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Systematic reviews (SRs) - the librarian-assisted literature survey of scholarly articles takes time and requires significant human resources. Given the ever-increasing volume of published studies, applying existing computing and…

Information Retrieval · Computer Science 2023-12-18 Kaushik Roy , Vedant Khandelwal , Harshul Surana , Valerie Vera , Amit Sheth , Heather Heckman

In this paper, we propose to boost low-resource cross-lingual document retrieval performance with deep bilingual query-document representations. We match queries and documents in both source and target languages with four components, each…

Computation and Language · Computer Science 2019-06-11 Rui Zhang , Caitlin Westerfield , Sungrok Shim , Garrett Bingham , Alexander Fabbri , Neha Verma , William Hu , Dragomir Radev

Continuous space word embeddings have received a great deal of attention in the natural language processing and machine learning communities for their ability to model term similarity and other relationships. We study the use of term…

Information Retrieval · Computer Science 2016-06-24 Fernando Diaz , Bhaskar Mitra , Nick Craswell

Textbook question answering (TQA) is a challenging task in artificial intelligence due to the complex nature of context needed to answer complex questions. Although previous research has improved the task, there are still some limitations…

Computation and Language · Computer Science 2025-01-23 Hessa Abdulrahman Alawwad , Areej Alhothali , Usman Naseem , Ali Alkhathlan , Amani Jamal

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

Large language models like ChatGPT are increasingly used in classrooms, but they often provide outdated or fabricated information that can mislead students. Retrieval Augmented Generation (RAG) improves reliability of LLMs by grounding…

Artificial Intelligence · Computer Science 2025-09-10 Amay Jain , Liu Cui , Si Chen

We present Contextual Query Rewrite (CQR) a dataset for multi-domain task-oriented spoken dialogue systems that is an extension of the Stanford dialog corpus (Eric et al., 2017a). While previous approaches have addressed the issue of…

Computation and Language · Computer Science 2019-04-02 Michael Regan , Pushpendre Rastogi , Arpit Gupta , Lambert Mathias

By incorporating human workers into the query execution process crowd-enabled databases facilitate intelligent, social capabilities like completing missing data at query time or performing cognitive operators. But despite all their…

Databases · Computer Science 2015-03-20 Joachim Selke , Christoph Lofi , Wolf-Tilo Balke

Conversational search aims to satisfy users' complex information needs via multiple-turn interactions. The key challenge lies in revealing real users' search intent from the context-dependent queries. Previous studies achieve conversational…

Information Retrieval · Computer Science 2025-11-13 Fengran Mo , Jinghan Zhang , Yuchen Hui , Jia Ao Sun , Zhichao Xu , Zhan Su , Jian-Yun Nie

Automatically extracting effective queries is challenging in information retrieval, especially in toxic content exploration, as such content is likely to be disguised. With the recent achievements in generative Large Language Model (LLM),…

Information Retrieval · Computer Science 2025-02-27 Shaola Ren , Li Ke , Longtao Huang , Dehong Gao , Hui Xue

Classic retrieval methods use simple bag-of-word representations for queries and documents. This representation fails to capture the full semantic richness of queries and documents. More recent retrieval models have tried to overcome this…

Information Retrieval · Computer Science 2018-11-09 Ayyoob Imani , Amir Vakili , Ali Montazer , Azadeh Shakery

In monolingual dense retrieval, lots of works focus on how to distill knowledge from cross-encoder re-ranker to dual-encoder retriever and these methods achieve better performance due to the effectiveness of cross-encoder re-ranker.…

Information Retrieval · Computer Science 2023-03-28 Houxing Ren , Linjun Shou , Ning Wu , Ming Gong , Daxin Jiang

This paper presents an advancement in Question-Answering (QA) systems using a Retrieval Augmented Generation (RAG) framework to enhance information extraction from PDF files. Recognizing the richness and diversity of data within…

Computation and Language · Computer Science 2026-04-08 Thi Thu Uyen Hoang , Meenakshi Rajendran , Kun Zhang , Yuhan Wu , Viet Anh Nguyen

Community question-answering (CQA) platforms have become very popular forums for asking and answering questions daily. While these forums are rich repositories of community knowledge, they present challenges for finding relevant answers and…

Information Retrieval · Computer Science 2019-04-18 Muhammad Mahbubur Rahman , Sorami Hisamoto , Kevin Duh

The ad-hoc querying process is slow and error prone due to inability of business experts of accessing data directly without involving IT experts. The problem lies in complexity of means used to query data. We propose a new natural language-…

Databases · Computer Science 2016-06-09 Janis Barzdins , Mikus Grasmanis , Edgars Rencis , Agris Sostaks , Juris Barzdins

The existing information retrieval techniques do not consider the context of the keywords present in the user's queries. Therefore, the search engines sometimes do not provide sufficient information to the users. New methods based on the…

Information Retrieval · Computer Science 2010-04-28 M. Barathi , S. Valli

Legal Passage Retrieval (LPR) systems are crucial as they help practitioners save time when drafting legal arguments. However, it remains an underexplored avenue. One primary reason is the significant vocabulary mismatch between the query…

Computation and Language · Computer Science 2025-10-02 Daehee Kim , Deokhyung Kang , Jonghwi Kim , Sangwon Ryu , Gary Geunbae Lee

Recent advancements in retrieval-augmented generation (RAG) have significantly enhanced the ability of large language models (LLMs) to perform complex question-answering (QA) tasks. In this paper, we introduce MedBioRAG, a…

Computation and Language · Computer Science 2025-12-15 Seonok Kim

Recent advances in spoken language technologies and the introduction of many customer facing products, have given rise to a wide customer reliance on smart personal assistants for many of their daily tasks. In this paper, we present a…

Information Retrieval · Computer Science 2018-10-02 Rasool Fakoor , Amanjit Kainth , Siamak Shakeri , Christopher Winestock , Abdel-rahman Mohamed , Ruhi Sarikaya

Retrieval-Augmented Generation (RAG) improves factual accuracy by grounding responses in external knowledge. However, existing RAG methods either rely solely on text corpora and neglect structural knowledge, or build ad-hoc knowledge graphs…

Computation and Language · Computer Science 2025-10-21 Dingjun Wu , Yukun Yan , Zhenghao Liu , Zhiyuan Liu , Maosong Sun