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Despite remarkable progress in text-to-SQL semantic parsing in recent years, the performance of existing parsers is still far from perfect. Specifically, modern text-to-SQL parsers based on deep learning are often over-confident, thus…

Computation and Language · Computer Science 2023-12-07 Shijie Chen , Ziru Chen , Huan Sun , Yu Su

Semantic parsing datasets are expensive to collect. Moreover, even the questions pertinent to a given domain, which are the input of a semantic parsing system, might not be readily available, especially in cross-domain semantic parsing.…

Computation and Language · Computer Science 2021-12-07 Wei Yang , Peng Xu , Yanshuai Cao

Long sequences of text are challenging in the context of transformers, due to quadratic memory increase in the self-attention mechanism. As this issue directly affects the translation from natural language to SQL queries (as techniques…

Artificial Intelligence · Computer Science 2023-06-27 Marcelo Archanjo Jose , Fabio Gagliardi Cozman

Recent progress in developing general purpose text embedders has been driven by training on ever-growing corpora of synthetic LLM-generated data. Nonetheless, no publicly available synthetic dataset exists, posing a barrier to studying its…

Computation and Language · Computer Science 2025-09-09 Jacob Mitchell Springer , Vaibhav Adlakha , Siva Reddy , Aditi Raghunathan , Marius Mosbach

Training data is at the core of any successful text-to-image models. The quality and descriptiveness of image text are crucial to a model's performance. Given the noisiness and inconsistency in web-scraped datasets, recent works shifted…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Manuel Brack , Sudeep Katakol , Felix Friedrich , Patrick Schramowski , Hareesh Ravi , Kristian Kersting , Ajinkya Kale

In recent years, Text-To-Speech (TTS) has been used as a data augmentation technique for speech recognition to help complement inadequacies in the training data. Correspondingly, we investigate the use of a multi-speaker TTS system to…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-25 Yiling Huang , Yutian Chen , Jason Pelecanos , Quan Wang

Converting natural language queries into SQL queries is a crucial challenge in both industry and academia, aiming to increase access to databases and large-scale applications. This work examines how in-context learning and chain-of-thought…

Databases · Computer Science 2025-09-30 Saumya Chaturvedi , Aman Chadha , Laurent Bindschaedler

Large-scale and categorical-balanced text data is essential for training effective Scene Text Recognition (STR) models, which is hard to achieve when collecting real data. Synthetic data offers a cost-effective and perfectly labeled…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Xingsong Ye , Yongkun Du , JiaXin Zhang , Chen Li , Jing Lyu , Zhineng Chen

Recently, several data-sets associating data to text have been created to train data-to-text surface realisers. It is unclear however to what extent the surface realisation task exercised by these data-sets is linguistically challenging. Do…

Computation and Language · Computer Science 2017-05-11 Laura Perez-Beltrachini , Claire Gardent

Synthetic data augmentation via large language models (LLMs) allows researchers to leverage additional training data, thus enhancing the performance of downstream tasks, especially when real-world data is scarce. However, the generated data…

Machine Learning · Computer Science 2025-03-25 Hsun-Yu Kuo , Yin-Hsiang Liao , Yu-Chieh Chao , Wei-Yun Ma , Pu-Jen Cheng

Text-to-SQL, which translates a natural language question into an SQL query, has advanced with in-context learning of Large Language Models (LLMs). However, existing methods show little improvement in performance compared to randomly chosen…

Artificial Intelligence · Computer Science 2025-07-23 Jihyung Lee , Jin-Seop Lee , Jaehoon Lee , YunSeok Choi , Jee-Hyong Lee

Nowadays, the use of synthetic data has gained popularity as a cost-efficient strategy for enhancing data augmentation for improving machine learning models performance as well as addressing concerns related to sensitive data privacy.…

Machine Learning · Computer Science 2025-10-27 Ioannis E. Livieris , Nikos Alimpertis , George Domalis , Dimitris Tsakalidis

Synthetic data becomes crucial for large language model training, but its effectiveness is highly inconsistent. We provide an information-theoretic account of this inconsistency: synthetic data improves a model only when the…

Machine Learning · Computer Science 2026-05-19 Hanyu Li , Zhengqi Sun , Xiaotie Deng

Text-to-SQL systems have become crucial for translating natural language into SQL queries in various industries, enabling non-technical users to perform complex data operations. The need for accurate evaluation methods has increased as…

Computation and Language · Computer Science 2024-10-29 Heegyu Kim , Taeyang Jeon , Seunghwan Choi , Seungtaek Choi , Hyunsouk Cho

There is currently a significant gap between the performance of fine-tuned models and prompting approaches using Large Language Models (LLMs) on the challenging task of text-to-SQL, as evaluated on datasets such as Spider. To improve the…

Computation and Language · Computer Science 2023-11-06 Mohammadreza Pourreza , Davood Rafiei

The sequence-to-sequence paradigm employed by neural text-to-SQL models typically performs token-level decoding and does not consider generating SQL hierarchically from a grammar. Grammar-based decoding has shown significant improvements…

Computation and Language · Computer Science 2019-06-03 Kevin Lin , Ben Bogin , Mark Neumann , Jonathan Berant , Matt Gardner

Schema linking is a crucial step in Text-to-SQL pipelines. Its goal is to retrieve the relevant tables and columns of a target database for a user's query while disregarding irrelevant ones. However, imperfect schema linking can often…

Computation and Language · Computer Science 2024-08-20 Karime Maamari , Fadhil Abubaker , Daniel Jaroslawicz , Amine Mhedhbi

The challenges facing speech recognition systems, such as variations in pronunciations, adverse audio conditions, and the scarcity of labeled data, emphasize the necessity for a post-processing step that corrects recurring errors. Previous…

Computation and Language · Computer Science 2023-10-18 Tomer Wullach , Shlomo E. Chazan

Text-to-SQL generation aims to translate natural language questions into SQL statements. In Text-to-SQL based on large language models, schema linking is a widely adopted strategy to streamline the input for LLMs by selecting only relevant…

Computation and Language · Computer Science 2024-11-27 Zhenbiao Cao , Yuanlei Zheng , Zhihao Fan , Xiaojin Zhang , Wei Chen , Xiang Bai

Adapting generic speech recognition models to specific individuals is a challenging problem due to the scarcity of personalized data. Recent works have proposed boosting the amount of training data using personalized text-to-speech…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-28 Karren Yang , Ting-Yao Hu , Jen-Hao Rick Chang , Hema Swetha Koppula , Oncel Tuzel