get_spell_duration_variance()

Computes variance of spell durations for each sequence.

Function Usage

from sequenzo import get_spell_duration_variance
result = get_spell_duration_variance(seqdata, type=1)

Entry Parameters

• seqdata: SequenceData object.
• type: 1 standard spell-variance, 2 variant including nonvisited states.

Returns

A dictionary with DataFrames: mean duration, variance, and maximum variance.

TraMineR Mapping

• Equivalent TraMineR function: TraMineR::seqivardur().

Authors

Code and documentation: Yuqi Liang

See Also

• Sequence Characteristics Indicators Overview maps all indicator families.
• Sequence Summary Statistics vs Sequence Characteristics Indicators explains when to use indicators versus statistics or distances.

References

Ritschard, G. (2023), "Measuring the nature of individual sequences", Sociological Methods and Research, 52(4), 2016-2049. doi:10.1177/00491241211036156.