def generate_negative_rules(self, train, confident_value_pass, zone_confident_pass): class_value_arr = self.get_class_value_array(train) self.prepare_data_rows(train) for i in range(0, len(self.rule_base_array)): rule_negative = Rule(self.data_base) rule_negative.antecedent = self.rule_base_array[i].antecedent positive_rule_class_value = self.rule_base_array[i].get_class() print("the positive rule class value is " + str(positive_rule_class_value) + " ,the i is :" + str(i)) # rule_negative.setClass(positive_rule_class_value) for j in range(0, len(class_value_arr)): class_type = int(class_value_arr[j]) if positive_rule_class_value != class_type: # need to get another class value for negative rule rule_negative.setClass(class_type) # change the class type in the rule rule_negative.calculate_confident_support(self.data_row_array) print("Negative rule's confident value is :" + str(rule_negative.confident_value)) if rule_negative.confident_value > confident_value_pass and rule_negative.zone_confident > zone_confident_pass: rule_negative.weight = rule_negative.confident_value if not (self.duplicated_negative_rule(rule_negative)): for k in range(0, len(rule_negative.antecedent)): print("antecedent L_ " + str(rule_negative.antecedent[j])) # print("Negative rule's class value " + str(rule_negative.get_class())) # print(" Negative rule's weight, confident_vale " + str(rule_negative.weight)) # print(" Negative rule's zone confident value " + str(rule_negative.zone_confident)) # print("Negative rule's positive_rule_class_value" + str(positive_rule_class_value)) # print("Negative rule's class_type" + str(class_type)) self.negative_rule_base_array.append(rule_negative)
def get_Rule(self, slist, bookmark, weight): def logged_match(m, file, variables): common.debug("Testing %s against %s rule (%s)" % (file, self.match_token[0], " ".join(slist))) return m(file, variables) r = Rule() match = self.get_match_function(slist, {"bookmark": bookmark, "weight": weight}) if match is not None: r.bookmark = bookmark r.weight = weight r.text = " ".join(slist) r.match_func = lambda file, variables: logged_match(match, file, variables) r.match_token = self.match_token[0] return r
def generate_negative_rules(self, train, confident_value_pass): confident_value = 0 class_value_arr = self.get_class_value_array(train) for i in range(0, len(self.ruleBase)): rule_negative = Rule() rule_negative.antecedent = self.ruleBase[i].antecedent positive_rule_class_value = self.ruleBase[i].get_class() print("the positive rule class value is " + str(positive_rule_class_value) + " ,the i is :" + str(i)) rule_negative.setClass(positive_rule_class_value) for j in range(0, len(class_value_arr)): class_type = int(class_value_arr[j]) if positive_rule_class_value != class_type: # need to get another class value for negative rule rule_negative.setClass( class_type) # change the class type in the rule confident_value = rule_negative.calculate_confident( self.data_row_array) print("The calculation confident value is :" + str(confident_value)) if confident_value >= confident_value_pass: rule_negative.weight = confident_value if not (self.duplicated_negative_rule(rule_negative)): for k in range(0, len(rule_negative.antecedent)): print("antecedent L_ " + str(rule_negative.antecedent[j].label)) print("class value " + str(rule_negative.get_class())) print(" weight " + str(rule_negative.weight)) print("positive_rule_class_value" + str(positive_rule_class_value)) print("class_type" + str(class_type)) self.negative_rule_base_array.append(rule_negative)