A Collaborative Framework for Privacy Preserving Fuzzy Co-Clustering of Vertically Distributed Cooccurrence Matrices

Table 1

Comparison of partition quality measured by correlation coefficients among item memberships (homogeneous partition case).

	Site 1	Site 2	Site 3	Site 4
Proposed model
Best (Max.)	0.998	0.998	0.997	0.999
Mean	0.945	0.949	0.943	0.947
Site-wise FCCM
Best (Max.)	0.913	0.889	0.935	0.946
Mean	0.718	0.677	0.851	0.903