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| غابة العزل× | نموذج الخليط الغاوسي (Gaussian Mixture Model)× | الغابات العشوائية× | |
|---|---|---|---|
| المجال | تعلم الآلة | تعلم الآلة | تعلم الآلة |
| العائلة | Machine learning | Machine learning | Machine learning |
| سنة النشأة≠ | 2008 | 1977 | 2001 |
| صاحب الطريقة≠ | Liu, F.T., Ting, K.M. & Zhou, Z.-H. | Dempster, Laird & Rubin (EM algorithm) | Breiman, L. |
| النوع≠ | Unsupervised ensemble (random partitioning trees) | Probabilistic (soft) clustering — mixture model | Ensemble (bagging of decision trees) |
| المصدر التأسيسي≠ | Liu, F.T., Ting, K.M. & Zhou, Z.-H. (2008). Isolation Forest. IEEE ICDM, 413–422. DOI ↗ | Dempster, A.P., Laird, N.M. & Rubin, D.B. (1977). Maximum Likelihood from Incomplete Data via the EM Algorithm. Journal of the Royal Statistical Society: Series B, 39(1), 1–22. DOI ↗ | Breiman, L. (2001). Random Forests. Machine Learning, 45, 5–32. DOI ↗ |
| الأسماء البديلة≠ | Isolation Forest (Aykırı Değer Tespiti), iForest, isolation forest anomaly detection | Gaussian Karışım Modeli (GMM Kümeleme), GMM, GMM clustering, mixture of Gaussians | Rastgele Orman (Random Forest), rastgele orman, random decision forest, bagged tree ensemble |
| ذات صلة≠ | 5 | 4 | 4 |
| الملخص≠ | Isolation Forest is an unsupervised machine-learning method for anomaly and outlier detection, introduced by Liu, Ting and Zhou in 2008, that isolates anomalies through random partitioning of the data. It works without any labelled anomaly data and scales to high-dimensional datasets. | A Gaussian Mixture Model is a probabilistic clustering method that models the data as a weighted mixture of several Gaussian distributions, fitted with the Expectation–Maximization algorithm formalized by Dempster, Laird & Rubin in 1977. It is a generalization of K-means in which each cluster can take its own shape, size, and orientation. | 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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