Exemplo n.º 1
0
class TestNaiveBayesMethods(unittest.TestCase):
    def setUp(self):
        self.G1 = NaiveBayes([('a', 'b'), ('a', 'c'),
                             ('a', 'd'), ('a', 'e')])
        self.G2 = NaiveBayes([('d', 'g'), ('d', 'l'),
                                ('d', 's')])

    def test_local_independencies(self):
        self.assertListEqual(self.G1.local_independencies('a'), [None])
        self.assertListEqual(self.G1.local_independencies('b'), 
                            [Independencies(['b', ['e','c','d'], 'a'])])
        self.assertListEqual(self.G1.local_independencies('c'), 
                            [Independencies(['c', ['e','b','d'], 'a'])])
        self.assertListEqual(self.G1.local_independencies('d'),
                            [Independencies(['d', ['b','c','e'], 'a'])])

    def test_active_trail_nodes(self):
        self.assertListEqual(sorted(self.G2.active_trail_nodes('d')), ['d', 'g', 'l', 's'])
        self.assertListEqual(sorted(self.G2.active_trail_nodes('g')), ['d', 'g', 'l', 's'])
        self.assertListEqual(sorted(self.G2.active_trail_nodes('l')), ['d', 'g', 'l', 's'])
        self.assertListEqual(sorted(self.G2.active_trail_nodes('s')), ['d', 'g', 'l', 's'])

    def test_active_trail_nodes_args(self):
        self.assertListEqual(sorted(self.G2.active_trail_nodes('d', observed='g')), ['d', 'l', 's'])
        self.assertListEqual(sorted(self.G2.active_trail_nodes('l', observed='g')), ['d', 'l', 's'])
        self.assertListEqual(sorted(self.G2.active_trail_nodes('s', observed=['g', 'l'])), ['d','s'])
        self.assertListEqual(sorted(self.G2.active_trail_nodes('s', observed=['d', 'l'])), ['s'])
        
    def tearDown(self):
        del self.G1
        del self.G2
class TestNaiveBayesMethods(unittest.TestCase):
    def setUp(self):
        self.G1 = NaiveBayes([("a", "b"), ("a", "c"), ("a", "d"), ("a", "e")])
        self.G2 = NaiveBayes([("d", "g"), ("d", "l"), ("d", "s")])

    def test_local_independencies(self):
        self.assertEqual(self.G1.local_independencies("a"), Independencies())
        self.assertEqual(
            self.G1.local_independencies("b"),
            Independencies(["b", ["e", "c", "d"], "a"]),
        )
        self.assertEqual(
            self.G1.local_independencies("c"),
            Independencies(["c", ["e", "b", "d"], "a"]),
        )
        self.assertEqual(
            self.G1.local_independencies("d"),
            Independencies(["d", ["b", "c", "e"], "a"]),
        )

    def test_active_trail_nodes(self):
        self.assertListEqual(
            sorted(self.G2.active_trail_nodes("d")), ["d", "g", "l", "s"]
        )
        self.assertListEqual(
            sorted(self.G2.active_trail_nodes("g")), ["d", "g", "l", "s"]
        )
        self.assertListEqual(
            sorted(self.G2.active_trail_nodes("l")), ["d", "g", "l", "s"]
        )
        self.assertListEqual(
            sorted(self.G2.active_trail_nodes("s")), ["d", "g", "l", "s"]
        )

    def test_active_trail_nodes_args(self):
        self.assertListEqual(
            sorted(self.G2.active_trail_nodes("d", observed="g")), ["d", "l", "s"]
        )
        self.assertListEqual(
            sorted(self.G2.active_trail_nodes("l", observed="g")), ["d", "l", "s"]
        )
        self.assertListEqual(
            sorted(self.G2.active_trail_nodes("s", observed=["g", "l"])), ["d", "s"]
        )
        self.assertListEqual(
            sorted(self.G2.active_trail_nodes("s", observed=["d", "l"])), ["s"]
        )

    def test_get_ancestors_of(self):
        self.assertListEqual(sorted(self.G1._get_ancestors_of("b")), ["a", "b"])
        self.assertListEqual(sorted(self.G1._get_ancestors_of("e")), ["a", "e"])
        self.assertListEqual(sorted(self.G1._get_ancestors_of("a")), ["a"])
        self.assertListEqual(
            sorted(self.G1._get_ancestors_of(["b", "e"])), ["a", "b", "e"]
        )

    def tearDown(self):
        del self.G1
        del self.G2
Exemplo n.º 3
0
class TestNaiveBayesMethods(unittest.TestCase):
    def setUp(self):
        self.G1 = NaiveBayes([('a', 'b'), ('a', 'c'), ('a', 'd'), ('a', 'e')])
        self.G2 = NaiveBayes([('d', 'g'), ('d', 'l'), ('d', 's')])

    def test_local_independencies(self):
        self.assertEqual(self.G1.local_independencies('a'), Independencies())
        self.assertEqual(self.G1.local_independencies('b'),
                         Independencies(['b', ['e', 'c', 'd'], 'a']))
        self.assertEqual(self.G1.local_independencies('c'),
                         Independencies(['c', ['e', 'b', 'd'], 'a']))
        self.assertEqual(self.G1.local_independencies('d'),
                         Independencies(['d', ['b', 'c', 'e'], 'a']))

    def test_active_trail_nodes(self):
        self.assertListEqual(sorted(self.G2.active_trail_nodes('d')),
                             ['d', 'g', 'l', 's'])
        self.assertListEqual(sorted(self.G2.active_trail_nodes('g')),
                             ['d', 'g', 'l', 's'])
        self.assertListEqual(sorted(self.G2.active_trail_nodes('l')),
                             ['d', 'g', 'l', 's'])
        self.assertListEqual(sorted(self.G2.active_trail_nodes('s')),
                             ['d', 'g', 'l', 's'])

    def test_active_trail_nodes_args(self):
        self.assertListEqual(
            sorted(self.G2.active_trail_nodes('d', observed='g')),
            ['d', 'l', 's'])
        self.assertListEqual(
            sorted(self.G2.active_trail_nodes('l', observed='g')),
            ['d', 'l', 's'])
        self.assertListEqual(
            sorted(self.G2.active_trail_nodes('s', observed=['g', 'l'])),
            ['d', 's'])
        self.assertListEqual(
            sorted(self.G2.active_trail_nodes('s', observed=['d', 'l'])),
            ['s'])

    def test_get_ancestors_of(self):
        self.assertListEqual(sorted(self.G1._get_ancestors_of('b')),
                             ['a', 'b'])
        self.assertListEqual(sorted(self.G1._get_ancestors_of('e')),
                             ['a', 'e'])
        self.assertListEqual(sorted(self.G1._get_ancestors_of('a')), ['a'])
        self.assertListEqual(sorted(self.G1._get_ancestors_of(['b', 'e'])),
                             ['a', 'b', 'e'])

    def tearDown(self):
        del self.G1
        del self.G2