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We propose new methods for Support Vector Machines (SVMs) using tree architecture for multi-class classi- fication. In each node of the tree, we select an appropriate binary classifier using entropy and generalization error estimation, then…

Machine Learning · Computer Science 2017-08-29 Pittipol Kantavat , Boonserm Kijsirikul , Patoomsiri Songsiri , Ken-ichi Fukui , Masayuki Numao

Recommender systems serve as foundational infrastructure in modern information ecosystems, helping users navigate digital content and discover items aligned with their preferences. At their core, recommender systems address a fundamental…

Information Retrieval · Computer Science 2026-05-12 Min Hou , Le Wu , Yuxin Liao , Yonghui Yang , Zhen Zhang , Yu Wang , Changlong Zheng , Han Wu , Richang Hong

The diversification (generating slightly varying separating discriminators) of Support Vector Machines (SVMs) for boosting has proven to be a challenge due to the strong learning nature of SVMs. Based on the insight that perturbing the SVM…

Machine Learning · Computer Science 2024-10-30 Shounak Datta , Sayak Nag , Sankha Subhra Mullick , Swagatam Das

Deep networks and decision forests (such as random forests and gradient boosted trees) are the leading machine learning methods for structured and tabular data, respectively. Many papers have empirically compared large numbers of…

Many research questions can be answered quickly and efficiently using data already collected for previous research. This practice is called secondary data analysis (SDA), and has gained popularity due to lower costs and improved research…

Digital Libraries · Computer Science 2020-04-07 Yasith Jayawardana , Sampath Jayarathna

Autism Spectrum Disorder (ASD) is on the rise and constantly growing. Earlier identify of ASD with the best outcome will allow someone to be safe and healthy by proper nursing. Humans can hardly estimate the present condition and stage of…

Machine Learning · Computer Science 2021-01-28 Koushik Chowdhury , Mir Ahmad Iraj

This paper considers distributed optimization algorithms, with application in binary classification via distributed support-vector-machines (D-SVM) over multi-agent networks subject to some link nonlinearities. The agents solve a…

Systems and Control · Electrical Eng. & Systems 2023-04-14 Mohammadreza Doostmohammadian , Alireza Aghasi , Houman Zarrabi

We propose several novel methods for enhancing the multi-class SVMs by applying the generalization performance of binary classifiers as the core idea. This concept will be applied on the existing algorithms, i.e., the Decision Directed…

Machine Learning · Computer Science 2013-09-12 Patoomsiri Songsiri , Thimaporn Phetkaew , Boonserm Kijsirikul

Neural sequence models are widely used to model time-series data. Equally ubiquitous is the usage of beam search (BS) as an approximate inference algorithm to decode output sequences from these models. BS explores the search space in a…

Artificial Intelligence · Computer Science 2018-10-23 Ashwin K Vijayakumar , Michael Cogswell , Ramprasath R. Selvaraju , Qing Sun , Stefan Lee , David Crandall , Dhruv Batra

Data Mining techniques plays a vital role like extraction of required knowledge, finding unsuspected information to make strategic decision in a novel way which in term understandable by domain experts. A generalized frame work is proposed…

Artificial Intelligence · Computer Science 2012-02-10 R. Jayabrabu , V. Saravanan , K. Vivekanandan

The need for Knowledge and Data Discovery Management Systems (KDDMS) that support ad hoc data mining queries has been long recognized. A significant amount of research has gone into building tightly coupled systems that integrate…

Databases · Computer Science 2007-05-23 Raj P. Gopalan , Tariq Nuruddin , Yudho Giri Sucahyo

Distributed Denial of Service (DDoS) attacks are a major concern in network security, as they overwhelm systems with excessive traffic, compromise sensitive data, and disrupt network services. Accurately detecting these attacks is crucial…

Cryptography and Security · Computer Science 2024-10-15 Kanthimathi S , Shravan Venkatraman , Jayasankar K S , Pranay Jiljith T , Jashwanth R

In this paper, we propose a movie genre recommendation system based on imbalanced survey data and unequal classification costs for small and medium-sized enterprises (SMEs) who need a data-based and analytical approach to stock favored…

Information Retrieval · Computer Science 2018-12-07 Haifeng Wang

Deep Recommender Systems (DRS) are increasingly dependent on a large number of feature fields for more precise recommendations. Effective feature selection methods are consequently becoming critical for further enhancing the accuracy and…

Information Retrieval · Computer Science 2024-06-21 Pengyue Jia , Yejing Wang , Zhaocheng Du , Xiangyu Zhao , Yichao Wang , Bo Chen , Wanyu Wang , Huifeng Guo , Ruiming Tang

Decision forest, including RandomForest, XGBoost, and LightGBM, is one of the most popular machine learning techniques used in many industrial scenarios, such as credit card fraud detection, ranking, and business intelligence. Because the…

Databases · Computer Science 2023-02-10 Hong Guan , Mahidhar Reddy Dwarampudi , Venkatesh Gunda , Hong Min , Lei Yu , Jia Zou

Many existing data mining algorithms use feature values directly in their model, making them sensitive to units/scales used to measure/represent data. Pre-processing of data based on rank transformation has been suggested as a potential…

Machine Learning · Computer Science 2021-11-09 Arbind Agrahari Baniya , Sunil Aryal , Santosh KC

In the current world, the Internet is being used almost everywhere. With the rise of IoT technology, which is one of the most used technologies, billions of IoT devices are interconnected over the Internet. However, DoS/DDoS attacks are the…

Cryptography and Security · Computer Science 2021-10-29 Alireza Seifousadati , Saeid Ghasemshirazi , Mohammad Fathian

Within machine learning, the supervised learning field aims at modeling the input-output relationship of a system, from past observations of its behavior. Decision trees characterize the input-output relationship through a series of nested…

Machine Learning · Statistics 2019-05-20 Arnaud Joly

We formulate selecting the best optimizing system (SBOS) problems and provide solutions for those problems. In an SBOS problem, a finite number of systems are contenders. Inside each system, a continuous decision variable affects the…

Methodology · Statistics 2025-11-04 Nian Si , Yifu Tang , Zeyu Zheng

Decision support systems have become increasingly popular in the domain of agriculture. With the development of automated machine learning, agricultural experts are now able to train, evaluate and make predictions using cutting edge machine…

Human-Computer Interaction · Computer Science 2021-12-02 Diego Rojo , Nyi Nyi Htun , Denis Parra , Robin De Croon , Katrien Verbert
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