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Constructing high-quality query-response pairs from custom corpus is crucial for supervised fine-tuning (SFT) large language models (LLMs) in many applications, like creating domain-specific AI assistants or roleplaying agents. However,…

Computation and Language · Computer Science 2024-05-28 Shanghaoran Quan

Large Language Models (LLMs) have transformed how people interact with artificial intelligence (AI) systems, achieving state-of-the-art results in various tasks, including scientific discovery and hypothesis generation. However, the lack of…

Computation and Language · Computer Science 2024-11-06 Sikun Guo , Amir Hassan Shariatmadari , Guangzhi Xiong , Albert Huang , Eric Xie , Stefan Bekiranov , Aidong Zhang

Competitive program generation aims to automatically produce correct and efficient solutions for programming-contest problems under strict time and memory constraints. Existing LLM-based approaches often fail to perform explicit algorithmic…

Software Engineering · Computer Science 2026-05-05 Minnan Wei , Xiang Chen , Xiaoshuai Niu , Siyu Chen

The quadratic complexity of self-attention constrains Large Language Models (LLMs) in processing long contexts, a capability essential for many advanced applications. Context compression aims to alleviate this computational bottleneck while…

Computation and Language · Computer Science 2025-12-05 Yangning Li , Shaoshen Chen , Yinghui Li , Yankai Chen , Hai-Tao Zheng , Hui Wang , Wenhao Jiang , Philip S. Yu

Organizations and educational institutions use time-bound assessment tasks to evaluate coding and problem-solving skills. These assessments measure not only the correctness of the solutions, but also their efficiency. Problem setters…

Software Engineering · Computer Science 2026-04-07 Hridoy Sankar Dutta , Sana Ansari , Swati Kumari , Shounak Ravi Bhalerao

Reward Modeling is critical in evaluating and improving the generation of Large Language Models (LLMs). While numerous recent works have shown its feasibility in improving safety, helpfulness, reasoning, and instruction-following ability,…

Computation and Language · Computer Science 2025-11-13 Hanning Zhang , Juntong Song , Juno Zhu , Yuanhao Wu , Tong Zhang , Cheng Niu

Recent advancements in Large Vision Language Models (LVLMs) have significantly improved performance in Visual Question Answering (VQA) tasks through multimodal Retrieval-Augmented Generation (RAG). However, existing methods still face…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Qi Yang , Chenghao Zhang , Lubin Fan , Kun Ding , Jieping Ye , Shiming Xiang

Existing metrics for assessing question generation not only require costly human reference but also fail to take into account the input context of generation, rendering the lack of deep understanding of the relevance between the generated…

Computation and Language · Computer Science 2022-05-02 Xiaoqiang Wang , Bang Liu , Siliang Tang , Lingfei Wu

Designing efficient reward functions for low-level control tasks is a challenging problem. Recent research aims to reduce reliance on expert experience by using Large Language Models (LLMs) with task information to generate dense reward…

Artificial Intelligence · Computer Science 2026-03-02 Ning Gao , Xiuhui Zhang , Xingyu Jiang , Mukang You , Mohan Zhang , Yue Deng

Large language models (LLMs) have emerged as a widely-used tool for information seeking, but their generated outputs are prone to hallucination. In this work, our aim is to allow LLMs to generate text with citations, improving their factual…

Computation and Language · Computer Science 2023-11-01 Tianyu Gao , Howard Yen , Jiatong Yu , Danqi Chen

Despite the increasing use of large language models for creative tasks, their outputs often lack diversity. Common solutions, such as sampling at higher temperatures, can compromise the quality of the results. Dealing with this trade-off is…

Computation and Language · Computer Science 2025-09-26 Giorgio Franceschelli , Mirco Musolesi

This paper provides preliminary results on exploring the task of performing turn-level data augmentation for dialogue system based on different types of commonsense relationships, and the automatic evaluation of the generated synthetic…

Computation and Language · Computer Science 2025-06-25 Marcos Estecha-Garitagoitia , Chen Zhang , Mario Rodríguez-Cantelar , Luis Fernando D'Haro

While Large Language Models (LLMs) have achieved remarkable success in a wide range of applications, their performance often degrades in complex reasoning tasks. In this work, we introduce SELT (Self-Evaluation LLM Tree Search), a novel…

Computation and Language · Computer Science 2025-06-10 Mengsong Wu , Di Zhang , Yuqiang Li , Dongzhan Zhou , Wenliang Chen

Large Language Models (LLMs) suffer from significant performance degradation when processing long contexts due to proactive interference, where irrelevant information in earlier parts of the context disrupts reasoning and memory recall.…

Computation and Language · Computer Science 2025-09-30 Mo Li , L. H. Xu , Qitai Tan , Long Ma , Ting Cao , Yunxin Liu

Handcrafting heuristics for solving complex optimization tasks (e.g., route planning and task allocation) is a common practice but requires extensive domain knowledge. Recently, Large Language Model (LLM)-based automatic heuristic design…

Artificial Intelligence · Computer Science 2025-02-03 Zhi Zheng , Zhuoliang Xie , Zhenkun Wang , Bryan Hooi

Contextual causal reasoning is a critical yet challenging capability for Large Language Models (LLMs). Existing benchmarks, however, often evaluate this skill in fragmented settings, failing to ensure context consistency or cover the full…

Computation and Language · Computer Science 2026-04-17 Pengfeng Li , Chen Huang , Chaoqun Hao , Hongyao Chen , Xiao-Yong Wei , Wenqiang Lei , See-Kiong Ng

Creativity is often seen as a hallmark of human intelligence. While large language models (LLMs) are increasingly perceived as generating creative text, there is still no holistic and scalable framework to evaluate their creativity across…

Abstract reasoning ability reflects the intelligence and generalization capacity of LLMs to extract and apply abstract rules. However, accurately measuring this ability remains challenging: existing benchmarks either rely on expensive…

Artificial Intelligence · Computer Science 2026-05-19 Qingchuan Ma , Yuexiao Ma , Yongkang Xie , Tianyu Xie , Xiawu Zheng , Rongrong Ji

Large language models appear quite creative, often performing on par with the average human on creative tasks. However, research on LLM creativity has focused solely on \textit{products}, with little attention on the creative…

Human-Computer Interaction · Computer Science 2024-06-07 Surabhi S. Nath , Peter Dayan , Claire Stevenson

In the continuously advancing AI landscape, crafting context-rich and meaningful responses via Large Language Models (LLMs) is essential. Researchers are becoming more aware of the challenges that LLMs with fewer parameters encounter when…

Computation and Language · Computer Science 2024-10-17 Somnath Banerjee , Amruit Sahoo , Sayan Layek , Avik Dutta , Rima Hazra , Animesh Mukherjee