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Wenhao Zhu, Xiaoyu Zhang, Qiuhong Zhai and Chenyun Liu
In the two-stage open-domain question answering (OpenQA) systems, the retriever identifies a subset of relevant passages, which the reader then uses to extract or generate answers. However, the performance of OpenQA systems is often hindered by issues su...
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Tao Peng, Kun She, Yimin Shen, Xiangliang Xu and Yue Yu
Requirement traceability links are an essential part of requirement management software and are a basic prerequisite for software artifact changes. The manual establishment of requirement traceability links is time-consuming. When faced with large projec...
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Evangelos A. Stathopoulos, Anastasios I. Karageorgiadis, Alexandros Kokkalas, Sotiris Diplaris, Stefanos Vrochidis and Ioannis Kompatsiaris
This paper presents a benchmarking survey on query expansion techniques for social media information retrieval, with a focus on comparing the performance of methods using semantic web technologies. The study evaluated query expansion techniques such as g...
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Minas Pergantis, Iraklis Varlamis, Nikolaos Grigorios Kanellopoulos and Andreas Giannakoulopoulos
With the constant expansion of the Web, search engines became part of people?s daily routines. How users behave during the search process depends on a variety factors, one of which is the topic of their search interest. This study focused on the behavior...
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Stefano Marchesin, Giorgio Maria Di Nunzio and Maristella Agosti
In Information Retrieval (IR), the semantic gap represents the mismatch between users? queries and how retrieval models answer to these queries. In this paper, we explore how to use external knowledge resources to enhance bag-of-words representations and...
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Santosh Kumar Banbhrani, Bo Xu, Haifeng Liu and Hongfei Lin
Hashtags are considered important in various real-world applications, including tweet mining, query expansion, and sentiment analysis. Hence, recommending hashtags from tagged tweets has been considered significant by the research community. However, whi...
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Teofan Clipa and Giorgio Maria Di Nunzio
In this work, we compare and analyze a variety of approaches in the task of medical publication retrieval and, in particular, for the Technology Assisted Review (TAR) task. This problem consists in the process of collecting articles that summarize all ev...
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Yun Li, Yongyao Jiang, Justin C. Goldstein, Lewis J. Mcgibbney and Chaowei Yang
One longstanding complication with Earth data discovery involves understanding a user?s search intent from the input query. Most of the geospatial data portals use keyword-based match to search data. Little attention has focused on the spatial and tempor...
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Tao Sun, Hui Xia, Lin Li, Hang Shen and Yu Liu
OpenStreetMap (OSM) is a representative volunteered geographic information (VGI) project. However, there have been difficulties in retrieving spatial information from OSM. Ontology is an effective knowledge organization and representation method that is ...
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Swathi B.P,Anju R
Source code retrieval is a branch of text retrieval which helps developer find a piece of code from the code base. The developer can obtain the required code from the code base by issuing a query on the source code base. Generally, a developer who has be...
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