-01 Akash Awasthi , Ngan Le , Zhigang Deng , Carol C. Wu , Hien Van Nguyen

Low-Rank Adaptation (LoRA) has become a widely used method for parameter-efficient fine-tuning of large-scale, pre-trained neural networks. However, LoRA and its extensions face several challenges, including the need for rank adaptivity,…

Machine Learning · Computer Science 2024-10-25 Steffen Schotthöfer , Emanuele Zangrando , Gianluca Ceruti , Francesco Tudisco , Jonas Kusch

In this paper, we propose a robust representation learning model called Adaptive Structure-constrained Low-Rank Coding (AS-LRC) for the latent representation of data. To recover the underlying subspaces more accurately, AS-LRC seamlessly…

Computer Vision and Pattern Recognition · Computer Science 2019-08-23 Zhao Zhang , Lei Wang , Sheng Li , Yang Wang , Zheng Zhang , Zhengjun Zha , Meng Wang

Large Vision-Language Models (LVLMs) exhibit strong multimodal capabilities but remain vulnerable to hallucinations from intrinsic errors and adversarial attacks from external exploitations, limiting their reliability in real-world…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Chung-En Johnny Yu , Brian Jalaian , Nathaniel D. Bastian

Retrospective artifact correction (RAC) improves image quality post acquisition and enhances image usability. Recent machine learning driven techniques for RAC are predominantly based on supervised learning and therefore practical utility…

Image and Video Processing · Electrical Eng. & Systems 2021-10-12 Siyuan Liu , Kim-Han Thung , Liangqiong Qu , Weili Lin , Dinggang Shen , Pew-Thian Yap

Aligning generative real-world image super-resolution models with human visual preference is challenging due to the perception--fidelity trade-off and diverse, unknown degradations. Prior approaches rely on offline preference optimization…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Shijie Zhao , Xuanyu Zhang , Bin Chen , Weiqi Li , Qunliang Xing , Kexin Zhang , Yan Wang , Junlin Li , Li Zhang , Jian Zhang , Tianfan Xue

Low-Rank Adaptation (LoRA), which leverages the insight that model updates typically reside in a low-dimensional space, has significantly improved the training efficiency of Large Language Models (LLMs) by updating neural network layers…

Machine Learning · Computer Science 2026-05-01 Han Liu , Shanghao Shi , Yevgeniy Vorobeychik , Chongjie Zhang , Ning Zhang

Retrieval-Augmented Generation (RAG) reduces hallucinations by grounding answers in retrieved evidence, yet standard retrievers often exhibit retrieval sycophancy: they preferentially surface evidence that supports a user's premise, even…

Computation and Language · Computer Science 2025-12-29 Mayank Ravishankara

Foundation models are beginning to impact stellar spectroscopy, where spectra encode rich physical information in a structured, language-like form. A key challenge is adapting these models across heterogeneous surveys with differing…

Instrumentation and Methods for Astrophysics · Physics 2025-07-29 Xiaosheng Zhao , Yuan-Sen Ting , Alexander S. Szalay , Yang Huang

Rubric-based reward shaping provides interpretable and editable reward signals for fine-tuning LLMs via reinforcement learning (RL), but existing adaptive rubric methods typically update criteria from local evidence such as the current…

Machine Learning · Computer Science 2026-05-27 Peilin Wu , Xinlu Zhang , Kun Wan , Wentian Zhao , Gang Wu , Xinya Du , Zhiyu Chen

Deep neural networks recognize objects by analyzing local image details and summarizing their information along the inference layers to derive the final decision. Because of this, they are prone to adversarial attacks. Small sophisticated…

Computer Vision and Pattern Recognition · Computer Science 2021-03-05 Zhiqun Zhao , Hengyou Wang , Hao Sun , Zhihai He

Random stepped frequency (RSF) radar, which transmits random-frequency pulses, can suppress the range ambiguity, improve convert detection, and possess excellent electronic counter-countermeasures (ECCM) ability [1]. In this paper, we apply…

Signal Processing · Electrical Eng. & Systems 2018-08-30 Tianyao Huang , Yimin Liu , Huadong Meng , Xiqin Wang

Fundus image classification is crucial in the computer aided diagnosis tasks, but label noise significantly impairs the performance of deep neural networks. To address this challenge, we propose a robust framework, Self-Supervised…

Computer Vision and Pattern Recognition · Computer Science 2024-10-25 Mengwen Ye , Yingzi Huangfu , You Li , Zekuan Yu

Retrieval-Augmented Generation (RAG) improves the factuality of large language models (LLMs) by grounding outputs in retrieved evidence, but faithfulness failures, where generations contradict or extend beyond the provided sources, remain a…

Computation and Language · Computer Science 2026-02-12 Guangzhi Xiong , Zhenghao He , Bohan Liu , Sanchit Sinha , Aidong Zhang

Segmentation of brain magnetic resonance images (MRI) is crucial for the analysis of the human brain and diagnosis of various brain disorders. The drawbacks of time-consuming and error-prone manual delineation procedures are aimed to be…

Computer Vision and Pattern Recognition · Computer Science 2022-05-20 Can Taylan Sari , Sila Kurugol , Onur Afacan , Simon K. Warfield

We present LARK (Linearizability Algorithms for Replicated Keys), a synchronous replication protocol that achieves linearizability while minimizing latency and infrastructure cost, at significantly higher availability than traditional…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-04 Andrew Goodng , Kevin Porter , Thomas Lopatic , Ashish Shinde , Sunil Sayyaparaju , Srinivasan Seshadri , V. Srinivasan

In this paper, we propose RPGD (RANSAC-P3P Gradient Descent), a human-pose-driven extrinsic calibration framework that robustly aligns MoCap-based 3D skeletal data with monocular or multi-view RGB cameras using only natural human motion.…

Computer Vision and Pattern Recognition · Computer Science 2026-02-17 Zhanyu Tuo

Exposure correction is essential for enhancing image quality under challenging lighting conditions. While supervised learning has achieved significant progress in this area, it relies heavily on large-scale labeled datasets, which are…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Ao Li , Chen Chen , Zhenyu Wang , Tao Huang , Fangfang Wu , Weisheng Dong

Parameter-efficient fine-tuning (PEFT) has emerged as an critical technique for adapting large-scale foundation models across natural language processing and computer vision. While existing methods such as low-rank adaptations achieve…

Machine Learning · Computer Science 2026-05-18 An Nguyen , Jaesik Choi , Anh Tong

Limited-angle computerized tomography stands for one of the most difficult challenges in imaging. Although it opens the way to faster data acquisition in industry and less dangerous scans in medicine, standard approaches, such as the…

Image and Video Processing · Electrical Eng. & Systems 2025-10-07 Bernadette Hahn , Gael Rigaud , Richard Schmähl