English
Related papers

Related papers: Answering Analytical Queries on Text Data with Tem…

200 papers

Word-representable graphs are a subset of graphs that may be represented by a word $w$ over an alphabet composed of the vertices in the graph. In such graphs, an edge exists if and only if the occurrences of the corresponding vertices…

Data Structures and Algorithms · Computer Science 2025-02-12 Duncan Adamson

The predictions of mean-field electrodynamics can now be probed using direct numerical simulations of random flows and magnetic fields. When modelling astrophysical MHD, it is important to verify that such simulations are in agreement with…

Data Analysis, Statistics and Probability · Physics 2018-09-12 Irina Makarenko , Paul Bushby , Andrew Fletcher , Robin Henderson , Nikolay Makarenko , Anvar Shukurov

A temporal graph is a graph in which the edge set can change from one time step to the next. The temporal graph exploration problem TEXP is the problem of computing a foremost exploration schedule for a temporal graph, i.e., a temporal walk…

Data Structures and Algorithms · Computer Science 2021-03-17 Thomas Erlebach , Michael Hoffmann , Frank Kammer

We describe TweeTIME, a temporal tagger for recognizing and normalizing time expressions in Twitter. Most previous work in social media analysis has to rely on temporal resolvers that are designed for well-edited text, and therefore suffer…

Information Retrieval · Computer Science 2020-11-17 Jeniya Tabassum , Alan Ritter , Wei Xu

Acquisition and analysis of time-tagged events is a ubiquitous tool in scientific and industrial applications. With increasing time resolution, number of input channels, and acquired events, the amount of data can be overwhelming for…

Instrumentation and Detectors · Physics 2021-08-31 Zuzeng Lin , Lucas Schweickert , Samuel Gyger , Klaus D. Jöns , Val Zwiller

Question answering over temporal knowledge graphs (TKGs) is crucial for understanding evolving facts and relationships, yet its development is hindered by limited datasets and difficulties in generating custom QA pairs. We propose a novel…

Logic in Computer Science · Computer Science 2025-01-09 Qiang Sun , Sirui Li , Du Huynh , Mark Reynolds , Wei Liu

Topological data analysis (TDA), while abstract, allows a characterization of time-series data obtained from nonlinear and complex dynamical systems. Though it is surprising that such an abstract measure of structure - counting pieces and…

Computational Geometry · Computer Science 2020-01-07 Nicole Sanderson , Elliott Shugerman , Samantha Molnar , James D. Meiss , Elizabeth Bradley

Many real world networks are considered temporal networks, in which the chronological ordering of the edges has importance to the meaning of the data. Performing temporal subgraph matching on such graphs requires the edges in the subgraphs…

Data Structures and Algorithms · Computer Science 2018-01-25 Patrick Mackey , Katherine Porterfield , Erin Fitzhenry , Sutanay Choudhury , George Chin

We present an alternative temporal approach for convolution, providing a new algorithm, called the taches-algorithm. Based on interferences between the successive delayed and amplified output signals associated respectively with the…

Signal Processing · Electrical Eng. & Systems 2024-01-04 Laurent Millot , Gérard Pelé

The field of AI-generated text detection has evolved from supervised classification to zero-shot statistical analysis. However, current approaches share a fundamental limitation: they aggregate token-level measurements into scalar scores,…

Computation and Language · Computer Science 2025-09-24 Alva West , Yixuan Weng , Minjun Zhu , Luodan Zhang , Zhen Lin , Guangsheng Bao , Yue Zhang

Research in robotic planning with temporal logic specifications, such as Linear Temporal Logic (LTL), has relied on single formulas. However, as task complexity increases, LTL formulas become lengthy, making them difficult to interpret and…

Robotics · Computer Science 2025-06-06 Xusheng Luo , Changliu Liu

Stemming from traditional knowledge graphs (KGs), hyper-relational KGs (HKGs) provide additional key-value pairs (i.e., qualifiers) for each KG fact that help to better restrict the fact validity. In recent years, there has been an…

Artificial Intelligence · Computer Science 2024-10-07 Zifeng Ding , Jingcheng Wu , Jingpei Wu , Yan Xia , Volker Tresp

Time series analysis is crucial in fields like finance, transportation, and industry. However, traditional models often focus solely on temporal features, limiting their ability to capture underlying information. This paper proposes a novel…

Machine Learning · Computer Science 2025-03-12 Shule Hao , Junpeng Bao , Chuncheng Lu

Temporal Knowledge graph completion (TKGC) is a crucial task that involves reasoning at known timestamps to complete the missing part of facts and has attracted more and more attention in recent years. Most existing methods focus on…

Computation and Language · Computer Science 2024-03-05 Wenjie Xu , Ben Liu , Miao Peng , Xu Jia , Min Peng

Semi-structured data, such as Infobox tables, often include temporal information about entities, either implicitly or explicitly. Can current NLP systems reason about such information in semi-structured tables? To tackle this question, we…

Computation and Language · Computer Science 2023-11-15 Vivek Gupta , Pranshu Kandoi , Mahek Bhavesh Vora , Shuo Zhang , Yujie He , Ridho Reinanda , Vivek Srikumar

Table understanding (TU) has achieved promising advancements, but it faces the challenges of the scarcity of manually labeled tables and the presence of complex table structures.To address these challenges, we propose HGT, a framework with…

Computation and Language · Computer Science 2024-12-17 Rihui Jin , Yu Li , Guilin Qi , Nan Hu , Yuan-Fang Li , Jiaoyan Chen , Jianan Wang , Yongrui Chen , Dehai Min , Sheng Bi

Nowadays, the majority of data on the Internet is held in an unstructured format, like websites and e-mails. The importance of analyzing these data has been growing day by day. Similar to data mining on structured data, text mining methods…

Neural and Evolutionary Computing · Computer Science 2020-01-22 Iztok Fister , Suash Deb , Iztok Fister

Extracting temporal relations (e.g., before, after, and simultaneous) among events is crucial to natural language understanding. One of the key challenges of this problem is that when the events of interest are far away in text, the context…

Computation and Language · Computer Science 2022-10-26 Shuaicheng Zhang , Lifu Huang , Qiang Ning

Text-attributed graphs (TAGs) have emerged as a powerful representation for modeling complex relationships across diverse domains. With the rise of large language models (LLMs), there is growing interest in leveraging their capabilities for…

Machine Learning · Computer Science 2025-07-29 Jianyuan Bo , Hao Wu , Yuan Fang

In this paper, we propose to use a set of simple, uniform in architecture LSTM-based models to recover different kinds of temporal relations from text. Using the shortest dependency path between entities as input, the same architecture is…

Information Retrieval · Computer Science 2017-10-09 Yuanliang Meng , Anna Rumshisky , Alexey Romanov