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"""!
@brief Integration-tests for Elbow method.
@authors Andrei Novikov (pyclustering@yandex.ru)
@date 2014-2020
@copyright BSD-3-Clause
"""
import unittest
# Generate images without having a window appear.
import matplotlib
matplotlib.use('Agg')
from pyclustering.cluster.center_initializer import random_center_initializer
from pyclustering.cluster.tests.elbow_template import elbow_test_template
from pyclustering.samples.definitions import FCPS_SAMPLES, SIMPLE_SAMPLES, SIMPLE_ANSWERS
class elbow_integration_test(unittest.TestCase):
def test_elbow_simple_01(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE1, SIMPLE_ANSWERS.ANSWER_SIMPLE1, 1, 10, True)
def test_elbow_simple_01_step_2(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE1, 3, 1, 10, True, kstep=2)
def test_elbow_simple_01_step_3(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE1, 4, 1, 10, True, kstep=3)
def test_elbow_simple_01_step_4(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE1, 5, 1, 10, True, kstep=4)
def test_elbow_simple_01_random_initializer(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE1, SIMPLE_ANSWERS.ANSWER_SIMPLE1, 1, 10, True, initializer=random_center_initializer)
def test_elbow_simple_02(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE2, SIMPLE_ANSWERS.ANSWER_SIMPLE2, 1, 10, True)
def test_elbow_simple_02_step_2(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE2, SIMPLE_ANSWERS.ANSWER_SIMPLE2, 1, 10, True, kstep=2)
def test_elbow_simple_02_step_3(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE2, None, 1, 10, True, kstep=3)
def test_elbow_simple_02_step_4(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE2, None, 1, 10, True, kstep=4)
def test_elbow_simple_02_random_initializer(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE2, SIMPLE_ANSWERS.ANSWER_SIMPLE2, 1, 10, True, initializer=random_center_initializer)
def test_elbow_simple_03(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE3, SIMPLE_ANSWERS.ANSWER_SIMPLE3, 1, 10, True)
def test_elbow_simple_03_random_initializer(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE3, SIMPLE_ANSWERS.ANSWER_SIMPLE3, 1, 10, True, initializer=random_center_initializer)
def test_elbow_simple_05(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE5, SIMPLE_ANSWERS.ANSWER_SIMPLE5, 1, 10, True)
def test_elbow_simple_06(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE6, SIMPLE_ANSWERS.ANSWER_SIMPLE6, 1, 10, True)
def test_elbow_simple_10(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE10, SIMPLE_ANSWERS.ANSWER_SIMPLE10, 1, 10, True)
def test_elbow_simple_12(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE12, SIMPLE_ANSWERS.ANSWER_SIMPLE12, 1, 10, True)
def test_elbow_one_dimensional_simple_07(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE7, SIMPLE_ANSWERS.ANSWER_SIMPLE7, 1, 10, True)
def test_elbow_one_dimensional_simple_09(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE9, SIMPLE_ANSWERS.ANSWER_SIMPLE9, 1, 10, True)
def test_elbow_three_dimensional_simple_11(self):
elbow_test_template.calculate_elbow(SIMPLE_SAMPLES.SAMPLE_SIMPLE11, SIMPLE_ANSWERS.ANSWER_SIMPLE11, 1, 10, True)
def test_elbow_hepta(self):
elbow_test_template.calculate_elbow(FCPS_SAMPLES.SAMPLE_HEPTA, None, 1, 20, True)
def test_elbow_tetra(self):
elbow_test_template.calculate_elbow(FCPS_SAMPLES.SAMPLE_TETRA, None, 1, 25, True)
def test_elbow_random_state(self):
elbow_test_template.random_state_fixed(SIMPLE_SAMPLES.SAMPLE_SIMPLE1, 1, 10, True, random_state=5)
def test_elbow_random_state_random_initializer(self):
elbow_test_template.random_state_fixed(SIMPLE_SAMPLES.SAMPLE_SIMPLE1, 1, 10, True, random_state=5, initializer=random_center_initializer)
def test_elbow_random_state_continuous(self):
elbow_test_template.random_state_fixed(SIMPLE_SAMPLES.SAMPLE_SIMPLE1, 1, 10, True, random_state=5, repeat=10)
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