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AI & Data Science Preprint PDF DOI

Self-Supervised Learning of Plant Image Representations

Ilyass Moummad, Kawtar Zaher, Herve Goeau, Jean-Christophe Lombardo, Pierre Bonnet, Alexis Joly · 2026

Automated plant recognition plays a crucial role in biodiversity monitoring and conservation, yet current approaches rely heavily on supervised learning, which is limited by the availability of expert…

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Physics Preprint PDF DOI

uGMRT and MeerKAT observation of RXCJ0232-4420: a quiet cluster with a giant radio halo

Pralay Biswas, Ramananda Santra, Ruta Kale, Viral Parekh · 2026

Giant radio halos are the Mpc-scale extended sources associated with the merging clusters, while the mini-halos are preferentially associated with cool-core clusters. Both trace the ICM plasma physica…

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AI & Data Science Preprint PDF DOI

FunFace: Feature Utility and Norm Estimation for Face Recognition

Ziga Babnik, Fadi Boutros, Naser Damer, Deepak Kumar Jain, Peter Peer, Vitomir Struc · 2026

Face Recognition (FR) is used in a variety of application domains, from entertainment and banking to security and surveillance. Such applications rely on the FR model to be robust and perform well in …

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Engineering Preprint PDF DOI

Robustness Evaluation of a Foundation Segmentation Model Under Simulated Domain Shifts in Abdominal CT: Implications for Health Digital Twin Deployment

Sanghati Basu · 2026

Foundation segmentation models such as the Segment Anything Model (SAM) have demonstrated strong generalization across natural images; however, their robustness under clinically realistic medical imag…

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Computer Science Preprint PDF DOI

Blur Effects on User Performance in Target-Pointing Tasks

Ryuto Tomihari, Taiki Kinoshita, Yosuke Oba, Shota Yamanaka, Homei Miyashita · 2026

In projectors and head-mounted displays, an out-of-focus image appears blurred. Even when a display itself is in focus, computer operation may be hindered if the display is far from the user or if a u…

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Medicine & Health Preprint PDF DOI

Weighted Directional Total Nuclear Variation for Joint Yttrium-90 PET/SPECT Reconstruction with CTAC-derived Guidance

S Porter, D Deidda, D R McGowan, J Anton-Rodriguez, S Arridge, K Thielemans · 2026

Quantitative post-treatment activity imaging is essential for personalised dosimetry after Yttrium-90 selective internal radiation therapy (SIRT). Yttrium-90 PET offers high spatial resolution but is …

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AI & Data Science Preprint PDF DOI

6thGrid-Net: Unified Remote Sensing Image Dehazing Based on Color Restoration and Edge-Preserving

Runci Bai, Kui Jiang, Xiang Chen, Chen Wu, Dianjie Lu, Guijuan Zhang, Zhuoran Zheng · 2026

Remote sensing images are frequently degraded by adverse weather conditions, particularly clouds and haze, which severely impair downstream applications. Existing restoration methods typically rely on…

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Engineering Preprint PDF DOI

Event-based SLAM Benchmark for High-Speed Maneuvers

Sheng Zhong, Junkai Niu, Guillermo Gallego, Kaizhen Sun, Yang Yi, Zhiqiang Miao, Dewen Hu, Yaonan Wang, Davide Scaramuzza, Yi Zhou · 2026

Event-based cameras are bio-inspired sensors with pixels that independently and asynchronously respond to brightness changes at microsecond resolution, offering the potential to handle visual tasks in…

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AI & Data Science Preprint PDF DOI

BVI-Mamba: Video Enhancement Using a Visual State-Space Model for Low-Light and Underwater Environments

Guoxi Huang, Ruirui Lin, Yini Li, David R. Bull, Nantheera Anantrasirichai · 2026

Videos captured in low-light and underwater conditions often suffer from distortions such as noise, low contrast, color imbalance, and blur. These issues not only limit visibility but also degrade aut…

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AI & Data Science Preprint PDF DOI

Discriminator-Guided Adaptive Diffusion for Source-Free Test-Time Adaptation under Image Corruptions

Francesco Olivato, Cigdem Beyan, Vittorio Murino · 2026

In this work, we study Source-Free Unsupervised Domain Adaptation under corruption-induced domain shifts, where performance degradation is caused by natural image corruptions that go beyond additive n…

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AI & Data Science Preprint PDF DOI

Keypoint-based Dynamic Object 6-DoF Pose Tracking via Event Camera

Zhe Wang, Qijin Song, Zihao Li, Jingyu Xiao, Weibang Bai · 2026

Accurate 6-DoF pose estimation of objects is critical for robots to perform precise manipulation tasks. However, for dynamic object pose estimation, conventional camera-based approaches face several m…

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AI & Data Science Preprint PDF DOI

Divide-then-Diagnose: Weaving Clinician-Inspired Contexts for Ultra-Long Capsule Endoscopy Videos

Bowen Liu, Li Yang, Shanshan Song, Mingyu Tang, Zhifang Gao, Qifeng Chen, Yangqiu Song, Huimin Chen, Xiaomeng Li · 2026

Capsule endoscopy (CE) enables non-invasive gastrointestinal screening, but current CE research remains largely limited to frame-level classification and detection, leaving video-level analysis undere…

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AI & Data Science Preprint PDF DOI

Who Defines "Best"? Towards Interactive, User-Defined Evaluation of LLM Leaderboards

Minji Jung, Minjae Lee, Yejin Kim, Sarang Choi, Minsuk Kahng · 2026

LLM leaderboards are widely used to compare models and guide deployment decisions. However, leaderboard rankings are shaped by evaluation priorities set by benchmark designers, rather than by the dive…

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AI & Data Science Preprint PDF DOI

Supervised Learning Has a Necessary Geometric Blind Spot: Theory, Consequences, and Minimal Repair

Vishal Rajput · 2026

PGD adversarial training, the standard robustness method, can reduce Jacobian Frobenius norm yet worsen clean-input geometry (e.g., TDI 1.336 vs. ERM 1.093). We show this is not an implementation arti…

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AI & Data Science Preprint PDF DOI

Trust-SSL: Additive-Residual Selective Invariance for Robust Aerial Self-Supervised Learning

Wadii Boulila, Adel Ammar, Bilel Benjdira, Maha Driss · 2026

Self-supervised learning (SSL) is a standard approach for representation learning in aerial imagery. Existing methods enforce invariance between augmented views, which works well when augmentations pr…

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AI & Data Science Preprint PDF DOI

Using Machine Mental Imagery for Representing Common Ground in Situated Dialogue

Biswesh Mohapatra, Giovanni Duca, Laurent Romary, Justine Cassell · 2026

Situated dialogue requires speakers to maintain a reliable representation of shared context rather than reasoning only over isolated utterances. Current conversational agents often struggle with this …

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AI & Data Science Preprint PDF DOI

Tstars-Tryon 1.0: Robust and Realistic Virtual Try-On for Diverse Fashion Items

Mengting Chen, Zhengrui Chen, Yongchao Du, Zuan Gao, Taihang Hu, Jinsong Lan, Chao Lin, Yefeng Shen, Xingjian Wang, Zhao Wang, Zhengtao Wu, Xiaoli Xu, Zhengze Xu, Hao Yan, Mingzhou Zhang, Jun Zheng, Qinye Zhou, Xiaoyong Zhu, Bo Zheng · 2026

Recent advances in image generation and editing have opened new opportunities for virtual try-on. However, existing methods still struggle to meet complex real-world demands. We present Tstars-Tryon 1…

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AI & Data Science Preprint PDF DOI

LoViF 2026 Challenge on Real-World All-in-One Image Restoration: Methods and Results

Xiang Chen, Hao Li, Jiangxin Dong, Jinshan Pan, Xin Li, Xin He, Naiwei Chen, Shengyuan Li, Fengning Liu, Haoyi Lv, Haowei Peng, Yilian Zhong, Yuxiang Chen, Shibo Yin, Yushun Fang, Xilei Zhu, Yahui Wang, Chen Lu, Kaibin Chen, Xu Zhang, Xuhui Cao, Jiaqi Ma, Ziqi Wang, Shengkai Hu, Yuning Cui, Huan Zhang, Shi Chen, Bin Ren, Lefei Zhang, Guanglu Dong, Qiyao Zhao, Tianheng Zheng, Chunlei Li, Lichao Mou, Chao Ren, Wangzhi Xing, Xin Lu, Enxuan Gu, Jingxi Zhang, Diqi Chen, Qiaosi Yi, Bingcai Wei, Mingyu Liu, Pengyu Wang, Ce Liu, Miaoxin Guan, Boyu Chen, Hongyu Li, Jian Zhu, Xinrui Luo, Ziyang He, Jiayu Wang, Yichen Xiang, Huayi Qi, Haoyu Bian, Yiran Li, Sunlichen Zhou · 2026

This paper presents a review for the LoViF Challenge on Real-World All-in-One Image Restoration. The challenge aimed to advance research on real-world all-in-one image restoration under diverse real-w…

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AI & Data Science Preprint PDF DOI

From Skeletons to Pixels: Few-Shot Precise Event Spotting via Representation and Prediction Distillation

Zhong Han Ervin Yeoh, Jiang Kan · 2026

Precise Event Spotting (PES) is essential in fast-paced sports such as tennis, where fine-grained events occur within very short temporal windows. Accurate frame-level localization is challenging beca…

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AI & Data Science Preprint PDF DOI

DUALVISION: RGB-Infrared Multimodal Large Language Models for Robust Visual Reasoning

Abrar Majeedi, Zhiyuan Ruan, Ziyi Zhao, Hongcheng Wang, Jianglin Lu, Yin Li · 2026

Multimodal large language models (MLLMs) have achieved impressive performance on visual perception and reasoning tasks with RGB imagery, yet they remain fragile under common degradations, such as fog,…

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