English
Related papers

Related papers: A Hybrid Search for Complex Table Question Answeri…

200 papers

Large collections of tabular data from data lakes, web tables and open data portals often originate from heterogeneous sources, leading to representational inconsistencies. Understanding and organizing such repositories therefore remains a…

Databases · Computer Science 2026-05-27 Zhenyu Wu , Jiaoyan Chen , Norman W. Paton

Large Language Models (LLMs) have demonstrated immense advances in a wide range of natural language tasks. However, these models are susceptible to hallucinations and errors on particularly temporal understanding tasks involving multiple…

Computation and Language · Computer Science 2025-06-30 Alexandru Dumitru , V Venktesh , Adam Jatowt , Avishek Anand

Recent advances in large language models (LLMs) have propelled research in natural language interfaces to databases. However, most state-of-the-art text-to-SQL systems still depend on complex, multi-stage pipelines. This work proposes a…

Artificial Intelligence · Computer Science 2025-06-03 Fernando Granado , Roberto Lotufo , Jayr Pereira

Table question answering (TQA) focuses on answering questions based on tabular data. Developing TQA systems targets effective interaction with tabular data for tasks such as cell retrieval and data analysis. While recent work has leveraged…

Computation and Language · Computer Science 2025-11-12 Wei Zhou , Mohsen Mesgar , Heike Adel , Annemarie Friedrich

Reading comprehension models answer questions posed in natural language when provided with a short passage of text. They present an opportunity to address a long-standing challenge in data management: the extraction of structured data from…

Information Retrieval · Computer Science 2024-08-20 Qiming Wang , Raul Castro Fernandez

Large Language Models (LLMs) have shown remarkable ability in solving complex tasks, making them a promising tool for enhancing tabular learning. However, existing LLM-based methods suffer from high resource requirements, suboptimal…

Machine Learning · Computer Science 2025-05-12 Ruxue Shi , Hengrui Gu , Xu Shen , Xin Wang

Large reasoning models (LRMs) combined with retrieval-augmented generation (RAG) have enabled deep research agents capable of multi-step reasoning with external knowledge retrieval. However, we find that existing approaches rarely…

Artificial Intelligence · Computer Science 2026-05-26 Dayoon Ko , Jihyuk Kim , Haeju Park , Sohyeon Kim , Dahyun Lee , Yongrae Jo , Gunhee Kim , Moontae Lee , Kyungjae Lee

Information extraction from semi-structured webpages provides valuable long-tailed facts for augmenting knowledge graph. Relational Web tables are a critical component containing additional entities and attributes of rich and diverse…

Information Retrieval · Computer Science 2021-02-19 Daheng Wang , Prashant Shiralkar , Colin Lockard , Binxuan Huang , Xin Luna Dong , Meng Jiang

LLMs have shown impressive progress in natural language processing. However, they still face significant challenges in TableQA, where real-world complexities such as diverse table structures, multilingual data, and domain-specific reasoning…

Computation and Language · Computer Science 2025-09-23 Junnan Zhu , Jingyi Wang , Bohan Yu , Xiaoyu Wu , Junbo Li , Lei Wang , Nan Xu

A myriad of different Large Language Models (LLMs) face a common challenge in contextually analyzing table question-answering tasks. These challenges are engendered from (1) finite context windows for large tables, (2) multi-faceted…

Artificial Intelligence · Computer Science 2024-06-18 William Watson , Nicole Cho , Tucker Balch , Manuela Veloso

This paper surveys the development of large language model (LLM)-based agents for question answering (QA). Traditional agents face significant limitations, including substantial data requirements and difficulty in generalizing to new…

Computation and Language · Computer Science 2025-03-26 Murong Yue

As data retrieval demands become increasingly complex, traditional search methods often fall short in addressing nuanced and conceptual queries. Vector similarity search has emerged as a promising technique for finding semantically similar…

Artificial Intelligence · Computer Science 2024-12-31 Md Riyadh , Muqi Li , Felix Haryanto Lie , Jia Long Loh , Haotian Mi , Sayam Bohra

In talent management systems, critical information often resides in complex tabular formats, presenting significant retrieval challenges for conventional language models. These challenges are pronounced when processing Talent documentation…

Artificial Intelligence · Computer Science 2025-07-02 Varun Mannam , Fang Wang , Chaochun Liu , Xin Chen

Temporal tabular question answering presents a significant challenge for Large Language Models (LLMs), requiring robust reasoning over structured data, which is a task where traditional prompting methods often fall short. These methods face…

Computation and Language · Computer Science 2025-06-09 Atharv Kulkarni , Kushagra Dixit , Vivek Srikumar , Dan Roth , Vivek Gupta

We study LLMs for tabular prediction with mixed text, numeric, and categorical fields. We introduce TabGemma, a schema-agnostic in-context learner that treats rows as sequences and tackles two practical hurdles when adapting pretrained LLMs…

Machine Learning · Computer Science 2025-11-06 Günther Schindler , Maximilian Schambach , Michael Medek , Sam Thelin

Tabular question answering (TQA) presents a challenging setting for neural systems by requiring joint reasoning of natural language with large amounts of semi-structured data. Unlike humans who use programmatic tools like filters to…

Machine Learning · Computer Science 2023-03-20 Carlos Gemmell , Jeffrey Dalton

Information extraction from copy-heavy documents, characterized by massive volumes of structurally similar content, represents a critical yet understudied challenge in enterprise document processing. We present a systematic framework that…

Computation and Language · Computer Science 2025-10-14 Zilong Wang , Xiaoyu Shen

Large Language Models (LLMs) frequently hallucinate to long-form questions, producing plausible yet factually incorrect answers. A common mitigation strategy is to provide attribution to LLM outputs. However, existing benchmarks primarily…

Computation and Language · Computer Science 2025-10-09 Yitao Long , Tiansheng Hu , Yilun Zhao , Arman Cohan , Chen Zhao

Large language models (LLMs) achieve optimal utility when their responses are grounded in external knowledge sources. However, real-world documents, such as annual reports, scientific papers, and clinical guidelines, frequently combine…

Information Retrieval · Computer Science 2025-12-17 Chi Zhang , Qiyang Chen , Mengqi Zhang

With recent advancements in Large Language Models (LLMs) and growing interest in retrieval-augmented generation (RAG), the ability to understand table structures has become increasingly important. This is especially critical in financial…

Computation and Language · Computer Science 2025-05-26 Hayato Aida , Kosuke Takahashi , Takahiro Omi