English
Related papers

Related papers: Pseudo Relevance Feedback is Enough to Close the G…

200 papers

Large language models (LLMs) can perform recommendation tasks by taking prompts written in natural language as input. Compared to traditional methods such as collaborative filtering, LLM-based recommendation offers advantages in handling…

Information Retrieval · Computer Science 2025-07-21 Genki Kusano , Kosuke Akimoto , Kunihiro Takeoka

Recent advancements in Large Language Models (LLMs) have demonstrated that Process Reward Models (PRMs) play a crucial role in enhancing model performance. However, training PRMs typically requires step-level labels, either manually…

Computation and Language · Computer Science 2025-06-05 Lin Sun , Chuang Liu , Xiaofeng Ma , Tao Yang , Weijia Lu , Ning Wu

The Retrieval-Augmented Language Model (RALM) has shown remarkable performance on knowledge-intensive tasks by incorporating external knowledge during inference, which mitigates the factual hallucinations inherited in large language models…

Computation and Language · Computer Science 2024-12-20 Yuan Xia , Jingbo Zhou , Zhenhui Shi , Jun Chen , Haifeng Huang

As Large Language Models (LLMs) are increasingly used for long-duration tasks, maintaining effective long-term memory has become a critical challenge. Current methods often face a trade-off between cost and accuracy. Simple storage methods…

Information Retrieval · Computer Science 2026-03-05 Jiejun Tan , Zhicheng Dou , Liancheng Zhang , Yuyang Hu , Yiruo Cheng , Ji-Rong Wen

Existing works on large language model (LLM) decomposition mainly focus on improving performance on downstream tasks, but they ignore the poor parallel inference performance when trying to scale up the model size. To mitigate this important…

Computation and Language · Computer Science 2026-04-21 You-Liang Huang , Xinhao Huang , Chengxi Liao , Zeyi Wen

The capacity of large language models (LLMs) to generate honest, harmless, and helpful responses heavily relies on the quality of user prompts. However, these prompts often tend to be brief and vague, thereby significantly limiting the full…

Computation and Language · Computer Science 2025-07-01 Xiaohua Wang , Zisu Huang , Feiran Zhang , Zhibo Xu , Cenyuan Zhang , Qi Qian , Xiaoqing Zheng , Xuanjing Huang

Large Language Models (LLMs) have been shown to enhance the effectiveness of enriching item descriptions, thereby improving the accuracy of recommendation systems. However, most existing approaches either rely on text-only prompting or…

Information Retrieval · Computer Science 2025-10-24 Hanjia Lyu , Ryan Rossi , Xiang Chen , Md Mehrab Tanjim , Stefano Petrangeli , Somdeb Sarkhel , Jiebo Luo

In the competitive landscape of sponsored search, balancing retrieval quality with production latency is a critical challenge. While large retrieval models based on Small Language Models (SLMs) such as Qwen3-Embedding-4B/8B set strong upper…

Information Retrieval · Computer Science 2026-05-25 Vipul Gupta , Shikhar Mohan , Lakshya Kumar , Pranjal Chitale , Nikit Begwani , Amit Singh , Manik Varma

In large language models (LLM)-based recommendation systems (LLM-RSs), accurately predicting user preferences by leveraging the general knowledge of LLMs is possible without requiring extensive training data. By converting recommendation…

Information Retrieval · Computer Science 2024-12-20 Genki Kusano , Kosuke Akimoto , Kunihiro Takeoka

Large Language Models (LLMs) have achieved remarkable performance and received significant research interest. The enormous computational demands, however, hinder the local deployment on devices with limited resources. The current prevalent…

Cryptography and Security · Computer Science 2026-02-13 Yujie Gu , Richeng Jin , Xiaoyu Ji , Yier Jin , Wenyuan Xu

Autoregressive Transformers adopted in Large Language Models (LLMs) are hard to scale to long sequences. Despite several works trying to reduce their computational cost, most of LLMs still adopt attention layers between all pairs of tokens…

Computation and Language · Computer Science 2024-06-03 Sotiris Anagnostidis , Dario Pavllo , Luca Biggio , Lorenzo Noci , Aurelien Lucchi , Thomas Hofmann

Large language models (LLMs) have rapidly advanced and demonstrated impressive capabilities. In-Context Learning (ICL) and Parameter-Efficient Fine-Tuning (PEFT) are currently two mainstream methods for augmenting LLMs to downstream tasks.…

Computation and Language · Computer Science 2024-11-21 Luohe Shi , Yao Yao , Zuchao Li , Lefei Zhang , Hai Zhao

Retrieval-augmented large language models (R-LLMs) combine pre-trained large language models (LLMs) with information retrieval systems to improve the accuracy of factual question-answering. However, current libraries for building R-LLMs…

Computation and Language · Computer Science 2023-10-17 Yasuto Hoshi , Daisuke Miyashita , Youyang Ng , Kento Tatsuno , Yasuhiro Morioka , Osamu Torii , Jun Deguchi

Context: The emergence of Large Language Models (LLMs) has significantly transformed Software Engineering (SE) by providing innovative methods for analyzing software repositories. Objectives: Our objective is to establish a practical…

Software Engineering · Computer Science 2024-12-13 Vincenzo de Martino , Joel Castaño , Fabio Palomba , Xavier Franch , Silverio Martínez-Fernández

Large Language Models (LLMs), constrained by their auto-regressive nature, suffer from slow decoding. Speculative decoding methods have emerged as a promising solution to accelerate LLM decoding, attracting attention from both systems and…

Artificial Intelligence · Computer Science 2026-02-03 Xuliang Wang , Yuetao Chen , Maochan Zhen , Fang Liu , Xinzhou Zheng , Xingwu Liu , Hong Xu , Ming Li

As an effective tool for eliciting the power of Large Language Models (LLMs), prompting has recently demonstrated unprecedented abilities across a variety of complex tasks. To further improve the performance, prompt ensemble has attracted…

Computation and Language · Computer Science 2023-08-24 Chenrui Zhang , Lin Liu , Jinpeng Wang , Chuyuan Wang , Xiao Sun , Hongyu Wang , Mingchen Cai

Large Language Models (LLMs) have shown great potential in Automated Program Repair (APR). Test inputs, being crucial for reasoning the root cause of failures, are always included in the prompt for LLM-based APR. Unfortunately, LLMs…

Software Engineering · Computer Science 2025-12-19 Boyang Yang , Luyao Ren , Xin Yin , Jiadong Ren , Haoye Tian , Shunfu Jin

This paper introduces a simple yet effective query expansion approach, denoted as query2doc, to improve both sparse and dense retrieval systems. The proposed method first generates pseudo-documents by few-shot prompting large language…

Information Retrieval · Computer Science 2023-10-12 Liang Wang , Nan Yang , Furu Wei

Recent advancements in Large Language Models (LLMs) have garnered wide attention and led to successful products such as ChatGPT and GPT-4. Their proficiency in adhering to instructions and delivering harmless, helpful, and honest (3H)…

Machine Learning · Computer Science 2023-10-11 Hao Sun

Optimizing inference for long-context large language models (LLMs) is increasingly important due to the quadratic compute and linear memory cost of Transformers. Existing approximate inference methods, including key-value (KV) cache…

Computation and Language · Computer Science 2026-02-03 Kevin Galim , Ethan Ewer , Wonjun Kang , Minjae Lee , Hyung Il Koo , Kangwook Lee