Dodanie reguł fuzzy logic

backend/cars/fuzzy_logic.py

@@ -0,0 +1,84 @@
+import numpy as np
+import skfuzzy as fuzz
+from skfuzzy import control as ctrl
+
+
+def get_fuzzy_response(request_params):
+
+    # Stworzenie uniwersum
+    production_year = ctrl.Antecedent(np.arange(1960, 2022, 1), 'production_year')
+    mileage = ctrl.Antecedent(np.arange(0, 500000, 1), 'mileage')
+    engine_capacity = ctrl.Antecedent(np.arange(0.7, 8.2, 0.1), 'engine_capacity')
+    combustion = ctrl.Consequent(np.arange(4.0, 15.0, 0.1), 'combustion')
+
+    # Generowanie przykładowych danych dla uniwersum
+    production_year.automf(3)
+    mileage.automf(3)
+    engine_capacity.automf(3)
+    combustion.automf(3)
+
+
+    # Tworzenie funkcji rozmytych
+    production_year['low'] = fuzz.trimf(production_year.universe, [1960, 1960, 2001])
+    production_year['mid'] = fuzz.trimf(production_year.universe, [1960, 2001, 2022])
+    production_year['high'] = fuzz.trimf(production_year.universe, [2017, 2022, 2022])
+
+    mileage['low'] = fuzz.trimf(mileage.universe, [0, 0, 50000])
+    mileage['mid'] = fuzz.trimf(mileage.universe, [0, 300000, 500000])
+    mileage['high'] = fuzz.trimf(mileage.universe, [300000, 500000, 500000])
+
+    engine_capacity['low'] = fuzz.trimf(engine_capacity.universe, [0.7, 0.7, 1.2])
+    engine_capacity['mid'] = fuzz.trimf(engine_capacity.universe, [1.2, 2.0, 8.2])
+    engine_capacity['high'] = fuzz.trimf(engine_capacity.universe, [5.0, 8.2, 8.2])
+
+    combustion['low'] = fuzz.trimf(combustion.universe, [4.0, 4.0, 6.0])
+    combustion['mid'] = fuzz.trimf(combustion.universe, [4.0, 8.0, 15.0])
+    combustion['high'] = fuzz.trimf(combustion.universe, [8.5, 15.0, 15.0])
+
+
+    rules = []
+    if 'production_year' in request_params:
+        rules.append(('production_year', request_params['production_year']))
+    if 'mileage' in request_params:
+        rules.append(('mileage', request_params['mileage']))
+    if 'engine_capacity' in request_params:
+        rules.append(('engine_capacity', request_params['engine_capacity']))
+    if 'combustion' in request_params:
+        rules.append(('combustion', request_params['combustion']))
+
+
+    combustion_rule = ctrl.Rule(production_year[request_params['production_year']] & mileage[request_params['mileage']] & engine_capacity[request_params['engine_capacity']], combustion[request_params['combustion']])
+    # engine_capacity_rule = ctrl.Rule(production_year[request_params['production_year']] & mileage[request_params['mileage']] & combustion[request_params['combustion']], engine_capacity[request_params['engine_capacity']])
+    # production_year_rule = ctrl.Rule(engine_capacity[request_params['engine_capacity']] & mileage[request_params['mileage']] & combustion[request_params['combustion']], production_year[request_params['production_year']])
+    # mileage_rule = ctrl.Rule(engine_capacity[request_params['engine_capacity']] & production_year[request_params['production_year']] & combustion[request_params['combustion']], mileage[request_params['mileage']])
+
+
+    combustion_ctrl = ctrl.ControlSystemSimulation(ctrl.ControlSystem([combustion_rule]))
+    # engine_ctrl = ctrl.ControlSystemSimulation(ctrl.ControlSystem([engine_capacity_rule]))
+    # production_year_ctrl = ctrl.ControlSystemSimulation(ctrl.ControlSystem([production_year_rule]))
+    # mileage_ctrl = ctrl.ControlSystemSimulation(ctrl.ControlSystem([mileage_rule]))
+
+    combustion_ctrl.input['production_year'] = 2015
+    combustion_ctrl.input['mileage'] = 20000
+    combustion_ctrl.input['engine_capacity'] = 1.4
+    combustion_ctrl.compute()
+    print(combustion_ctrl.output['combustion'])
+
+    # engine_ctrl.inputs['production_year'] = 2011
+    # engine_ctrl.inputs['mileage'] = 66000
+    # engine_ctrl.inputs['combustion'] = 7.3
+    # engine_ctrl.compute()
+    # print(engine_ctrl.output['engine_capacity'])
+
+    # production_year_ctrl.inputs['engine_capacity'] = 8.0
+    # production_year_ctrl.inputs['mileage'] = 200000
+    # production_year_ctrl.inputs['combustion'] = 12
+    # production_year_ctrl.compute()
+    # print(production_year_ctrl.output['production_year'])
+
+    # mileage_ctrl.inputs['engine_capacity'] = 1.4
+    # mileage_ctrl.inputs['production_year'] = 2007
+    # mileage_ctrl.inputs['combustion'] = 6.2
+    # mileage_ctrl.compute()
+    # print(mileage_ctrl.output['mileage'])
+

backend/cars/views.py

@@ -1,5 +1,6 @@
 from rest_framework import generics
 from rest_framework.response import Response
+from .fuzzy_logic import get_fuzzy_response
 from .models import Car
 from .serializers import CarSerializer
 from .utils import map_query_params
@@ -10,6 +11,8 @@ class CarList(generics.ListAPIView):
     
     def list(self, request):
         values = map_query_params(request.query_params)
+        response = get_fuzzy_response(values)
+        print(response)
         queryset = self.get_queryset()
         serializer = CarSerializer(queryset, many=True)
         return Response(serializer.data)

backend/requirements.txt

@@ -0,0 +1,59 @@
+amqp==5.0.9
+asgiref==3.4.1
+attrs==21.4.0
+billiard==3.6.4.0
+black==21.10b0
+celery==5.1.2
+cfgv==3.3.1
+click==7.1.2
+click-didyoumean==0.3.0
+click-plugins==1.1.1
+click-repl==0.2.0
+cycler==0.11.0
+distlib==0.3.4
+Django==3.2.9
+django-cors-headers==3.10.0
+django-environ==0.4.5
+django-filter==21.1
+djangorestframework==3.12.4
+filelock==3.4.2
+fonttools==4.28.5
+identify==2.4.4
+iniconfig==1.1.1
+isort==5.9.3
+kiwisolver==1.3.2
+kombu==5.2.3
+matplotlib==3.5.1
+mypy-extensions==0.4.3
+networkx==2.6.3
+nodeenv==1.6.0
+numpy==1.22.1
+packaging==21.3
+pathspec==0.9.0
+pep517==0.12.0
+Pillow==9.0.0
+pip-tools==6.4.0
+pkg_resources==0.0.0
+platformdirs==2.4.1
+pluggy==1.0.0
+pre-commit==2.15.0
+prompt-toolkit==3.0.24
+psycopg2-binary==2.9.1
+py==1.11.0
+pyparsing==3.0.6
+pytest==6.2.5
+pytest-django==4.4.0
+python-dateutil==2.8.2
+pytz==2021.3
+PyYAML==6.0
+regex==2021.11.10
+scikit-fuzzy==0.4.2
+scipy==1.7.3
+six==1.16.0
+sqlparse==0.4.2
+toml==0.10.2
+tomli==1.2.3
+typing_extensions==4.0.1
+vine==5.0.0
+virtualenv==20.13.0
+wcwidth==0.2.5