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natural language processing

8,685 papers

#artificial intelligence Preprint Sep 2026

Unknown is not normal: separating language-model extraction from rule-based decision logic for clinical risk scores

This work tests whether separating three-state extraction (present, absent or unknown, by an LLM) from decision logic (deterministic code computing score bounds over unknown inputs) lets a system ask only questions that can change the decision.

Nicolás Vera Zúñiga · 0 citations
#artificial intelligence Preprint Sep 2026

Who Gets a Token, and What Does It Carry? Unequal Name Support and Concept Access in Large Language Models

Names are personal identifiers, but they also carry social meaning and are widely used to evaluate how language models treat different people, so it is shown that this assumption often fails at the lexical interface: matched names are not necessarily matched inputs.

Mir Tafseer Nayeem, Davood Rafiei · 0 citations
#artificial intelligence Preprint Sep 2026

On the Token Value Inequality in Efficient Reasoning

This work presents a diagnostic and optimization framework grounded in a key empirical finding: the value of tokens within a CoT reasoning sequence is highly non-uniform, and this non-uniformity can be effectively characterized by token-level log probability signals.

Run-Jia Zeng, Hang Hua, Yiyang Liu et al. · 0 citations
#artificial intelligence Preprint Open access Sep 2026

Quantization Error Is Spectrally Flat: A Single Random Probe Is a Calibrated, Data-Free Sensitivity Estimator, with Application to Budget-Targeted Mixed-Precision Quantization

A single random Gaussian probe gives an unbiased estimate of the squared Frobenius norm of a layer's quantization error. The estimator is well-behaved because round-to-nearest error is spectrally flat. Across 1,683 tensors from a 35B MoE and a 9B dense model, effective dimensionality is 0.93 to 0.96 times the i.i.d. no...

I Kennedy, T Kennedy · 0 citations
#artificial intelligence Preprint Sep 2026

Program-Verified Self-Evolution for Vision-Language Models

Verifiable QA Generation for Self-Evolving Models (VQS) is presented, which changes how the model judges answers and improves Qwen3-VL by up to 3.18 points at the 2B, 4B, and 8B scales and outperforms the strongest self-evolving baseline at each.

Ahmed Heakl, Sungik Choi, Moontae Lee et al. · 0 citations
#artificial intelligence Preprint Sep 2026

Surprising Success, Repeated Failure: Entropy-Guided Credit Assignment for Exploration in LLM Reasoning

Entropic Advantage Policy Optimization (EAPO) is introduced, an entropy-guided credit assignment method that treats success and failure asymmetrically and promotes more effective exploration, broadening problem coverage and generating more diverse candidate answers.

Woongyeong Yeo, Minki Kang, Chanuk Lee et al. · 0 citations
#artificial intelligence Preprint Sep 2026

BOReFT: Manifold Steering of Language Models for Black-box Optimization

BOReFT is introduced, which learns a compact, low-dimensional space of hidden-state interventions in a frozen language model, and uses this space as the search domain for Bayesian optimization with an external scoring function, and provides a principled new bridge between discrete proposal spaces of LLM-based search an...

Dhruv Agarwal, Rico Angell, Kavitha Srinivas et al. · 0 citations
#artificial intelligence Preprint Sep 2026

Understanding Confabulation and Rethinking Reconstruction in Activation Explanations

A standardized evaluation framework for unstructured NLA explanations is introduced, measuring information recoverable from explanations, contextual support for their claims, and writing quality, and opening up a direction for improving activation-derived training to encourage more informative, supported, and readable...

Gert Lek, Zi-Xuan Xia, Pin-Yu Chen et al. · 0 citations
#artificial intelligence Preprint Sep 2026

Tsubame: Tree Replay for Diffusion-Based Speculative Decoding

Context-aware dynamic trees allocate the speculative decoding budget according to draft path probabilities, adapting their depth and branching to the current context. Under stochastic decoding, however, we find that this structural advantage does not always compensate for the acceptance gains of random sampling paired...

Yepeng Weng, Qiao Hu, T. Yairi · 0 citations
#artificial intelligence Preprint Sep 2026

Learning to Learn from Context: Synthetic Training from Perturbed Public Documents

This work attempts to make use of high-quality public documents with small perturbations and empirically finds that LLMs can successfully generate context-dependent reasoning traces and answers, which are then used to train a student model that substantially improves the performance on CL-bench.

Hao Wu, Yang Xiao, Yu-Song Sun et al. · 0 citations
#artificial intelligence Preprint Sep 2026

Safety Reconstructed: Generative Modeling via Masked Diffusion Builds Strong Safety Guardrails

This work proposes a masked diffusion language model, fine-tuning LLaDA-8B-Instruct with a class-conditional reconstruction objective using LoRA and requiring no architectural changes beyond the base model, which leads on average rank against discriminative baselines trained on stronger backbones across seven held-out...

Gert Lek, Abele Malan, Chao-Yi Zhu et al. · 0 citations

From tech blogs

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Microsoft Research Blog Oct 22, 2026

Flint-interactive: A language for creating interactive data visualizations

Flint-interactive gives AI agents a language for creating interactive visualizations. Click a chart, filter data, highlight related content, and explore beyond the view the author originally chose. The post Flint-interactive: A language for creating interactive data visualizations appeared first on Microsoft Research.

MIT News · Artificial Intelligence Oct 15, 2026

AI model decodes the language cells use to communicate

A new computational approach reveals how cells communicate to assemble into tissues. This could accelerate stem cell engineering, improve disease models, and inform therapies.

Microsoft Research Blog Oct 15, 2026

Proof-based general-purpose computing with Magnetar

Zero-knowledge proofs can verify computing results without rerunning workloads or exposing sensitive data. Magnetar helps bring them into the mainstream with support for standard programming languages, major speed gains, and quantum-resistant security. The post Proof-based general-purpose computing with Magnetar appeared first on Microsoft Research.

MIT News · Artificial Intelligence Sep 24, 2026

Estimating suicide risk from text

A new language-processing tool could help identify the highest-risk individuals from natural language, enabling swifter interventions.

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