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artificial intelligence

19,709 papers

#artificial intelligence Preprint Open access Nov 2026

Human-Centred, Risk-Constrained Evaluation of Financial Document Recognition: Evidence, Critical Errors, and Selective Automation

Financial document recognition is often assessed using character and word error rates, although these metrics do not express whether a system preserves the financial facts on which people and organisations act. This paper develops a human-centred, risk-constrained framework for evaluating financial document recognition...

Subodh Lonkar · 0 citations
#artificial intelligence Preprint Open access Nov 2026

OpenNWM: A Generalist Navigation World Model with Latent Action Pretraining

Navigation world models predict future observations conditioned on navigation actions to support planning, but their generalization across real-world environments remains constrained by the limited coverage of action-labeled data. Action-free navigation videos provide diverse visual experience, yet lack the recorded ac...

Dujun Nie, Ruiqi Song, Zixuan Wang et al. · 0 citations
#artificial intelligence Preprint Open access Nov 2026

Vision-Language Models Are Joint Denoisers in Robotic Action Generation

Diffusion-based vision-language-action (VLA) models cascade pretrained vision-language models (VLMs) with diffusion action experts, but typically restrict the VLM to providing static conditioning. This separation limits how much pretrained perception and reasoning can guide action generation, especially in out-of-distr...

Xicheng Gong, Wenxuan Song, Chengze Liu et al. · 0 citations
#artificial intelligence Preprint Open access Nov 2026

Multi-Estimate Elicitation Does Not Uniformly Debias Language Model Judgments

Does eliciting five weighted estimates within a single response consistently improve numerical judgments? We compare direct and multi-estimate elicitation across anchoring, hindsight, base-rate, conjunction, and status-quo/default tasks in six frozen configurations. Each configuration contributes 618 admitted developme...

An-Sheng Jhang · 0 citations
#artificial intelligence Preprint Oct 2026

ACSAN: All-Convolutional Self-Attention Network Integrating Convolutional Operations with Vision Transformer

In the past few years, Vision Transformer (ViT) has achieved competitive performance in the field of computer vision. However, there still remain some problems. For instance, ViTs rely on large-scale training data since they simply contain a large number of trainable parameters, which slows down their learning efficien...

Zimian Wei, Tian-Qi Zhang, H. Pan · 0 citations
#artificial intelligence Review Aug 2026

AI Slop and Hallucinations in Vulnerability Assessment: A Survey on Reasoning Failures and Trustworthy Mitigation

A taxonomy of AI slop grounded in a structured literature review is formalized and a roadmap for securing emerging AI-driven triage systems is provided, shifting evaluation from linguistic fluency to mathematical verifiability.

Junchen Ding, Jialiang Dong, Yi Zhu et al. · 0 citations
#artificial intelligence Preprint Open access Nov 2026

Variable-aware representation, not relation typing, explains the performance of an event-graph model for ICU mortality prediction: temporal and external validation

Event-graph neural networks represent intensive care unit (ICU) records as typed entities linked by timestamped observations, and their gains are often attributed to relation-specific message passing. We tested which components matter once leakage is removed and validation is temporal and external. In 31,142 first ICU...

Mohammad Nasir Uddin, Eklachur Rahman Bhuiyan, Rahnuma Tabassum Orpita · 0 citations
#artificial intelligence Preprint Open access Nov 2026

Invariant Discovery for Networked Systems

Invariants, the relations expected to hold among measured signals of a network, underpin applications from verification to traffic generation, telemetry imputation, and input validation. Yet, writing them by hand demands rare expertise in both formal logic and networking. Testing all possible combinations of telemetry...

Hongyu H\`e, Alexander Krentsel, Sylvia Ratnasamy et al. · 0 citations
#artificial intelligence Preprint Open access Nov 2026

The State-Prediction Separation Hypothesis

Transformers use the same forward computation stream to both predict the next token and store useful state for future token predictions. We formulate the state-prediction separation hypothesis: disentangling the two roles yields better language modeling performance. We design a Transformer variant that uses separate co...

Giovanni Monea, Nathan Godey, Kiant\'e Brantley et al. · 0 citations
#artificial intelligence Preprint Open access Nov 2026

Set-Valued Routing for Language-Model Agent Systems: A WildChat Benchmark and Cost-Aware Evaluation

Language-model agent systems must map natural-language requests to one or more specialized agents before planning or tool execution. This decision is often treated as top-1 selection, although compositional requests can require several capabilities and unnecessary dispatch raises cost. We formulate fixed-catalog routin...

Ananto Nayan Bala, Faisal Muhammad Shah · 0 citations
#artificial intelligence Preprint Open access Nov 2026

Keeping Jerk in Check: Jointly Trained Perception-Gated Experts for Smooth Terrain Transitions

Perceptive legged locomotion across discontinuous terrain requires shared locomotion knowledge, task-specific maneuvers, and smooth transitions between them. Existing approaches train specialized policies independently and either switch among them with a hierarchical selector or distill them into a monolithic policy. B...

Francisco Affonso, Matheus P. Angarola, Ana Luiza Mineiro et al. · 0 citations
#artificial intelligence Preprint Open access Nov 2026

Volterra Generative Models via Markovian Lifting

Diffusion-based generative models usually perturb data through Markov processes driven by Brownian motion. Volterra processes allow more flexible temporal dependence, but their non-Markovian structure complicates score learning and reverse-time simulation. We develop Volterra generative models and provide Markovian app...

Bingyan Han · 0 citations

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