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Modern generative pre-trained language models excel at open-ended text generation, yet continue to underperform on structure-related tasks such as NER, relation extraction, and semantic role labeling, especially when compared to…

计算与语言 · 计算机科学 2025-12-23 Minho Lee , Junghyun Min , Yerang Kim , Woochul Lee , Yeonsoo Lee

Text-to-SQL translation enables non-expert users to query relational databases using natural language, with applications in education and business intelligence. This study evaluates three lightweight transformer models - T5-Small,…

计算与语言 · 计算机科学 2025-08-07 Chirag Seth , Utkarsh Singh

Semantic parsing, which converts natural language questions into logic forms, plays a crucial role in reasoning within structured environments. However, existing methods encounter two significant challenges: reliance on extensive manually…

计算与语言 · 计算机科学 2024-12-30 Xiang Huang , Jiayu Shen , Shanshan Huang , Sitao Cheng , Xiaxia Wang , Yuzhong Qu

Large language models (LLMs) are being increasingly tuned to power complex generation tasks such as writing, fact-seeking, querying and reasoning. Traditionally, human or model feedback for evaluating and further tuning LLM performance has…

计算与语言 · 计算机科学 2024-04-09 Yukti Makhija , Priyanka Agrawal , Rishi Saket , Aravindan Raghuveer

While utilizing syntactic tools such as parts-of-speech (POS) tagging has helped us understand sentence structures and their distribution across diverse corpora, it is quite complex and poses a challenge in natural language processing…

计算与语言 · 计算机科学 2025-12-15 Abhijeet Sahdev

Cross-Lingual Semantic Parsing (CLSP) aims to translate queries in multiple natural languages (NLs) into meaning representations (MRs) such as SQL, lambda calculus, and logic forms. However, existing CLSP models are separately proposed and…

计算与语言 · 计算机科学 2023-06-08 Yusen Zhang , Jun Wang , Zhiguo Wang , Rui Zhang

In natural language processing (NLP), text classification tasks are increasingly fine-grained, as datasets are fragmented into a larger number of classes that are more difficult to differentiate from one another. As a consequence, the…

计算与语言 · 计算机科学 2024-03-26 Munkhtulga Battogtokh , Yiwen Xing , Cosmin Davidescu , Alfie Abdul-Rahman , Michael Luck , Rita Borgo

Clinical problem-solving requires processing of semantic medical knowledge such as illness scripts and numerical medical knowledge of diagnostic tests for evidence-based decision-making. As large language models (LLMs) show promising…

Recent advances in LLM-based Text-to-SQL have achieved remarkable gains on public benchmarks such as BIRD and Spider. Yet, these systems struggle to scale in realistic enterprise settings with large, complex schemas, diverse SQL dialects,…

人工智能 · 计算机科学 2026-01-23 Asim Biswal , Chuan Lei , Xiao Qin , Aodong Li , Balakrishnan Narayanaswamy , Tim Kraska

Different from previous surveys in semantic parsing (Kamath and Das, 2018) and knowledge base question answering(KBQA)(Chakraborty et al., 2019; Zhu et al., 2019; Hoffner et al., 2017) we try to takes a different perspective on the study of…

计算与语言 · 计算机科学 2021-08-23 Pawan Kumar , Srikanta Bedathur

Large Language Model-based (LLM-based) Text-to-SQL methods have achieved important progress in generating SQL queries for real-world applications. When confronted with table content-aware questions in real-world scenarios, ambiguous data…

数据库 · 计算机科学 2025-11-07 Wenbo Xu , Liang Yan , Chuanyi Liu , Peiyi Han , Haifeng Zhu , Yong Xu , Yingwei Liang , Bob Zhang

Most recent research on Text-to-SQL semantic parsing relies on either parser itself or simple heuristic based approach to understand natural language query (NLQ). When synthesizing a SQL query, there is no explicit semantic information of…

计算与语言 · 计算机科学 2022-09-30 Jun Wang , Patrick Ng , Alexander Hanbo Li , Jiarong Jiang , Zhiguo Wang , Ramesh Nallapati , Bing Xiang , Sudipta Sengupta

Knowledge graphs use nodes, relationships, and properties to represent arbitrarily complex data. When stored in a graph database, the Cypher query language enables efficient modeling and querying of knowledge graphs. However, using Cypher…

机器学习 · 计算机科学 2024-12-16 Makbule Gulcin Ozsoy , Leila Messallem , Jon Besga , Gianandrea Minneci

The task of Text-to-SQL enables anyone to retrieve information from SQL databases using natural language. While this task has made substantial progress, the two primary evaluation metrics - Execution Accuracy (EXE) and Exact Set Matching…

计算与语言 · 计算机科学 2025-06-18 Benjamin G. Ascoli , Yasoda Sai Ram Kandikonda , Jinho D. Choi

It's a meaningful and attractive topic to build a general and inclusive segmentation model that can recognize more categories in various scenarios. A straightforward way is to combine the existing fragmented segmentation datasets and train…

计算机视觉与模式识别 · 计算机科学 2023-02-28 Qiang Zhou , Yuang Liu , Chaohui Yu , Jingliang Li , Zhibin Wang , Fan Wang

The digitization of documents allows for wider accessibility and reproducibility. While automatic digitization of document layout and text content has been a long-standing focus of research, this problem in regard to graphical elements,…

计算机视觉与模式识别 · 计算机科学 2023-07-06 Omar Moured , Jiaming Zhang , Alina Roitberg , Thorsten Schwarz , Rainer Stiefelhagen

Electronic medical records (EMRs) are stored in relational databases. It can be challenging to access the required information if the user is unfamiliar with the database schema or general database fundamentals. Hence, researchers have…

计算与语言 · 计算机科学 2023-03-24 Richard Tarbell , Kim-Kwang Raymond Choo , Glenn Dietrich , Anthony Rios

The ability of large language models (LLMs) to interpret visual representations of data is crucial for advancing their application in data analysis and decision-making processes. This paper presents a novel synthetic dataset designed to…

计算与语言 · 计算机科学 2024-09-05 Aneta Pawelec , Victoria Sara Wesołowska , Zuzanna Bączek , Piotr Sankowski

Text-to-SQL parsing and end-to-end question answering (E2E TQA) are two main approaches for Table-based Question Answering task. Despite success on multiple benchmarks, they have yet to be compared and their synergy remains unexplored. In…

计算与语言 · 计算机科学 2024-10-01 Siyue Zhang , Anh Tuan Luu , Chen Zhao

Real-world enterprise text-to-SQL workflows often involve complex cloud or local data across various database systems, multiple SQL queries in various dialects, and diverse operations from data transformation to analytics. We introduce…