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Related papers: Content-Based Table Retrieval for Web Queries

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Tables extracted from web documents can be used to directly answer many web search queries. Previous works on question answering (QA) using web tables have focused on factoid queries, i.e., those answerable with a short string like person…

Information Retrieval · Computer Science 2020-01-13 Kaushik Chakrabarti , Zhimin Chen , Siamak Shakeri , Guihong Cao

Many sorts of structured data are commonly stored in a multi-relational format of interrelated tables. Under this relational model, exploratory data analysis can be done by using relational queries. As an example, in the Internet Movie…

Databases · Computer Science 2009-07-01 Markus Ojala , Gemma C. Garriga , Aristides Gionis , Heikki Mannila

The web contains a vast corpus of HTML tables. They can be used to provide direct answers to many web queries. We focus on answering two classes of queries with those tables: those seeking lists of entities (e.g., `cities in california')…

Information Retrieval · Computer Science 2020-01-15 Kaushik Chakrabarti , Zhimin Chen , Siamak Shakeri , Guihong Cao , Surajit Chaudhuri

Thanks to information extraction and semantic Web efforts, search on unstructured text is increasingly refined using semantic annotations and structured knowledge bases. However, most users cannot become familiar with the schema of…

Information Retrieval · Computer Science 2012-12-27 Uma Sawant , Soumen Chakrabarti

Indexing the Web is becoming a laborious task for search engines as the Web exponentially grows in size and distribution. Presently, the most effective known approach to overcome this problem is the use of focused crawlers. A focused…

Information Retrieval · Computer Science 2015-10-02 Ali Seyfi

Recent work in semantic parsing for question answering has focused on long and complicated questions, many of which would seem unnatural if asked in a normal conversation between two humans. In an effort to explore a conversational QA…

Computation and Language · Computer Science 2016-11-07 Mohit Iyyer , Wen-tau Yih , Ming-Wei Chang

In this report, we unify two quite distinct approaches to information retrieval: region models and language models. Region models were developed for structured document retrieval. They provide a well-defined behaviour as well as a simple…

Information Retrieval · Computer Science 2012-05-02 Djoerd Hiemstra , Vojkan Mihajlovic

Tables are everywhere, from scientific journals, papers, websites, and newspapers all the way to items we buy at the supermarket. Detecting them is thus of utmost importance to automatically understanding the content of a document. The…

Computer Vision and Pattern Recognition · Computer Science 2022-11-17 Mahmoud Kasem , Abdelrahman Abdallah , Alexander Berendeyev , Ebrahem Elkady , Mahmoud Abdalla , Mohamed Mahmoud , Mohamed Hamada , Daniyar Nurseitov , Islam Taj-Eddin

Recent advancements in language models (LMs) have notably enhanced their ability to reason with tabular data, primarily through program-aided mechanisms that manipulate and analyze tables. However, these methods often require the entire…

Tackling the information retrieval gap between non-technical database end-users and those with the knowledge of formal query languages has been an interesting area of data management and analytics research. The use of natural language…

Information Retrieval · Computer Science 2020-09-29 Chantal Montgomery , Haruna Isah , Farhana Zulkernine

A hidden database refers to a dataset that an organization makes accessible on the web by allowing users to issue queries through a search interface. In other words, data acquisition from such a source is not by following static…

Databases · Computer Science 2012-08-02 Cheng Sheng , Nan Zhang , Yufei Tao , Xin Jin

Tabular data analysis is crucial in various fields, and large language models show promise in this area. However, current research mostly focuses on rudimentary tasks like Text2SQL and TableQA, neglecting advanced analysis like forecasting…

Computation and Language · Computer Science 2023-12-22 Xinyi He , Mengyu Zhou , Xinrun Xu , Xiaojun Ma , Rui Ding , Lun Du , Yan Gao , Ran Jia , Xu Chen , Shi Han , Zejian Yuan , Dongmei Zhang

Existing neural relevance models do not give enough consideration for query and item context information which diversifies the search results to adapt for personal preference. To bridge this gap, this paper presents a neural learning…

Information Retrieval · Computer Science 2023-09-12 Deguang Kong , Daniel Zhou , Zhiheng Huang , Steph Sigalas

Relevant information in documents is often summarized in tables, helping the reader to identify useful facts. Most benchmark datasets support either document layout analysis or table understanding, but lack in providing data to apply both…

Computation and Language · Computer Science 2023-02-14 Andrea Gemelli , Emanuele Vivoli , Simone Marinai

The growing proliferation of customized and pretrained generative models has made it infeasible for a user to be fully cognizant of every model in existence. To address this need, we introduce the task of content-based model search: given a…

Computer Vision and Pattern Recognition · Computer Science 2023-10-25 Daohan Lu , Sheng-Yu Wang , Nupur Kumari , Rohan Agarwal , Mia Tang , David Bau , Jun-Yan Zhu

The extraction and use of diverse knowledge from numerous documents is a pressing challenge in intelligent information retrieval. Documents contain elements that require different recognition methods. Table recognition typically consists of…

Computer Vision and Pattern Recognition · Computer Science 2025-12-25 Takaya Kawakatsu

In this paper, we observe that semi-structured tabulated text is ubiquitous; understanding them requires not only comprehending the meaning of text fragments, but also implicit relationships between them. We argue that such data can prove…

Computation and Language · Computer Science 2020-05-14 Vivek Gupta , Maitrey Mehta , Pegah Nokhiz , Vivek Srikumar

Text embedding representing natural language documents in a semantic vector space can be used for document retrieval using nearest neighbor lookup. In order to study the feasibility of neural models specialized for retrieval in a…

Information Retrieval · Computer Science 2019-05-03 Tolgahan Cakaloglu , Christian Szegedy , Xiaowei Xu

The web contains countless semi-structured websites, which can be a rich source of information for populating knowledge bases. Existing methods for extracting relations from the DOM trees of semi-structured webpages can achieve high…

Artificial Intelligence · Computer Science 2018-04-13 Colin Lockard , Xin Luna Dong , Arash Einolghozati , Prashant Shiralkar

Increasingly, keyword, natural language and NoSQL queries are being used for information retrieval from traditional as well as non-traditional databases such as web, document, image, GIS, legal, and health databases. While their popularity…

Databases · Computer Science 2017-04-03 Hasan M. Jamil