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artificial intelligence

14,237 papers

#artificial intelligence Preprint Open access Oct 2026

Guided Action Flow: Value-Guided Sampling for Frozen Vision-Language-Action Policies

Reinforcement learning can improve vision-language-action (VLA) policies beyond supervised fine-tuning, although this typically involves further updates to the policy parameters. For flow-matching policies, iterative action generation provides an additional opportunity to incorporate task information during inference....

Liuhaichen Yang, Zhuang Jiang, Chenchao Sheng et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Sensitivity Shaping for Latent Modeling

Generative dynamics models enable planning in challenging systems, but safe deployment requires detecting policy-induced out-of-distribution (OOD) transitions. Existing methods typically treat learned dynamics as fixed and rely on post hoc support surrogates for OOD detection. This overlooks a critical failure mode: le...

Hongzhan Yu, Chenghao Li, Ruipeng Zhang et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

D3S2: Diffusion-Guided Dataset Distillation for Semantic Segmentation

Dataset distillation (DD) aims to compress large-scale datasets into compact synthetic sets while preserving training efficacy. However, existing studies mainly focus on image classification, leaving dense prediction tasks such as semantic segmentation largely underexplored. In this work, we identify three key challeng...

Wenjie Zheng, Haoji Hu, Jiali Lu et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

KadiAssistant: A conversational AI Agent for information retrieval in Kadi4Mat

We introduce KadiAssistant, a privacy-by-design AI assistant integrated into the Kadi research data ecosystem, enabling researchers to efficiently access, aggregate, and synthesize information from heterogeneous, privacy-sensitive research data. Interdisciplinary fields such as materials science bring together discipli...

Adrian Cierpka, Mohammad Shafiqul Islam, Johannes Steinh\"ulb et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

PBT-Bench: Benchmarking AI Agents on Property-Based Testing

Existing code benchmarks measure whether an agent can produce any test that reproduces a known bug, or whether it can produce a patch that fixes a described issue. Neither isolates the distinct skill of property-based testing: deriving a semantic invariant from documentation, and then constructing an input-generati...

Lucas Jing, Xinqi Wang, Liao Zhang et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

PC-Diffuser: Path-Consistent Capsule CBF Safety Filtering for Diffusion-Based Trajectory Planner

Autonomous driving in complex traffic requires planners that generalize beyond hand-crafted rules, motivating data-driven approaches that learn behavior from expert demonstrations. Diffusion-based trajectory planners have recently shown strong closed-loop performance by iteratively denoising a full-horizon plan, but th...

Eugene Ku, Yiwei Lyu · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Adaptive Bidirectional Task Interaction for Joint Segmentation and Classification of Breast Ultrasound

Joint lesion segmentation and tissue classification in breast ultrasound are usually trained with a shared encoder, so the two branches stop exchanging information once their decoders separate. That is exactly where boundary detail and semantic evidence are most complementary. The proposed method restores this exchange...

Abdullah Al Shafi, Md Kawsar Mahmud Khan Zunayed, Safin Ahmmed et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

SimToolReal: An Object-Centric Policy for Zero-Shot Dexterous Tool Manipulation

The ability to manipulate tools significantly expands the set of tasks a robot can perform. Yet, tool manipulation represents a challenging class of dexterity, requiring grasping thin objects, in-hand object rotations, and forceful interactions. Since collecting teleoperation data for these behaviors is challenging, si...

Kushal Kedia, Tyler Ga Wei Lum, Jeannette Bohg et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Recommender system in X inadvertently profiles ideological positions of users

Several data protection laws restrict processing that reveals political opinions, irrespective of the controller's intent. Whether recommender systems do so as a by-product of optimizing relevance has not been measured. From 2.5 million ``Who to Follow'' recommendations shown to 682 volunteers in France, we reconstruct...

Paul Bouchaud, Pedro Ramaciotti · 0 citations
#artificial intelligence Preprint Open access Oct 2026

MiniScope: Authorizing Agents with Least-Privilege Permissions

AI agents are increasingly granted autonomous access to sensitive user data and third-party services, making effective permission management a critical security challenge. Existing permission models, however, typically rely on flat permission structures that fail to balance security with usability: fine-grained confirm...

Jinhao Zhu, Xiao Huang, Kevin Tseng et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

LHM-Humanoid: Long-Horizon Human Motion Control for Continuous Object Transport in Cluttered Scenes

Physics-based human motion control can make a simulated character walk, sit, and manipulate objects with high physical realism. Almost always, though, this happens in short, isolated clips that are re-initialized between interactions. We instead aim for continuous, reset-free long-horizon motion: a physically simulated...

Haozhuo Zhang, Jingkai Sun, Michele Caprio et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Large Pretraining Datasets Don't Guarantee Robustness after Fine-Tuning in Image Classification

Large-scale pretrained models are widely leveraged as foundations for learning new specialized tasks via fine-tuning, with the goal of maintaining the general performance of the model while allowing it to gain new skills. A valuable goal for all such models is robustness: the ability to perform well on out-of-distribut...

Jaedong Hwang, Brian Cheung, Zhang-Wei Hong et al. · 0 citations

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MIT News · Artificial Intelligence Sep 29, 2026

Who we become when we talk to machines

Professor Sherry Turkle’s new book, “Artificial Intimacy,” offers a withering critique of chatbots and the antisocial dynamics she believes they encourage.

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