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A yuru-chara is a mascot character created by local governments and companies for publicizing information on areas and products. Because it takes various costs to create a yuruchara, the utilization of machine learning techniques such as…

Computer Vision and Pattern Recognition · Computer Science 2020-04-20 Yuki Hagiwara , Toshihisa Tanaka

National security is threatened by malware, which remains one of the most dangerous and costly cyber threats. As of last year, researchers reported 1.3 billion known malware specimens, motivating the use of data-driven machine learning (ML)…

Cryptography and Security · Computer Science 2024-03-06 Maksim E. Eren , Ryan Barron , Manish Bhattarai , Selma Wanna , Nicholas Solovyev , Kim Rasmussen , Boian S. Alexandrov , Charles Nicholas

We present an algorithm for building probabilistic rule lists that is two orders of magnitude faster than previous work. Rule list algorithms are competitors for decision tree algorithms. They are associative classifiers, in that they are…

Artificial Intelligence · Computer Science 2017-04-04 Hongyu Yang , Cynthia Rudin , Margo Seltzer

Modern malware is designed with mutation characteristics, namely polymorphism and metamorphism, which causes an enormous growth in the number of variants of malware samples. Categorization of malware samples on the basis of their behaviors…

Cryptography and Security · Computer Science 2016-03-11 Mansour Ahmadi , Dmitry Ulyanov , Stanislav Semenov , Mikhail Trofimov , Giorgio Giacinto

Biclustering is the task of simultaneously clustering the rows and columns of the data matrix into different subgroups such that the rows and columns within a subgroup exhibit similar patterns. In this paper, we consider the case of…

Machine Learning · Computer Science 2022-01-31 Nicolas Fraiman , Zichao Li

With the technology development, the need of analyze and extraction of useful information is increasing. Bayesian networks contain knowledge from data and experts that could be used for decision making processes But they are not easily…

Artificial Intelligence · Computer Science 2014-12-16 Mostafa Sepahvand , Ghasem Alikhajeh , Meysam Ghaffari , Abdolreza Mirzaei

My project tackles the question of whether Ray can be used to quickly train autonomous vehicles using a simulator (Carla), and whether a platform robust enough for further research purposes can be built around it. Ray is an open-source…

Machine Learning · Computer Science 2022-01-19 Derek Xu

Malware continues to evolve rapidly, and more than 450,000 new samples are captured every day, which makes manual malware analysis impractical. However, existing deep learning detection models need manual feature engineering or require high…

Cryptography and Security · Computer Science 2022-05-10 Jiawei Xu , Wenxuan Fu , Haoyu Bu , Zhi Wang , Lingyun Ying

Cyber-crimes have become a multi-billion-dollar industry in the recent years. Most cybercrimes/attacks involve deploying some type of malware. Malware that viciously targets every industry, every sector, every enterprise and even…

Cryptography and Security · Computer Science 2023-01-27 Marwan Omar

Factor analysis is over a century old, but it is still problematic to choose the number of factors for a given data set. The scree test is popular but subjective. The best performing objective methods are recommended on the basis of…

Methodology · Statistics 2015-11-12 A. B. Owen , J. Wang

Malware authors apply different techniques of control flow obfuscation, in order to create new malware variants to avoid detection. Existing Siamese neural network (SNN)-based malware detection methods fail to correctly classify different…

Cryptography and Security · Computer Science 2023-06-16 Jinting Zhu , Julian Jang-Jaccard , Amardeep Singh , Paul A. Watters , Seyit Camtepe

Recent advancements in image generation models have enabled personalized image creation with both user-defined subjects (content) and styles. Prior works achieved personalization by merging corresponding low-rank adapters (LoRAs) through…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Donald Shenaj , Ondrej Bohdal , Mete Ozay , Pietro Zanuttigh , Umberto Michieli

The availability of large annotated data can be a critical bottleneck in training machine learning algorithms successfully, especially when applied to diverse domains. Weak supervision offers a promising alternative by accelerating the…

Machine Learning · Computer Science 2024-07-08 Divya Jyoti Bajpai , Ayush Maheshwari , Manjesh Kumar Hanawal , Ganesh Ramakrishnan

Previous studies have shown that Automated Program Repair (APR) techniques suffer from the overfitting problem. Overfitting happens when a patch is run and the test suite does not reveal any error, but the patch actually does not fix the…

Software Engineering · Computer Science 2024-08-28 Matias Martinez , Maria Kechagia , Anjana Perera , Justyna Petke , Federica Sarro , Aldeida Aleti

Microarray techniques are widely used in Gene expression analysis. These techniques are based on discovering submatrices of genes that share similar expression patterns across a set of experimental conditions with coherence constraint.…

Quantitative Methods · Quantitative Biology 2020-01-27 Bilal Taher , Muhammad. H Fares , Saeed Jalili

Clustering is an essential data mining tool for analyzing and grouping similar objects. In big data applications, however, many clustering algorithms are infeasible due to their high memory requirements and/or unfavorable runtime…

Data Structures and Algorithms · Computer Science 2026-01-27 Gregor Ulm , Simon Smith , Adrian Nilsson , Emil Gustavsson , Mats Jirstrand

Gathering training data is a key step of any supervised learning task, and it is both critical and expensive. Critical, because the quantity and quality of the training data has a high impact on the performance of the learned function.…

Data Structures and Algorithms · Computer Science 2021-10-28 Quentin Lutz , Élie de Panafieu , Alex Scott , Maya Stein

Biclustering has proved to be a powerful data analysis technique due to its wide success in various application domains. However, the existing literature presents efficient solutions only for enumerating maximal biclusters with constant…

Discrete Mathematics · Computer Science 2015-07-24 Rosana Veroneze , Arindam Banerjee , Fernando J. Von Zuben

A crucial technical challenge for cybercriminals is to keep control over the potentially millions of infected devices that build up their botnets, without compromising the robustness of their attacks. A single, fixed C&C server, for…

Cryptography and Security · Computer Science 2021-08-03 Fran Casino , Nikolaos Lykousas , Ivan Homoliak , Constantinos Patsakis , Julio Hernandez-Castro

Over past years, the manually methods to create detection rules were no longer practical in the anti-malware product since the number of malware threats has been growing. Thus, the turn to the machine learning approaches is a promising way…

Cryptography and Security · Computer Science 2022-05-02 Khanh Huu The Dam , Charles-Henry Bertrand Van Ouytsel , Axel Legay