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Learned clauses minimization (LCM) let to performance improvements of modern SAT solvers especially in solving hard SAT instances. Despite the success of LCM approaches in sequential solvers, they are not widely incorporated in parallel SAT…

数据结构与算法 · 计算机科学 2019-08-06 Marc Hartung , Florian Schintke

Parallel sentence extraction is a task addressing the data sparsity problem found in multilingual natural language processing applications. We propose an end-to-end deep neural network approach to detect translational equivalence between…

计算与语言 · 计算机科学 2017-09-29 Francis Grégoire , Philippe Langlais

Large language models revolutionize Text2SQL through supervised fine-tuning, yet a crucial limitation is overlooked: the complexity of databases leads to an increased context length, consequently resulting in higher GPU memory demands for…

数据库 · 计算机科学 2024-10-16 Wen Wuzhenghong , Zhang Yongpan , Pan Su , Sun Yuwei , Lu Pengwei , Ding Cheng

Recent divide-and-conquer reasoning approaches, particularly those based on Chain-of-Thought (CoT), have substantially improved the Text-to-SQL capabilities of Large Language Models (LLMs). However, when applied to complex enterprise…

计算与语言 · 计算机科学 2025-11-27 Zhifeng Hao , Qibin Song , Ruichu Cai , Boyan Xu

In this work, we focus on two crucial components in the cross-domain text-to-SQL semantic parsing task: schema linking and value filling. To encourage the model to learn better encoding ability, we propose a column selection auxiliary task…

计算与语言 · 计算机科学 2021-06-18 Peng Shi , Tao Yu , Patrick Ng , Zhiguo Wang

Parallel SAT solvers are becoming mainstream. Their performance has made them win the past two SAT competitions consecutively and are in the limelight of research and industry. The problem is that it is not known exactly what is needed to…

分布式、并行与集群计算 · 计算机科学 2013-09-13 Roberto Asín , Juan Olate , Leo Ferres

Conventional text-to-SQL parsers are not good at synthesizing complex SQL queries that involve multiple tables or columns, due to the challenges inherent in identifying the correct schema items and performing accurate alignment between…

计算与语言 · 计算机科学 2024-03-18 Yangjun Wu , Han Wang

Text-to-SQL is a task that converts a natural language question into a structured query language (SQL) to retrieve information from a database. Large language models (LLMs) work well in natural language generation tasks, but they are not…

计算与语言 · 计算机科学 2023-09-04 Chunxi Guo , Zhiliang Tian , Jintao Tang , Pancheng Wang , Zhihua Wen , Kang Yang , Ting Wang

Text-to-SQL systems translate natural language (NL) questions into SQL queries, enabling non-technical users to interact with structured data. While large language models (LLMs) have shown promising results on the text-to-SQL task, they…

计算与语言 · 计算机科学 2025-06-06 Yue Gong , Chuan Lei , Xiao Qin , Kapil Vaidya , Balakrishnan Narayanaswamy , Tim Kraska

Large Language Models (LLMs) have gained considerable notoriety in the field of natural language to SQL tasks (NL2SQL). In this study, we show how task decomposition can greatly benefit LLMs in database understanding and query generation in…

计算与语言 · 计算机科学 2024-01-09 José Manuel Domínguez , Benjamín Errázuriz , Patricio Daher

Exploring the generalization of a text-to-SQL parser is essential for a system to automatically adapt the real-world databases. Previous works provided investigations focusing on lexical diversity, including the influence of the synonym and…

人工智能 · 计算机科学 2023-01-24 Jieyu Li , Lu Chen , Ruisheng Cao , Su Zhu , Hongshen Xu , Zhi Chen , Hanchong Zhang , Kai Yu

Large pre-trained language models for textual data have an unconstrained output space; at each decoding step, they can produce any of 10,000s of sub-word tokens. When fine-tuned to target constrained formal languages like SQL, these models…

计算与语言 · 计算机科学 2021-09-14 Torsten Scholak , Nathan Schucher , Dzmitry Bahdanau

LLMs when used with Retrieval Augmented Generation (RAG), are greatly improving the SOTA of translating natural language queries to structured and correct SQL. Unlike previous reviews, this survey provides a comprehensive study of the…

计算与语言 · 计算机科学 2025-02-05 Ali Mohammadjafari , Anthony S. Maida , Raju Gottumukkala

Recent studies have shown that dual encoder models trained with the sentence-level translation ranking task are effective methods for cross-lingual sentence embedding. However, our research indicates that token-level alignment is also…

计算与语言 · 计算机科学 2023-05-17 Ziheng Li , Shaohan Huang , Zihan Zhang , Zhi-Hong Deng , Qiang Lou , Haizhen Huang , Jian Jiao , Furu Wei , Weiwei Deng , Qi Zhang

Tensor decomposition (TD) is essential for analyzing high-dimensional sparse data, yet its irregular computations and memory-access patterns pose major performance challenges on modern parallel processors. Prior works rely on…

Machine translation is going through a radical revolution, driven by the explosive development of deep learning techniques using Convolutional Neural Network (CNN) and Recurrent Neural Network (RNN). In this paper, we consider a special…

计算与语言 · 计算机科学 2018-06-12 Ruichu Cai , Boyan Xu , Xiaoyan Yang , Zhenjie Zhang , Zijian Li , Zhihao Liang

The Natural Language Interface to Databases (NLIDB) empowers non-technical users with database access through intuitive natural language (NL) interactions. Advanced approaches, utilizing neural sequence-to-sequence models or large-scale…

数据库 · 计算机科学 2026-01-09 Yuankai Fan , Zhenying He , Tonghui Ren , Can Huang , Yinan Jing , Kai Zhang , X. Sean Wang

Recently, there has been increasing interest in synthesizing data to improve downstream text-to-SQL tasks. In this paper, we first examined the existing synthesized datasets and discovered that state-of-the-art text-to-SQL algorithms did…

Large language models have demonstrated exceptional capability in natural language understanding and generation. However, their generation speed is limited by the inherently sequential nature of their decoding process, posing challenges for…

In this paper, we present a fast and strong neural approach for general purpose text matching applications. We explore what is sufficient to build a fast and well-performed text matching model and propose to keep three key features…

计算与语言 · 计算机科学 2019-08-02 Runqi Yang , Jianhai Zhang , Xing Gao , Feng Ji , Haiqing Chen