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Chapter and Conference Paper
Wide Ensembles of Neural Networks in Music Genre Classification
The classification of music genres is essential due to millions of songs in online databases. It would be nearly impossible or very costly to do this job manually. That is why there is a need to create robust ...
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Chapter and Conference Paper
Cloud as a Platform for W-Machine Didactic Computer Simulator
Effective teaching of how computers work is essential for future computer engineers and requires fairly simple computer simulators used in regular students’ education. This article shows the evaluation of alte...
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Chapter and Conference Paper
Music Genre Classification: Looking for the Perfect Network
This paper presents research on music genre recognition. It is a crucial task because there are millions of songs in the online databases. Classifying them by a human being is impossible or extremely expensive...
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Chapter and Conference Paper
Optimization of the Values of Classifiers Parameters – Is it Still Worthwhile to Deal with it?
This paper presents a comparison of the use of several selected optimization algorithms. They were applied to determine the parameters of classifiers. The value of these parameters should have a significant im...
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Chapter
The Data Dimensionality Reduction and Features Weighting in the Classification Process Using Forest Optimization Algorithm
The paper the dimensionality reduction in the classification process, with a special presentation of using the ability of features weighting by determining the level of importance of a given attribute in t...
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Chapter and Conference Paper
Influence of the Applied Outlier Detection Methods on the Quality of Classification
This paper presents a comparison of a few chosen outlier detection methods and test quality of classification, both before and after the procedure of removing outliers. Using a few selected methods of outlier...
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Chapter and Conference Paper
The Classification of Music by the Genre Using the KNN Classifier
The article presents the possibility of classifying music tracks according to their musical genre. This issue is interesting because it is difficult to find solutions that look for similarity between songs bas...
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Chapter and Conference Paper
The Data Dimensionality Reduction in the Classification Process Through Greedy Backward Feature Elimination
The article presents the author’s algorithm of dimensionality reduction of used data set, realized through Greedy Backward Feature Elimination. Results of the dimensionality reduction are verified in the proce...
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Chapter
Parametric Optimization of the Selected Classifiers in Binary Classification
The conception of classification is one of the major aspects in data processing. Conducted research present comparison of chosen classifiers’ results of classification for a few data sets. All data were chosen...
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Chapter and Conference Paper
Adjusting Parameters of the Classifiers in Multiclass Classification
The article presents the results of the optimization process of classification for five selected data sets. These data sets contain the data for the realization of the multiclass classification. The article pr...
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Chapter and Conference Paper
Performance Aspect of the In-Memory Databases Accessed via JDBC
The conception of storing and managing data directly in RAM appeared some time ago but in spite of very good efficiency, it was impossible to massive implementation because of hardware limitations. Currently, ...
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Chapter and Conference Paper
E–LT Concept in a Light of New Features of Oracle Data Integrator 12c Based on Data Migration within a Hospital Information System
The paper, presents an approach to develo** and running ETL processes implemented in Oracle Data Integrator (ODI), on the example of a hospital information system. Thanks to inversion of the classical order ...