from typing import Set
[docs]
def f1(*, individuals: Set, pos: Set, neg: Set):
assert isinstance(individuals, set)
assert isinstance(pos, set)
assert isinstance(neg, set)
tp = len(pos.intersection(individuals))
tn = len(neg.difference(individuals))
fp = len(neg.intersection(individuals))
fn = len(pos.difference(individuals))
try:
recall = tp / (tp + fn)
except ZeroDivisionError:
return 0
try:
precision = tp / (tp + fp)
except ZeroDivisionError:
return 0
if precision == 0 or recall == 0:
return 0
f_1 = 2 * ((precision * recall) / (precision + recall))
return f_1
[docs]
def acc(*, individuals: Set, pos: Set, neg: Set):
assert isinstance(individuals, set)
assert isinstance(pos, set)
assert isinstance(neg, set)
tp = len(pos.intersection(individuals))
tn = len(neg.difference(individuals))
fp = len(neg.intersection(individuals))
fn = len(pos.difference(individuals))
return (tp + tn) / (tp + tn + fp + fn)