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Related papers: Towards Question Answering over Large Semi-structu…

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Question answering (QA) over tables and text has gained much popularity over the years. Multi-hop table-text QA requires multiple hops between the table and text, making it a challenging QA task. Although several works have attempted to…

Computation and Language · Computer Science 2024-10-02 Jayetri Bardhan , Bushi Xiao , Daisy Zhe Wang

Over the last twenty years, significant progress has been made in designing and implementing Question Answering (QA) systems. However, addressing complex questions, the answers to which are spread across multiple documents, remains a…

Computation and Language · Computer Science 2026-02-26 Sourav Saha , Dwaipayan Roy , Mandar Mitra

Large Language Models (LLMs) have achieved strong performance in question answering and retrieval-augmented generation (RAG), yet they implicitly assume that user queries are fully specified and answerable. In real-world settings, queries…

Computation and Language · Computer Science 2026-04-07 Madhav S Baidya

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

Efficient querying and analysis of large tabular datasets remain significant challenges, especially for users without expertise in programming languages like SQL. Text-to-SQL approaches have shown promising performance on benchmark data;…

Databases · Computer Science 2025-08-27 Yipeng Zhang , Chen Wang , Yuzhe Zhang , Jacky Jiang

Open-domain table question answering aims to provide answers to a question by retrieving and extracting information from a large collection of tables. Existing studies of open-domain table QA either directly adopt text retrieval methods or…

Computation and Language · Computer Science 2023-09-20 Nengzheng Jin , Dongfang Li , Junying Chen , Joanna Siebert , Qingcai Chen

Tables stored in databases and tables which are present in web pages and articles account for a large part of semi-structured data that is available on the internet. It then becomes pertinent to develop a modeling approach with large…

Computation and Language · Computer Science 2023-10-03 Soumajyoti Sarkar , Leonard Lausen

Transforming unstructured text into structured data is a complex task, requiring semantic understanding, reasoning, and structural comprehension. While Large Language Models (LLMs) offer potential, they often struggle with handling…

Computation and Language · Computer Science 2025-08-13 Rajmohan C , Sarthak Harne , Arvind Agarwal

Large Language Models (LLMs) struggle with multi-step reasoning over structured tables. The primary reason is the lack of explicit supervision for intermediate reasoning states. Existing learned reward models or executor-based verifiers are…

Artificial Intelligence · Computer Science 2026-05-19 Tung Sum Thomas Kwok , Xinyu Wang , Hengzhi He , Xiaofeng Lin , Peng Lu , Liheng Ma , Chunhe Wang , Chun Ho Mak , Yuyu Luo , Ying Nian Wu , Lei Ding , Guang Cheng

Recent breakthroughs in large language modeling have facilitated rigorous exploration of their application in diverse tasks related to tabular data modeling, such as prediction, tabular data synthesis, question answering, and table…

The advent of Large Language Models (LLMs) has significantly advanced web-based Question Answering (QA) systems over semi-structured content, raising questions about the continued utility of knowledge extraction for question answering. This…

Knowledge Graph Question Answering (KGQA) systems are based on machine learning algorithms, requiring thousands of question-answer pairs as training examples or natural language processing pipelines that need module fine-tuning. In this…

Artificial Intelligence · Computer Science 2022-02-03 Daniel Vollmers , Rricha Jalota , Diego Moussallem , Hardik Topiwala , Axel-Cyrille Ngonga Ngomo , Ricardo Usbeck

Discrete reasoning over table-text documents (e.g., financial reports) gains increasing attention in recent two years. Existing works mostly simplify this challenge by manually selecting and transforming document pages to structured tables…

Computation and Language · Computer Science 2024-02-23 Fengbin Zhu , Chao Wang , Fuli Feng , Zifeng Ren , Moxin Li , Tat-Seng Chua

When answering complex questions, people can seamlessly combine information from visual, textual and tabular sources. While interest in models that reason over multiple pieces of evidence has surged in recent years, there has been…

Computation and Language · Computer Science 2021-04-14 Alon Talmor , Ori Yoran , Amnon Catav , Dan Lahav , Yizhong Wang , Akari Asai , Gabriel Ilharco , Hannaneh Hajishirzi , Jonathan Berant

Table Structure Recognition (TSR) requires the logical reasoning ability of large language models (LLMs) to handle complex table layouts, but current datasets are limited in scale and quality, hindering effective use of this reasoning…

Databases · Computer Science 2026-04-16 Ruilin Zhang , Kai Yang

Visual reasoning over structured data such as tables is a critical capability for modern vision-language models (VLMs), yet current benchmarks remain limited in scale, diversity, or reasoning depth, especially when it comes to rendered…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Boammani Aser Lompo , Marc Haraoui

Large language models (LLMs) demonstrate outstanding performance in various tasks in machine learning and have thus become one of the most important workloads in today's computing landscape. However, deploying LLM inference poses challenges…

Machine Learning · Computer Science 2024-06-21 Jungi Lee , Wonbeom Lee , Jaewoong Sim

With the breakthroughs in large language models (LLMs), query generation techniques that expand documents and queries with related terms are becoming increasingly popular in the information retrieval field. Such techniques have been shown…

Information Retrieval · Computer Science 2025-07-16 Adam Yang , Gustavo Penha , Enrico Palumbo , Hugues Bouchard

Question Answering (QA) is an important part of tasks like text classification through information gathering. These are finding increasing use in sectors like healthcare, customer support, legal services, etc., to collect and classify…

Computation and Language · Computer Science 2024-11-12 Priya Mishra , Suraj Racha , Kaustubh Ponkshe , Adit Akarsh , Ganesh Ramakrishnan

While advances in large language models (LLMs) have greatly improved the quality of synthetic text data in recent years, synthesizing tabular data has received relatively less attention. We address this disparity with Tabby, a simple but…