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Large Language Models (LLMs) have emerged as a powerful tool in advancing the Text-to-SQL task, significantly outperforming traditional methods.Nevertheless, as a nascent research field, there is still no consensus on the optimal prompt…

Computation and Language · Computer Science 2026-03-20 Bin Zhang , Yuxiao Ye , Guoqing Du , Xiaoru Hu , Zhishuai Li , Chi Harold Liu , Zhiwei Xu , Guoliang Fan , Rui Zhao , Ziyue Li , Hangyu Mao

In the era of large language models, Text-to-SQL, as a natural language interface for databases, is playing an increasingly important role. The sota Text-to-SQL models have achieved impressive accuracy, but their performance critically…

Databases · Computer Science 2026-02-13 Yafeng Nan , Haifeng Sun , Zirui Zhuang , Qi Qi , Guojun Chu , Jianxin Liao , Dan Pei , Jingyu Wang

Moderate-sized large language models (LLMs) -- those with 7B or 13B parameters -- exhibit promising machine translation (MT) performance. However, even the top-performing 13B LLM-based translation models, like ALMA, does not match the…

Computation and Language · Computer Science 2024-06-04 Haoran Xu , Amr Sharaf , Yunmo Chen , Weiting Tan , Lingfeng Shen , Benjamin Van Durme , Kenton Murray , Young Jin Kim

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

It is challenging to convert natural language (NL) questions into executable structured query language (SQL) queries for text-to-SQL tasks due to the vast number of database schemas with redundancy, which interferes with semantic learning,…

Databases · Computer Science 2025-02-11 Zhuopan Yang , Yuanzhen Xie , Ruichao Zhong , Yunzhi Tan , Enjie Liu , Zhenguo Yang , Mochi Gao , Bo Hu , Zang Li

Large language models (LLMs) have emerged as a new paradigm for Text-to-SQL task. However, the absence of a systematical benchmark inhibits the development of designing effective, efficient and economic LLM-based Text-to-SQL solutions. To…

Databases · Computer Science 2023-11-21 Dawei Gao , Haibin Wang , Yaliang Li , Xiuyu Sun , Yichen Qian , Bolin Ding , Jingren Zhou

Automating clinical documentation with large language models requires precise alignment with priorities such as completeness and factual grounding. We present an evaluation-integrated reinforcement learning framework for long-form clinical…

Computation and Language · Computer Science 2025-10-06 Samyak Jhaveri , Praphul Singh , Jangwon Kim , Tara Taghavi , Krishnaram Kenthapadi

Search-augmented large language models (LLMs) trained with reinforcement learning (RL) have achieved strong results on open-domain question answering (QA), but training still remains a significant challenge. The optimization is often…

Computation and Language · Computer Science 2026-03-25 Yutao Xie , Nathaniel Thomas , Nicklas Hansen , Yang Fu , Li Erran Li , Xiaolong Wang

Agentic Retrieval-Augmented Generation (RAG) systems enhance Large Language Models (LLMs) by enabling dynamic, multi-step reasoning and information retrieval. However, these systems often exhibit sub-optimal search behaviors like…

Computation and Language · Computer Science 2025-10-10 Peilin Wu , Mian Zhang , Xinlu Zhang , Xinya Du , Zhiyu Zoey Chen

Techniques that learn improved representations via offline data or self-supervised objectives have shown impressive results in traditional reinforcement learning (RL). Nevertheless, it is unclear how improved representation learning can…

Computation and Language · Computer Science 2024-10-25 Vaskar Nath , Dylan Slack , Jeff Da , Yuntao Ma , Hugh Zhang , Spencer Whitehead , Sean Hendryx

Large vision-language models struggle with medical video understanding, where spatial precision, temporal reasoning, and clinical semantics are critical. To address this, we first introduce \textbf{MedVidBench}, a large-scale benchmark of…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Yuhao Su , Anwesa Choudhuri , Zhongpai Gao , Benjamin Planche , Van Nguyen Nguyen , Meng Zheng , Yuhan Shen , Arun Innanje , Terrence Chen , Ehsan Elhamifar , Ziyan Wu

We propose FlowRL: matching the full reward distribution via flow balancing instead of maximizing rewards in large language model (LLM) reinforcement learning (RL). Recent advanced reasoning models adopt reward-maximizing methods (\eg, PPO…

Reinforcement learning has significantly enhanced the reasoning capabilities of Large Language Models (LLMs) in complex problem-solving tasks. Recently, the introduction of DeepSeek R1 has inspired a surge of interest in leveraging…

Machine Learning · Computer Science 2025-08-07 Jinghang Han , Jiawei Chen , Hang Shao , Hao Ma , Mingcheng Li , Xintian Shen , Lihao Zheng , Wei Chen , Tao Wei , Lihua Zhang

Generative language models have shown significant potential in single-turn Text-to-SQL. However, their performance does not extend equivalently to multi-turn Text-to-SQL. This is primarily due to generative language models' inadequacy in…

Computation and Language · Computer Science 2026-03-09 Bingfeng Chen , Shaobin Shi , Yongqi Luo , Boyan Xu , Ruichu Cai , Zhifeng Hao

Predicting cancer treatment outcomes requires models that are both accurate and interpretable, particularly in the presence of heterogeneous clinical data. While large language models (LLMs) have shown strong performance in biomedical NLP,…

Computation and Language · Computer Science 2025-10-21 Raghu Vamshi Hemadri , Geetha Krishna Guruju , Kristi Topollai , Anna Ewa Choromanska

Reinforcement Learning from Human Feedback (RLHF) has emerged as a powerful technique for aligning large language models (LLMs) with human preferences. However, effectively aligning LLMs with diverse human preferences remains a significant…

Computation and Language · Computer Science 2025-07-03 Chengao Li , Hanyu Zhang , Yunkun Xu , Hongyan Xue , Xiang Ao , Qing He

Text-to-SQL aims at generating SQL queries for the given natural language questions and thus helping users to query databases. Prompt learning with large language models (LLMs) has emerged as a recent approach, which designs prompts to lead…

Information Retrieval · Computer Science 2023-09-06 Chunxi Guo , Zhiliang Tian , Jintao Tang , Shasha Li , Zhihua Wen , Kaixuan Wang , Ting Wang

Despite significant progress, Vision-Language Models (VLMs) still struggle with complex visual reasoning, where multi-step dependencies cause early errors to cascade through the reasoning chain. Existing post-training paradigms are limited:…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Yanbei Jiang , Chao Lei , Yihao Ding , Krista Ehinger , Jey Han Lau

Group Relative Policy Optimization (GRPO) has emerged as the de facto Reinforcement Learning (RL) objective driving recent advancements in Multimodal Large Language Models. However, extending this success to open-source multimodal…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Wenbo Hu , Xin Chen , Yan Gao-Tian , Yihe Deng , Nanyun Peng , Kai-Wei Chang

Code-agent RL often receives weak feedback: rollout-time signals are reliable and executable, but capture only necessary or surface conditions for task success rather than the target semantic predicate. Using agentic compile-fix as the…

Artificial Intelligence · Computer Science 2026-05-11 Jia Li , Yuxin Su , Ting Peng , Hailiang Huang , Yuetang Deng , Michael R. Lyu