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Large Language Models (LLMs) have recently driven significant advancements in Natural Language Processing and various other applications. While a broad range of literature has explored the graph-reasoning capabilities of LLMs, including…

Computation and Language · Computer Science 2025-06-09 Shenyang Huang , Ali Parviz , Emma Kondrup , Zachary Yang , Zifeng Ding , Michael Bronstein , Reihaneh Rabbany , Guillaume Rabusseau

Time series anomaly detection is critical for supply chain management to take proactive operations, but faces challenges: classical unsupervised anomaly detection based on exploiting data patterns often yields results misaligned with…

Machine Learning · Computer Science 2026-01-28 Haoting Zhang , Shekhar Jain

Time Series Language Models (TSLMs) promise reasoning over real-world temporal data, but their ability to retrieve and reason over long time-series remains largely untested. We introduce TS-Haystack, a multi-domain retrieval benchmark with…

Large language models (LLMs) have demonstrated strong performance in natural language generation but remain limited in knowle- dge-intensive tasks due to outdated or incomplete internal knowledge. Retrieval-Augmented Generation (RAG)…

Artificial Intelligence · Computer Science 2025-08-05 Dong Li , Yichen Niu , Ying Ai , Xiang Zou , Biqing Qi , Jianxing Liu

A great variety of complex systems ranging from user interactions in communication networks to transactions in financial markets can be modeled as temporal graphs, which consist of a set of vertices and a series of timestamped and directed…

Social and Information Networks · Computer Science 2020-07-29 Jingjing Wang , Yanhao Wang , Wenjun Jiang , Yuchen Li , Kian-Lee Tan

Large language models (LLMs) have demonstrated their strong capabilities in various domains, and have been recently integrated for graph analysis as graph language models (GLMs). With LLMs as the predictor, some GLMs can interpret unseen…

Computation and Language · Computer Science 2025-06-30 Junze Chen , Cheng Yang , Shujie Li , Zhiqiang Zhang , Yawen Li , Junping Du , Chuan Shi

Time series data plays a critical role across diverse domains such as healthcare, energy, and finance, where tasks like classification, anomaly detection, and forecasting are essential for informed decision-making. Recently, large language…

Machine Learning · Computer Science 2024-12-18 Francis Tang , Ying Ding

The objective of this paper is a temporal alignment network that ingests long term video sequences, and associated text sentences, in order to: (1) determine if a sentence is alignable with the video; and (2) if it is alignable, then…

Computer Vision and Pattern Recognition · Computer Science 2022-04-07 Tengda Han , Weidi Xie , Andrew Zisserman

Large Language Models (LLMs) have recently demonstrated a remarkable ability to model time series data. These capabilities can be partly explained if LLMs understand basic time series concepts. However, our knowledge of what these models…

Artificial Intelligence · Computer Science 2024-10-22 Yifu Cai , Arjun Choudhry , Mononito Goswami , Artur Dubrawski

Time series forecasting is not just numerical extrapolation, but often requires reasoning with unstructured contextual data such as news or events. While specialized Time Series Foundation Models (TSFMs) excel at forecasting based on…

The explosive growth of textual data over time presents a significant challenge in uncovering evolving themes and trends. Existing dynamic topic modeling techniques, while powerful, often exist in fragmented pipelines that lack robust…

Computation and Language · Computer Science 2025-07-15 Suman Adhya , Debarshi Kumar Sanyal

We present the Temporal Graph Benchmark (TGB), a collection of challenging and diverse benchmark datasets for realistic, reproducible, and robust evaluation of machine learning models on temporal graphs. TGB datasets are of large scale,…

The detection of anomalies in time series data is a critical task with many monitoring applications. Existing systems often fail to encompass an end-to-end detection process, to facilitate comparative analysis of various anomaly detection…

Machine Learning · Computer Science 2022-04-21 Sarah Alnegheimish , Dongyu Liu , Carles Sala , Laure Berti-Equille , Kalyan Veeramachaneni

Large-scale vision-language models (VLMs) such as CLIP have gained popularity for their generalizable and expressive multimodal representations. By leveraging large-scale training data with diverse textual metadata, VLMs acquire…

Computer Vision and Pattern Recognition · Computer Science 2025-10-23 Nidham Tekaya , Manuela Waldner , Matthias Zeppelzauer

Temporal logic specifications play an important role in a wide range of software analysis tasks, such as model checking, automated synthesis, program comprehension, and runtime monitoring. Given a set of positive and negative examples,…

Software Engineering · Computer Science 2025-01-03 Changjian Zhang , Parv Kapoor , Ian Dardik , Leyi Cui , Romulo Meira-Goes , David Garlan , Eunsuk Kang

The extraction and understanding of temporal events and their relations are major challenges in natural language processing. Processing text on a sentence-by-sentence or expression-by-expression basis often fails, in part due to the…

Computation and Language · Computer Science 2020-01-06 Catherine Kerr , Terri Hoare , Paula Carroll , Jakub Marecek

Language evolves over time in many ways relevant to natural language processing tasks. For example, recent occurrences of tokens 'BERT' and 'ELMO' in publications refer to neural network architectures rather than persons. This type of…

Computation and Language · Computer Science 2019-11-25 Johannes Bjerva , Wouter Kouw , Isabelle Augenstein

Leveraging the in-context learning (ICL) capability of Large Language Models (LLMs) for tabular classification has gained significant attention for its training-free adaptability across diverse datasets. Recent advancements, like TabPFN,…

Machine Learning · Computer Science 2025-06-09 Yuchen Zeng , Tuan Dinh , Wonjun Kang , Andreas C Mueller

This document aims to familiarize readers with temporal graph learning (TGL) through a concept-first approach. We have systematically presented vital concepts essential for understanding the workings of a TGL framework. In addition to…

Machine Learning · Computer Science 2024-01-10 Aniq Ur Rahman , Justin P. Coon

Textual Attributed Graphs (TAGs) are crucial for modeling complex real-world systems, yet leveraging large language models (LLMs) for TAGs presents unique challenges due to the gap between sequential text processing and graph-structured…

Machine Learning · Computer Science 2025-05-09 Zhengyu Hu , Yichuan Li , Zhengyu Chen , Jingang Wang , Han Liu , Kyumin Lee , Kaize Ding