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Related papers: Query Expansion Based on Clustered Results

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Clustering is one of the main tasks in exploratory data analysis and descriptive statistics where the main objective is partitioning observations in groups. Clustering has a broad range of application in varied domains like climate,…

Databases · Computer Science 2012-03-20 Saptarsi Goswami , Amlan Chakrabarti

Google users have different intents from their queries such as acquiring information, buying products, comparing or simulating services, looking for products, and so on. Understanding the right intention of users helps to provide i) better…

Information Retrieval · Computer Science 2020-06-17 Samin Mohammadi , Mathieu Chapon , Arthur Fremond

Given a small set of seed entities (e.g., ``USA'', ``Russia''), corpus-based set expansion is to induce an extensive set of entities which share the same semantic class (Country in this example) from a given corpus. Set expansion benefits a…

Computation and Language · Computer Science 2020-01-29 Jiaxin Huang , Yiqing Xie , Yu Meng , Jiaming Shen , Yunyi Zhang , Jiawei Han

Choosing the right terms to describe an information need is becoming more difficult as the amount of available information increases. Search-Term-Recommendation (STR) systems can help to overcome these problems. This paper evaluates the…

Information Retrieval · Computer Science 2013-12-02 Thomas Lüke , Philipp Schaer , Philipp Mayr

Document clustering as an unsupervised approach extensively used to navigate, filter, summarize and manage large collection of document repositories like the World Wide Web (WWW). Recently, focuses in this domain shifted from traditional…

Information Retrieval · Computer Science 2012-01-11 Muhammad Rafi , M. Maujood , M. M. Fazal , S. M. Ali

In this paper, we propose a new method for query expansion, which uses FarsNet (Persian WordNet) to find similar tokens related to the query and expand the semantic meaning of the query. For this purpose, we use synonymy relations in…

Information Retrieval · Computer Science 2018-11-05 Adel Rahimi , Mohammad Bahrani

Query reformulations have long been a key mechanism to alleviate the vocabulary-mismatch problem in information retrieval, for example by expanding the queries with related query terms or by generating paraphrases of the queries. In this…

Information Retrieval · Computer Science 2020-07-17 Xiao Wang , Craig Macdonald , Iadh Ounis

Query expansion with pseudo-relevance feedback (PRF) is a powerful approach to enhance the effectiveness in information retrieval. Recently, with the rapid advance of deep learning techniques, neural text generation has achieved promising…

Information Retrieval · Computer Science 2021-08-16 Minghui Huang , Dong Wang , Shuang Liu , Meizhen Ding

Query-specific article generation is the task of, given a search query, generate a single article that gives an overview of the topic. We envision such articles as an alternative to presenting a ranking of search results. While generative…

Information Retrieval · Computer Science 2023-10-20 Connor Lennox , Sumanta Kashyapi , Laura Dietz

We propose a new clustering algorithm, Extended Affinity Propagation, based on pairwise similarities. Extended Affinity Propagation is developed by modifying Affinity Propagation such that the desirable features of Affinity Propagation,…

Machine Learning · Computer Science 2019-04-17 Rayyan Ahmad Khan , Rana Ali Amjad , Martin Kleinsteuber

Ad hoc abbreviations are commonly found in informal communication channels that favor shorter messages. We consider the task of reversing these abbreviations in context to recover normalized, expanded versions of abbreviated messages. The…

Computation and Language · Computer Science 2021-10-05 Kyle Gorman , Christo Kirov , Brian Roark , Richard Sproat

Automatic query reformulation refers to rewriting a user's original query in order to improve the ranking of retrieval results compared to the original query. We present a general framework for automatic query reformulation based on…

Information Retrieval · Computer Science 2015-07-15 Fernando Diaz

In information retrieval systems, search parameters are optimized to ensure high effectiveness based on a set of past searches and these optimized parameters are then used as the system configuration for all subsequent queries. A better…

Information Retrieval · Computer Science 2024-05-27 Josiane Mothe , Md Zia Ullah

Nested relational query languages have been explored extensively, and underlie industrial language-integrated query systems such as Microsoft's LINQ. However, relational databases do not natively support nested collections in query results.…

Databases · Computer Science 2014-05-05 James Cheney , Sam Lindley , Philip Wadler

In this paper, we present a model for generating summaries of text documents with respect to a query. This is known as query-based summarization. We adapt an existing dataset of news article summaries for the task and train a…

Computation and Language · Computer Science 2017-12-19 Johan Hasselqvist , Niklas Helmertz , Mikael Kågebäck

This paper introduces a simple yet effective query expansion approach, denoted as query2doc, to improve both sparse and dense retrieval systems. The proposed method first generates pseudo-documents by few-shot prompting large language…

Information Retrieval · Computer Science 2023-10-12 Liang Wang , Nan Yang , Furu Wei

This paper presents an original methodology to consider question answering. We noticed that query expansion is often incorrect because of a bad understanding of the question. But the automatic good understanding of an utterance is linked to…

Information Retrieval · Computer Science 2007-05-23 Bernard Jacquemin

Information retrieval is an important application area of natural-language processing where one encounters the genuine challenge of processing large quantities of unrestricted natural-language text. This paper reports on the application of…

cmp-lg · Computer Science 2008-02-03 David A. Evans , Chengxiang Zhai

We developed a system, TermWatch (https://stid-bdd.iut.univ-metz.fr/TermWatch/index.pl), which combines a linguistic extraction of terms, their structuring into a terminological network with a clustering algorithm. In this paper we explore…

Information Retrieval · Computer Science 2008-11-05 Veronila Lux-Pogodalla , Eric San Juan

In this paper, we propose Vocab-Expander at https://vocab-expander.com, an online tool that enables end-users (e.g., technology scouts) to create and expand a vocabulary of their domain of interest. It utilizes an ensemble of…

Computation and Language · Computer Science 2023-08-08 Michael Färber , Nicholas Popovic