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[pre-commit.ci] auto fixes from pre-commit.com hooks

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pre-commit-ci[bot] 2023-10-27 18:48:45 +00:00
parent 5e1dfe63d1
commit 6d751f806d
1 changed files with 17 additions and 14 deletions
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31
fuzzy_logic/fuzzy_operations.py
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@ -1,11 +1,13 @@
import matplotlib.pyplot as plt
import numpy as np
""""
FuzzySet class for triangular fuzzy sets
Author: Shreya123714
Source: https://en.wikipedia.org/wiki/Fuzzy_set
"""
class FuzzySet:
"""
A class for representing and manipulating triangular fuzzy sets.
@ -39,7 +41,6 @@ class FuzzySet:
self.b = b # Peak value
self.c = c # Right boundary
def membership(self, x):
"""
Calculate the membership value of an input 'x' in the fuzzy set.
@ -58,7 +59,6 @@ class FuzzySet:
elif self.b < x < self.c:
return (self.c - x) / (self.c - self.b)
def union(self, other):
"""
Calculate the union of this fuzzy set with another fuzzy set.
@ -71,11 +71,15 @@ class FuzzySet:
"""
union_name = f"{self.name} ∪ {other.name}"
return FuzzySet(union_name, min(self.a, other.a), max(self.c, other.c), (self.b + other.b) / 2)
return FuzzySet(
union_name,
min(self.a, other.a),
max(self.c, other.c),
(self.b + other.b) / 2,
)
def intersection(self, other):
"""
"""
Calculate the intersection of this fuzzy set with another fuzzy set.
Args:
@ -84,9 +88,13 @@ class FuzzySet:
Returns:
FuzzySet: A new fuzzy set representing the intersection.
"""
intersection_name = f"{self.name} ∩ {other.name}"
return FuzzySet(intersection_name, max(self.a, other.a), min(self.c, other.c), (self.b + other.b) / 2)
intersection_name = f"{self.name} ∩ {other.name}"
return FuzzySet(
intersection_name,
max(self.a, other.a),
min(self.c, other.c),
(self.b + other.b) / 2,
)
def complement(self):
"""
@ -98,7 +106,6 @@ class FuzzySet:
complement_name = f"¬{self.name}"
return FuzzySet(complement_name, 1 - self.c, 1 - self.a, 1 - self.b)
def plot(self):
"""
Plot the membership function of the fuzzy set.
@ -108,8 +115,6 @@ class FuzzySet:
plt.plot(x, y, label=self.name)
def __str__(self):
return f"{self.name}: [{self.a}, {self.b}, {self.c}]"
@ -121,7 +126,7 @@ if __name__ == "__main__":
A.plot()
B.plot()
plt.xlabel("x")
plt.ylabel("Membership")
plt.legend()
@ -139,5 +144,3 @@ if __name__ == "__main__":
plt.ylabel("Membership")
plt.legend()
plt.show()