Research Article
COIN: Correlation Index-Based Similarity Measure for Clustering Categorical Data
Table 4
Modified correlation matrix.
| | | O1 | O2 | O3 | O4 | O5 | O6 | O7 | O8 |
| | O1 | 1 | −0.1 | −0.1 | 0.3 | −0.1 | −0.1 | −0.1 | −0.1 | | O2 | −0.1 | 1 | 0.58 | 0.3 | −0.1 | −0.1 | 0.58 | 0.58 | | O3 | −0.1 | 0.58 | 1 | 0.52 | −0.1 | −0.1 | 1 | 1 | | O4 | 0.3 | 0.3 | 0.52 | 1 | 0.43 | −0.1 | 0.52 | 0.52 | | O5 | −0.1 | −0.1 | −0.1 | 0.43 | 1 | 0.71 | −0.1 | −0.1 | | O6 | −0.1 | −0.1 | −0.1 | −0.1 | 0.71 | 1 | −0.1 | −0.1 | | O7 | −0.1 | 0.58 | 1 | 0.52 | −0.1 | −0.1 | 1 | 1 | | O8 | −0.1 | 0.58 | 1 | 0.52 | −0.1 | −0.1 | 1 | 1 |
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