विधियों की तुलना करें
चुनी हुई विधियों की आमने-सामने समीक्षा करें; भिन्नता वाली पंक्तियाँ रेखांकित हैं।
| के-मीन्स क्लस्टरिंग× | पदानुक्रमिक समूहन× | |
|---|---|---|
| क्षेत्र | मशीन अधिगम | मशीन अधिगम |
| परिवार | Machine learning | Machine learning |
| उद्भव वर्ष≠ | 1967 | 1963 |
| प्रवर्तक≠ | MacQueen, J. | Ward, J. H. |
| प्रकार≠ | Partitional clustering (centroid-based) | Unsupervised clustering (agglomerative) |
| मौलिक स्रोत≠ | MacQueen, J. (1967). Some Methods for Classification and Analysis of Multivariate Observations. Proceedings of the 5th Berkeley Symposium on Mathematical Statistics and Probability, 1, 281–297. link ↗ | Ward, J. H. (1963). Hierarchical Grouping to Optimize an Objective Function. Journal of the American Statistical Association, 58(301), 236–244. DOI ↗ |
| उपनाम≠ | K-Ortalamalar Kümeleme, k-ortalamalar kümeleme, k-means, centroid clustering | Hiyerarşik Kümeleme, hiyerarşik kümeleme, agglomerative clustering, hierarchical agglomerative clustering |
| संबंधित≠ | 3 | 4 |
| सारांश≠ | K-Means Clustering is a centroid-based partitional clustering algorithm, traced to J. MacQueen in 1967, that splits data into k clusters by assigning each observation to its nearest cluster centre. It is widely used for marketing segmentation, customer grouping, and exploratory analysis. | Hierarchical clustering is an unsupervised method that groups observations into nested clusters and draws the result as a dendrogram, so the number of clusters need not be fixed in advance. Its agglomerative form rests on the objective-function grouping criterion introduced by Joe Ward in 1963. |
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