English
Related papers

Related papers: MHTS: Multi-Hop Tree Structure Framework for Gener…

200 papers

Large Language Models (LLMs) excel in many areas but continue to face challenges with complex reasoning tasks, such as Multi-Hop Question Answering (MHQA). MHQA requires integrating evidence from diverse sources while managing intricate…

Computation and Language · Computer Science 2025-05-29 Bolei He , Xinran He , Mengke Chen , Xianwei Xue , Ying Zhu , Zhenhua Ling

Retrieval-augmented generation (RAG) enhances large language models (LLMs) with external knowledge to answer questions more accurately. However, research on evaluating RAG systems-particularly the retriever component-remains limited, as…

Information Retrieval · Computer Science 2026-04-21 Lorenz Brehme , Thomas Ströhle , Ruth Breu

In this work, we adapt a method based on multiple hypothesis tracking (MHT) that has been shown to give state-of-the-art vessel segmentation results in interactive settings, for the purpose of extracting trees. Regularly spaced tubular…

Computer Vision and Pattern Recognition · Computer Science 2020-07-01 Raghavendra Selvan , Jens Petersen , Jesper H Pedersen , Marleen de Bruijne

Monte Carlo tree search (MCTS) is one of the most capable online search algorithms for sequential planning tasks, with significant applications in areas such as resource allocation and transit planning. Despite its strong performance in…

Artificial Intelligence · Computer Science 2024-10-31 Ziyan An , Hendrik Baier , Abhishek Dubey , Ayan Mukhopadhyay , Meiyi Ma

Large Language Models (LLMs) face significant accuracy degradation due to insufficient reasoning ability when dealing with complex and abstract tasks. Thought structures such as Chain of Thought (CoT) and Tree of Thought (ToT) focus on…

Computation and Language · Computer Science 2025-09-29 Fengxiao Tang , Yufeng Li , Zongzong Wu , Ming Zhao

The retrieval-augmented generation (RAG) enables retrieval of relevant information from an external knowledge source and allows large language models (LLMs) to answer queries over previously unseen document collections. However, it was…

Computation and Language · Computer Science 2025-04-03 Mykhailo Poliakov , Nadiya Shvai

Multi-hop question answering is a challenging task with distinct industrial relevance, and Retrieval-Augmented Generation (RAG) methods based on large language models (LLMs) have become a popular approach to tackle this task. Owing to the…

Computation and Language · Computer Science 2025-01-31 Zhouyu Jiang , Mengshu Sun , Lei Liang , Zhiqiang Zhang

In real-world information-seeking scenarios, users have dynamic and diverse needs, requiring RAG systems to demonstrate adaptable resilience. To comprehensively evaluate the resilience of current RAG methods, we introduce HawkBench, a…

Information Retrieval · Computer Science 2025-09-25 Hongjin Qian , Zheng Liu , Chao Gao , Yankai Wang , Defu Lian , Zhicheng Dou

Retrieval-Augmented Generation (RAG) grounds large language models in external evidence, yet it still falters when answers must be pieced together across semantically distant documents. We close this gap with the Hierarchical Lexical Graph…

Retrieval-Augmented Generation (RAG) enhances the response capabilities of language models by integrating external knowledge sources. However, document chunking as an important part of RAG system often lacks effective evaluation tools. This…

Computation and Language · Computer Science 2025-10-10 Wensheng Lu , Keyu Chen , Ruizhi Qiao , Xing Sun

Large language models demonstrate exceptional performance in simple code generation tasks but still face challenges in tackling complex problems. These challenges may stem from insufficient reasoning and problem decomposition capabilities.…

Computation and Language · Computer Science 2025-05-12 Bin Xu , Yiguan Lin , Yinghao Li , Yang Gao

Question answering (QA) over tables and text has gained much popularity over the years. Multi-hop table-text QA requires multiple hops between the table and text, making it a challenging QA task. Although several works have attempted to…

Computation and Language · Computer Science 2024-10-02 Jayetri Bardhan , Bushi Xiao , Daisy Zhe Wang

Tree search methods have demonstrated impressive performance in code generation. Previous methods combine tree search with reflection that summarizes past mistakes to achieve iterative improvement. However, these methods face significant…

Software Engineering · Computer Science 2025-10-27 Qingyao Li , Wei Xia , Kounianhua Du , Xinyi Dai , Ruiming Tang , Yasheng Wang , Yong Yu , Weinan Zhang

Heuristic design upholds modern electronic design automation (EDA) tools, yet crafting effective placement, routing, and scheduling strategies entails substantial expertise. We study how large language models (LLMs) can systematically…

Hardware Architecture · Computer Science 2026-04-30 Shiva Ahir , Alex Doboli

Multi-hop reasoning for question answering (QA) plays a critical role in retrieval-augmented generation (RAG) for modern large language models (LLMs). The accurate answer can be obtained through retrieving relational structure of entities…

Artificial Intelligence · Computer Science 2025-10-21 Changhao Wang , Yanfang Liu , Xinxin Fan , Anzhi Zhou , Lao Tian , Yunfeng Lu

LLMs demonstrate strong performance in auto-mated software engineering, particularly for code generation and issue resolution. While proprietary models like GPT-4o achieve high benchmarks scores on SWE-bench, their API dependence, cost, and…

Software Engineering · Computer Science 2025-06-17 Yibo Wang , Zhihao Peng , Ying Wang , Zhao Wei , Hai Yu , Zhiliang Zhu

Retrieval-Augmented Generation (RAG) encounters efficiency challenges when scaling to massive knowledge bases while preserving contextual relevance. We propose Hash-RAG, a framework that integrates deep hashing techniques with systematic…

Information Retrieval · Computer Science 2025-06-04 Jinyu Guo , Xunlei Chen , Qiyang Xia , Zhaokun Wang , Jie Ou , Libo Qin , Shunyu Yao , Wenhong Tian

Most existing multi-hop datasets are extractive answer datasets, where the answers to the questions can be extracted directly from the provided context. This often leads models to use heuristics or shortcuts instead of performing true…

Computation and Language · Computer Science 2024-06-21 Julian Schnitzler , Xanh Ho , Jiahao Huang , Florian Boudin , Saku Sugawara , Akiko Aizawa

Recent progress in retrieval-augmented generation (RAG) has led to more accurate and interpretable multi-hop question answering (QA). Yet, challenges persist in integrating iterative reasoning steps with external knowledge retrieval. To…

Computation and Language · Computer Science 2025-10-06 Tengjun Ni , Xin Yuan , Shenghong Li , Kai Wu , Ren Ping Liu , Wei Ni , Wenjie Zhang

Large language models (LLMs) remain brittle on multi-hop question answering (MHQA), where answering requires combining evidence across documents through retrieval and reasoning. Iterative retrieval systems can fail by locking onto an early…

Artificial Intelligence · Computer Science 2026-04-01 Xingyu Li , Rongguang Wang , Yuying Wang , Mengqing Guo , Chenyang Li , Tao Sheng , Sujith Ravi , Dan Roth