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machine learning

6,549 papers

#machine learning Open access Aug 2026

Coarse composition suffices: tabular in-context learning for multi-activity antimicrobial peptide profiling

A simple, sequence-only pipeline can match and surpass leading methods by combining 330 interpretable sequence descriptors with TabPFN, a tabular foundation model that performs in-context prediction in a single forward pass without gradient-based training or hyperparameter search.

Anuj Pal, Raunak Kumar, D. Solanki et al. · 0 citations
#machine learning Preprint Aug 2026

Learning PDE Time-Stepping with Neural Cellular Automata

This paper proposes a trainable Neural Cellular Automata (NCA) based surrogate model for learning long time PDE dynamics that achieves the lowest long-horizon relative errors on the majority of the experiments.

Esha Saha, Hao Wang · 0 citations
#machine learning Preprint Aug 2026

Generative multi-domain transfer learning for fault detection in data-scarce wind turbines

This work proposes a multi-domain generative domain mapping approach based on Star Generative Adversarial Networks (StarGAN) to improve fault detection on data-scarce wind turbines and proposes a proxy metric that detects poor performance at training time, despite an absence of anomalies.

Stefan Jonas, Angela Meyer · 0 citations
#artificial intelligence Preprint Aug 2026

Online Estimation of Dynamic Origin-Destination Matrices Using Reinforcement Learning with Link-Flow Propagation Guidance

LFPG-RL is developed and evaluated, which integrates link-flow propagation guidance (LFPG) into proximal policy optimization (PPO), and results support the contention that the method is a more efficient and accurate online OD demand calibration method compared to existing ones.

Donggyu Min, Dong-Kyu Kim · 0 citations
#machine learning Preprint Aug 2026

Context Staircase: Signature-Aligned Dynamics of Token Embeddings under Small Initialization

A dynamic explanation of how data statistics and architecture jointly shape token embeddings in language models is provided, and an implicit bias in the space of data statistics is revealed: training proceeds from simpler, low-order statistical relations toward increasingly complex, context-dependent ones.

Jun-Jie Yao, Liangkai Hang, Zhi-Qin John Xu · 0 citations
#artificial intelligence Conference Aug 2026

CateKV: On Sequential Consistency for Long-Context LLM Inference Acceleration

This work discovers that certain attention heads exhibit sequential consistency in their attention patterns, which can be persistently identified using a coefficient-of-variation-based algorithm, and proposes CateKV, a hybrid KV cache method that retains only critical token information for consistent heads, thereby reducing KV cache size and computational overhead.

Hao-Yun Jiang, Hao-Lin Li, Jian-Wei Zhang et al. · 2 citations
#artificial intelligence Preprint Aug 2026

BCPPO: Bachelier-Inspired Constrained Proximal Policy Optimization for Tail-Risk-Aware Safe Reinforcement Learning

BCPPO (Bachelier-Inspired Constrained Proximal Policy Optimization), a proximal policy optimization (PPO) method, supports a practical balance among reward, caution around cost predictions that vary across trained critics, and policy-only deployment.

Dong-Sheng Hou, Yanqiao Chen, Yu-Han Rui · 0 citations
#machine learning Preprint Aug 2026

Multivariate Scientific Data Compression with Learned Cross-Variable Latent Decorrelation and Autoregressive Entropy Modeling

CAESAR-LDAR is presented, an error-controlled multivariate learned compressor that augments a shared CAESAR-V backbone with two complementary mechanisms: a trainable orthogonal transform that reorganizes dependence across aligned latent channels, and a causal autoregressive hierarchical prior that captures local spatial structure left after transformation.

Liang-Ji Zhu, A. Rangarajan, Sanjay Ranka · 0 citations
#machine learning Preprint Aug 2026

Diffusion-Based Refinement for Kilometer-Scale Probabilistic Precipitation Nowcasting

Localized extreme precipitation is a major trigger of urban flash floods and landslides, yet producing nowcasts that combine fine spatial detail with probabilistic uncertainty remains challenging. Here we introduce exPreCast-ENS, a conditional residual diffusion framework that transforms the deterministic 4 km radar nowcaster exPreCast into a 1 km probabilistic ensemble while correcting systematic forecast errors. Conditioning on both the forecast and preceding radar observations lets the ensemble-mean correct the baseline rather than perturb it, while members represent unresolved fine-scale variability. Over the Korean Peninsula, skill improves with ensemble size. In two high-impact events in 2023, a 30-member ensemble recovers 38-47% of heavy-rain pixels missed by exPreCast while retaining approximately 95% of its correct detections and alarming on under 1% of the pixels it correctly left clear. The method generates a 1-h forecast in 3.4 s on a single GPU and yields consistent improvements on the French regional MeteoNet radar dataset.

Dohyun Park, Changhoon Song, Teng-Yuan Chang et al. · 0 citations

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GPT-Lab Sep 3, 2026

Adaptive AI Agents in Construction Workflows

Adaptive AI agents can help make BIM data more machine-readable by navigating IFC models, interpreting inconsistent information, and mapping it to defined standards. In this blog, Alok Rawat shares findings from a real-world pilot in construction workflows. The post Adaptive AI Agents in Construction Workflows appeared first on GPT-Lab.

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