English
Related papers

Related papers: Proactive Query Expansion for Streaming Data Using…

200 papers

Legal case retrieval, which aims to retrieve relevant cases to a given query case, benefits judgment justice and attracts increasing attention. Unlike generic retrieval queries, legal case queries are typically long and the definition of…

Information Retrieval · Computer Science 2023-12-07 Youchao Zhou , Heyan Huang , Zhijing Wu

Efficiently retrieving relevant data from massive Internet of Things (IoT) networks is essential for downstream tasks such as machine learning. This paper addresses this challenge by proposing a novel data sourcing protocol that combines…

Information Theory · Computer Science 2025-09-12 Anders E. Kalør , Petar Popovski , Kaibin Huang

Text-to-image generation models are powerful but difficult to use. Users craft specific prompts to get better images, though the images can be repetitive. This paper proposes a Prompt Expansion framework that helps users generate…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Siddhartha Datta , Alexander Ku , Deepak Ramachandran , Peter Anderson

Retrieval-augmented generation (RAG) has achieved significant success in information retrieval to assist large language models LLMs because it builds an external knowledge database. However, it also has many problems, it consumes a lot of…

Information Retrieval · Computer Science 2025-05-16 Haoyu Kang , Yuzhou Zhu , Yukun Zhong , Ke Wang

With the rapid growth of internet technologies, Web has become a huge repository of information and keeps growing exponentially under no editorial control. However the human capability to read, access and understand Web content remains…

Databases · Computer Science 2011-11-11 C. Ramesh , K. V. Chalapati Rao , A. Govardhan

User queries in e-commerce search are often vague, short, and underspecified, making it difficult for retrieval systems to match them accurately against structured product catalogs. This challenge is amplified by the one-to-many nature of…

Information Retrieval · Computer Science 2025-09-11 Yipeng Zhang , Bowen Liu , Xiaoshuang Zhang , Aritra Mandal , Canran Xu , Zhe Wu

This paper presents first successful steps in designing search agents that learn meta-strategies for iterative query refinement in information-seeking tasks. Our approach uses machine reading to guide the selection of refinement terms from…

This paper addresses online query processing for large-scale, incremental data analysis on a distributed stream processing engine (DSPE). Our goal is to convert any SQL-like query to an incremental DSPE program automatically. In contrast to…

Databases · Computer Science 2016-08-23 Leonidas Fegaras

This paper discusses the use of Wikipedia for building semantic ontologies to do Query Expansion (QE) in order to improve the search results of search engines. In this technique, selecting related Wikipedia concepts becomes important. We…

Information Retrieval · Computer Science 2017-11-27 D. Puspitaningrum , G. Yulianti , I. S. W. B. Prasetya

Asking clarifying questions in response to ambiguous or faceted queries has been recognized as a useful technique for various information retrieval systems, especially conversational search systems with limited bandwidth interfaces.…

Information Retrieval · Computer Science 2020-06-16 Helia Hashemi , Hamed Zamani , W. Bruce Croft

In this paper a framework for Automatic Query Expansion (AQE) is proposed using distributed neural language model word2vec. Using semantic and contextual relation in a distributed and unsupervised framework, word2vec learns a low…

Information Retrieval · Computer Science 2016-06-27 Dwaipayan Roy , Debjyoti Paul , Mandar Mitra , Utpal Garain

Text analysis of social media for sentiment, topic analysis, and other analysis depends initially on the selection of keywords and phrases that will be used to create the research corpora. However, keywords that researchers choose may occur…

Computation and Language · Computer Science 2022-04-21 Philip Feldman , Aaron Dant , James R. Foulds , Shemei Pan

News recommendation plays a critical role in online news platforms by helping users discover relevant content. Cross-domain news recommendation further requires inferring user's underlying information needs from heterogeneous signals that…

Computation and Language · Computer Science 2026-02-17 Mengdan Zhu , Yufan Zhao , Tao Di , Yulan Yan , Liang Zhao

We present a framework for large-scale sentiment and topic analysis of Twitter discourse. Our pipeline begins with targeted data collection using conflict-specific keywords, followed by automated sentiment labeling via multiple pre-trained…

Computation and Language · Computer Science 2025-05-06 Yiwen Lu , Siheng Xiong , Zhaowei Li

Effective cross-lingual dense retrieval methods that rely on multilingual pre-trained language models (PLMs) need to be trained to encompass both the relevance matching task and the cross-language alignment task. However, cross-lingual data…

Information Retrieval · Computer Science 2023-05-09 Shengyao Zhuang , Linjun Shou , Guido Zuccon

With the rapid development of social media such as Twitter and Weibo, detecting keywords from a huge volume of text data streams in real-time has become a critical problem. The keyword detection problem aims at searching important…

Computation and Language · Computer Science 2023-07-04 Yifei Yue

The unprecedented use of social media through smartphones and other web-enabled mobile devices has enabled the rapid adoption of platforms like Twitter. Event detection has found many applications on the web, including breaking news…

Social and Information Networks · Computer Science 2014-05-07 Shamanth Kumar , Huan Liu , Sameep Mehta , L. Venkata Subramaniam

Due to instant availability of data on social media platforms like Twitter, and advances in machine learning and data management technology, real-time crisis informatics has emerged as a prolific research area in the last decade. Although…

Information Retrieval · Computer Science 2018-01-19 Mayank Kejriwal , Yao Gu

In fact-checking, structure and phrasing of claims critically influence a model's ability to predict verdicts accurately. Social media content in particular rarely serves as optimal input for verification systems, which necessitates…

Computation and Language · Computer Science 2024-12-17 Amelie Wührl , Roman Klinger

Pseudo relevance feedback (PRF) automatically performs query expansion based on top-retrieved documents to better represent the user's information need so as to improve the search results. Previous PRF methods mainly select expansion terms…

Information Retrieval · Computer Science 2021-11-17 Handong Ma , Jiawei Hou , Chenxu Zhu , Weinan Zhang , Ruiming Tang , Jincai Lai , Jieming Zhu , Xiuqiang He , Yong Yu
‹ Prev 1 8 9 10 Next ›