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Related papers: Feature Extraction and Feature Selection: Reducing…

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With the advent of extremely high dimensional datasets, dimensionality reduction techniques are becoming mandatory. Among many techniques, feature selection has been growing in interest as an important tool to identify relevant features on…

Pattern analysis often requires a pre-processing stage for extracting or selecting features in order to help the classification, prediction, or clustering stage discriminate or represent the data in a better way. The reason for this…

Machine Learning · Computer Science 2019-05-09 Benyamin Ghojogh , Maria N. Samad , Sayema Asif Mashhadi , Tania Kapoor , Wahab Ali , Fakhri Karray , Mark Crowley

Event logs are widely used for anomaly detection and prediction in complex systems. Existing log-based anomaly detection methods usually consist of four main steps: log collection, log parsing, feature extraction, and anomaly detection,…

Machine Learning · Computer Science 2022-12-20 Zhong Li , Matthijs van Leeuwen

Genome sequencing projects are rapidly increasing the number of high-dimensional protein sequence datasets. Clustering a high-dimensional protein sequence dataset using traditional machine learning approaches poses many challenges. Many…

Quantitative Methods · Quantitative Biology 2022-04-27 Preeti Jha , Aruna Tiwari , Neha Bharill , Milind Ratnaparkhe , Om Prakash Patel , Nilagiri Harshith , Mukkamalla Mounika , Neha Nagendra

The computation of the skyline provides a mechanism for utilizing multiple location-based criteria to identify optimal data points. However, the efficiency of these computations diminishes and becomes more challenging as the input data…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-04-05 Chen Li , Ye Zhu , Yang Cao , Jinli Zhang , Annisa Annisa , Debo Cheng , Yasuhiko Morimoto

The Apache Spark stack has enabled fast large-scale data processing. Despite a rich library of statistical models and inference algorithms, it does not give domain users the ability to develop their own models. The emergence of…

Databases · Computer Science 2017-10-10 Zhuoyue Zhao , Jialing Pei , Eric Lo , Kenny Q. Zhu , Chris Liu

Feature selection, as a data preprocessing strategy, has been proven to be effective and efficient in preparing data (especially high-dimensional data) for various data mining and machine learning problems. The objectives of feature…

Machine Learning · Computer Science 2018-08-28 Jundong Li , Kewei Cheng , Suhang Wang , Fred Morstatter , Robert P. Trevino , Jiliang Tang , Huan Liu

Due to the significant importance of Big Data analysis, especially in business-related topics such as improving services, finding potential customers, and selecting practical approaches to manage income and expenses, many companies attempt…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-06-01 Mohammad Sina Kiarostami

The CERN IT provides a set of Hadoop clusters featuring more than 5 PBytes of raw storage with different open-source, user-level tools available for analytical purposes. The CMS experiment started collecting a large set of computing…

Data Analysis, Statistics and Probability · Physics 2017-11-03 Marco Meoni , Valentin Kuznetsov , Luca Menichetti , Justinas Rumševičius , Tommaso Boccali , Daniele Bonacorsi

In Machine Learning, feature selection entails selecting a subset of the available features in a dataset to use for model development. There are many motivations for feature selection, it may result in better models, it may provide insight…

Machine Learning · Computer Science 2021-06-14 Padraig Cunningham , Bahavathy Kathirgamanathan , Sarah Jane Delany

In this paper, we evaluate Apache Spark for a data-intensive machine learning problem. Our use case focuses on policy diffusion detection across the state legislatures in the United States over time. Previous work on policy diffusion has…

Computation and Language · Computer Science 2019-12-03 Alexey Svyatkovskiy , Kosuke Imai , Mary Kroeger , Yuki Shiraito

Feature selection is an essential process in machine learning, especially when dealing with high-dimensional datasets. It helps reduce the complexity of machine learning models, improve performance, mitigate overfitting, and decrease…

Machine Learning · Computer Science 2024-10-10 Egor Kraev , Baran Koseoglu , Luca Traverso , Mohammed Topiwalla

Feature selection is a technique that extracts a meaningful subset from a set of features in training data. When the training data is large-scale, appropriate feature selection enables the removal of redundant features, which can improve…

Cryptography and Security · Computer Science 2025-05-20 Koki Wakiyama , Tomohiro I , Hiroshi Sakamoto

To process data more efficiently, big data frameworks provide data abstractions to developers. However, due to the abstraction, there may be many challenges for developers to understand and debug the data processing code. To uncover the…

Software Engineering · Computer Science 2021-03-29 Zehao Wang

Web archives are a valuable resource for researchers of various disciplines. However, to use them as a scholarly source, researchers require a tool that provides efficient access to Web archive data for extraction and derivation of smaller…

Digital Libraries · Computer Science 2017-02-06 Helge Holzmann , Vinay Goel , Avishek Anand

In order to assist security analysts in obtaining information pertaining to their network, such as novel vulnerabilities, exploits, or patches, information retrieval methods tailored to the security domain are needed. As labeled text data…

Information Retrieval · Computer Science 2015-04-17 Corinne L. Jones , Robert A. Bridges , Kelly Huffer , John Goodall

As network security issues continue gaining prominence, password security has become crucial in safeguarding personal information and network systems. This study first introduces various methods for system password cracking, outlines…

Cryptography and Security · Computer Science 2026-02-11 Jiazhi Mo , Hailu Kuang , Xiaoqi Li

The comparison analysis of the most popular tools to extract features from network traffic is conducted in this paper. Feature extraction plays a crucial role in Intrusion Detection Systems (IDS) because it helps to transform huge raw…

Cryptography and Security · Computer Science 2025-01-23 Borys Lypa , Ivan Horyn , Natalia Zagorodna , Dmytro Tymoshchuk , Taras Lechachenko

Phishing attacks pose a significant cybersecurity threat, evolving rapidly to bypass detection mechanisms and exploit human vulnerabilities. This paper introduces PhishKey to address the challenges of adaptability, robustness, and…

Cryptography and Security · Computer Science 2025-06-27 Felipe Castaño , Eduardo Fidalgo , Enrique Alegre , Rocio Alaiz-Rodríguez , Raul Orduna , Francesco Zola

In this paper, we tackle a significant challenge in PCA: heterogeneity. When data are collected from different sources with heterogeneous trends while still sharing some congruency, it is critical to extract shared knowledge while retaining…

Machine Learning · Computer Science 2025-08-25 Naichen Shi , Raed Al Kontar
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