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17,191 papers

#artificial intelligence Preprint Oct 2026

Causal Chain of Thought: Mitigating Attention Leakage via Context Isolation

Chain-of-thought (CoT) prompting elicits step-by-step rationales that appear to explain model predictions, but there is no guarantee these steps causally drive the final answer. In standard autoregressive generation, dense attention allows each reasoning step to attend to the full context, enabling the model to derive...

Gabriele Dominici, T. McMillan, Fazl Barez et al. · 0 citations
#machine learning Preprint Open access Oct 2026

BeNice! Closing Looping's Inference-Memory Gap via KV-Sharing

Looped architectures scale quality while keeping parameter count fixed by repeatedly passing activations through the same block of layers. During inference, each recurrence generates independent KV-caches, causing memory to grow linearly. To address this challenge, prior work has proposed KV-sharing (i.e., sharing KV-c...

Hayden Prairie, Jacob M. Ryan, Taylor Berg-Kirkpatrick et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Questioning Instrumental Convergence in RLVR: Checkpoint Evidence from OLMo-3

Instrumental convergence is often invoked as a general reason to expect capable agents to acquire or express power-seeking subgoals: self-preservation, resource acquisition, deception, or resistance to oversight which poses an important threat to the society. For LLMs, reinforcement learning is the first stage of post-...

Bar{\i}\c{s} Alparslan, Sandy Tanwisuth, Caleb Petterson · 0 citations
#machine learning Preprint Oct 2026

OP-Print: Tracing Membership Imprints in On-Policy Self-Distillation

This work investigates both gray-box and black-box threat models and proposes a unified attack framework, named OP-Print, based on the finding that the supervision imprint in on-policy self-distillation is sparse and structured, concentrating on uncertainty-sensitive correction sites rather than across the entire rollo...

Qi Li, Xin-Chao Wang · 0 citations
#machine learning Preprint Open access Oct 2026

CRANE: Post-Hoc Counterfactual Retrieval for Multimodal Classifiers

Counterfactual explanation methods have been introduced for unimodal settings, with dedicated frameworks for tabular, timeseries, text, and image data, yet no post-hoc method has been designed for classifiers that learn from multimodal inputs. Existing explainability methods for multimodal classifiers apply modality-sp...

Franco Rugolon, Ioanna Miliou, Panagiotis Papapetrou · 0 citations
#machine learning Preprint Open access Oct 2026

Action Learning for Scientific Simulations

Understanding and controlling how systems evolve is central to science and engineering, where many problems require reasoning about complete trajectories. Existing approaches typically learn local dynamics or generate trajectories, but objectives constructed from individual transitions can miss dependencies across time...

Sarah Liaw, Yuanqi Du, Yilun Du · 0 citations
#machine learning Preprint Oct 2026

Rethinking Sequence Compression with Test-time Regression

TTR-Compressor is evaluated as the compressor for block-wise sparse attention and the visual token merger for multimodal large language models and improves RULER performance over attention-based compressors by a large margin.

Sihan Yang, Jie Huang, Han-Xuan Li et al. · 0 citations
#machine learning Preprint Open access Oct 2026

On the Token Collapse Phenomenon in Textual Graph Soft Prompting

Recent methods for injecting graph structure into LLM prompts include graph soft prompting, in which a graph neural network (GNN) learns graph-specific tokens that capture relational information among entities in textual prompts. G-Retriever combines graph soft prompts with a verbalized description of the same graph to...

Andrea Giuseppe Di Francesco, Rishabh Jain, Franco Maria Nardini et al. · 0 citations
#artificial intelligence Preprint Oct 2026

When to Follow the Teacher: Advantage-Based On-Policy Distillation

Online Policy Distillation (OPD) often outperforms offline methods such as Supervised Fine-Tuning (SFT) by training on trajectories sampled directly from the student. However, standard OPD trains the student to follow the teacher at every state of the trajectory, assuming that teacher guidance is always beneficial. We...

Mahdi Sabbaghi, George Pappas, H. Hassani et al. · 0 citations
#machine learning Preprint Open access Oct 2026

Diffusion Language Models for Perplexity-Aware Black-Box Attacks

\emph{Continuous-space} attacks find prompts that trigger malicious behaviors, such as overthinking, in black-box LLMs by sampling or optimizing over a low-dimensional Gaussian latent space and decoding it to text through a \emph{random mapping} and nearest-token lookup. Because the random mapping is not learned from l...

Ali Al-Lawati, Elsayed Eshra, Dongwon Lee et al. · 0 citations
#machine learning Preprint Oct 2026

Fine-Grained Analysis of Catastrophic Forgetting in Continual Learning via Algorithmic Stability

Understanding catastrophic forgetting, in which learning new tasks degrades performance on previously learned tasks, remains a fundamental challenge in continual learning (CL). Existing theoretical analyses often rely on specific model or task structures and offer limited insight into how iterative optimization affects...

Guo-Dong Zheng, Y. Sun, Peng Wang et al. · 0 citations

From tech blogs

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Microsoft Research Blog Nov 3, 2026

Learn the rules: The hacker mindset

Research Manager Mike Walker reflects on a career spanning hacker culture, cybersecurity, and AI, sharing lessons about trust, teamwork, leadership, and why solving difficult problems requires curiosity, judgment, agility—and an understanding of the rules. The post Learn the rules: The hacker mindset appeared first on Microsoft Research.

Google DeepMind Blog Nov 3, 2026

Agentic cheminformatics with Google Antigravity

Learn how Google Antigravity and our Cheminformatics Skills accelerate drug discovery workflows, search compounds, and propose novel rigidified macrocycles.

MIT News · Artificial Intelligence Oct 28, 2026

Making machines that can listen

Professor Paris Smaragdis develops computers with superhuman hearing for applications like speech recognition, music understanding, and environmental monitoring.

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