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Self-training approach for large language models (LLMs) improves reasoning abilities by training the models on their self-generated rationales. Previous approaches have labeled rationales that produce correct answers for a given question as…

机器学习 · 计算机科学 2025-02-07 Jaehyeok Lee , Keisuke Sakaguchi , JinYeong Bak

Recently, Large Language Models (LLMs) have been widely employed in Conversational Recommender Systems (CRSs). Unlike traditional language model approaches that focus on training, all existing LLMs-based approaches are mainly centered…

计算与语言 · 计算机科学 2025-09-26 Jianyu Wen , Jingyun Wang , Cilin Yan , Jiayin Cai , Xiaolong Jiang , Ying Zhang

In order to be deployed safely, Large Language Models (LLMs) must be capable of dynamically adapting their behavior based on their level of knowledge and uncertainty associated with specific topics. This adaptive behavior, which we refer to…

计算与语言 · 计算机科学 2024-07-04 Alexandre Piché , Aristides Milios , Dzmitry Bahdanau , Chris Pal

Conversational question-answering (CQA) systems aim to create interactive search systems that effectively retrieve information by interacting with users. To replicate human-to-human conversations, existing work uses human annotators to play…

计算与语言 · 计算机科学 2023-12-06 Zahra Abbasiantaeb , Yifei Yuan , Evangelos Kanoulas , Mohammad Aliannejadi

Automated text simplification, a technique useful for making text more accessible to people such as children and emergent bilinguals, is often thought of as a monolingual translation task from complex sentences to simplified sentences using…

计算与语言 · 计算机科学 2023-10-25 Yating Wu , William Sheffield , Kyle Mahowald , Junyi Jessy Li

Knowledge editing techniques, aiming to efficiently modify a minor proportion of knowledge in large language models (LLMs) without negatively impacting performance across other inputs, have garnered widespread attention. However, existing…

Reinforcement learning (RL) plays a central role in improving the reasoning and alignment of large language models, yet its efficiency critically depends on how training data are selected. Existing online selection strategies predominantly…

机器学习 · 计算机科学 2026-03-03 Xinyu Zhou , Boyu Zhu , Haotian Zhang , Huiming Wang , Zhijiang Guo

Continual learning aims to accumulate knowledge over a data stream while mitigating catastrophic forgetting. In Non-exemplar Class Incremental Learning (NECIL), forgetting arises during incremental optimization because old classes are…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Haori Lu , Xusheng Cao , Linlan Huang , Enguang Wang , Fei Yang , Xialei Liu

Large language models achieve strong performance on many complex reasoning tasks, yet their accuracy degrades sharply on benchmarks that require compositional reasoning, including ARC-AGI-2, GPQA, MATH, BBH, and HLE. Existing methods…

人工智能 · 计算机科学 2026-02-18 Sarim Chaudhry

Extractive Question Answering (EQA) in Machine Reading Comprehension (MRC) often faces the challenge of dealing with semantically identical but format-variant inputs. Our work introduces a novel approach, called the ``Query Latent Semantic…

计算与语言 · 计算机科学 2024-05-01 Sheng Ouyang , Jianzong Wang , Yong Zhang , Zhitao Li , Ziqi Liang , Xulong Zhang , Ning Cheng , Jing Xiao

In this paper, we study how open-source large language models (LLMs) can be effectively deployed for improving query rewriting in conversational search, especially for ambiguous queries. We introduce CHIQ, a two-step method that leverages…

信息检索 · 计算机科学 2024-09-27 Fengran Mo , Abbas Ghaddar , Kelong Mao , Mehdi Rezagholizadeh , Boxing Chen , Qun Liu , Jian-Yun Nie

Recommender systems play a pivotal role in providing relevant content to users. With the rapid development of large language models (LLMs), researchers have begun utilizing LLMs to build more powerful recommender systems. However, existing…

信息检索 · 计算机科学 2025-06-26 Haochen Zhang , Tianyi Zhang , Junze Yin , Oren Gal , Anshumali Shrivastava , Vladimir Braverman

Recent advancements in large language models (LLMs) have significantly enhanced the ability of LLM-based systems to perform complex tasks through natural language processing and tool interaction. However, optimizing these LLM-based systems…

计算与语言 · 计算机科学 2025-06-19 Peiyan Zhang , Haibo Jin , Leyang Hu , Xinnuo Li , Liying Kang , Man Luo , Yangqiu Song , Haohan Wang

We present Attentive Reasoning Queries (ARQs), a novel structured reasoning approach that significantly improves instruction-following in Large Language Models through domain-specialized reasoning blueprints. While LLMs demonstrate…

计算与语言 · 计算机科学 2025-03-06 Bar Karov , Dor Zohar , Yam Marcovitz

Conversational recommendation system (CRS) is emerging as a user-friendly way to capture users' dynamic preferences over candidate items and attributes. Multi-shot CRS is designed to make recommendations multiple times until the user either…

信息检索 · 计算机科学 2022-07-04 Yinan Zhang , Boyang Li , Yong Liu , You Yuan , Chunyan Miao

An increasing number of vision-language tasks can be handled with little to no training, i.e., in a zero and few-shot manner, by marrying large language models (LLMs) to vision encoders, resulting in large vision-language models (LVLMs).…

计算与语言 · 计算机科学 2024-04-03 Archiki Prasad , Elias Stengel-Eskin , Mohit Bansal

In-context learning (ICL) is an astonishing emergent ability of large language models (LLMs). By presenting a prompt that includes multiple input-output pairs as examples and introducing a new query input, models can generate the…

机器学习 · 计算机科学 2023-10-06 Timothy Chu , Zhao Song , Chiwun Yang

Complex question-answering (CQA) involves answering complex natural-language questions on a knowledge base (KB). However, the conventional neural program induction (NPI) approach exhibits uneven performance when the questions have different…

计算与语言 · 计算机科学 2020-11-02 Yuncheng Hua , Yuan-Fang Li , Gholamreza Haffari , Guilin Qi , Tongtong Wu

Conversational query clarification enables users to refine their search queries through interactive dialogue, improving search effectiveness. Traditional approaches rely on text-based clarifying questions, which often fail to capture…

信息检索 · 计算机科学 2025-02-18 Kimia Ramezan , Alireza Amiri Bavandpour , Yifei Yuan , Clemencia Siro , Mohammad Aliannejadi

Conversational Recommender System (CRS), which aims to recommend high-quality items to users through interactive conversations, has gained great research interest recently. A CRS is usually composed of a recommendation module and a…

计算与语言 · 计算机科学 2022-10-10 Lingzhi Wang , Huang Hu , Lei Sha , Can Xu , Kam-Fai Wong , Daxin Jiang