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_map(json) – Returns a map of key-value pairs from a JSON string Platforms: WhereOS, Spark,

json_split(json) – Returns a array of JSON strings from a JSON Array Platforms: WhereOS, Spark,