get_mean_spell_duration()

Computes mean spell duration for each sequence.

Function

from sequenzo import get_mean_spell_duration
result = get_mean_spell_duration(seqdata, type=1, with_missing=False)

Parameters

• seqdata: SequenceData object.
• type: 1 for observed spells, 2 including zero-length nonvisited states.
• with_missing: include missing as regular state.

Returns

DataFrame with mean spell duration (MeanD or MeanD2).

TraMineR Mapping

• Equivalent TraMineR functions: seqivardur and seqindic (meand / meand2).

Author

Code and documentation: Yuqi Liang

References

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