AnalysisIndex

mecomp_analysis

Enum AnalysisIndex 

Source 
pub enum AnalysisIndex {

Show 23 variants    Tempo,
    Zcr,
    MeanSpectralCentroid,
    StdDeviationSpectralCentroid,
    MeanSpectralRolloff,
    StdDeviationSpectralRolloff,
    MeanSpectralFlatness,
    StdDeviationSpectralFlatness,
    MeanLoudness,
    StdDeviationLoudness,
    Chroma1,
    Chroma2,
    Chroma3,
    Chroma4,
    Chroma5,
    Chroma6,
    Chroma7,
    Chroma8,
    Chroma9,
    Chroma10,
    Chroma11,
    Chroma12,
    Chroma13,

}
Expand description

Indexes different fields of an Analysis.

Prints the tempo value of an analysis.

Note that this should mostly be used for debugging / distance metric customization purposes.

Variants§

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Tempo

The song’s tempo.

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Zcr

The song’s zero-crossing rate.

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MeanSpectralCentroid

The mean of the song’s spectral centroid.

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StdDeviationSpectralCentroid

The standard deviation of the song’s spectral centroid.

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MeanSpectralRolloff

The mean of the song’s spectral rolloff.

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StdDeviationSpectralRolloff

The standard deviation of the song’s spectral rolloff.

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MeanSpectralFlatness

The mean of the song’s spectral flatness.

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StdDeviationSpectralFlatness

The standard deviation of the song’s spectral flatness.

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MeanLoudness

The mean of the song’s loudness.

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StdDeviationLoudness

The standard deviation of the song’s loudness.

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Chroma1

The proportion of pitch class set 1 (IC1) compared to the 6 other pitch class sets, per this paper https://speech.di.uoa.gr/ICMC-SMC-2014/images/VOL_2/1461.pdf

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Chroma2

The proportion of pitch class set 2 (IC2) compared to the 6 other pitch class sets, per this paper https://speech.di.uoa.gr/ICMC-SMC-2014/images/VOL_2/1461.pdf

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Chroma3

The proportion of pitch class set 3 (IC3) compared to the 6 other pitch class sets, per this paper https://speech.di.uoa.gr/ICMC-SMC-2014/images/VOL_2/1461.pdf

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Chroma4

The proportion of pitch class set 4 (IC4) compared to the 6 other pitch class sets, per this paper https://speech.di.uoa.gr/ICMC-SMC-2014/images/VOL_2/1461.pdf

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Chroma5

The proportion of pitch class set 5 (IC5) compared to the 6 other pitch class sets, per this paper https://speech.di.uoa.gr/ICMC-SMC-2014/images/VOL_2/1461.pdf

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Chroma6

The proportion of pitch class set 6 (IC6) compared to the 6 other pitch class sets, per this paper https://speech.di.uoa.gr/ICMC-SMC-2014/images/VOL_2/1461.pdf

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Chroma7

The proportion of major triads in the song, compared to the other triads.

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Chroma8

The proportion of minor triads in the song, compared to the other triads.

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Chroma9

The proportion of diminished triads in the song, compared to the other triads.

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Chroma10

The proportion of augmented triads in the song, compared to the other triads.

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Chroma11

The L2-norm of the IC1-6 (see above).

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Chroma12

The L2-norm of the IC7-10 (see above).

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Chroma13

The ratio of the L2-norm of IC7-10 and IC1-6 (proportion of triads vs dyads).

Trait Implementations§

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impl Debug for AnalysisIndex

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl EnumCount for AnalysisIndex

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const COUNT: usize = 23usize

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impl Index<AnalysisIndex> for Analysis

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type Output = f64

The returned type after indexing.
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fn index(&self, index: AnalysisIndex) -> &Feature

Performs the indexing (container[index]) operation. Read more
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impl IntoEnumIterator for AnalysisIndex

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type Iterator = AnalysisIndexIter

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fn iter() -> AnalysisIndexIter ⓘ

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