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Text-to-SQL systems (also known as NL-to-SQL systems) have become an increasingly popular solution for bridging the gap between user capabilities and SQL-based data access. These systems translate user requests in natural language to valid…

数据库 · 计算机科学 2024-12-02 Jonathan Fürst , Catherine Kosten , Farhad Nooralahzadeh , Yi Zhang , Kurt Stockinger

In cloud security, traditional searchable encryption (SE) requires high computation and communication overhead for dynamic search and update. The clever combination of machine learning (ML) and SE may be a new way to solve this problem.…

密码学与安全 · 计算机科学 2019-08-15 Kai Chen , Zhongrui Lin , Jian Wan , Chungen Xu

Natural language to SQL (NL2SQL) aims to parse a natural language with a given database into a SQL query, which widely appears in practical Internet applications. Jointly encode database schema and question utterance is a difficult but…

计算与语言 · 计算机科学 2021-08-03 Junyang Huang , Yongbo Wang , Yongliang Wang , Yang Dong , Yanghua Xiao

In this work we focus on confidence modeling for neural semantic parsers which are built upon sequence-to-sequence models. We outline three major causes of uncertainty, and design various metrics to quantify these factors. These metrics are…

计算与语言 · 计算机科学 2018-05-15 Li Dong , Chris Quirk , Mirella Lapata

Jointly extracting entity pairs and their relations is challenging when working on distantly-supervised data with ambiguous or noisy labels. To mitigate such impact, we propose uncertainty-aware bootstrap learning, which is motivated by the…

计算与语言 · 计算机科学 2023-06-12 Yufei Li , Xiao Yu , Yanchi Liu , Haifeng Chen , Cong Liu

Text-to-SQL parsing involves the translation of natural language queries (NLQs) into their corresponding SQL commands. A principal challenge within this domain is the formulation of SQL queries that are not only syntactically correct but…

数据库 · 计算机科学 2024-11-05 Xiping Liu , Zhao Tan

The cross-pollination between causal discovery and deep learning has led to increasingly extensive interactions. It results in a large number of deep learning data types (such as images, text, etc.) extending into the field of causal…

机器学习 · 计算机科学 2025-01-03 Hang Chen , Xinyu Yang , Keqing Du , Wenya Wang

Technological and computational advances continuously drive forward the broad field of deep learning. In recent years, the derivation of quantities describing theuncertainty in the prediction - which naturally accompanies the modeling…

机器学习 · 计算机科学 2022-05-31 Christoph Koller , Göran Kauermann , Xiao Xiang Zhu

This paper attempts to analyze the effectiveness of deep learning for tabular data processing. It is believed that decision trees and their ensembles is the leading method in this domain, and deep neural networks must be content with…

机器学习 · 计算机科学 2021-12-08 Ivan Bondarenko

Text-guided image retrieval is to incorporate conditional text to better capture users' intent. Traditionally, the existing methods focus on minimizing the embedding distances between the source inputs and the targeted image, using the…

计算机视觉与模式识别 · 计算机科学 2023-08-17 Junyang Chen , Hanjiang Lai

Text-to-SQLs enables non-expert users to effortlessly retrieve desired information from relational databases using natural language queries. While recent advancements, particularly with Large Language Models (LLMs) like GPT and T5, have…

数据库 · 计算机科学 2024-10-04 Shouvon Sarker , Xishuang Dong , Xiangfang Li , Lijun Qian

Deep neural networks often exploit *spurious* features that are present in the majority of examples within a class during training. This leads to *poor worst-group test accuracy*, i.e., poor accuracy for minority groups that lack these…

机器学习 · 计算机科学 2025-04-18 Siddharth Joshi , Yu Yang , Yihao Xue , Wenhan Yang , Baharan Mirzasoleiman

Many data management applications must deal with data which is uncertain, incomplete, or noisy. However, on existing uncertain data representations, we cannot tractably perform the important query evaluation tasks of determining query…

数据库 · 计算机科学 2016-07-19 Antoine Amarilli

Semi-supervised learning is attracting blooming attention, due to its success in combining unlabeled data. To mitigate potentially incorrect pseudo labels, recent frameworks mostly set a fixed confidence threshold to discard uncertain…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Lihe Yang , Zhen Zhao , Lei Qi , Yu Qiao , Yinghuan Shi , Hengshuang Zhao

Recent neural text-to-SQL models can effectively translate natural language questions to corresponding SQL queries on unseen databases. Working mostly on the Spider dataset, researchers have proposed increasingly sophisticated solutions to…

计算与语言 · 计算机科学 2021-09-14 Torsten Scholak , Raymond Li , Dzmitry Bahdanau , Harm de Vries , Chris Pal

The success of deep active learning hinges on the choice of an effective acquisition function, which ranks not yet labeled data points according to their expected informativeness. Many acquisition functions are (partly) based on the…

机器学习 · 计算机科学 2023-11-08 Mohamadsadegh Khosravani , Sandra Zilles

Detecting opportunities and threats from massive text data is a challenging task for most. Traditionally, companies would rely mainly on structured data to detect and predict risks, losing a huge amount of information that could be…

计算与语言 · 计算机科学 2022-11-24 Hasna Najmi , Mounia Mikram , Maryem Rhanoui , Siham Yousfi

Current person image retrieval methods have achieved great improvements in accuracy metrics. However, they rarely describe the reliability of the prediction. In this paper, we propose an Uncertainty-Aware Learning (UAL) method to remedy…

计算机视觉与模式识别 · 计算机科学 2022-10-25 Zhaopeng Dou , Zhongdao Wang , Weihua Chen , Yali Li , Shengjin Wang

Large Language models (LLMs) have demonstrated significant potential in text-to-SQL reasoning tasks, yet a substantial performance gap persists between existing open-source models and their closed-source counterparts. In this paper, we…

计算与语言 · 计算机科学 2025-09-23 Yu Guo , Dong Jin , Shenghao Ye , Shuangwu Chen , Jian Yang , Xiaobin Tan

The study of machine learning-based logical query answering enables reasoning with large-scale and incomplete knowledge graphs. This paper advances this area of research by addressing the uncertainty inherent in knowledge. While the…

人工智能 · 计算机科学 2025-05-21 Weizhi Fei , Zihao Wang , Hang Yin , Yang Duan , Yangqiu Song