# Distance

Distance between a point and a distribution by measuring the distance between the point and the mean of the distribution using the coordinate system defined by the principal components.

Frobenius distance between the matrix $X_{n}^{\phantom{n}k}$ and $H_n^{\phantom{n}r} … Levenshtein distance calculates the number of operations needed to change one word to another by … As simple as the inner product of two vectors$\$ d_{cos} = \frac{\vec A}{\vert \vec A \vert} \cdot …

Jaccard index is the ratio of the size of the intersect of the set and the size of the union of the …