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Table Question Answering (TableQA) enables natural language interaction with structured tabular data. However, existing large language model (LLM) approaches face critical limitations: context length constraints that restrict data handling…

Artificial Intelligence · Computer Science 2026-03-11 Tong Wang , Chi Jin , Yongkang Chen , Huan Deng , Xiaohui Kuang , Gang Zhao

How to better evaluate the capabilities of Large Language Models (LLMs) is the focal point and hot topic in current LLMs research. Previous work has noted that due to the extremely high cost of iterative updates of LLMs, they are often…

Computation and Language · Computer Science 2024-03-05 Zhikun Xu , Yinghui Li , Ruixue Ding , Xinyu Wang , Boli Chen , Yong Jiang , Hai-Tao Zheng , Wenlian Lu , Pengjun Xie , Fei Huang

Large language models (LLMs) excel at many general-purpose natural language processing tasks. However, their ability to perform deep reasoning and mathematical analysis, particularly for complex tasks as required in cryptography, remains…

Cryptography and Security · Computer Science 2025-12-03 Mayar Elfares , Pascal Reisert , Tilman Dietz , Manpa Barman , Ahmed Zaki , Ralf Küsters , Andreas Bulling

Tabular data provide answers to a significant portion of search queries. However, reciting an entire result table is impractical in conversational search systems. We propose to generate natural language summaries as answers to describe the…

Information Retrieval · Computer Science 2020-07-13 Shuo Zhang , Zhuyun Dai , Krisztian Balog , Jamie Callan

One of the challenges in large-scale information retrieval (IR) is to develop fine-grained and domain-specific methods to answer natural language questions. Despite the availability of numerous sources and datasets for answer retrieval,…

Computation and Language · Computer Science 2019-11-28 Asma Ben Abacha , Dina Demner-Fushman

The question answering system can answer questions from various fields and forms with deep neural networks, but it still lacks effective ways when facing multiple evidences. We introduce a new model called SRQA, which means Synthetic Reader…

Computation and Language · Computer Science 2020-09-04 Jiuniu Wang , Wenjia Xu , Xingyu Fu , Yang Wei , Li Jin , Ziyan Chen , Guangluan Xu , Yirong Wu

In this paper, we present the mQA model, which is able to answer questions about the content of an image. The answer can be a sentence, a phrase or a single word. Our model contains four components: a Long Short-Term Memory (LSTM) to…

Computer Vision and Pattern Recognition · Computer Science 2015-11-04 Haoyuan Gao , Junhua Mao , Jie Zhou , Zhiheng Huang , Lei Wang , Wei Xu

Retrieval-augmented question-answering systems combine retrieval techniques with large language models to provide answers that are more accurate and informative. Many existing toolkits allow users to quickly build such systems using…

Computation and Language · Computer Science 2024-03-05 Xiao Yu , Yunan Lu , Zhou Yu

The ability of reasoning over evidence has received increasing attention in question answering (QA). Recently, natural language database (NLDB) conducts complex QA in knowledge base with textual evidences rather than structured…

Computation and Language · Computer Science 2022-10-18 Minjun Zhu , Yixuan Weng , Shizhu He , Kang Liu , Jun Zhao

Question answering and conversational systems are often baffled and need help clarifying certain ambiguities. However, limitations of existing datasets hinder the development of large-scale models capable of generating and utilising…

Computation and Language · Computer Science 2020-06-12 Vaibhav Kumar , Alan W. black

The field of Question Answering (QA) has made remarkable progress in recent years, thanks to the advent of large pre-trained language models, newer realistic benchmark datasets with leaderboards, and novel algorithms for key components such…

As language models are adopted by a more sophisticated and diverse set of users, the importance of guaranteeing that they provide factually correct information supported by verifiable sources is critical across fields of study. This is…

Computation and Language · Computer Science 2024-04-03 Chaitanya Malaviya , Subin Lee , Sihao Chen , Elizabeth Sieber , Mark Yatskar , Dan Roth

Retrieval-Augmented Generation (RAG) is a cornerstone of modern question answering (QA) systems, enabling grounded answers based on external knowledge. Although recent progress has been driven by open-domain datasets, enterprise QA systems…

Artificial Intelligence · Computer Science 2025-05-14 Dvir Cohen , Lin Burg , Sviatoslav Pykhnivskyi , Hagit Gur , Stanislav Kovynov , Olga Atzmon , Gilad Barkan

Table Question Answering (Table QA) in real-world settings must operate over both structured databases and semi-structured tables containing textual fields. However, existing benchmarks are tied to fixed data formats and have not…

Computation and Language · Computer Science 2026-02-10 Yue Zhang , Seiji Maekawa , Nikita Bhutani

For large language models (LLMs) to be effective in the financial domain -- where each decision can have a significant impact -- it is necessary to investigate realistic tasks and data. Financial professionals often interact with documents…

Computation and Language · Computer Science 2025-10-28 Varshini Reddy , Rik Koncel-Kedziorski , Viet Dac Lai , Michael Krumdick , Charles Lovering , Chris Tanner

A conventional approach to entity linking is to first find mentions in a given document and then infer their underlying entities in the knowledge base. A well-known limitation of this approach is that it requires finding mentions without…

Computation and Language · Computer Science 2022-03-09 Wenzheng Zhang , Wenyue Hua , Karl Stratos

Search engines based on keyword retrieval can no longer adapt to the way of information acquisition in the era of intelligent Internet of Things due to the return of keyword related Internet pages. How to quickly, accurately and effectively…

Computation and Language · Computer Science 2022-01-03 Gaochen Wu , Bin Xu , Yuxin Qin , Yang Liu , Lingyu Liu , Ziwei 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

We develop a unified system to answer directly from text open-domain questions that may require a varying number of retrieval steps. We employ a single multi-task transformer model to perform all the necessary subtasks -- retrieving…

Computation and Language · Computer Science 2021-11-01 Peng Qi , Haejun Lee , Oghenetegiri "TG" Sido , Christopher D. Manning

Reading comprehension by machine has been widely studied, but machine comprehension of spoken content is still a less investigated problem. In this paper, we release Open-Domain Spoken Question Answering Dataset (ODSQA) with more than three…

Computation and Language · Computer Science 2018-08-08 Chia-Hsuan Lee , Shang-Ming Wang , Huan-Cheng Chang , Hung-Yi Lee