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Recently, large language models (LLMs) have demonstrated powerful capabilities in performing various tasks and thus are applied by recent studies to time series forecasting (TSF) tasks, which predict future values with the given historical…

Computation and Language · Computer Science 2025-07-15 Chen Su , Yuanhe Tian , Qinyu Liu , Jun Zhang , Yan Song

The process by which Large Language Models (LLMs) acquire complex capabilities during training remains a key open question in mechanistic interpretability. This project investigates whether these learning dynamics can be characterized…

Machine Learning · Computer Science 2025-09-22 Elisabetta Rocchetti

This paper demonstrates that pre-trained language models (PLMs) are strong foundation models for on-device meteorological variables modeling. We present LM-Weather, a generic approach to taming PLMs, that have learned massive sequential…

Atmospheric and Oceanic Physics · Physics 2024-06-03 Shengchao Chen , Guodong Long , Jing Jiang , Chengqi Zhang

Urban forecasting has increasingly benefited from high-dimensional spatial data through two primary approaches: graph-based methods that rely on predefined spatial structures, and region-based methods that focus on learning expressive urban…

Artificial Intelligence · Computer Science 2025-06-18 Yuhao Jia , Zile Wu , Shengao Yi , Yifei Sun , Xiao Huang

General-purpose large language models (LLMs), despite their broad capabilities, often struggle with specialized domain knowledge. This gap hinders their deployment as reliable research agents in demanding fields such as astronomy. Building…

Instrumentation and Methods for Astrophysics · Physics 2026-02-23 Tijmen de Haan , Yuan-Sen Ting , Tirthankar Ghosal , Tuan Dung Nguyen , Alberto Accomazzi , Emily Herron , Vanessa Lama , Rui Pan , Azton Wells , Nesar Ramachandra

A trade-off between speed and information controls our understanding of astronomical objects. Fast-to-acquire photometric observations provide global properties, while costly and time-consuming spectroscopic measurements enable a better…

Instrumentation and Methods for Astrophysics · Physics 2022-11-11 Lars Doorenbos , Stefano Cavuoti , Giuseppe Longo , Massimo Brescia , Raphael Sznitman , Pablo Márquez-Neila

We introduce Astroconformer, a Transformer-based model to analyze stellar light curves from the Kepler mission. We demonstrate that Astrconformer can robustly infer the stellar surface gravity as a supervised task. Importantly, as…

Solar and Stellar Astrophysics · Physics 2022-07-07 Jiashu Pan , Yuan-Sen Ting , Jie Yu

The primary challenge in the study of explosive astrophysical transients is their detection and characterisation using multiple messengers. For this purpose, we have developed a new data-driven discovery framework, based on deep learning.…

High Energy Astrophysical Phenomena · Physics 2020-05-14 Iftach Sadeh

Image restoration methods are commonly used to improve the quality of astronomical images. In recent years, developments of deep neural networks and increments of the number of astronomical images have evoked a lot of data--driven image…

Instrumentation and Methods for Astrophysics · Physics 2020-11-25 Peng Jia , Ruiyu Ning , Ruiqi Sun , Xiaoshan Yang , Dongmei Cai

Modern engineering increasingly relies on vast datasets generated by experiments and simulations, driving a growing demand for efficient, reliable, and broadly applicable modeling strategies. There is also heightened interest in developing…

Artificial Intelligence · Computer Science 2025-10-03 Yang Liu , Zaid Abulawi , Abhiram Garimidi , Doyeong Lim

In this review, we explore the historical development and future prospects of artificial intelligence (AI) and deep learning in astronomy. We trace the evolution of connectionism in astronomy through its three waves, from the early use of…

Instrumentation and Methods for Astrophysics · Physics 2023-06-01 Michael J. Smith , James E. Geach

Artificial Intelligence (AI) has demonstrated unprecedented performance across various domains, and its application to communication systems is an active area of research. While current methods focus on task-specific solutions, the broader…

Artificial Intelligence · Computer Science 2025-05-21 Davide Buffelli , Sowmen Das , Yu-Wei Lin , Sattar Vakili , Chien-Yi Wang , Masoud Attarifar , Pritthijit Nath , Da-shan Shiu

Although language models are trained to mimic humans, the resulting systems display capabilities beyond the scope of any one person. To understand this phenomenon, we use a controlled setting to identify properties of the training data that…

Artificial Intelligence · Computer Science 2025-08-26 Natalie Abreu , Edwin Zhang , Eran Malach , Naomi Saphra

Machine learning (ML) algorithms have revolutionized the way we interpret data in astronomy, particle physics, biology and even economics, since they can remove biases due to a priori chosen models. Here we apply a particular ML method, the…

Cosmology and Nongalactic Astrophysics · Physics 2020-06-24 Rubén Arjona , Savvas Nesseris

The proliferation of Large Language Models (LLMs) in function calling is pivotal for creating advanced AI agents, yet their large scale hinders widespread adoption, necessitating transferring their capabilities into smaller ones. However,…

Artificial Intelligence · Computer Science 2026-02-25 Jiliang Ni , Jiachen Pu , Zhongyi Yang , Jingfeng Luo , Conggang Hu

The inference of stellar parameters (such as radius and mass) through asteroseismic forward modelling depends on the number, accuracy, and precision of seismic and atmospheric constraints. ESA's Gaia space mission is providing precise…

Solar and Stellar Astrophysics · Physics 2024-12-09 Benard Nsamba , Achim Weiss , Juma Kamulali

The introduction of new generation hyperspectral satellite sensors, combined with advancements in deep learning methodologies, has significantly enhanced the ability to discriminate detailed land-cover classes at medium-large scales.…

Computer Vision and Pattern Recognition · Computer Science 2025-10-10 Mattia Ferrari , Lorenzo Bruzzone

Foundational Models are an emerging widely used technique of GenAI. These models are distinguished by their scalability and the ease with which they can be adapted through the exploitation of Transfer Learning. The availability of high…

Machine Learning · Computer Science 2025-05-13 M. Germán-Morales , A. J. Rivera-Rivas , M. J. del Jesus Díaz , C. J. Carmona

Continual pretraining of large language models on domain-specific data has been proposed to enhance performance on downstream tasks. In astronomy, the previous absence of astronomy-focused benchmarks has hindered objective evaluation of…

Instrumentation and Methods for Astrophysics · Physics 2024-10-01 Rui Pan , Tuan Dung Nguyen , Hardik Arora , Alberto Accomazzi , Tirthankar Ghosal , Yuan-Sen Ting

A common training approach for language models involves using a large-scale language model to expand a human-provided dataset, which is subsequently used for model training.This method significantly reduces training costs by eliminating the…

Computation and Language · Computer Science 2025-07-09 Minghang Zhu , Shen Gao , Zhengliang Shi , Jiabao Fang , Pengjie Ren , Zhaochun Ren , Zhumin Chen , Shuo Shang
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