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This paper proposes a method for long-term action anticipation (LTA), the task of predicting action labels and their duration in a video given the observation of an initial untrimmed video interval. We build on an encoder-decoder…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Alberto Maté , Mariella Dimiccoli

Time Series Forecasting (TSF) has long been a challenge in time series analysis. Inspired by the success of Large Language Models (LLMs), researchers are now developing Large Time Series Models (LTSMs)-universal transformer-based models…

Time-series forecasting has seen significant advancements with the introduction of token prediction mechanisms such as multi-head attention. However, these methods often struggle to achieve the same performance as in language modeling,…

Machine Learning · Computer Science 2024-12-03 Panayiotis Christou , Shichu Chen , Xupeng Chen , Parijat Dube

Recent adaptations of Large Language Models (LLMs) for time series forecasting often fail to effectively enhance information for raw series, leaving LLM reasoning capabilities underutilized. Existing prompting strategies rely on static…

Artificial Intelligence · Computer Science 2025-12-05 Junjie Fan , Hongye Zhao , Linduo Wei , Jiayu Rao , Guijia Li , Jiaxin Yuan , Wenqi Xu , Yong Qi

Recent instruction-finetuned large language models (LMs) have achieved notable performances in various tasks, such as question-answering (QA). However, despite their ability to memorize a vast amount of general knowledge across diverse…

Computation and Language · Computer Science 2023-10-23 Soyeong Jeong , Jinheon Baek , Sukmin Cho , Sung Ju Hwang , Jong C. Park

Table reasoning, including tabular QA and fact verification, often depends on annotated data or complex data augmentation, limiting flexibility and generalization. LLMs, despite their versatility, often underperform compared to simple…

Artificial Intelligence · Computer Science 2025-11-19 Yiran Rex Ma

In this paper, we propose the first VL$\underline{\textbf{M}}$ $\underline{\textbf{a}}$gentic $\underline{\textbf{r}}$easoning framework for few-$\underline{\textbf{s}}$hot multimodal $\underline{\textbf{T}}$ime…

Artificial Intelligence · Computer Science 2026-05-19 Lin Li , Jiawei Huang , Qihao Quan , Dan Li , Boxin Li , Xiao Zhang , Erli Meng , Wenjie Feng , Jian Lou , See-Kiong Ng

Test-time adaptation (TTA) has emerged as a viable solution to adapt pre-trained models to domain shifts using unlabeled test data. However, TTA faces challenges of adaptation failures due to its reliance on blind adaptation to unknown test…

Machine Learning · Computer Science 2024-04-03 Taeckyung Lee , Sorn Chottananurak , Taesik Gong , Sung-Ju Lee

Large Language Models (LLMs) are increasingly vulnerable to sophisticated multi-turn manipulation attacks, where adversaries strategically build context through seemingly benign conversational turns to circumvent safety measures and elicit…

Cryptography and Security · Computer Science 2025-03-21 Prashant Kulkarni , Assaf Namer

In speech enhancement, achieving state-of-the-art (SotA) performance while adhering to the computational constraints on edge devices remains a formidable challenge. Networks integrating stacked temporal and spectral modelling effectively…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-30 Haixin Zhao , Nilesh Madhu

Mainstream test-time adaptation (TTA) techniques endeavor to mitigate distribution shifts via entropy minimization for multi-class classification, inherently increasing the probability of the most confident class. However, when encountering…

Computer Vision and Pattern Recognition · Computer Science 2025-02-07 Xiangyu Wu , Feng Yu , Qing-Guo Chen , Yang Yang , Jianfeng Lu

Self-training provides an effective means of using an extremely small amount of labeled data to create pseudo-labels for unlabeled data. Many state-of-the-art self-training approaches hinge on different regularization methods to prevent…

Computation and Language · Computer Science 2022-02-08 Hazel Kim , Jaeman Son , Yo-Sub Han

Large language models (LLMs) exhibit impressive in-context learning (ICL) capabilities, yet the quality of their predictions is fundamentally limited by the few costly labeled demonstrations that can fit into a prompt. Meanwhile, there…

Machine Learning · Computer Science 2026-01-16 Renpu Liu , Jing Yang

Vision-language models (VLMs) have tremendous potential for grounding language, and thus enabling language-conditioned agents (LCAs) to perform diverse tasks specified with text. This has motivated the study of LCAs based on reinforcement…

Artificial Intelligence · Computer Science 2024-11-27 Theo Cachet , Christopher R. Dance , Olivier Sigaud

Time-series prediction or forecasting is critical across many real-world dynamic systems, and recent studies have proposed using Large Language Models (LLMs) for this task due to their strong generalization capabilities and ability to…

Machine Learning · Computer Science 2025-06-04 Chamara Madarasingha , Nasrin Sohrabi , Zahir Tari

Large Language Models (LLM) are increasingly being explored for problem-solving tasks. However, their strategic planning capability is often viewed with skepticism. Recent studies have incorporated the Monte Carlo Tree Search (MCTS)…

Artificial Intelligence · Computer Science 2025-02-05 Bingzheng Gan , Yufan Zhao , Tianyi Zhang , Jing Huang , Yusu Li , Shu Xian Teo , Changwang Zhang , Wei Shi

Test-time scaling (TTS) has become an effective approach for improving large language model performance by allocating additional computation during inference. However, existing TTS strategies are largely hand-crafted: researchers manually…

Computation and Language · Computer Science 2026-05-13 Tong Zheng , Haolin Liu , Chengsong Huang , Huiwen Bao , Sheng Zhang , Rui Liu , Runpeng Dai , Ruibo Chen , Chenxi Liu , Tianyi Xiong , Xidong Wu , Hongming Zhang , Heng Huang

Vision-Language Models (VLMs) have demonstrated remarkable generalization capabilities across a wide range of tasks. However, their performance often remains suboptimal when directly applied to specific downstream scenarios without…

Machine Learning · Computer Science 2025-08-08 Hao Dong , Lijun Sheng , Jian Liang , Ran He , Eleni Chatzi , Olga Fink

This paper introduces UnSeenTimeQA, a novel data contamination-free time-sensitive question-answering (TSQA) benchmark. It differs from existing TSQA benchmarks by avoiding web-searchable queries grounded in the real world. We present a…

Computation and Language · Computer Science 2025-06-04 Md Nayem Uddin , Amir Saeidi , Divij Handa , Agastya Seth , Tran Cao Son , Eduardo Blanco , Steven R. Corman , Chitta Baral

Recently, leveraging pre-trained Large Language Models (LLMs) for time series (TS) tasks has gained increasing attention, which involves activating and enhancing LLMs' capabilities. Many methods aim to activate LLMs' capabilities based on…

Machine Learning · Computer Science 2026-01-08 Yuxiao Hu , Qian Li , Dongxiao Zhang , Jinyue Yan , Yuntian Chen