Confronta i metodi
Esamina i metodi selezionati fianco a fianco; le righe che differiscono sono evidenziate.
| Support Vector Machine (Classificazione)× | K-Nearest Neighbors× | Naive Bayes× | Random Forest× | |
|---|---|---|---|---|
| Campo | Apprendimento automatico | Apprendimento automatico | Apprendimento automatico | Apprendimento automatico |
| Famiglia | Machine learning | Machine learning | Machine learning | Machine learning |
| Anno di origine≠ | 1995 | 1967 | 1997 | 2001 |
| Ideatore≠ | Cortes, C. & Vapnik, V. | Cover, T.M. & Hart, P.E. | Mitchell, T. M. (textbook treatment) | Breiman, L. |
| Tipo≠ | Maximum-margin classifier (kernel method) | Instance-based (non-parametric) learning | Probabilistic classifier (Bayes' theorem with conditional independence) | Ensemble (bagging of decision trees) |
| Fonte seminale≠ | Cortes, C. & Vapnik, V. (1995). Support-Vector Networks. Machine Learning, 20, 273–297. DOI ↗ | Cover, T.M. & Hart, P.E. (1967). Nearest Neighbor Pattern Classification. IEEE Transactions on Information Theory, 13(1), 21–27. DOI ↗ | Mitchell, T. M. (1997). Machine Learning. McGraw-Hill. ISBN: 978-0070428072 | Breiman, L. (2001). Random Forests. Machine Learning, 45, 5–32. DOI ↗ |
| Alias≠ | Destek Vektör Makinesi (SVM — Sınıflandırma), support-vector network, SVM classifier, maximum-margin classifier | KNN, K-En Yakın Komşu (KNN), nearest neighbor classifier, instance-based learning | Naive Bayes Sınıflandırıcı, naive bayes classifier, simple Bayes, Gaussian Naive Bayes | Rastgele Orman (Random Forest), rastgele orman, random decision forest, bagged tree ensemble |
| Correlati≠ | 5 | 5 | 4 | 4 |
| Sintesi≠ | The Support Vector Machine, introduced by Corinna Cortes and Vladimir Vapnik in 1995, is a classifier that finds the optimal separating hyperplane between classes in a high-dimensional space. It chooses the boundary that leaves the widest possible margin to the nearest training points, which makes its decisions robust on new data. | K-Nearest Neighbors (KNN), formalized by Cover and Hart in 1967, is a non-parametric, instance-based method that classifies or predicts a new observation by looking at the k closest examples in the training data. For classification it takes a majority vote among those neighbors; for regression it averages their values. | Naive Bayes is a fast probabilistic classifier that applies Bayes' theorem while assuming that the features are conditionally independent given the class — a method given its standard machine-learning treatment in Tom Mitchell's 1997 textbook Machine Learning. Despite this simplifying ('naive') assumption, it is quick to train and often surprisingly accurate. | Random Forest is an ensemble learning method, introduced by Leo Breiman in 2001, that grows many decision trees on bootstrap samples of the data and combines their votes to produce strong classification and regression. By pooling many slightly different trees, it produces more accurate and more stable predictions than any single tree. |
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