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Text-to-image person re-identification (ReID) aims to retrieve the images of an interested person based on textual descriptions. One main challenge for this task is the high cost in manually annotating large-scale databases, which affects…

计算机视觉与模式识别 · 计算机科学 2025-03-14 Jiayu Jiang , Changxing Ding , Wentao Tan , Junhong Wang , Jin Tao , Xiangmin Xu

Despite the strong abilities, large language models (LLMs) still suffer from hallucinations and reliance on outdated knowledge, raising concerns in knowledge-intensive tasks. Graph-based retrieval-augmented generation (GRAG) enriches LLMs…

Knowledge gaps and hallucinations are persistent challenges for Large Language Models (LLMs), which generate unreliable responses when lacking the necessary information to fulfill user instructions. Existing approaches, such as…

计算与语言 · 计算机科学 2025-11-20 Riccardo Pozzi , Matteo Palmonari , Andrea Coletta , Luigi Bellomarini , Jens Lehmann , Sahar Vahdati

Recent advances in personalized MLLMs enable effective capture of user-specific concepts, supporting both recognition of personalized concepts and contextual captioning. However, humans typically explore and reason over relations among…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Yifan Xiang , Zhenxi Zhang , Bin Li , Yixuan Weng , Shoujun Zhou , Yangfan He , Keqin Li

Retrieval-Augmented Generation (RAG) has emerged as a prominent method for incorporating domain knowledge into Large Language Models (LLMs). While RAG enhances response relevance by incorporating retrieved domain knowledge in the context,…

计算与语言 · 计算机科学 2025-03-28 Kushagra Bhushan , Yatin Nandwani , Dinesh Khandelwal , Sonam Gupta , Gaurav Pandey , Dinesh Raghu , Sachindra Joshi

Large Language Models (LLMs) have achieved exceptional capabilities in open generation across various domains, yet they encounter difficulties with tasks that require intensive knowledge. To address these challenges, methods for integrating…

计算与语言 · 计算机科学 2024-12-17 Fali Wang , Runxue Bao , Suhang Wang , Wenchao Yu , Yanchi Liu , Wei Cheng , Haifeng Chen

The automatic construction of knowledge graphs (KGs) is an important research area in medicine, with far-reaching applications spanning drug discovery and clinical trial design. These applications hinge on the accurate identification of…

计算与语言 · 计算机科学 2025-01-30 Vahan Arsenyan , Spartak Bughdaryan , Fadi Shaya , Kent Small , Davit Shahnazaryan

Large Language Models (LLMs) have demonstrated strong performance in open-ended generation tasks. However, they often struggle to adapt content to users with differing cognitive capacities, leading to a phenomenon we term cognitive…

计算与语言 · 计算机科学 2025-09-25 Qingsong Wang , Tao Wu , Wang Lin , Yueying Feng , Gongsheng Yuan , Chang Yao , Jingyuan Chen

Annotating large datasets can be challenging. However, crowd-sourcing is often expensive and can lack quality, especially for non-trivial tasks. We propose a method of using LLMs as few-shot learners for annotating data in a complex natural…

ChatGPT said: Text-attributed graphs, where nodes and edges contain rich textual information, are widely used across diverse domains. A central challenge in this setting is question answering, which requires jointly leveraging unstructured…

计算与语言 · 计算机科学 2025-12-23 Lihui Liu

Feature engineering for tabular data remains a critical yet challenging step in machine learning. Recently, large language models (LLMs) have been used to automatically generate new features by leveraging their vast knowledge. However,…

人工智能 · 计算机科学 2025-06-26 Sungwon Han , Sungkyu Park , Seungeon Lee

Large Language Models (LLMs) have demonstrated remarkable capabilities across a wide range of language tasks, yet complex multi-step reasoning remains a fundamental challenge. While Large Reasoning Models (LRMs) equipped with extended…

人工智能 · 计算机科学 2026-03-17 Guangfu Hao , Yuming Dai , Xianzhe Qin , Shan Yu

The Semantic Table Annotation (STA) task, which includes Column Type Annotation (CTA) and Cell Entity Annotation (CEA), maps table contents to ontology entities and plays important roles in various semantic applications. However, complex…

计算与语言 · 计算机科学 2025-08-19 Yilin Geng , Shujing Wang , Chuan Wang , Keqing He , Yanfei Lv , Ying Wang , Zaiwen Feng , Xiaoying Bai

Deep Learning (DL) techniques are increasingly applied in scientific studies across various domains to address complex research questions. However, the methodological details of these DL models are often hidden in the unstructured text. As…

信息检索 · 计算机科学 2024-11-15 Vamsi Krishna Kommineni , Birgitta König-Ries , Sheeba Samuel

Large Language Models (LLMs) excel in data synthesis but can be inaccurate in domain-specific tasks, which retrieval-augmented generation (RAG) systems address by leveraging user-provided data. However, RAGs require optimization in both…

计算与语言 · 计算机科学 2024-11-05 Kazi Ahmed Asif Fuad , Lizhong Chen

Data annotation refers to the labeling or tagging of textual data with relevant information. A large body of works have reported positive results on leveraging LLMs as an alternative to human annotators. However, existing studies focus on…

计算与语言 · 计算机科学 2024-10-07 Yu-Min Tseng , Wei-Lin Chen , Chung-Chi Chen , Hsin-Hsi Chen

Large language models (LLMs) have achieved impressive performance on knowledge-intensive tasks, yet they often struggle with multi-step reasoning due to the unstructured nature of retrieved context. While retrieval-augmented generation…

计算与语言 · 计算机科学 2026-01-30 Pengcheng Jiang , Lang Cao , Ruike Zhu , Minhao Jiang , Yunyi Zhang , Jiaming Shen , Jimeng Sun , Jiawei Han

The success of large language models (LLMs) depends heavily on large-scale, high-quality instruction-following and reinforcement datasets. However, generating such data through human annotation is prohibitively time-consuming particularly…

计算与语言 · 计算机科学 2026-02-02 Chenhua Shi , Gregor Macdonald , Bhavika Jalli , Wanlu Lei , John Zou , Mridul Jain , Joji Philip

Answering complex queries over incomplete knowledge graphs (KGs) is a challenging job. Most previous works have focused on learning entity/relation embeddings and simulating first-order logic operators with various neural networks. However,…

计算与语言 · 计算机科学 2025-03-04 Tianle Xia , Liang Ding , Guojia Wan , Yibing Zhan , Bo Du , Dacheng Tao

Propaganda detection on social media remains challenging due to task complexity and limited high-quality labeled data. This paper introduces a novel framework that combines human expertise with Large Language Model (LLM) assistance to…

计算与语言 · 计算机科学 2025-07-25 Ariana Sahitaj , Premtim Sahitaj , Veronika Solopova , Jiaao Li , Sebastian Möller , Vera Schmitt