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Privacy-preserving data mining has become an important topic. People have built several multi-party-computation (MPC)-based frameworks to provide theoretically guaranteed privacy, the poor performance of real-world algorithms have always…

密码学与安全 · 计算机科学 2021-05-18 Xiaoyu Fan , Guosai Wang , Kun Chen , Xu He , Wei Xu

Advanced persistent threats (APTs) are stealthy and multi-stage, making single-point defenses (e.g., malware- or traffic-based detectors) ill-suited to capture long-range and cross-entity attack semantics. Provenance-graph analysis has…

密码学与安全 · 计算机科学 2026-01-14 Mingqi Lv , Shanshan Zhang , Haiwen Liu , Tieming Chen , Tiantian Zhu

Document Visual Question Answering (DocVQA) requires models to jointly understand textual semantics, spatial layout, and visual features. Current methods struggle with explicit spatial relationship modeling, inefficiency with…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Ahmad Mohammadshirazi , Pinaki Prasad Guha Neogi , Dheeraj Kulshrestha , Rajiv Ramnath

Multiview point cloud registration is a fundamental task for constructing globally consistent 3D models. Existing approaches typically rely on feature extraction and data association across multiple point clouds; however, these processes…

计算机视觉与模式识别 · 计算机科学 2025-06-25 Yiran Zhou , Yingyu Wang , Shoudong Huang , Liang Zhao

We study three-way joins on MapReduce. Joins are very useful in a multitude of applications from data integration and traversing social networks, to mining graphs and automata-based constructions. However, joins are expensive, even for…

数据库 · 计算机科学 2014-05-19 Ben Kimmett , Alex Thomo , S. Venkatesh

We present CAISSON, a novel hierarchical approach to Retrieval-Augmented Generation (RAG) that transforms traditional single-vector search into a multi-view clustering framework. At its core, CAISSON leverages dual Self-Organizing Maps…

计算与语言 · 计算机科学 2024-12-05 Igor Halperin

Recent advances in generative models have led to their application in password guessing, with the aim of replicating the complexity, structure, and patterns of human-created passwords. Despite their potential, inconsistencies and inadequate…

密码学与安全 · 计算机科学 2025-10-20 William Corrias , Fabio De Gaspari , Dorjan Hitaj , Luigi V. Mancini

Modern autonomous vehicles and robots utilize versatile sensors for localization and mapping. The fidelity of these maps is paramount, as an accurate environmental representation is a prerequisite for stable and precise localization. Factor…

机器人学 · 计算机科学 2026-02-10 Mark Griguletskii , Danil Belov , Pavel Osinenko

Non-relational databases are the common means of data storage in the Cloud, and optimizing the data access is of paramount importance into determining the overall Cloud system performance. In this paper, we present GAIA, a novel model for…

分布式、并行与集群计算 · 计算机科学 2014-06-11 Ali Elouafiq , Redouan Abid

With the explosive growth of multi-source data, multi-view clustering has attracted great attention in recent years. Most existing multi-view methods operate in raw feature space and heavily depend on the quality of original feature…

机器学习 · 计算机科学 2022-05-20 Liang Liu , Peng Chen , Guangchun Luo , Zhao Kang , Yonggang Luo , Sanchu Han

Graph-based multi-view clustering has achieved better performance than most non-graph approaches. However, in many real-world scenarios, the graph structure of data is not given or the quality of initial graph is poor. Additionally,…

机器学习 · 计算机科学 2022-09-23 Erlin Pan , Zhao Kang

Exploring the complementary information of multi-view data to improve clustering effects is a crucial issue in multi-view clustering. In this paper, we propose a novel model based on information theory termed Informative Multi-View…

机器学习 · 计算机科学 2023-05-31 Fu Lele , Zhang Lei , Wang Tong , Chen Chuan , Zhang Chuanfu , Zheng Zibin

Deep learning methods for Visual Place Recognition (VPR) have advanced significantly, largely driven by large-scale datasets. However, most existing approaches are trained on a single dataset, which can introduce dataset-specific inductive…

计算机视觉与模式识别 · 计算机科学 2026-03-10 Jiuhong Xiao , Yang Zhou , Giuseppe Loianno

The coordination between agents in multi-agent systems has become a popular topic in many fields. To catch the inner relationship between agents, the graph structure is combined with existing methods and improves the results. But in…

多智能体系统 · 计算机科学 2023-12-08 Guangchong Zhou , Zhiwei Xu , Zeren Zhang , Guoliang Fan

The success of existing multi-view clustering (MVC) relies on the assumption that all views are complete. However, samples are usually partially available due to data corruption or sensor malfunction, which raises the research of incomplete…

机器学习 · 计算机科学 2023-09-01 Yi Wen , Siwei Wang , Ke Liang , Weixuan Liang , Xinhang Wan , Xinwang Liu , Suyuan Liu , Jiyuan Liu , En Zhu

Geo-social group search aims to find a group of people proximate to a location while socially related. One of the driven applications for geo-social group search is organizing an impromptu activity. This is because the social cohesiveness…

数据库 · 计算机科学 2019-12-19 Lu Chen , Chengfei Liu , Rui Zhou , Jiajie Xu , Jianxin Li

Existing state-of-the-art feature matchers capture long-range dependencies with Transformers but are hindered by high spatial complexity, leading to demanding training and highlatency inference. Striking a better balance between performance…

计算机视觉与模式识别 · 计算机科学 2025-03-06 Xiaoyong Lu , Songlin Du

Graph condensation (GC) has gained significant attention for its ability to synthesize smaller yet informative graphs. However, existing studies often overlook the robustness of GC in scenarios where the original graph is corrupted. In such…

机器学习 · 计算机科学 2025-11-25 Jiayi Luo , Qingyun Sun , Beining Yang , Haonan Yuan , Xingcheng Fu , Yanbiao Ma , Jianxin Li , Philip S. Yu

Joint modeling of multiview graphs with a common set of nodes between views and auxiliary predictors is an essential, yet less explored, area in statistical methodology. Traditional approaches often treat graphs in different views as…

统计方法学 · 统计学 2026-03-24 Sharmistha Guha , Jose Rodriguez-Acosta , Ivo Dinov

Join operations (especially n-way, many-to-many joins) are known to be time- and resource-consuming. At large scales, with respect to table and join-result sizes, current state of the art approaches (including both binary-join plans which…

数据库 · 计算机科学 2022-06-23 Ali Mohammadi Shanghooshabad , Peter Triantafillou