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Related papers: E3 : Keyphrase based News Event Exploration Engine

200 papers

There is an overwhelming number of news articles published every day around the globe. Following the evolution of a news-story is a difficult task given that there is no such mechanism available to track back in time to study the diffusion…

Information Retrieval · Computer Science 2017-12-22 Roberto Camacho Barranco , Arnold P. Boedihardjo , M. Shahriar Hossain

In an era of information overload, manually annotating the vast and growing corpus of documents and scholarly papers is increasingly impractical. Automated keyphrase extraction addresses this challenge by identifying representative terms…

Computation and Language · Computer Science 2025-01-22 Jeovane Honorio Alves , Radu State , Cinthia Obladen de Almendra Freitas , Jean Paul Barddal

Contrarily to standard approaches to topic annotation, the technique used in this work does not centrally rely on some sort of -- possibly statistical -- keyword extraction. In fact, the proposed annotation algorithm uses a large scale…

Computation and Language · Computer Science 2007-05-23 Pierre Andrews , Martin Rajman

Narratives include a rich source of events unfolding over time and context. Automatic understanding of these events provides a summarised comprehension of the narrative for further computation (such as reasoning). In this paper, we study…

Computation and Language · Computer Science 2023-11-01 Seyed Mahed Mousavi , Shohei Tanaka , Gabriel Roccabruna , Koichiro Yoshino , Satoshi Nakamura , Giuseppe Riccardi

We present a system for rapidly customizing event extraction capability to find new event types and their arguments. The system allows a user to find, expand and filter event triggers for a new event type by exploring an unannotated corpus.…

Computation and Language · Computer Science 2018-09-24 Yee Seng Chan , Joshua Fasching , Haoling Qiu , Bonan Min

Event Argument extraction refers to the task of extracting structured information from unstructured text for a particular event of interest. The existing works exhibit poor capabilities to extract causal event arguments like Reason and…

Computation and Language · Computer Science 2021-05-04 Debanjana Kar , Sudeshna Sarkar , Pawan Goyal

A key challenge of online news recommendation is to help users find articles they are interested in. Traditional news recommendation methods usually use single news information, which is insufficient to encode news and user representation.…

Information Retrieval · Computer Science 2021-12-20 Songqiao Han , Hailiang Huang , Jiangwei Liu

We present a new machine learning and text information extraction approach to detection of cyber threat events in Twitter that are novel (previously non-extant) and developing (marked by significance with respect to similarity with a…

Information Retrieval · Computer Science 2019-07-19 Avishek Bose , Vahid Behzadan , Carlos Aguirre , William H. Hsu

Traditional event coreference systems usually rely on pipeline framework and hand-crafted features, which often face error propagation problem and have poor generalization ability. In this paper, we propose an End-to-End Event Coreference…

Computation and Language · Computer Science 2020-09-18 Yaojie Lu , Hongyu Lin , Jialong Tang , Xianpei Han , Le Sun

Keyphrase extraction is a fundamental task in Natural Language Processing, which usually contains two main parts: candidate keyphrase extraction and keyphrase importance estimation. From the view of human understanding documents, we…

Computation and Language · Computer Science 2023-12-22 Mingyang Song , Liping Jing , Lin Xiao

Keyword extraction is the process of identifying the words or phrases that express the main concepts of text to the best of one's ability. Electronic infrastructure creates a considerable amount of text every day and at all times. This…

Computation and Language · Computer Science 2021-10-04 Aidin Zehtab-Salmasi , Mohammad-Reza Feizi-Derakhshi , Mohamad-Ali Balafar

Search engines perform the task of retrieving information related to the user-supplied query words. This task has two parts; one is finding "featured words" which describe an article best and the other is finding a match among these words…

Neural and Evolutionary Computing · Computer Science 2007-05-23 A. Das , M. Marko , A. Probst , M. A. Porter , C. Gershenson

This work uses the state-of-the-art language model GPT-3 to offer a novel method of information extraction for knowledge base development. The suggested method attempts to solve the difficulties associated with obtaining relevant entities…

Computation and Language · Computer Science 2024-08-12 Ritabrata Roy Choudhury , Soumik Dey

The exponential increase in academic papers has significantly increased the time required for researchers to access relevant literature. Keyphrase Extraction (KPE) offers a solution to this situation by enabling researchers to efficiently…

Computation and Language · Computer Science 2025-05-21 Chengzhi Zhang , Xinyi Yan , Lei Zhao , Yingyi Zhang

In this paper, we introduce an event-driven trading strategy that predicts stock movements by detecting corporate events from news articles. Unlike existing models that utilize textual features (e.g., bag-of-words) and sentiments to…

Computation and Language · Computer Science 2021-05-31 Zhihan Zhou , Liqian Ma , Han Liu

In this paper, we present a novel integrated approach for keyphrase generation (KG). Unlike previous works which are purely extractive or generative, we first propose a new multi-task learning framework that jointly learns an extractive…

Computation and Language · Computer Science 2019-04-09 Wang Chen , Hou Pong Chan , Piji Li , Lidong Bing , Irwin King

Keyphrases efficiently summarize a document's content and are used in various document processing and retrieval tasks. Several unsupervised techniques and classifiers exist for extracting keyphrases from text documents. Most of these…

Computation and Language · Computer Science 2016-08-04 Sujatha Das Gollapalli , Xiao-li Li

Event argument extraction (EAE) is an important task for information extraction to discover specific argument roles. In this study, we cast EAE as a question-based cloze task and empirically analyze fixed discrete token template…

Computation and Language · Computer Science 2023-01-26 Hongbin Ye , Ningyu Zhang , Zhen Bi , Shumin Deng , Chuanqi Tan , Hui Chen , Fei Huang , Huajun Chen

We present a software tool that employs state-of-the-art natural language processing (NLP) and machine learning techniques to help newspaper editors compose effective headlines for online publication. The system identifies the most salient…

Computation and Language · Computer Science 2019-05-21 Terrence Szymanski , Claudia Orellana-Rodriguez , Mark T. Keane

We present a dynamic web tool that allows interactive search and visualization of large news archives using an entity-centric approach. Users are able to search entities using keyword phrases expressing news stories or events and the system…

Information Retrieval · Computer Science 2016-01-06 Pedro Saleiro , Jorge Teixeira , Carlos Soares , Eugénio Oliveira