get_state_spell_durations()

get_state_spell_durations() returns spell durations for each sequence in tabular form.

Function Usage

from sequenzo import get_state_spell_durations
result = get_state_spell_durations(seqdata, fill_value=0)

Entry Parameters

Parameter	Required	Type	Description
seqdata	✓	SequenceData	Input sequence dataset.
fill_value	✗	numeric	Value used for trailing empty duration slots.

What It Does

• Splits each sequence into spells.
• Computes each spell duration.
• Returns a DataFrame with duration columns (Duration1, Duration2, ...).

Returns

pd.DataFrame.

Examples

from sequenzo import get_state_spell_durations

dur = get_state_spell_durations(seqdata, fill_value=0)
print(dur.head())

R Counterpart

• Closest TraMineR function: TraMineR::seqdur()
• Mapping note: This is a direct conceptual and implementation match in Sequenzo (sequence_statistics.py calls TraMineR::seqdur()).

See Also

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

Authors

Code: Yuqi Liang

Documentation: Yuqi Liang