Search Results for author: Feifei Pan

Found 6 papers, 3 papers with code

End-to-End Table Question Answering via Retrieval-Augmented Generation

no code implementations30 Mar 2022 Feifei Pan, Mustafa Canim, Michael Glass, Alfio Gliozzo, James Hendler

Most existing end-to-end Table Question Answering (Table QA) models consist of a two-stage framework with a retriever to select relevant table candidates from a corpus and a reader to locate the correct answers from table candidates.

Information Retrieval Question Answering +1

Multi-Row, Multi-Span Distant Supervision For Table+Text Question

no code implementations14 Dec 2021 Vishwajeet Kumar, Yash Gupta, Saneem Chemmengath, Jaydeep Sen, Soumen Chakrabarti, Samarth Bharadwaj, Feifei Pan

Question answering (QA) over tables and linked text, also called TextTableQA, has witnessed significant research in recent years, as tables are often found embedded in documents along with related text.

Question Answering Reading Comprehension

CLTR: An End-to-End, Transformer-Based System for Cell-Level Table Retrieval and Table Question Answering

no code implementations ACL 2021 Feifei Pan, Mustafa Canim, Michael Glass, Alfio Gliozzo, Peter Fox

We present the first end-to-end, transformer-based table question answering (QA) system that takes natural language questions and massive table corpora as inputs to retrieve the most relevant tables and locate the correct table cells to answer the question.

Question Answering Table Retrieval

CLTR: An End-to-End, Transformer-Based System for Cell Level Table Retrieval and Table Question Answering

1 code implementation8 Jun 2021 Feifei Pan, Mustafa Canim, Michael Glass, Alfio Gliozzo, Peter Fox

We present the first end-to-end, transformer-based table question answering (QA) system that takes natural language questions and massive table corpus as inputs to retrieve the most relevant tables and locate the correct table cells to answer the question.

Question Answering Table Retrieval

Capturing Row and Column Semantics in Transformer Based Question Answering over Tables

1 code implementation NAACL 2021 Michael Glass, Mustafa Canim, Alfio Gliozzo, Saneem Chemmengath, Vishwajeet Kumar, Rishav Chakravarti, Avi Sil, Feifei Pan, Samarth Bharadwaj, Nicolas Rodolfo Fauceglia

While this model yields extremely high accuracy at finding cell values on recent benchmarks, a second model we propose, called RCI representation, provides a significant efficiency advantage for online QA systems over tables by materializing embeddings for existing tables.

Question Answering

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