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相关论文: MAUIL: Multi-level Attribute Embedding for Semi-su…

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The rapid advancement of Visual Language Models (VLMs) has enabled sophisticated analysis of visual content, leading to concerns about the inference of sensitive user attributes and subsequent privacy risks. While technical capabilities of…

人机交互 · 计算机科学 2025-08-12 Shuning Zhang , Gengrui Zhang , Yibo Meng , Ziyi Zhang , Hantao Zhao , Xin Yi , Hewu Li

Person re-identification (Re-ID) aims to match identities across non-overlapping camera views. Researchers have proposed many supervised Re-ID models which require quantities of cross-view pairwise labelled data. This limits their…

计算机视觉与模式识别 · 计算机科学 2019-02-08 Hong-Xing Yu , Ancong Wu , Wei-Shi Zheng

In this paper, we focus on the semi-supervised person re-identification (Re-ID) case, which only has the intra-camera (within-camera) labels but not inter-camera (cross-camera) labels. In real-world applications, these intra-camera labels…

计算机视觉与模式识别 · 计算机科学 2020-03-25 Lei Qi , Lei Wang , Jing Huo , Yinghuan Shi , Yang Gao

Facial Action Unit (AU) detection is a crucial task in affective computing and social robotics as it helps to identify emotions expressed through facial expressions. Anatomically, there are innumerable correlations between AUs, which…

计算机视觉与模式识别 · 计算机科学 2023-08-16 Xin Liu , Kaishen Yuan , Xuesong Niu , Jingang Shi , Zitong Yu , Huanjing Yue , Jingyu Yang

Unsupervised image semantic segmentation(UISS) aims to match low-level visual features with semantic-level representations without outer supervision. In this paper, we address the critical properties from the view of feature alignments and…

计算机视觉与模式识别 · 计算机科学 2024-12-11 Daoan Zhang , Chenming Li , Haoquan Li , Wenjian Huang , Lingyun Huang , Jianguo Zhang

Recently, much effort has been devoted to modeling users' multi-interests based on their behaviors or auxiliary signals. However, existing methods often rely on heuristic assumptions, e.g., co-occurring items indicate the same interest of…

信息检索 · 计算机科学 2025-07-18 Ziyan Wang , Yingpeng Du , Zhu Sun , Jieyi Bi , Haoyan Chua , Tianjun Wei , Jie Zhang

Oftentimes, patterns can be represented through different modalities. For example, leaf data can be in the form of images or contours. Handwritten characters can also be either online or offline. To exploit this fact, we propose the use of…

计算机视觉与模式识别 · 计算机科学 2021-03-09 Shinnosuke Matsuo , Seiichi Uchida , Brian Kenji Iwana

In most E-commerce platforms, whether the displayed items trigger the user's interest largely depends on their most eye-catching multimodal content. Consequently, increasing efforts focus on modeling multimodal user preference, and the…

信息检索 · 计算机科学 2022-10-17 Kang Liu , Feng Xue , Dan Guo , Le Wu , Shujie Li , Richang Hong

Most existing community-related studies focus on detection, which aim to find the community membership for each user from user friendship links. However, membership alone, without a complete profile of what a community is and how it…

社会与信息网络 · 计算机科学 2017-01-18 Hongyun Cai , Vincent W. Zheng , Fanwei Zhu , Kevin Chen-Chuan Chang , Zi Huang

Unsupervised domain adaptation (UDA) methods for person re-identification (re-ID) aim at transferring re-ID knowledge from labeled source data to unlabeled target data. Although achieving great success, most of them only use limited data…

计算机视觉与模式识别 · 计算机科学 2021-04-28 Zechen Bai , Zhigang Wang , Jian Wang , Di Hu , Errui Ding

Networks are ubiquitous structure that describes complex relationships between different entities in the real world. As a critical component of prediction task over nodes in networks, learning the feature representation of nodes has become…

机器学习 · 计算机科学 2018-09-10 Hansheng Xue , Jiajie Peng , Xuequn Shang

Recent advances in Large Language Models (LLMs) have demonstrated promising performance in sequential recommendation tasks, leveraging their superior language understanding capabilities. However, existing LLM-based recommendation approaches…

信息检索 · 计算机科学 2024-12-10 Minglai Shao , Hua Huang , Qiyao Peng , Hongtao Liu

Social media user representation learning aims to capture user preferences, interests, and behaviors in low-dimensional vector representations. These representations are critical to a range of social problems, including predicting user…

社会与信息网络 · 计算机科学 2025-03-24 Siyi Guo , Keith Burghardt , Valeria Pantè , Kristina Lerman

We present a highly effective unsupervised framework for detecting the stance of prolific Twitter users with respect to controversial topics. In particular, we use dimensionality reduction to project users onto a low-dimensional space,…

社会与信息网络 · 计算机科学 2020-05-22 Kareem Darwish , Peter Stefanov , Michaël Aupetit , Preslav Nakov

User modeling is critical for developing personalized services in industry. A common way for user modeling is to learn user representations that can be distinguished by their interests or preferences. In this work, we focus on developing…

机器学习 · 计算机科学 2020-12-14 Jie Gu , Feng Wang , Qinghui Sun , Zhiquan Ye , Xiaoxiao Xu , Jingmin Chen , Jun Zhang

Various multi-instance learning (MIL) based approaches have been developed and successfully applied to whole-slide pathological images (WSI). Existing MIL methods emphasize the importance of feature aggregators, but largely neglect the…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Yicheng Song , Tiancheng Lin , Die Peng , Su Yang , Yi Xu

There has been a widespread emergence of computing devices in the past few years that go beyond the capabilities of traditional desktop computers. However, users want to use the same kinds of applications and access the same data and…

人机交互 · 计算机科学 2007-05-23 Mir Farooq Ali , Manuel A. Perez-Quinones , Eric Shell , Marc Abrams

In recent times, the field of unsupervised representation learning (URL) for time series data has garnered significant interest due to its remarkable adaptability across diverse downstream applications. Unsupervised learning goals differ…

机器学习 · 计算机科学 2025-05-12 Chen Liang , Donghua Yang , Zhiyu Liang , Hongzhi Wang , Zheng Liang , Xiyang Zhang , Jianfeng Huang

Concept-based methods have emerged as a promising direction to develop interpretable neural networks in standard supervised settings. However, most works that study them in incremental settings assume either a static concept set across all…

In recent years, researchers attempt to utilize online social information to alleviate data sparsity for collaborative filtering, based on the rationale that social networks offers the insights to understand the behavioral patterns.…

信息检索 · 计算机科学 2021-10-11 Xiaoling Long , Chao Huang , Yong Xu , Huance Xu , Peng Dai , Lianghao Xia , Liefeng Bo