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Related papers: Integrating SPARQL and LLMs for Question Answering…

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Knowledge-based conversational question answering (KBCQA) confronts persistent challenges in resolving coreference, modeling contextual dependencies, and executing complex logical reasoning. Existing approaches often suffer from…

Computation and Language · Computer Science 2026-05-27 Hao Wang , Jialun Zhong , Changcheng Wang , Zhujun Nie , Zheng Li , Shunyu Yao , Yanzeng Li , Xinchi Li

The evaluation of Question Answering (QA) systems over Knowledge Graphs has historically suffered from fragmentation, inconsistency, and limited reproducibility. While significant progress has been made in semantic parsing and SPARQL query…

Information Retrieval · Computer Science 2026-05-01 Yousouf Taghzouti , Tao Jiang , Camille Juigné , Benjamin Navet , Fabien Gandon , Franck Michel , Louis-Felix Nothias

Recent advances in multimodal question answering have primarily focused on combining heterogeneous modalities or fine-tuning multimodal large language models. While these approaches have shown strong performance, they often rely on a…

Computation and Language · Computer Science 2026-04-22 Krishna Singh Rajput , Tejas Anvekar , Chitta Baral , Vivek Gupta

Large Language Models (LLMs) excel in many natural language processing tasks but often exhibit factual inconsistencies in knowledge-intensive settings. Integrating external knowledge resources, particularly knowledge graphs (KGs), provides…

Computation and Language · Computer Science 2026-02-17 Shuai Wang , Yinan Yu

Spoken Question-Answering (SQA) is a core capability for useful and interactive artificial intelligence systems. Recently, several speech-language models (SpeechLMs) have been released with a specific focus on improving their SQA…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-27 Vishaal Udandarao , Zhiyun Lu , Xuankai Chang , Yongqiang Wang , Violet Z. Yao , Albin Madapally Jose , Fartash Faghri , Josh Gardner , Chung-Cheng Chiu

Question Answering (QA), as a research field, has primarily focused on either knowledge bases (KBs) or free text as a source of knowledge. These two sources have historically shaped the kinds of questions that are asked over these sources,…

Computation and Language · Computer Science 2019-02-26 Igor Labutov , Bishan Yang , Anusha Prakash , Amos Azaria

Most existing Knowledge Graph Question Answering (KGQA) approaches are designed for a specific KG, such as Wikidata, DBpedia or Freebase. Due to the heterogeneity of the underlying graph schema, topology and assertions, most KGQA systems…

Computation and Language · Computer Science 2025-02-07 Longquan Jiang , Junbo Huang , Cedric Möller , Ricardo Usbeck

Knowledgebase question answering systems are heavily dependent on relation extraction and linking modules. However, the task of extracting and linking relations from text to knowledgebases faces two primary challenges; the ambiguity of…

Linked Data Fragments (LDFs) refer to Web interfaces that allow for accessing and querying Knowledge Graphs on the Web. These interfaces, such as SPARQL endpoints or Triple Pattern Fragment servers, differ in the SPARQL expressions they can…

Databases · Computer Science 2021-03-01 Lars Heling , Maribel Acosta

Prior work in standardized science exams requires support from large text corpus, such as targeted science corpus fromWikipedia or SimpleWikipedia. However, retrieving knowledge from the large corpus is time-consuming and questions embedded…

Artificial Intelligence · Computer Science 2020-04-28 Xinyue Zheng , Peng Wang , Qigang Wang , Zhongchao Shi

The complexities of table structures and question logic make table-based question answering (TQA) tasks challenging for Large Language Models (LLMs), often requiring task simplification before solving. This paper reveals that the reasoning…

Computation and Language · Computer Science 2025-04-22 Ruya Jiang , Chun Wang , Weihong Deng

Question Answering (QA) is one of the most important natural language processing (NLP) tasks. It aims using NLP technologies to generate a corresponding answer to a given question based on the massive unstructured corpus. With the…

Computation and Language · Computer Science 2022-07-01 Zhen Wang

Table Question Answering (TQA) presents a substantial challenge at the intersection of natural language processing and data analytics. This task involves answering natural language (NL) questions on top of tabular data, demanding…

Databases · Computer Science 2023-10-03 Yunjia Zhang , Jordan Henkel , Avrilia Floratou , Joyce Cahoon , Shaleen Deep , Jignesh M. Patel

This paper proposes the creation of a Swahili Question Answering (QA) benchmark dataset, aimed at addressing the underrepresentation of Swahili in natural language processing (NLP). Drawing from established benchmarks like SQuAD, GLUE,…

Computation and Language · Computer Science 2024-10-21 Alfred Malengo Kondoro

Link Traversal-based Query Processing (ltqp), in which a sparql query is evaluated over a web of documents rather than a single dataset, is often seen as a theoretically interesting yet impractical technique. However, in a time where the…

Databases · Computer Science 2023-03-28 Bart Bogaerts , Bas Ketsman , Younes Zeboudj , Heba Aamer , Ruben Taelman , Ruben Verborgh

Text-based Question Answering (QA) is a challenging task which aims at finding short concrete answers for users' questions. This line of research has been widely studied with information retrieval techniques and has received increasing…

Information Retrieval · Computer Science 2020-05-28 Zahra Abbasiantaeb , Saeedeh Momtazi

Knowledge base question answering (KBQA) aims to answer a question over a knowledge base (KB). Recently, a large number of studies focus on semantically or syntactically complicated questions. In this paper, we elaborately summarize the…

Computation and Language · Computer Science 2021-05-26 Yunshi Lan , Gaole He , Jinhao Jiang , Jing Jiang , Wayne Xin Zhao , Ji-Rong Wen

Question Answering (QA) systems are becoming the inspiring model for the future of search engines. While recently, underlying datasets for QA systems have been promoted from unstructured datasets to structured datasets with highly…

Information Retrieval · Computer Science 2016-02-17 Saeedeh Shekarpour , Denis Lukovnikov , Ashwini Jaya Kumar , Kemele Endris , Kuldeep Singh , Harsh Thakkar , Christoph Lange

Augmenting Large Language Models (LLMs) for Question Answering (QA) with domain specific data has attracted wide attention. However, domain data often exists in a hybrid format, including text and semi-structured tables, posing challenges…

Computation and Language · Computer Science 2024-04-10 Dehai Min , Nan Hu , Rihui Jin , Nuo Lin , Jiaoyan Chen , Yongrui Chen , Yu Li , Guilin Qi , Yun Li , Nijun Li , Qianren Wang

LLMs often fail to handle temporal knowledge conflicts--contradictions arising when facts evolve over time within their training data. Existing studies evaluate this phenomenon through benchmarks built on structured knowledge bases like…