l2_normalize(ftvec string) – Returned a L2 normalized value Platforms: WhereOS, Spark, Hive Class: hivemall.ftvec.scaling.L2NormalizationUDF More

lag(input[, offset[, default]]) – Returns the value of `input` at the `offset`th row before the

last(expr[, isIgnoreNull]) – Returns the last value of `expr` for a group of rows. If

last_day(date) – Returns the last day of the month which the date belongs to. Platforms:

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