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artificial intelligence

14,110 papers

#artificial intelligence Preprint Open access Oct 2026

Higher-Order Action Supervision Makes A Strong Policy Class

Modern data-driven decision-making methods, such as imitation learning (IL) and reinforcement learning (RL), have achieved great success in solving many complex tasks. However, these methods often suffer from serious control instability and robustness issues when applied in real-world applications such as robotics and...

Peng Cheng, Yunxian Hou, Zhi Zhou et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

VAMR: Multi-Question Agentic Reasoning for Efficient Long-Form Video Understanding

Long-form video understanding often involves multiple questions about different aspects of the same recording. Yet existing video agents typically process each question through an isolated tool-use trajectory. This repeatedly restarts video exploration and memory construction, missing opportunities to acquire evidence...

Runquan Gui, Hanzhu Chen, Zehao Wang et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

PMTRM: Pseudo-Memory Temporal Re-encoding Module for Embodied Policy Learning

Robotic manipulation often contains repeated motions whose local observations look similar at different phases. When these phases require different actions, a policy that relies mainly on the current observation may repeat completed motions or switch phases at the wrong time. To address this phase ambiguity, we present...

Changchuan Yang, Haoxuan Xu, Wenbo Chen et al. · 0 citations
#artificial intelligence Preprint Oct 2026

PIVOT: Perplexity-Informed KD-to-RL Transition Scheduling for Vertical-Domain Few-Shot Distillation

Vertical-domain few-shot classification remains challenging for small language models, as limited supervision makes it difficult to acquire domain-specific decision knowledge. On-Policy Distillation (OPD) can improve teacher-guided adaptation by supervising student-generated rollouts, while GRPO-based reinforcement lea...

Heng Li, Yong Zhang, Ning Cheng et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Characterizing Statistical Separability in TP-CRIV for Probabilistic AI Models

Third-party challenge-response identity verification (TP-CRIV) enables an independent verifier to assess whether a claimant possesses a model identical to a remotely deployed model without directly accessing the reference model. However, for probabilistic AI models, repeated executions of the same query may produce dif...

Teruki Sano, Minoru Kuribayashi, Masao Sakai et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

CARE: Constrained Attention Refinement for Fine-Grained Visual Classification via Teacher-Student Distillation

Fine-grained visual classification requires models to recognize subtle local traits while exposing the visual evidence behind their predictions. Class-specific attention pathways provide a natural basis for interpretable recognition, but their constrained prediction structure limits discriminative capacity and underuse...

Ruibo Wen, Hang Shao, Yiming Lei · 0 citations
#artificial intelligence Preprint Open access Oct 2026

SP-DocReader: Difference-Aware Self-Play for Precise Document OCR

Accurate page transcription remains difficult for vision language models under limited input and training budgets. We present SP-DocReader, a self-play framework for optical character recognition (OCR) that targets residual errors after supervised fine-tuning. Reading Discrepancy Masking aligns reference and generated...

Wenjie Liao, Xiaohui Song, Liangjie Zhao et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Improving Image-Based Nutrition Estimation Through Multimodal Food-Item Verification and Recovery

Single-image nutrition estimation can fail silently when visible foods are missed. Even when a food is correctly identified, its proposed region may not support portion estimation. We propose a framework that uses multimodal large language models (MLLMs) to inventory visible foods and separately verify food identity an...

Jingbo Yue, Bruce Coburn, Jinge Ma et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

ActiveMedAgent: Cost-Aware Trajectory Learning for Multimodal Medical Diagnosis

Clinical diagnosis is inherently sequential: clinicians escalate from cheap to costly tests only when additional evidence is expected to resolve diagnostic uncertainty. We present ActiveMedAgent, a framework that brings this cost-aware sequential logic to multimodal medical AI. Given a frozen, API-accessed vision-langu...

Weiwei Ma, Xiaobing Yu, Peijie Qiu et al. · 0 citations
#artificial intelligence Preprint Oct 2026

SFT-as-Context Mitigates Forgetting in Supervised Fine-Tuning

Supervised fine-tuning (SFT) equips large language models (LLMs) with specialized capabilities, but often comes at the cost of forgetting the general capabilities of their parent models (i.e., the pretrained models before fine-tuning). This trade-off is especially limiting for queries that require both specialized and...

Ke-Nan Tang, An-Dong Hua, Cheng-Xuan Qian et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Continuous Ground-Truth Construction and a Recovery Policy for Air--Water Robotic Tracking

Visual tracking across the air-water interface is challenged by splashes, bubbles, refraction, reflections, and abrupt appearance changes that can temporarily invalidate observations. This setting poses two coupled difficulties: first, for evaluation, image-only annotation cannot reliably describe the target's physical...

Jiangong Xiao, Zhe Sun, Kanzhong Yao et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Stability-Plasticity Balance via Singular-Vector Selection in LLM Continual Learning

Domain-specific continual adaptation of LLMs risks catastrophic forgetting, creating a fundamental tension between acquiring new capabilities and preserving those learned during pretraining. PEFT mitigates this problem by restricting the number of trainable parameters, but existing methods lack a principled unit for de...

Lingxiang Wang, Hainan Zhang, Liang Pang 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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