Scalar FunctionsSeries Functions

series_cosine_similarity

Cosine similarity (a·b)/(|a|·|b|) of two equal-length numeric series. NaN when either magnitude is zero.

Syntax

series_cosine_similarity(a, b)

Prop

Type

Returns: real

print series_cosine_similarity(dynamic([1.0, 2.0, 3.0]), dynamic([4.0, 5.0, 6.0]))

print_0 (real)
0.9746318461970762

series_cos

Apply cos element-wise to a numeric dynamic series.

series_decompose_anomalies

Detects anomalies in a time series using decomposition and outlier detection.