def __update_centers(self):
"""!
@brief Calculate centers of clusters in line with contained objects.
@return (list) Updated centers as list of centers.
"""
centers = [[] for i in range(len(self.__clusters))];
for index in range(len(self.__clusters)):
point_sum = [0] * len(self.__pointer_data[0]);
for index_point in self.__clusters[index]:
point_sum = list_math_addition(point_sum, self.__pointer_data[index_point]);
centers[index] = list_math_division_number(point_sum, len(self.__clusters[index]));
return centers;
def __update_centers(self):
"""!
@brief Calculate centers of clusters in line with contained objects.
@return (list) Updated centers as list of centers.
"""
centers = [[] for i in range(len(self.__clusters))];
for index in range(len(self.__clusters)):
point_sum = [0] * len(self.__pointer_data[0]);
for index_point in self.__clusters[index]:
point_sum = list_math_addition(point_sum, self.__pointer_data[index_point]);
centers[index] = list_math_division_number(point_sum, len(self.__clusters[index]));
return centers;
def __get_centers(data, clusters):
"""
@brief Centers of clusters in line with contained objects.
@param[in] clusters (list): Clusters that contain indexes of objects from data.
@return (list) Centers.
"""
centers = [[] for i in range(len(clusters))]
dimension = len(data[0])
for index in range(len(clusters)):
point_sum = [0.0] * dimension
for index_point in clusters[index]:
point_sum = list_math_addition(point_sum, data[index_point])
centers[index] = list_math_division_number(point_sum,
len(clusters[index]))
return centers
def __update_centers(self, clusters):
"""!
@brief Updates centers of clusters in line with contained objects.
@param[in] clusters (list): Clusters that contain indexes of objects from data.
@return (list) Updated centers.
"""
centers = [[] for _ in range(len(clusters))];
dimension = len(self.__pointer_data[0])
for index in range(len(clusters)):
point_sum = [0.0] * dimension;
for index_point in clusters[index]:
point_sum = list_math_addition(point_sum, self.__pointer_data[index_point]);
centers[index] = list_math_division_number(point_sum, len(clusters[index]));
return centers;
def __update_centers(self, clusters):
"""!
@brief Updates centers of clusters in line with contained objects.
@param[in] clusters (list): Clusters that contain indexes of objects from data.
@return (list) Updated centers.
"""
centers = [[] for i in range(len(clusters))];
dimension = len(self.__pointer_data[0])
for index in range(len(clusters)):
point_sum = [0.0] * dimension;
for index_point in clusters[index]:
point_sum = list_math_addition(point_sum, self.__pointer_data[index_point]);
centers[index] = list_math_division_number(point_sum, len(clusters[index]));
return centers;
