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String constraint solving refers to solving combinatorial problems involving constraints over string variables. String solving approaches have become popular over the last years given the massive use of strings in different application…

人工智能 · 计算机科学 2021-07-01 Roberto Amadini

Data is of high quality if it is fit for its intended use. The quality of data is influenced by the underlying data model and its quality. One major quality problem is the heterogeneity of data as quality aspects such as understandability…

机器学习 · 计算机科学 2021-11-15 Viola Wenz , Arno Kesper , Gabriele Taentzer

Clustering is the problem of separating a set of objects into groups (called clusters) so that objects within the same cluster are more similar to each other than to those in different clusters. Spectral clustering is a now well-known…

机器学习 · 计算机科学 2012-11-16 B. Cung , T. Jin , J. Ramirez , A. Thompson , C. Boutsidis , D. Needell

Model merging combines multiple fine-tuned models into a single model by adding their weight updates, providing a lightweight alternative to retraining. Existing methods primarily target resolving conflicts between task updates, leaving the…

机器学习 · 计算机科学 2026-05-22 Yayuan Li , Ze Peng , Jian Zhang , Jintao Guo , Yue Duan , Yinghuan Shi

Machine learning has been utilized to perform tasks in many different domains such as classification, object detection, image segmentation and natural language analysis. Data labeling has always been one of the most important tasks in…

机器学习 · 计算机科学 2021-09-09 Shikun Zhang , Omid Jafari , Parth Nagarkar

Modern privacy regulations have spurred the evolution of machine unlearning, a technique enabling a trained model to efficiently forget specific training data. In prior unlearning methods, the concept of "data forgetting" is often…

机器学习 · 计算机科学 2025-01-24 Zhenxing Niu , Haoxuan Ji , Yuyao Sun , Zheng Lin , Fei Gao , Yuhang Wang , Haichao Gao

Cluster deletion is an NP-hard graph clustering objective with applications in computational biology and social network analysis, where the goal is to delete a minimum number of edges to partition a graph into cliques. We first provide a…

数据结构与算法 · 计算机科学 2024-04-26 Vicente Balmaseda , Ying Xu , Yixin Cao , Nate Veldt

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

Entity resolution (record linkage, microclustering) systems are notoriously difficult to evaluate. Looking for a needle in a haystack, traditional evaluation methods use sophisticated, application-specific sampling schemes to find matching…

计算与语言 · 计算机科学 2024-04-09 Olivier Binette , Youngsoo Baek , Siddharth Engineer , Christina Jones , Abel Dasylva , Jerome P. Reiter

Supervised classification algorithms are used to solve a growing number of real-life problems around the globe. Their performance is strictly connected with the quality of labels used in training. Unfortunately, acquiring good-quality…

机器学习 · 计算机科学 2024-07-08 Daniel Kałuża , Andrzej Janusz , Dominik Ślęzak

There is no, nor will there ever be, single best clustering algorithm. Nevertheless, we would still like to be able to distinguish between methods that work well on certain task types and those that systematically underperform. Clustering…

机器学习 · 计算机科学 2025-10-16 Marek Gagolewski

Many problems in computer vision require dealing with sparse, unordered data in the form of point clouds. Permutation-equivariant networks have become a popular solution-they operate on individual data points with simple perceptrons and…

计算机视觉与模式识别 · 计算机科学 2021-02-02 Weiwei Sun , Wei Jiang , Eduard Trulls , Andrea Tagliasacchi , Kwang Moo Yi

This paper addresses the limitations of conventional vector quantization algorithms, particularly K-Means and its variant K-Means++, and investigates the Stochastic Quantization (SQ) algorithm as a scalable alternative for high-dimensional…

机器学习 · 计算机科学 2025-03-11 Anton Kozyriev , Vladimir Norkin

Data quality problems are a large threat in data science. In this paper, we propose a data-cleaning autoencoder capable of near-automatic data quality improvement. It learns the structure and dependencies in the data and uses it as evidence…

数据库 · 计算机科学 2021-08-04 R. R. Mauritz , F. P. J. Nijweide , J. Goseling , M. van Keulen

Entity resolution (ER) is the task of identifying records belonging to the same entity (e.g. individual, group) across one or multiple databases. Ironically, it has multiple names: deduplication and record linkage, among others. In this…

数据库 · 计算机科学 2015-09-15 Matt Barnes

Clustering aims to group unlabeled objects based on similarity inherent among them into clusters. It is important for many tasks such as anomaly detection, database sharding, record linkage, and others. Some clustering methods are taken as…

数据库 · 计算机科学 2024-12-02 Binbin Gu , Saeed Kargar , Faisal Nawab

Many tasks in explainable machine learning, such as data valuation and feature attribution, perform expensive computation for each data point and are intractable for large datasets. These methods require efficient approximations, and…

机器学习 · 计算机科学 2024-10-31 Ian Covert , Chanwoo Kim , Su-In Lee , James Zou , Tatsunori Hashimoto

Malware, or software designed with harmful intent, is an ever-evolving threat that can have drastic effects on both individuals and institutions. Neural network malware classification systems are key tools for combating these threats but…

密码学与安全 · 计算机科学 2024-04-09 Preston K. Robinette , Diego Manzanas Lopez , Serena Serbinowska , Kevin Leach , Taylor T. Johnson

The unsupervised text clustering is one of the major tasks in natural language processing (NLP) and remains a difficult and complex problem. Conventional \mbox{methods} generally treat this task using separated steps, including text…

计算与语言 · 计算机科学 2019-03-25 Jie Zhou , Xingyi Cheng , Jinchao Zhang

The generalization bound is a crucial theoretical tool for assessing the generalizability of learning methods and there exist vast literatures on generalizability of normal learning, adversarial learning, and data poisoning. Unlike other…

机器学习 · 计算机科学 2024-06-05 Lijia Yu , Shuang Liu , Yibo Miao , Xiao-Shan Gao , Lijun Zhang