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Process mining provides methods to analyse event logs generated by information systems during the execution of processes. It thereby supports the design, validation, and execution of processes in domains ranging from healthcare, through…

数据库 · 计算机科学 2024-02-06 Mehdi Acheli , Daniela Grigori , Matthias Weidlich

Researchers of temporal networks (e.g., social networks and transaction networks) have been interested in mining dynamic patterns of nodes from their diverse interactions. Inspired by recently powerful graph mining methods like skip-gram…

信息检索 · 计算机科学 2023-04-18 Tongya Zheng , Zunlei Feng , Tianli Zhang , Yunzhi Hao , Mingli Song , Xingen Wang , Xinyu Wang , Ji Zhao , Chun Chen

Generative Bayesian Computation (GBC) methods are developed for Casual Inference. Generative methods are simulation-based methods that use a large training dataset to represent posterior distributions as a map (a.k.a. optimal transport) to…

统计方法学 · 统计学 2024-12-25 Maria Nareklishvili , Nicholas Polson , Vadim Sokolov

Current chart-related tasks, such as chart generation (NL2Chart), chart schema parsing, chart data parsing, and chart question answering (ChartQA), are typically studied in isolation, preventing models from learning the shared semantics…

计算与语言 · 计算机科学 2026-04-10 Dazhen Deng , Sen Yang , Yuchen He , Yuan Tian , Yingcai Wu

Personalized recommender systems have been widely studied and deployed to reduce information overload and satisfy users' diverse needs. However, conventional recommendation models solely conduct a one-time training-test fashion and can…

信息检索 · 计算机科学 2023-03-22 Bowei He , Xu He , Yingxue Zhang , Ruiming Tang , Chen Ma

Recent years have witnessed the rapid development of acceleration techniques for diffusion models, especially caching-based acceleration methods. These studies seek to answer two fundamental questions: "When to cache" and "How to use…

计算机视觉与模式识别 · 计算机科学 2025-10-03 Jiazi Bu , Pengyang Ling , Yujie Zhou , Yibin Wang , Yuhang Zang , Dahua Lin , Jiaqi Wang

Community detection is a popular approach to understand the organization of interactions in static networks. For that purpose, the Clique Percolation Method (CPM), which involves the percolation of k-cliques, is a well-studied technique…

社会与信息网络 · 计算机科学 2024-05-27 Alexis Baudin , Lionel Tabourier , Clémence Magnien

Full stack software applications are often simplified to basic CRUD operations, which can overlook the intricate principles of computer science necessary for addressing complex development challenges. Current methodologies frequently fall…

软件工程 · 计算机科学 2025-01-22 Dong Liu

Data mining has been widely recognized as a powerful tool to explore added value from large-scale databases. Finding frequent item sets in databases is a crucial in data mining process of extracting association rules. Many algorithms were…

数据库 · 计算机科学 2010-03-23 M. S. Danessh , C. Balasubramanian , K. Duraiswamy

Structural search and feature extraction are a central subject in modern materials design, the efficiency of which is currently limited, but can be potentially boosted by machine learning (ML). Here, we develop an ML-based…

材料科学 · 物理学 2023-02-08 Chuannan Li , Hanpu Liang , Xie Zhang , Zijing Lin , Su-Huai Wei

Predicting user churn in non-subscription gig platforms, where disengagement is implicit, poses unique challenges due to the absence of explicit labels and the dynamic nature of user behavior. Existing methods often rely on aggregated…

计算机视觉与模式识别 · 计算机科学 2025-06-24 Sina Najafi , M. Hadi Sepanj , Fahimeh Jafari

Most classification methods are based on the assumption that data conforms to a stationary distribution. The machine learning domain currently suffers from a lack of classification techniques that are able to detect the occurrence of a…

Recommendation systems are essential tools in modern e-commerce, facilitating personalized user experiences by suggesting relevant products. Recent advancements in generative models have demonstrated potential in enhancing recommendation…

Despite achieving state-of-the-art generation quality, diffusion models are hindered by the substantial computational burden of their iterative sampling process. While feature caching techniques achieve effective acceleration at higher step…

计算机视觉与模式识别 · 计算机科学 2026-03-04 Benlei Cui , Shaoxuan He , Bukun Huang , Zhizeng Ye , Yunyun Sun , Longtao Huang , Hui Xue , Yang Yang , Jingqun Tang , Zhou Zhao , Haiwen Hong

User preference modeling is a vital yet challenging problem in personalized product search. In recent years, latent space based methods have achieved state-of-the-art performance by jointly learning semantic representations of products,…

信息检索 · 计算机科学 2022-02-15 Fan Lu , Qimai Li , Bo Liu , Xiao-Ming Wu , Xiaotong Zhang , Fuyu Lv , Guli Lin , Sen Li , Taiwei Jin , Keping Yang

Information cascades are ubiquitous in various social networking web sites. What mechanisms drive information diffuse in the networks? How does the structure and size of the cascades evolve in time? When and which users will adopt a certain…

社会与信息网络 · 计算机科学 2015-12-29 Tao Wu , Leiting Chen , Xingping Xian , Yuxiao Guo

Online planning of whole-body motions for legged robots is challenging due to the inherent nonlinearity in the robot dynamics. In this work, we propose a nonlinear MPC framework, the BiConMP which can generate whole body trajectories online…

机器人学 · 计算机科学 2022-09-16 Avadesh Meduri , Paarth Shah , Julian Viereck , Majid Khadiv , Ioannis Havoutis , Ludovic Righetti

Causal discovery algorithms based on probabilistic graphical models have emerged in geoscience applications for the identification and visualization of dynamical processes. The key idea is to learn the structure of a graphical model from…

机器学习 · 计算机科学 2015-12-29 Imme Ebert-Uphoff , Yi Deng

A common technique to speed up shortest path queries in graphs is to use a bidirectional search, i.e., performing a forward search from the start and a backward search from the destination until a common vertex on a shortest path is found.…

数据结构与算法 · 计算机科学 2023-04-04 Thomas Bläsius , Marcus Wilhelm

Data prefetching aims to improve access times to data storage systems by predicting data records that are likely to be accessed by subsequent requests and retrieving them into a memory cache before they are needed. In the case of Persistent…

数据库 · 计算机科学 2020-05-26 Rizkallah Touma , Anna Queralt , Toni Cortes