Figure 5From: Extracting complements and substitutes from sales data: a network perspectiveMeasures on the products, from co-purchases \((cn_{ij})\) whose diagonal shows the purchase frequency (left), the complementarity scores \(\mathbf{W}^{(c)}\) induced by the original measure \((\operatorname{sim}_{o}(i,j))\) (middle) and by the randomised configuration measure \((\operatorname{sim}_{r}(i,j))\) (right), where x-axis, y-axis are products in the same order as being listed in the simulated world assumptionsBack to article page