kpa_predict(@Nonnull double xh, @Nonnull double xk, @Nullable float w0, @Nonnull float w1, @Nonnull float w2,

kurtosis(expr) – Returns the kurtosis value calculated from values of a group. Platforms: WhereOS, Spark,

l1_normalize(ftvec string) – Returned a L1 normalized value Platforms: WhereOS, Spark, Hive Class: hivemall.ftvec.scaling.L1NormalizationUDF More

l2_norm(double x) – Return a L2 norm of the given input x. WITH input as

json_tuple(jsonStr, p1, p2, …, pn) – Returns a tuple like the function get_json_object, but it

kld(double mu1, double sigma1, double mu2, double sigma2) – Returns KL divergence between two distributions