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Computer Science

arXiv preprints from January 1, 2026 through September 8, 2026 — 07:24:10 EST

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Posted in cs.CV · 2026-01-20 · Carsten T. Lüth, Jeremias Traub, Kim-Celine Kahl, Till J. Bungert, Lukas Klein, Lars Krämer, Paul F. Jäger, Klaus Maier-Hein, Fabian Isensee

Finally Outshining the Random Baseline: A Simple and Effective Solution for Active Learning in 3D Biomedical Imaging

Active learning (AL) has the potential to drastically reduce annotation costs in 3D biomedical image segmentation, where expert labeling of volumetric data is both time-consuming and expensive. Yet, existing AL methods are unable to consistently outperform improved random sampling baselines adapted to 3D data, leaving the field...

💬 0 commentsarXiv:2601.13677v1PDF
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Posted in cs.LG · 2026-01-20 · Fabian Greifeneder, Wolfgang Fenz, Benedikt Alkin, Johannes Brandstetter, Michael Giretzlehner, Philipp Moser

Autoregressive deep learning for real-time simulation of soft tissue dynamics during virtual neurosurgery

Accurate simulation of brain deformation is a key component for developing realistic, interactive neurosurgical simulators, as complex nonlinear deformations must be captured to ensure realistic tool-tissue interactions. However, traditional numerical solvers often fall short in meeting real-time performance requirements. To overcome...

💬 0 commentsarXiv:2601.13676v1PDF
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Posted in cs.MA · 2026-01-20 · Apoorva Adimulam, Rajesh Gupta, Sumit Kumar

The Orchestration of Multi-Agent Systems: Architectures, Protocols, and Enterprise Adoption

Orchestrated multi-agent systems represent the next stage in the evolution of artificial intelligence, where autonomous agents collaborate through structured coordination and communication to achieve complex, shared objectives. This paper consolidates and formalizes the technical composition of such systems, presenting a unified...

💬 0 commentsarXiv:2601.13671v1PDF
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Posted in cs.CV · 2026-01-20 · H Neji, J Nogueras-Iso, J Lacasta, MÁ Latre, FJ García-Marco

FP-THD: Full page transcription of historical documents

The transcription of historical documents written in Latin in XV and XVI centuries has special challenges as it must maintain the characters and special symbols that have distinct meanings to ensure that historical texts retain their original style and significance. This work proposes a pipeline for the transcription of historical...

💬 0 commentsarXiv:2601.17040v1PDF
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Posted in cs.CL · 2026-01-20 · Jiayu Lin, Zhongyu Wei

CommunityBench: Benchmarking Community-Level Alignment across Diverse Groups and Tasks

Large language models (LLMs) alignment ensures model behaviors reflect human value. Existing alignment strategies primarily follow two paths: one assumes a universal value set for a unified goal (i.e., one-size-fits-all), while the other treats every individual as unique to customize models (i.e., individual-level). However, assuming...

💬 0 commentsarXiv:2601.13669v1PDF
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Posted in cs.CV · 2026-01-20 · Mounika Kanulla, Rajasree Dadigi, Sailaja Thota, Vivek Yelleti

Transformer based Multi-task Fusion Network for Food Spoilage Detection and Shelf life Forecasting

Food wastage is one of the critical challenges in the agricultural supply chain, and accurate and effective spoilage detection can help to reduce it. Further, it is highly important to forecast the spoilage information. This aids the longevity of the supply chain management in the agriculture field. This motivated us to propose fusion...

💬 0 commentsarXiv:2601.13665v1PDF
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Posted in cs.CV · 2026-01-20 · Tiancheng Fang, Bowen Pan, Lingxi Chen, Jiangjing Lyu, Chengfei Lyu, Chaoyue Niu, Fan Wu

VIAFormer: Voxel-Image Alignment Transformer for High-Fidelity Voxel Refinement

We propose VIAFormer, a Voxel-Image Alignment Transformer model designed for Multi-view Conditioned Voxel Refinement--the task of repairing incomplete noisy voxels using calibrated multi-view images as guidance. Its effectiveness stems from a synergistic design: an Image Index that provides explicit 3D spatial grounding for 2D image...

💬 0 commentsarXiv:2601.13664v2PDF
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Posted in cs.CG · 2026-01-20 · Daniel Kalmanovich, Yaar Solomon

On the stability, complexity, and distribution of similarity classes of the longest edge bisection process for triangles

The Longest Edge Bisection of a triangle is performed by joining the midpoint of its longest edge to the opposite vertex. Applying this procedure iteratively produces an infinite family of triangles. Surprisingly, a classical result of Stynes (1980) shows that for any initial triangle, the elements of this infinite family fall into...

💬 0 commentsarXiv:2601.13663v3PDF
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Posted in cs.NI · 2026-01-20 · Sivaram Krishnan, Zhouyou Gu, Jihong Park, Sung-Min Oh, Jinho Choi

Reinforcement Learning for Opportunistic Routing in Software-Defined LEO-Terrestrial Systems

The proliferation of large-scale low Earth orbit (LEO) satellite constellations is driving the need for intelligent routing strategies that can effectively deliver data to terrestrial networks under rapidly time-varying topologies and intermittent gateway visibility. Leveraging the global control capabilities of a geostationary...

💬 0 commentsarXiv:2601.13662v1PDF
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Posted in cs.CL · 2026-01-20 · Chunlei Meng, Ziyang Zhou, Lucas He, Xiaojing Du, Chun Ouyang, Zhongxue Gan

Temporal-Spatial Decouple before Act: Disentangled Representation Learning for Multimodal Sentiment Analysis

Multimodal Sentiment Analysis integrates Linguistic, Visual, and Acoustic. Mainstream approaches based on modality-invariant and modality-specific factorization or on complex fusion still rely on spatiotemporal mixed modeling. This ignores spatiotemporal heterogeneity, leading to spatiotemporal information asymmetry and thus limited...

💬 0 commentsarXiv:2601.13659v1PDF
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Posted in cs.CL · 2026-01-20 · Arthur Amalvy, Hen-Hsen Huang

Beyond Known Facts: Generating Unseen Temporal Knowledge to Address Data Contamination in LLM Evaluation

The automatic extraction of information is important for populating large web knowledge bases such as Wikidata. The temporal version of that task, temporal knowledge graph extraction (TKGE), involves extracting temporally grounded facts from text, represented as semantic quadruples (subject, relation, object, timestamp). Many recent...

💬 0 commentsarXiv:2601.13658v1PDF
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Posted in cs.RO · 2026-01-20 · Myong-Yol Choi, Hankyoul Ko, Hanse Cho, Changseung Kim, Seunghwan Kim, Jaemin Seo, Hyondong Oh

Communication-Free Collective Navigation for a Swarm of UAVs via LiDAR-Based Deep Reinforcement Learning

This paper presents a deep reinforcement learning (DRL) based controller for collective navigation of unmanned aerial vehicle (UAV) swarms in communication-denied environments, enabling robust operation in complex, obstacle-rich environments. Inspired by biological swarms where informed individuals guide groups without explicit...

💬 0 commentsarXiv:2601.13657v1PDF
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Posted in cs.SE · 2026-01-20 · Guangba Yu, Zirui Wang, Yujie Huang, Renyi Zhong, Yuedong Zhong, Yilun Wang, Michael R. Lyu

Why Does the LLM Stop Computing: An Empirical Study of User-Reported Failures in Open-Source LLMs

The democratization of open-source Large Language Models (LLMs) allows users to fine-tune and deploy models on local infrastructure but exposes them to a First Mile deployment landscape. Unlike black-box API consumption, the reliability of user-managed orchestration remains a critical blind spot. To bridge this gap, we conduct the...

💬 0 commentsarXiv:2601.13655v1PDF
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Posted in cs.LG · 2026-01-20 · Xingjian Wu, Junkai Lu, Zhengyu Li, Xiangfei Qiu, Jilin Hu, Chenjuan Guo, Christian S. Jensen, Bin Yang

TimeART: Towards Agentic Time Series Reasoning via Tool-Augmentation

Time series data widely exist in real-world cyber-physical systems. Though analyzing and interpreting them contributes to significant values, e.g, disaster prediction and financial risk control, current workflows mainly rely on human data scientists, which requires significant labor costs and lacks automation. To tackle this, we...

💬 0 commentsarXiv:2601.13653v1PDF
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Posted in cs.CV · 2026-01-20 · Marta Moscati, Oleksandr Kats, Mubashir Noman, Muhammad Zaigham Zaheer, Yufang Hou, Markus Schedl, Shah Nawaz

Face-Voice Association with Inductive Bias for Maximum Class Separation

Face-voice association is widely studied in multimodal learning and is approached representing faces and voices with embeddings that are close for a same person and well separated from those of others. Previous work achieved this with loss functions. Recent advancements in classification have shown that the discriminative ability of...

💬 0 commentsarXiv:2601.13651v1PDF
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Posted in cs.CL · 2026-01-20 · Xiaolin Zhou, Zheng Luo, Yicheng Gao, Qixuan Chen, Xiyang Hu, Yue Zhao, Ruishan Liu

Fairness or Fluency? An Investigation into Language Bias of Pairwise LLM-as-a-Judge

Recent advances in Large Language Models (LLMs) have incentivized the development of LLM-as-a-judge, an application of LLMs where they are used as judges to decide the quality of a certain piece of text given a certain context. However, previous studies have demonstrated that LLM-as-a-judge can be biased towards different aspects of...

💬 0 commentsarXiv:2601.13649v1PDF
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Posted in cs.SD · 2026-01-20 · Yumin Kim, Seonghyeon Go

Fusion Segment Transformer: Bi-Directional Attention Guided Fusion Network for AI-Generated Music Detection

With the rise of generative AI technology, anyone can now easily create and deploy AI-generated music, which has heightened the need for technical solutions to address copyright and ownership issues. While existing works mainly focused on short-audio, the challenge of full-audio detection, which requires modeling long-term structure...

💬 0 commentsarXiv:2601.13647v1PDF
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Posted in cs.LG · 2026-01-20 · Euijin You, Hyang-Won Lee

Quadratic Upper Bound for Boosting Robustness

Fast adversarial training (FAT) aims to enhance the robustness of models against adversarial attacks with reduced training time, however, FAT often suffers from compromised robustness due to insufficient exploration of adversarial space. In this paper, we develop a loss function to mitigate the problem of degraded robustness under...

💬 0 commentsarXiv:2601.13645v1PDF
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Posted in cs.CL · 2026-01-20 · Yang Cao, Bicheng Yu, Sikun Yang, Ming Liu, Yujiu Yang

Towards Token-Level Text Anomaly Detection

Despite significant progress in text anomaly detection for web applications such as spam filtering and fake news detection, existing methods are fundamentally limited to document-level analysis, unable to identify which specific parts of a text are anomalous. We introduce token-level anomaly detection, a novel paradigm that enables...

💬 0 commentsarXiv:2601.13644v1PDF
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Posted in cs.RO · 2026-01-20 · Deyun Qin, Zezhi Liu, Hanqian Luo, Xiao Liang, Yongchun Fang

A General One-Shot Multimodal Active Perception Framework for Robotic Manipulation: Learning to Predict Optimal Viewpoint

Active perception in vision-based robotic manipulation aims to move the camera toward more informative observation viewpoints, thereby providing high-quality perceptual inputs for downstream tasks. Most existing active perception methods rely on iterative optimization, leading to high time and motion costs, and are tightly coupled...

💬 0 commentsarXiv:2601.13639v1PDF
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Posted in cs.CY · 2026-01-20 · Ali Abedi, Charlene H. Chu, Shehroz S. Khan

A longitudinal geospatial multimodal dataset of post-discharge frailty, physiology, mobility, and neighborhoods

Frailty in older adults is associated with increased vulnerability to functional decline, reduced mobility, social isolation, and challenges during the transition from hospital to community living. These factors are associated with rehospitalization and may adversely influence recovery. Neighborhood environments can further shape...

💬 0 commentsarXiv:2602.00060v1PDF
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Posted in cs.CV · 2026-01-20 · Guanqi Zhan, Changye Li, Zhijian Liu, Yao Lu, Yi Wu, Song Han, Ligeng Zhu

EGM: Efficient Visual Grounding Language Models

Visual grounding is an essential capability of Visual Language Models (VLMs) to understand the real physical world. Previous state-of-the-art grounding visual language models usually have large model sizes, making them heavy for deployment and slow for inference. However, we notice that the sizes of visual encoders are nearly the same...

💬 0 commentsarXiv:2601.13633v3PDF
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Posted in cs.AI · 2026-01-20 · Zhiming Xue, Sichen Zhao, Yalun Qi, Xianling Zeng, Zihan Yu

Resilient Routing: Risk-Aware Dynamic Routing in Smart Logistics via Spatiotemporal Graph Learning

With the rapid development of the e-commerce industry, the logistics network is experiencing unprecedented pressure. The traditional static routing strategy most time cannot tolerate the traffic congestion and fluctuating retail demand. In this paper, we propose a Risk-Aware Dynamic Routing(RADR) framework which integrates...

💬 0 commentsarXiv:2601.13632v2PDF
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Posted in cs.AR · 2026-01-20 · Lukas Krupp, Matthew Venn, Norbert Wehn

From RTL to Prompt Coding: Empowering the Next Generation of Chip Designers through LLMs

This paper presents an LLM-based learning platform for chip design education, aiming to make chip design accessible to beginners without overwhelming them with technical complexity. It represents the first educational platform that assists learners holistically across both frontend and backend design. The proposed approach integrates...

💬 0 commentsarXiv:2601.13815v1PDF
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Posted in cs.RO · 2026-01-20 · Timofei Kozlov, Artem Trandofilov, Georgii Gazaryan, Issatay Tokmurziyev, Miguel Altamirano Cabrera, Dzmitry Tsetserukou

GuideTouch: An Obstacle Avoidance Device with Tactile Feedback for Visually Impaired

Safe navigation for the visually impaired individuals remains a critical challenge, especially concerning head-level obstacles, which traditional mobility aids often fail to detect. We introduce GuideTouch, a compact, affordable, standalone wearable device designed for autonomous obstacle avoidance. The system integrates two...

💬 0 commentsarXiv:2601.13813v2PDF