Fisher Kernel

The Fisher kernel is defined as

K(X_i, X_j) = U_{X_i}^T I^{-1} U_{X_j}

with I the Fisher information matrix.

Famous quotes containing the words fisher and/or kernel:

    “... having bowed to the inevitability of the dictum that we must eat to live, we should ignore it and live to eat ...”
    —M.F.K. Fisher (1908–1992)

    “After night’s thunder far away had rolled
    The fiery day had a kernel sweet of cold”
    —Edward Thomas (1878–1917)