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Adding Tmax option #168

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Merged
whart222 merged 1 commit into from
Mar 15, 2026
Merged

Adding Tmax option #168

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11 changes: 7 additions & 4 deletions conin/hmm/chmm_algebraic.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@
from . import chmm


def _create_index_sets(*, hmm, observed):
def _create_index_sets(*, hmm, observed, Tmax=None):
# N - Number of hidden states
# start_probs[i] - map from i=1..N to a probability value in 0..1
# emission_probes[i][k] - probability that output k is generated when in hidden state i
Expand All @@ -19,7 +19,8 @@ def _create_index_sets(*, hmm, observed):
emission_probs = hmm.emission_mat
trans_mat = np.array(hmm.transition_mat)

Tmax = len(observed)
if Tmax is None:
Tmax = len(observed)
T = list(range(Tmax))

A = list(range(N))
Expand Down Expand Up @@ -166,9 +167,11 @@ def __init__(
self.y_binary = y_binary
self.x_binary = x_binary

def generate_unconstrained_model(self, *, observed):
def generate_unconstrained_model(self, *, observed, Tmax=None):
self.observed = observed
D = _create_index_sets(hmm=self.hidden_markov_model, observed=observed)
D = _create_index_sets(
hmm=self.hidden_markov_model, observed=observed, Tmax=Tmax
)
if self.cache_indices:
self.data.hmm = D

Expand Down
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