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RicardoSantos
30 Oca 2022 11:32

FunctionCosineSimilarity 

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Library "FunctionCosineSimilarity"
Cosine Similarity method.

function(sample_a, sample_b) Measure the similarity of 2 vectors.
  Parameters:
    sample_a: float array, values.
    sample_b: float array, values.
  Returns: float.

diss(cosim) Dissimilarity helper function.
  Parameters:
    cosim: float, cosine similarity value (0 > 1)
  Returns: float

Sürüm Notları

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v2 - added error messages.
arraysstatisticsMarket Geometryinformationtheorymeasuresimilarity
Yorumlar
slowcoconut
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curious how this compares to correlation. thanks for posting
kakola
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if sample_a and sample_b have inequal sizes?
RicardoSantos
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@kakola, you get error, ill add the error message in a bit, thank you.
kakola
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@RicardoSantos, Thanks. I've been trying to compare two *un-even* datasets for similarity, but I gave up...
RicardoSantos
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@kakola, you can always rescale one of them to match the other, plenty of techniques to do that :)
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