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Old engine for Continuous Time Bayesian Networks. Superseded by reCTBN. 🐍 https://github.com/madlabunimib/PyCTBN
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PyCTBN/main_package/tests/optimizers/test_tabu_search.py

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import sys
sys.path.append("../../classes/")
import glob
import math
import os
import unittest
import networkx as nx
import numpy as np
import pandas as pd
import psutil
from line_profiler import LineProfiler
import copy
import json
import utility.cache as ch
import structure_graph.sample_path as sp
import estimators.structure_score_based_estimator as se
import utility.json_importer as ji
import utility.sample_importer as si
class TestTabuSearch(unittest.TestCase):
@classmethod
def setUpClass(cls):
#cls.read_files = glob.glob(os.path.join('../../data', "*.json"))
with open("../../data/networks_and_trajectories_binary_data_01_3.json") as f:
raw_data = json.load(f)
trajectory_list_raw= raw_data[0]["samples"]
trajectory_list = [pd.DataFrame(sample) for sample in trajectory_list_raw]
variables= pd.DataFrame(raw_data[0]["variables"])
prior_net_structure = pd.DataFrame(raw_data[0]["dyn.str"])
cls.importer = si.SampleImporter(
trajectory_list=trajectory_list,
variables=variables,
prior_net_structure=prior_net_structure
)
cls.importer.import_data()
cls.s1 = sp.SamplePath(cls.importer)
#cls.traj = cls.s1.concatenated_samples
# print(len(cls.traj))
cls.s1 = sp.SamplePath(cls.importer)
cls.s1.build_trajectories()
cls.s1.build_structure()
cls.s1.clear_memory()
def test_structure(self):
true_edges = copy.deepcopy(self.s1.structure.edges)
true_edges = set(map(tuple, true_edges))
se1 = se.StructureScoreBasedEstimator(self.s1)
edges = se1.estimate_structure(
max_parents = None,
iterations_number = 100,
patience = 20,
tabu_length = 10,
tabu_rules_duration = 10,
optimizer = 'tabu',
disable_multiprocessing=False
)
self.assertEqual(edges, true_edges)
if __name__ == '__main__':
unittest.main()