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While Temporal Logic provides a rigorous verification framework for robotics, it typically operates on trajectory-level signals and does not natively represent the object-centric geometric relations that are central to manipulation.…

机器人学 · 计算机科学 2026-03-25 Licheng Luo , Kaier Liang , Yu Xia , Mingyu Cai

Traditional sequence-to-sequence (seq2seq) models and other variations of the attention-mechanism such as hierarchical attention have been applied to the text summarization problem. Though there is a hierarchy in the way humans use language…

机器学习 · 计算机科学 2019-11-04 Rajeev Bhatt Ambati , Saptarashmi Bandyopadhyay , Prasenjit Mitra

Text classification is a primary task in natural language processing (NLP). Recently, graph neural networks (GNNs) have developed rapidly and been applied to text classification tasks. As a special kind of graph data, the tree has a simpler…

计算与语言 · 计算机科学 2022-08-23 Chong Zhang , He Zhu , Xingyu Peng , Junran Wu , Ke Xu

Converting text into the structured query language (Text2SQL) is a research hotspot in the field of natural language processing (NLP), which has broad application prospects. In the era of big data, the use of databases has penetrated all…

计算与语言 · 计算机科学 2023-05-19 Ran Shen , Gang Sun , Hao Shen , Yiling Li , Liangfeng Jin , Han Jiang

Recently, neural networks have shown promising results on Document-level Aspect Sentiment Classification (DASC). However, these approaches often offer little transparency w.r.t. their inner working mechanisms and lack interpretability. In…

计算与语言 · 计算机科学 2019-10-22 Jingjing Wang , Changlong Sun , Shoushan Li , Jiancheng Wang , Luo Si , Min Zhang , Xiaozhong Liu , Guodong Zhou

The Natural Language to SQL (NL2SQL) technique is used to convert natural language queries into executable SQL statements. Typically, slot-filling is employed as a classification method for multi-task cases to achieve this goal. However,…

计算与语言 · 计算机科学 2023-09-19 Chenduo Hao , Xu Zhang

Cross-modal retrieval between videos and texts has attracted growing attentions due to the rapid emergence of videos on the web. The current dominant approach for this problem is to learn a joint embedding space to measure cross-modal…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Shizhe Chen , Yida Zhao , Qin Jin , Qi Wu

Recent advancements in Text-to-SQL have pushed database management systems towards greater democratization of data access. Today's language models are at the core of these advancements. They enable impressive Text-to-SQL generation as…

计算与语言 · 计算机科学 2024-06-19 Karime Maamari , Amine Mhedhbi

Text-to-SQL parsing tackles the problem of mapping natural language questions to executable SQL queries. In practice, text-to-SQL parsers often encounter various challenging scenarios, requiring them to be generalizable and robust. While…

计算与语言 · 计算机科学 2022-10-25 Chang Gao , Bowen Li , Wenxuan Zhang , Wai Lam , Binhua Li , Fei Huang , Luo Si , Yongbin Li

We present a generative model to map natural language questions into SQL queries. Existing neural network based approaches typically generate a SQL query word-by-word, however, a large portion of the generated results are incorrect or not…

计算与语言 · 计算机科学 2018-04-24 Yibo Sun , Duyu Tang , Nan Duan , Jianshu Ji , Guihong Cao , Xiaocheng Feng , Bing Qin , Ting Liu , Ming Zhou

Recent LLM-based Text-to-SQL methods usually suffer from significant performance degradation on "huge" databases and complex user questions that require multi-step reasoning. Moreover, most existing methods neglect the crucial significance…

计算与语言 · 计算机科学 2025-03-19 Bing Wang , Changyu Ren , Jian Yang , Xinnian Liang , Jiaqi Bai , LinZheng Chai , Zhao Yan , Qian-Wen Zhang , Di Yin , Xing Sun , Zhoujun Li

Task oriented dialog systems typically first parse user utterances to semantic frames comprised of intents and slots. Previous work on task oriented intent and slot-filling work has been restricted to one intent per query and one slot label…

计算与语言 · 计算机科学 2018-10-19 Sonal Gupta , Rushin Shah , Mrinal Mohit , Anuj Kumar , Mike Lewis

Text-to-SQL, which enables natural language interaction with databases, serves as a pivotal method across diverse industries. With new, more powerful large language models (LLMs) emerging every few months, fine-tuning has become incredibly…

数据库 · 计算机科学 2025-06-17 Boyan Li , Jiayi Zhang , Ju Fan , Yanwei Xu , Chong Chen , Nan Tang , Yuyu Luo

Natural Language to SQL (NL2SQL) has emerged as a critical task for enabling seamless interaction with databases. Recent advancements in Large Language Models (LLMs) have demonstrated remarkable performance in this domain. However, existing…

计算与语言 · 计算机科学 2025-04-04 Weibin Liao , Xin Gao , Tianyu Jia , Rihong Qiu , Yifan Zhu , Yang Lin , Xu Chu , Junfeng Zhao , Yasha Wang

In tackling the challenges of large language model (LLM) performance for Text-to-SQL tasks, we introduce CHASE-SQL, a new framework that employs innovative strategies, using test-time compute in multi-agent modeling to improve candidate…

Many important classification problems in the real-world consist of a large number of closely related categories in a hierarchical structure or taxonomy. Hierarchical multi-label text classification (HMTC) with higher accuracy over large…

计算与语言 · 计算机科学 2022-04-19 Pengfei Gao , Jingpeng Zhao , Yinglong Ma , Ahmad Tanvir , Beihong Jin

Focus in Explainable AI is shifting from explanations defined in terms of low-level elements, such as input features, to explanations encoded in terms of interpretable concepts learned from data. How to reliably acquire such concepts is,…

机器学习 · 计算机科学 2023-09-15 Emanuele Marconato , Andrea Passerini , Stefano Teso

Document-level discourse parsing, in accordance with the Rhetorical Structure Theory (RST), remains notoriously challenging. Challenges include the deep structure of document-level discourse trees, the requirement of subtle semantic…

计算与语言 · 计算机科学 2020-12-22 Ke Shi , Zhengyuan Liu , Nancy F. Chen

Effective Service Function Chain (SFC) provisioning requires precise orchestration in dynamic and latency-sensitive networks. Reinforcement Learning (RL) improves adaptability but often ignores structured domain knowledge, which limits…

网络与互联网体系结构 · 计算机科学 2026-01-27 Xinyu Zhu , Parisa Fard Moshiri , Poonam Lohan , Burak Kantarci , Emil Janulewicz

Text-to-SQL aims to translate natural language queries into SQL statements. Existing methods typically follow a pipeline of pre-processing, schema linking, candidate SQL generation, SQL alignment, and target SQL selection. However, these…

数据库 · 计算机科学 2026-03-17 Qin Wang , Youhuan Li , Suixi Lin , Zhuo Tang , Kenli Li , Peng Peng , Quanqing Xu , Chuanhui Yang