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artificial intelligence

14,515 papers

#artificial intelligence Preprint Oct 2026

Hybrid Latent Attention for Looped Language Models

Looped language models apply the same stack of layers T times to each token, which deepens the model without adding parameters but multiplies its key-value (KV) cache by T. The larger cache limits how many sequences a GPU can decode at once and slows each decoding step, which reads the whole cache. We propose Hybrid La...

Yu-Han Chen, Si-Yuan Zhang, Nan Wang et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Visual Abstention in Unified Multimodal Models

Unified multimodal models (UMMs) integrate understanding and generation, yet their generative behavior is rarely governed by what they understand about the task. We formalize visual abstention: when a requested visual transformation is impossible under the task's rules, the model should recognize that no valid solution...

Chufan Shi, Cheng Yang, Tiannuo Yang et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Dynamic Positional Attention Modulation for Parameter-Efficient Fine-Tuning of Large Language Models

Parameter-efficient fine-tuning (PEFT) has become a standard approach for adapting large language models to downstream tasks. However, most existing PEFT methods rely on uniform and static adaptations, without accounting for the structured heterogeneity of attention across dimensions, heads, layers, and input tokens. I...

Dayan Pan, Jingyuan Wang, Xie Yu · 0 citations
#artificial intelligence Preprint Open access Oct 2026

One Step at a Time: Trading LLM Autonomy for Process Predictability

Organizations automating operational processes need more than a correct outcome: they need to predict how a process will run, know which one actually ran, and inspect it step by step. When an agent is the executor that predictability is normally lost: the prescribed procedure goes into the system prompt, and only a fin...

Hans Schabert, Christoph Peters · 0 citations
#artificial intelligence Preprint Open access Oct 2026

No Transformer Beats Six Covariates: Long-Horizon Prediction of Depressive Symptoms from Childhood Essays

Natural language processing (NLP) models can detect depression-related language in text written near the time symptoms are measured, but whether pretrained transformers can predict depressive symptoms from text written twelve years earlier is largely untested. In the National Child Development Study, a British birth co...

Daniel Kua, Emrul Hasan, John-Jose Nunez et al. · 0 citations
#artificial intelligence Preprint Oct 2026

From Evidence to Action: How Tool-Using Agents Fail

Tool-using agents make consequential changes to external state, yet correct outcomes do not guarantee that their actions were supported by evidence established beforehand. We study where this evidence-to-action chain breaks as agents move from deciding whether to act to executing single actions and dependent workflows....

Hongzhan Lin, Shi-Dong Cao, Ziyang Luo et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Monte Carlo Estimation for KV Cache Eviction

Most KV-cache eviction methods ask, in effect, which memory appeared important while reading the prompt? We instead ask, which memory will matter while answering? Since decoding queries are unavailable at eviction time, prior future-aware methods rely on pseudo-responses or synthetic future-query estimates. We cast fix...

Ahsan Bilal, Muhammad Ahmed Mohsin, Muhammad Umer et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

TIDE 2.0: an open, model-agnostic engine for keyed de-identification of clinical notes

Clinical notes capture most of what is documented about a patient's care, but they cannot be used for research until protected health information (PHI) is removed. De-identification is often treated as a detection problem. Detection alone is not sufficient: redaction strips clinical content along with identifiers, date...

Jose D. Posada, Somalee Datta, Priya Desai · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Verdicts Without Annotated Evidence: Rejection Sampling or Label-Only Post-Training for Evidence Recovery?

In many review workflows the verdict is the only thing retained. The passages behind it are not marked, because that annotation costs far more than recording the decision. We measure how much of that evidence a small language model can recover when it is post-trained on the verdicts alone, with no human evidence labels...

Nishanth Nayakanti, Prasang Gupta, Ashutosh Bilthare et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Do AI weather models miss extremes?

AI weather models are often reported to underestimate extremes, but most evidence concerns deterministic regression models verified against reanalysis. We evaluate twelve physical and AI forecast models against ECMWF IFS using ten months of European station observations. The evaluation covers 10 m wind, 2 m temperature...

Marvin Vincent Gabler, Roberto Molinaro, Niall Siegenheim et al. · 0 citations
#artificial intelligence Preprint Open access Oct 2026

Post-Grokking Collapse at the Representation-Readout Interface in Muon-Trained Transformers

Muon-trained modular-arithmetic transformers can lose accuracy while retaining linearly decodable task information. Adjacent swaps localize five captured unnormalized failures to AdamW readout updates. Multiplying the actual readout displacement by the large feature mean produces a class-dependent logit offset shared a...

Ali Janati, Kaoutar El Maghraoui, Anass Belfatmi · 0 citations
#artificial intelligence Preprint Open access Oct 2026

SAE++: Cascaded Sparse Autoencoders Learn Multi-Level Visual Concepts in Multimodal LLMs

Multimodal Large Language Models (MLLMs) have demonstrated strong performance on vision-language tasks, yet their internal visual representations remain difficult to interpret. Sparse Autoencoders (SAEs) provide a scalable way to decompose dense model activations into sparse, interpretable features. However, existing S...

Yusong Zhao, Hengyi Wang, Tanuja Ganu 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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