def test_selectivity_empty(self):
"""selectivity: should handle empty reference/predicted structure"""
# both empty
self.assertFloatEqual(selectivity(Pairs(), Pairs()), 1)
pred = Pairs([(6, 1), (10, 11), (3, 12), (13, 20), (14, 19), (15, 18)])
# prediction emtpy
self.assertFloatEqual(selectivity(Pairs(), pred), 0)
# reference empty
self.assertFloatEqual(selectivity(pred, Pairs()), 0)
def test_selectivity_general(self):
"""selectivity: should work in general"""
ref = Pairs([(1, 6), (2, 5), (10, 13)])
pred = Pairs([(6, 1), (3, 4), (10, 12)])
# one good prediction
self.assertFloatEqual(selectivity(ref, pred), 0.5)
# over-prediction not penalized
pred = Pairs([(6, 1), (10, 11), (3, 12), (13, 20), (14, 19), (15, 18)])
self.assertFloatEqual(selectivity(ref, pred), 0.25)
def test_selectivity_empty(self):
"""selectivity: should handle empty reference/predicted structure"""
# both empty
self.assertFloatEqual(selectivity(Pairs(), Pairs()), 1)
pred = Pairs([(6,1),(10,11),(3,12),(13,20),(14,19),(15,18)])
# prediction emtpy
self.assertFloatEqual(selectivity(Pairs(), pred), 0)
# reference empty
self.assertFloatEqual(selectivity(pred, Pairs()), 0)
def test_selectivity_general(self):
"""selectivity: should work in general"""
ref = Pairs([(1,6),(2,5),(10,13)])
pred = Pairs([(6,1),(3,4),(10,12)])
# one good prediction
self.assertFloatEqual(selectivity(ref, pred), 0.5)
# over-prediction not penalized
pred = Pairs([(6,1),(10,11),(3,12),(13,20),(14,19),(15,18)])
self.assertFloatEqual(selectivity(ref, pred), 0.25)
def test_selectivity_dupl(self):
"""selectivity: duplicates and Nones shouldn't influence the calc.
"""
ref = Pairs([(1, 6), (2, 5), (10, 13), (6, 1), (7, None),
(None, None)])
pred = Pairs([(6, 1), (3, 4), (10, 12)])
self.assertFloatEqual(selectivity(ref, pred), 0.5)
def test_selectivity(self):
"""selectivity: check against compare_ct.pm"""
sel = selectivity(self.true, self.predicted)
self.assertEqual(sel, 0.5)
def test_selectivity_dupl(self):
"""selectivity: duplicates and Nones shouldn't influence the calc.
"""
ref = Pairs([(1,6),(2,5),(10,13),(6,1),(7,None),(None,None)])
pred = Pairs([(6,1),(3,4),(10,12)])
self.assertFloatEqual(selectivity(ref, pred), 0.5)
def test_selectivity(self):
"""selectivity: check against compare_ct.pm"""
sel = selectivity(self.true,self.predicted)
self.assertEqual(sel, 0.5)