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Two fundamental challenges face generative models in engineering applications: the acquisition of high-performing, diverse datasets, and the adherence to precise constraints in generated designs. We propose a novel approach combining…

Neural and Evolutionary Computing · Computer Science 2024-05-17 Adam Gaier , James Stoddart , Lorenzo Villaggi , Shyam Sudhakaran

Large Language Models (LLMs) have demonstrated great promise in generating code, especially when used inside an evolutionary computation framework to iteratively optimize the generated algorithms. However, in some cases they fail to…

Neural and Evolutionary Computing · Computer Science 2025-03-24 Niki van Stein , Anna V. Kononova , Lars Kotthoff , Thomas Bäck

Large language models (LLMs), such as GPT-3 and GPT-4, have demonstrated exceptional performance in various natural language processing tasks and have shown the ability to solve certain reasoning problems. However, their reasoning…

Artificial Intelligence · Computer Science 2023-07-18 Adam Ishay , Zhun Yang , Joohyung Lee

We introduce self-invoking code generation, a new task designed to evaluate the progressive reasoning and problem-solving capabilities of LLMs. In this task, models are presented with a base problem and a related, more complex problem. They…

Software Engineering · Computer Science 2025-01-03 Zhaojian Yu , Yilun Zhao , Arman Cohan , Xiao-Ping Zhang

Competitive programming problems increasingly serve as valuable benchmarks to evaluate the coding capabilities of large language models (LLMs) due to their complexity and ease of verification. Yet, current coding benchmarks face limitations…

Artificial Intelligence · Computer Science 2025-12-23 Kaijian Zou , Aaron Xiong , Yunxiang Zhang , Frederick Zhang , Yueqi Ren , Jirong Yang , Ayoung Lee , Shitanshu Bhushan , Lu Wang

We introduce LeetCodeDataset, a high-quality benchmark for evaluating and training code-generation models, addressing two key challenges in LLM research: the lack of reasoning-focused coding benchmarks and self-contained training testbeds.…

Machine Learning · Computer Science 2025-04-22 Yunhui Xia , Wei Shen , Yan Wang , Jason Klein Liu , Huifeng Sun , Siyue Wu , Jian Hu , Xiaolong Xu

Large Language Models (LLMs) have achieved remarkable success across various industries due to their exceptional generative capabilities. However, for safe and effective real-world deployments, ensuring honesty and helpfulness is critical.…

Computation and Language · Computer Science 2024-12-12 Chujie Gao , Siyuan Wu , Yue Huang , Dongping Chen , Qihui Zhang , Zhengyan Fu , Yao Wan , Lichao Sun , Xiangliang Zhang

Recent advancements in large language models (LLMs) have greatly improved code generation, specifically at the function level. For instance, GPT-4o has achieved a 91.0\% pass rate on HumanEval. However, this draws into question the adequacy…

Computation and Language · Computer Science 2025-08-19 Jianbo Dai , Jianqiao Lu , Yunlong Feng , Guangtao Zeng , Rongju Ruan , Ming Cheng , Dong Huang , Haochen Tan , Zhijiang Guo

Recent studies show that large language models (LLMs) are powerful tools for working with natural language, bringing advances in many areas of computational linguistics. However, these models face challenges when applied to low-resource…

Computation and Language · Computer Science 2024-12-09 Junhao Chen , Peng Shu , Yiwei Li , Huaqin Zhao , Hanqi Jiang , Yi Pan , Yifan Zhou , Zhengliang Liu , Lewis C Howe , Tianming Liu

This study focuses on improving the performance of lightweight Large Language Models (LLMs) in mathematical reasoning tasks. We introduce a novel method for measuring mathematical logic similarity and design an automatic screening mechanism…

Computation and Language · Computer Science 2024-09-04 Ding Kai , Ma Zhenguo , Yan Xiaoran

We explored the challenges practitioners face in software testing and proposed automated solutions to address these obstacles. We began with a survey of local software companies and 26 practitioners, revealing that the primary challenge is…

Software Engineering · Computer Science 2025-03-25 Navid Bin Hasan , Md. Ashraful Islam , Junaed Younus Khan , Sanjida Senjik , Anindya Iqbal

Large language models (LLMs) have achieved impressive performance in code generation. However, due to the long-tail distribution of LLMs' training data, low-frequency terms are typically underrepresented in the training process.…

Computation and Language · Computer Science 2024-10-22 Lishui Fan , Mouxiang Chen , Zhongxin Liu

Code Large Language Models (Code LLMs) have emerged as powerful tools, revolutionizing the software development landscape by automating the coding process and reducing time and effort required to build applications. This paper focuses on…

This work investigated the capabilities of different models, including the Llama-3 series of models and CHATGPT, with different forms of expression in solving discrete optimization problems by testing natural language datasets. In contrast…

Artificial Intelligence · Computer Science 2026-03-10 Tianhao Qian , Guilin Qi , Z. Y. Wu , Ran Gu , Xuanyi Liu , Canchen Lyu

Large Language Models (LLMs) have shown outstanding breakthroughs in code generation. Recent work improves code LLMs by training on synthetic data generated by some powerful LLMs, which can be challenging to scale due to the dependence on a…

Computation and Language · Computer Science 2025-02-11 Yunfan Shao , Linyang Li , Yichuan Ma , Peiji Li , Demin Song , Qinyuan Cheng , Shimin Li , Xiaonan Li , Pengyu Wang , Qipeng Guo , Hang Yan , Xipeng Qiu , Xuanjing Huang , Dahua Lin

In some areas of computing, natural language processing and information science, progress is made by sharing datasets and challenging the community to design the best algorithm for an associated task. This article introduces a shared…

Digital Libraries · Computer Science 2026-01-27 Mike Thelwall

Competitive programming poses a significant challenge for Code LLMs. While recent models have shown promise, they heavily rely on finite real-world data, raising concerns about scalability and contamination. In this paper, we investigate a…

Computation and Language · Computer Science 2026-02-03 Jie Wu , Haoling Li , Xin Zhang , Jiani Guo , Jane Luo , Steven Liu , Yangyu Huang , Ruihang Chu , Scarlett Li , Yujiu Yang

Code Large Language Models (CLLMs) have exhibited outstanding performance in program synthesis, attracting the focus of the research community. The evaluation of CLLM's program synthesis capability has generally relied on manually curated…

Software Engineering · Computer Science 2025-05-13 Longtian Wang , Tianlin Li , Xiaofei Xie , Yuhan Zhi , Jian Wang , Chao Shen

Code generation with Large Language Models (LLMs) has been extensively studied and achieved remarkable progress. As a complementary aspect to code generation, test case generation is of crucial importance in ensuring the quality and…

Software Engineering · Computer Science 2024-04-23 Kefan Li , Yuan Yuan

The ability of large language models to solve complex mathematical problems has progressed significantly, particularly for tasks requiring advanced reasoning. However, the scarcity of sufficiently challenging problems, particularly at the…

Computation and Language · Computer Science 2025-12-23 Xueliang Zhao , Wei Wu , Jian Guan , Lingpeng Kong