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Primal heuristics play a critical role in improving the efficiency of mixed integer programming (MILP) solvers. As large language models (LLMs) have demonstrated superior code generation abilities, recent MILP works are devoted to…

Neural and Evolutionary Computing · Computer Science 2025-07-22 Zhihao Zhang , Siyuan Li , Chenxi Li , Feifan Liu , Mengjing Chen , Kai Li , Tao Zhong , Bo An , Peng Liu

Large Language Models (LLMs) can generate code from natural language, but their performance is highly sensitive to prompt formulation. We propose a reinforcement-learning-based framework that models prompt refinement as a sequential…

Software Engineering · Computer Science 2026-05-20 Ali Mohammadi Esfahani , Nafiseh Kahani , Samuel A. Ajila

With the widespread adoption of Large Language Models (LLMs) such as GitHub Copilot and ChatGPT, developers increasingly rely on AI-assisted tools to support code generation. While LLMs can generate syntactically correct solutions for…

Software Engineering · Computer Science 2025-07-28 Yiping Jia , Zhen Ming Jiang , Shayan Noei , Ying Zou

Recent advances in Large Language Models (LLMs) have shown that their reasoning capabilities can be significantly improved through Reinforcement Learning with Verifiable Reward (RLVR), particularly in domains like mathematics and…

The advancement of large language models (LLMs) has significantly propelled the field of code generation. Previous work integrated reinforcement learning (RL) with compiler feedback for exploring the output space of LLMs to enhance code…

Code editing is an essential step towards reliable program synthesis to automatically correct critical errors generated from code LLMs. Recent studies have demonstrated that closed-source LLMs (i.e., ChatGPT and GPT-4) are capable of…

Computation and Language · Computer Science 2024-02-26 Seungjun Moon , Hyungjoo Chae , Yongho Song , Taeyoon Kwon , Dongjin Kang , Kai Tzu-iunn Ong , Seung-won Hwang , Jinyoung Yeo

We propose a method to teach multiple large language models (LLM) to collaborate by interleaving their generations at the token level. We model the decision of which LLM generates the next token as a latent variable. By optimizing the…

Computation and Language · Computer Science 2024-08-28 Shannon Zejiang Shen , Hunter Lang , Bailin Wang , Yoon Kim , David Sontag

Generating coherent and cohesive long-form texts is a challenging task. Previous works relied on large amounts of human-generated texts to train neural language models. However, few attempted to explicitly improve neural language models…

Computation and Language · Computer Science 2019-05-30 Woon Sang Cho , Pengchuan Zhang , Yizhe Zhang , Xiujun Li , Michel Galley , Chris Brockett , Mengdi Wang , Jianfeng Gao

Humans write code in a fundamentally interactive manner and rely on constant execution feedback to correct errors, resolve ambiguities, and decompose tasks. While LLMs have recently exhibited promising coding capabilities, current coding…

Computation and Language · Computer Science 2023-10-31 John Yang , Akshara Prabhakar , Karthik Narasimhan , Shunyu Yao

Large Language Models (LLMs) have recently demonstrated remarkable coding capabilities. However, assessing code generation based on well-formed properties and aligning it with developer preferences remains challenging. In this paper, we…

Machine Learning · Computer Science 2024-10-25 Jiawei Liu , Thanh Nguyen , Mingyue Shang , Hantian Ding , Xiaopeng Li , Yu Yu , Varun Kumar , Zijian Wang

The advent of large language models trained on code (code LLMs) has led to significant progress in language-to-code generation. State-of-the-art approaches in this area combine LLM decoding with sample pruning and reranking using test cases…

Machine Learning · Computer Science 2023-09-04 Ansong Ni , Srini Iyer , Dragomir Radev , Ves Stoyanov , Wen-tau Yih , Sida I. Wang , Xi Victoria Lin

Large Language Models (LLMs) are rapidly transforming software engineering, with coding assistants embedded in an IDE becoming increasingly prevalent. While research has focused on improving the tools and understanding developer…

Large Language Models (LLMs) require high quality instruction data for effective alignment, particularly in code generation tasks where expert curated datasets are expensive to produce. We present Genetic-Instruct, a scalable algorithm for…

Large Language Models (LLMs) have demonstrated exceptional performance in code generation tasks and have become indispensable programming assistants for developers. However, existing code generation benchmarks primarily assess the…

Software Engineering · Computer Science 2025-11-25 Peiding Wang , Li Zhang , Fang Liu , Lin Shi , Minxiao Li , Bo Shen , An Fu

Qualitative coding relies on a researcher's application of codes to textual data. As coding proceeds across large datasets, interpretations of codes often shift (temporal drift), reducing the credibility of the analysis. Existing…

Human-Computer Interaction · Computer Science 2026-04-22 Athikash Jeyaganthan , Kai Xu , Franziska Becker , Steffen Koch

Large language models (LLMs) have recently demonstrated a remarkable ability to generate code from natural language (NL) prompts. However, in the real world, NL is often too ambiguous to capture the true intent behind programming problems,…

Machine Learning · Computer Science 2024-03-18 Yeming Wen , Pengcheng Yin , Kensen Shi , Henryk Michalewski , Swarat Chaudhuri , Alex Polozov

Extending the capabilities of Large Language Models (LLMs) with functions or tools for environment interaction has led to the emergence of the agent paradigm. In industry, training an LLM is not always feasible because of the scarcity of…

Computation and Language · Computer Science 2025-01-14 Saptarshi Sengupta , Harsh Vashistha , Kristal Curtis , Akshay Mallipeddi , Abhinav Mathur , Joseph Ross , Liang Gou

Collaborative Qualitative Analysis (CQA) can enhance qualitative analysis rigor and depth by incorporating varied viewpoints. Nevertheless, ensuring a rigorous CQA procedure itself can be both demanding and costly. To lower this bar, we…

Human-Computer Interaction · Computer Science 2024-01-23 Jie Gao , Yuchen Guo , Gionnieve Lim , Tianqin Zhang , Zheng Zhang , Toby Jia-Jun Li , Simon Tangi Perrault

Synthetic verification techniques such as generating test cases and reward modelling are common ways to enhance the coding capabilities of large language models (LLM) beyond predefined tests. Additionally, code verification has recently…

Artificial Intelligence · Computer Science 2025-07-31 Aleksander Ficek , Somshubra Majumdar , Vahid Noroozi , Boris Ginsburg

Large Language Models (LLMs) have advanced rapidly in recent years, with their applications in software engineering expanding to more complex repository-level tasks. GitHub issue resolving is a key challenge among these tasks. While recent…