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Relational databases (RDBs) play a crucial role in many real-world web applications, supporting data management across multiple interconnected tables. Beyond typical retrieval-oriented tasks, prediction tasks on RDBs have recently gained…

Artificial Intelligence · Computer Science 2026-01-27 Kyungho Kim , Geon Lee , Juyeon Kim , Dongwon Choi , Shinhwan Kang , Kijung Shin

Retrieval-augmented generation (RAG) enables large language models (LLMs) to dynamically access external information, which is powerful for answering questions over previously unseen documents. Nonetheless, they struggle with high-level…

Artificial Intelligence · Computer Science 2026-04-21 Chi-Hsiang Hsiao , Yi-Cheng Wang , Tzung-Sheng Lin , Yi-Ren Yeh , Chu-Song Chen

While Retrieval-Augmented Generation (RAG) augments Large Language Models (LLMs) with external knowledge, conventional single-agent RAG remains fundamentally limited in resolving complex queries demanding coordinated reasoning across…

Computation and Language · Computer Science 2025-04-18 Pei Liu , Xin Liu , Ruoyu Yao , Junming Liu , Siyuan Meng , Ding Wang , Jun Ma

Retrieval-augmented generation (RAG), which combines large language models (LLMs) with retrievals from external knowledge databases, is emerging as a popular approach for reliable LLM serving. However, efficient RAG serving remains an open…

Information Retrieval · Computer Science 2025-03-24 Wenqi Jiang , Suvinay Subramanian , Cat Graves , Gustavo Alonso , Amir Yazdanbakhsh , Vidushi Dadu

Retrieval-augmented generation (RAG) enhances large language models (LLMs) by integrating external knowledge sources to address their limitations in accessing up-to-date or specialized information. A natural strategy to increase the…

Computation and Language · Computer Science 2025-11-10 Song Wang , Zihan Chen , Peng Wang , Zhepei Wei , Zhen Tan , Yu Meng , Cong Shen , Jundong Li

Large Language Models (LLMs) have shown remarkable reasoning capabilities in mathematical and scientific tasks. To enhance complex reasoning, multi-agent systems have been proposed to harness the collective intelligence of LLM agents.…

Artificial Intelligence · Computer Science 2025-10-22 Zhenyu Bi , Meng Lu , Yang Li , Swastik Roy , Weijie Guan , Morteza Ziyadi , Xuan Wang

Writing compelling fiction is a multifaceted process combining elements such as crafting a plot, developing interesting characters, and using evocative language. While large language models (LLMs) show promise for story writing, they…

Computation and Language · Computer Science 2025-03-17 Fantine Huot , Reinald Kim Amplayo , Jennimaria Palomaki , Alice Shoshana Jakobovits , Elizabeth Clark , Mirella Lapata

Automatic text summarization methods generate a shorter version of the input text to assist the reader in gaining a quick yet informative gist. Existing text summarization methods generally focus on a single aspect of text when selecting…

Information Retrieval · Computer Science 2021-02-22 Ensieh Davoodijam , Nasser Ghadiri , Maryam Lotfi Shahreza , Fabio Rinaldi

The majority of machine learning methods and algorithms give high priority to prediction performance which may not always correspond to the priority of the users. In many cases, practitioners and researchers in different fields, going from…

Large language models (LLMs) and their associated agent-based frameworks have significantly advanced automated information extraction, a critical component of modern recommender systems. While these multitask frameworks are widely used in…

Information Retrieval · Computer Science 2025-07-28 Blaž Škrlj , Benoît Guilleminot , Andraž Tori

The exponential growth of scientific literature poses unprecedented challenges for researchers attempting to synthesize knowledge across rapidly evolving fields. We present \textbf{Agentic AutoSurvey}, a multi-agent framework for automated…

Information Retrieval · Computer Science 2025-09-24 Yixin Liu , Yonghui Wu , Denghui Zhang , Lichao Sun

Robotic agents performing domestic chores by natural language directives are required to master the complex job of navigating environment and interacting with objects in the environments. The tasks given to the agents are often composite…

Robotics · Computer Science 2024-03-14 Suvaansh Bhambri , Byeonghwi Kim , Jonghyun Choi

In the RAG paradigm, the information retrieval module provides context for generators by retrieving and ranking multiple documents to support the aggregation of evidence. However, existing ranking models are primarily optimized for…

Information Retrieval · Computer Science 2026-03-10 Yongqi Fan , Yuxiang Chu , Zhentao Xia , Xiaoyang Chen , Jie Liu , Haijin Liang , Jin Ma , Ben He , Yingfei Sun , Dezhi Ye , Tong Ruan

Retrieval-augmented generation (RAG) integrates large language models ( LLM s) with retrievers to access external knowledge, improving the factuality of LLM generation in knowledge-grounded tasks. To optimize the RAG performance, most…

Information Retrieval · Computer Science 2025-05-07 Zhengliang Shi , Lingyong Yan , Weiwei Sun , Yue Feng , Pengjie Ren , Xinyu Ma , Shuaiqiang Wang , Dawei Yin , Maarten de Rijke , Zhaochun Ren

We propose a method to efficiently learn diverse strategies in reinforcement learning for query reformulation in the tasks of document retrieval and question answering. In the proposed framework an agent consists of multiple specialized…

Machine Learning · Computer Science 2018-12-27 Rodrigo Nogueira , Jannis Bulian , Massimiliano Ciaramita

Diffusion-based generative models have significantly advanced text-to-image synthesis, demonstrating impressive text comprehension and zero-shot generalization. These models refine images from random noise based on textual prompts, with…

Machine Learning · Computer Science 2025-05-16 Youcef Djenouri , Nassim Belmecheri , Tomasz Michalak , Jan Dubiński , Ahmed Nabil Belbachir , Anis Yazidi

Recommender Systems (RSs) in real-world applications often deal with billions of user interactions daily. To capture the most recent trends effectively, it is common to update the model incrementally using only the newly arrived data.…

Information Retrieval · Computer Science 2021-11-09 Danni Peng , Sinno Jialin Pan , Jie Zhang , Anxiang Zeng

We envision a continuous collaborative learning system where groups of LLM agents work together to solve reasoning problems, drawing on memory they collectively build to improve performance as they gain experience. This work establishes the…

Artificial Intelligence · Computer Science 2025-03-11 Julie Michelman , Nasrin Baratalipour , Matthew Abueg

Expert domain writing, such as scientific writing, typically demands extensive domain knowledge. Although large language models (LLMs) show promising potential in this task, evaluating the quality of automatically generated scientific…

Computation and Language · Computer Science 2026-01-12 Furkan Şahinuç , Subhabrata Dutta , Iryna Gurevych

Retrieval-augmented generation (RAG) systems combine large language models (LLMs) with external knowledge retrieval, making them highly effective for knowledge-intensive tasks. A crucial but often under-explored component of these systems…

Computation and Language · Computer Science 2025-05-19 Jiashuo Sun , Xianrui Zhong , Sizhe Zhou , Jiawei Han