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Fix the bug , for which test were failing

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Shreya123714 2023-10-28 11:00:43 +05:30
parent 6d751f806d
commit e778cb35b7
1 changed files with 34 additions and 20 deletions
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54
fuzzy_logic/fuzzy_operations.py
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@ -10,7 +10,8 @@ import numpy as np
class FuzzySet: class FuzzySet:
""" """
A class for representing and manipulating triangular fuzzy sets. A class for representing and
manipulating triangular fuzzy sets.
Attributes: Attributes:
name (str): The name or label of the fuzzy set. name (str): The name or label of the fuzzy set.
@ -19,21 +20,27 @@ class FuzzySet:
c (float): The right boundary of the fuzzy set. c (float): The right boundary of the fuzzy set.
Methods: Methods:
membership(x): Calculate the membership value of an input 'x' in the fuzzy set. membership(x): Calculate the membership value
union(other): Calculate the union of this fuzzy set with another fuzzy set. of an input 'x' in the fuzzy set.
intersection(other): Calculate the intersection of this fuzzy set with another fuzzy set. union(other): Calculate the union of this fuzzy set
complement(): Calculate the complement (negation) of this fuzzy set. with another fuzzy set.
intersection(other): Calculate the intersection of this fuzzy set
with another fuzzy set.
complement(): Calculate the complement (negation)
of this fuzzy set.
plot(): Plot the membership function of the fuzzy set. plot(): Plot the membership function of the fuzzy set.
""" """
def __init__(self, name, a, b, c): def __init__(self, name, a, b, c):
""" """
Initializes a triangular fuzzy set with the given parameters. Initializes a triangular fuzzy set
with the given parameters.
Args: Args:
name (str): The name or label of the fuzzy set. name (str): The name or label of the fuzzy set.
a (float): The left boundary of the fuzzy set. a (float): The left boundary of the fuzzy set.
b (float): The peak (central) value of the fuzzy set. b (float): The peak (central) value of
the fuzzy set.
c (float): The right boundary of the fuzzy set. c (float): The right boundary of the fuzzy set.
""" """
self.name = name # Fuzzy set name self.name = name # Fuzzy set name
@ -43,13 +50,16 @@ class FuzzySet:
def membership(self, x): def membership(self, x):
""" """
Calculate the membership value of an input 'x' in the fuzzy set. Calculate the membership value of
an input 'x' in the fuzzy set.
Args: Args:
x (float): The input value for which the membership is calculated. x (float): The input value for
which the membership is calculated.
Returns: Returns:
float: The membership value of 'x' in the fuzzy set. float: The membership value of 'x' in
the fuzzy set.
""" """
if x <= self.a or x >= self.c: if x <= self.a or x >= self.c:
@ -61,13 +71,16 @@ class FuzzySet:
def union(self, other): def union(self, other):
""" """
Calculate the union of this fuzzy set with another fuzzy set. Calculate the union of this fuzzy set
with another fuzzy set.
Args: Args:
other (FuzzySet): Another fuzzy set to union with. other (FuzzySet): Another fuzzy set
to union with.
Returns: Returns:
FuzzySet: A new fuzzy set representing the union. FuzzySet: A new fuzzy
set representing the union.
""" """
union_name = f"{self.name} ∪ {other.name}" union_name = f"{self.name} ∪ {other.name}"
@ -80,7 +93,8 @@ class FuzzySet:
def intersection(self, other): def intersection(self, other):
""" """
Calculate the intersection of this fuzzy set with another fuzzy set. Calculate the intersection of this
fuzzy set with another fuzzy set.
Args: Args:
other (FuzzySet): Another fuzzy set to intersect with. other (FuzzySet): Another fuzzy set to intersect with.
@ -132,13 +146,13 @@ if __name__ == "__main__":
plt.legend() plt.legend()
plt.show() plt.show()
union_AB = A.union(B) union_ab = A.union(B)
intersection_AB = A.intersection(B) intersection_ab = A.intersection(B)
complement_A = A.complement() complement_a = A.complement()
union_AB.plot() union_ab.plot()
intersection_AB.plot() intersection_ab.plot()
complement_A.plot() complement_a.plot()
plt.xlabel("x") plt.xlabel("x")
plt.ylabel("Membership") plt.ylabel("Membership")