def find_discrete_line_points2(self, matching_image, p1, p2, show):
if show:
print("finding discrete line point between ", p1, p2)
mp = MatchingProblem(p1, p2, matching_image)
sol = astar_search(mp)
path = self.path_states(sol)
return path
def test_get_recom_info_matrix(self):
my_problem = MatchingProblem(users, items, trans)
result = my_problem.get_recom_info(3)['recom_dok_matrix'].toarray()
expected = np.array([ [0, 0, 0, 0, 0, 1, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 1],
[0, 0, 0, 0, 0, 0, 1, 0],
[0, 0, 0, 0, 0, 1, 0, 0],
[0, 0, 0, 0, 0, 0, 0, 1],
[0, 0, 0, 0, 0, 1, 0, 0],
[0, 0, 0, 0, 0, 1, 0, 0],
[0, 0, 0, 0, 0, 1, 0, 0],
[0, 0, 1, 0, 0, 0, 0, 0],
[0, 0, 0, 0, 0, 1, 0, 0]]).astype('int8')
self.assertTrue(np.array_equal(result, expected))
def test_get_recom_info_summary(self):
my_problem = MatchingProblem(users, items, trans)
result = my_problem.get_recom_info(3)['recom_summary']
expected = Counter({5: 6, 7: 2, 2: 1, 6: 1})
self.assertDictEqual(result, expected)
def test_get_recom(self):
my_problem = MatchingProblem(users, items, trans)
result = my_problem.get_recom(2, 3)
expected = 6
self.assertEqual(result, expected)
def test_best_item(self):
my_problem = MatchingProblem(users, items, trans)
result = my_problem.best_item(np.array([7,9,4]))
expected = 6
self.assertEqual(result, expected)
def test_get_nearest_neighbors(self):
my_problem = MatchingProblem(users, items, trans)
result = my_problem.get_nearest_neighbors(2, 3)
expected = np.array([7, 9, 4])
self.assertTrue(np.array_equal(result, expected))
def test_most_popular_item(self):
my_problem = MatchingProblem(users, items, trans)
result = my_problem.most_popular_item()
expected = 2
self.assertEquals(result, expected)