mlknn_callable = lambda train_gen, get_labels_of_record_arg: mlknn_threshold.MlknnThreshold(
train_gen, lambda sample, k: get_neighbours(sample, k, train_gen),
k, smoothing_param, get_labels_of_record_arg, lambda x: 1, printer)
elif classifier_name == 'mlknn-tensembled-tree':
k = map(int, k.strip().split(','))
PRINTER("loaded k-list: " + str(k))
from mlknn import mlknn_tensembled
mlknn_callable = lambda train_gen, get_labels_of_record_arg: mlknn_tensembled.MlknnTEnsembled(
train_gen, lambda sample, k: get_neighbours(sample, k, train_gen),
k, get_labels_of_record_arg, lambda x: 1, printer)
label_mappings = (lambda x: x[:2], lambda x: x[:3], lambda x: x)
from mltools.ml_hierarchical import MlHierarchical
classifier = MlHierarchical(train_generator_list, mlknn_callable,
label_mappings, get_labels_of_record)
PRINTER("Time taken for training:" + str(start - time()))
PRINTER("------------------------")
PRINTER("---Testing classifier---")
PRINTER("------------------------")
test_generator = read_pickle(load_test_generator)
labels = read_pickle(load_labels_path)
classify_oracle = mc2lmc_tomka_blad
from mltools.multilabel_evaluate import multilabel_evaluate_printresults
PRINTER("-----------RESULTS-----------")
multilabel_evaluate_printresults(lambda: test_generator, classify_oracle,
classifier.__getattribute__('classify'),
len(labels),
def main(train_generator_list, labels, elements_count, classifier_name, k, smoothing_param, distancematrix, test_generator):
PRINTER("Finding label list...")
get_labels_of_record = mc2lmc_tomka_blad
find_all_labels = lambda frecords: get_labels_min_occurence(lambda: gen_lmc(frecords), 1)
PRINTER("Loading distance matrix...")
import sys
sys.path.append(r'../')
from data_io.matrix_io import fread_smatrix
(rows, cols, data) = fread_smatrix(distancematrix)
id2rowind, id2colind = {}, {}
for ind, id in enumerate(rows):
id2rowind[id] = ind
for ind, id in enumerate(cols):
id2colind[id] = ind
#print "len(train_generator_list):",len(train_generator_list)
#print "len(test_generator_list):",len(test_generator)
#print "len(rows):",len(rows)
#print "(rows, cols, data):", (rows, cols, data)
PRINTER("Training classifier...")
from time import time
def printer(x):
#import logging
logging.info('['+classifier_name+']'+x)
def distance(a, b):
try:
return data[id2rowind[a['an']]][id2colind[b['an']]]
except:
return data[id2colind[b['an']]][id2rowind[a['an']]]
start = time()
if classifier_name=='mlknn_basic':
def get_neighbours(sample, k):
return find_closest_points_sorted(sample, train_generator_list, [sample], k, distance)
k = int(k)
from mlknn import mlknn_basic
classifier = mlknn_basic.MlknnBasic(train_generator_list, get_neighbours, k, smoothing_param, get_labels_of_record, lambda x:1, printer)
elif classifier_name == 'mlknn_threshold':
def get_neighbours(sample, k):
return find_closest_points_sorted(sample, train_generator_list, [sample], k, distance)
k = int(k)
from mlknn import mlknn_threshold
classifier = mlknn_threshold.MlknnThreshold(train_generator_list, get_neighbours, k, smoothing_param, get_labels_of_record, lambda x:1, printer)
elif classifier_name == 'mlknn_tensembled':
def get_neighbours(sample, k):
return find_closest_points_sorted(sample, train_generator_list, [sample], k, distance)
k = map(int, k.strip().split(','))
PRINTER("loaded k-list: "+str(k))
from mlknn import mlknn_tensembled
classifier = mlknn_tensembled.MlknnTEnsembled(train_generator_list, get_neighbours, k, get_labels_of_record, lambda x:1, printer)
elif classifier_name=='mlknn-basic-tree':
def get_neighbours(sample, k, train_gen):
return find_closest_points_sorted(sample, train_gen, [sample], k, distance)
k = int(k)
from mlknn import mlknn_basic
mlknn_callable = lambda train_gen, get_labels_of_record_arg: mlknn_basic.MlknnBasic(train_gen, lambda sample, k: get_neighbours(sample, k, train_gen),
k, smoothing_param, get_labels_of_record_arg, lambda x:1, printer)
label_mappings = (lambda x: x[:2], lambda x: x[:3], lambda x: x)
from mltools.ml_hierarchical import MlHierarchical
classifier = MlHierarchical(train_generator_list, mlknn_callable, label_mappings, get_labels_of_record)
elif classifier_name == 'mlknn-threshold-tree':
def get_neighbours(sample, k, train_gen):
return find_closest_points_sorted(sample, train_gen, [sample], k, distance)
k = int(k)
from mlknn import mlknn_threshold
mlknn_callable = lambda train_gen, get_labels_of_record_arg: mlknn_threshold.MlknnThreshold(train_gen, lambda sample, k: get_neighbours(sample, k, train_gen),
k, smoothing_param, get_labels_of_record_arg, lambda x:1, printer)
label_mappings = (lambda x: x[:2], lambda x: x[:3], lambda x: x)
from mltools.ml_hierarchical import MlHierarchical
classifier = MlHierarchical(train_generator_list, mlknn_callable, label_mappings, get_labels_of_record)
elif classifier_name == 'mlknn-tensembled-tree':
def get_neighbours(sample, k, train_gen):
return find_closest_points_sorted(sample, train_gen, [sample], k, distance)
k = map(int, k.strip().split(','))
PRINTER("loaded k-list: "+str(k))
from mlknn import mlknn_tensembled
mlknn_callable = lambda train_gen, get_labels_of_record_arg: mlknn_tensembled.MlknnTEnsembled(train_gen, lambda sample, k: get_neighbours(sample, k, train_gen),
k, get_labels_of_record_arg, lambda x:1, printer)
label_mappings = (lambda x: x[:2], lambda x: x[:3], lambda x: x)
from mltools.ml_hierarchical import MlHierarchical
classifier = MlHierarchical(train_generator_list, mlknn_callable, label_mappings, get_labels_of_record)
PRINTER("Time taken for training:"+str(start-time()))
PRINTER("------------------------")
PRINTER("---Testing classifier---")
PRINTER("------------------------")
classify_oracle = mc2lmc_tomka_blad
from mltools.multilabel_evaluate import multilabel_evaluate, multilabel_evaluate_printresults
accuracy, precision, recall, hammingloss, subset01loss, fmeasure = multilabel_evaluate(lambda: test_generator, classify_oracle, classifier.__getattribute__('classify'), len(labels),
[('full label', lambda x: x), ('half label', lambda x: x[:3]), ('low label', lambda x: x[:2])])
PRINTER("-----------RESULTS-----------")
multilabel_evaluate_printresults(accuracy, precision, recall, hammingloss, subset01loss, fmeasure, PRINTER)
return accuracy, precision, recall, hammingloss, subset01loss, fmeasure
elements_count = read_pickle(load_elements_count_path)
train_generator = lambda: train_generator_list
#train mlknn:
PRINTER("Training Distance...")
zbldistance = JaccardDistance(train_generator,
elements_count - int(elements_count / 10),
distancetrainingsteps)
get_labels_of_record = mc2lmc_tomka_blad
find_all_labels = lambda frecords: get_labels_min_occurence(
lambda: gen_lmc(frecords), 1)
mlknn_callable = lambda train_gen: MlKnn(
train_gen, zbldistance, find_closest_points, k, smoothingparam,
find_all_labels, get_labels_of_record)
label_mappings = (lambda x: x[:2], lambda x: x[:3], lambda x: x)
record_mappings = (lambda x: gen_1record_prefixed(x, 2),
lambda x: gen_1record_prefixed(x, 3), lambda x: x)
PRINTER("Training hierarchical mlknn...")
from time import time
start = time()
hierarhical_mlknn = MlHierarchical(train_generator, mlknn_callable,
label_mappings, record_mappings)
PRINTER("time taken for training:" + str(start - time()))
from tools.pickle_tools import save_pickle
save_pickle(hierarhical_mlknn, save_classifier_path)
from mlknn import mlknn_threshold
mlknn_callable = lambda train_gen, get_labels_of_record_arg: mlknn_threshold.MlknnThreshold(train_gen, lambda sample, k: get_neighbours(sample, k, train_gen),
k, smoothing_param, get_labels_of_record_arg, lambda x:1, printer)
elif classifier_name == 'mlknn-tensembled-tree':
k = map(int, k.strip().split(','))
PRINTER("loaded k-list: "+str(k))
from mlknn import mlknn_tensembled
mlknn_callable = lambda train_gen, get_labels_of_record_arg: mlknn_tensembled.MlknnTEnsembled(train_gen, lambda sample, k: get_neighbours(sample, k, train_gen),
k, get_labels_of_record_arg, lambda x:1, printer)
label_mappings = (lambda x: x[:2], lambda x: x[:3], lambda x: x)
from mltools.ml_hierarchical import MlHierarchical
classifier = MlHierarchical(train_generator_list, mlknn_callable, label_mappings, get_labels_of_record)
PRINTER("Time taken for training:"+str(start-time()))
PRINTER("------------------------")
PRINTER("---Testing classifier---")
PRINTER("------------------------")
test_generator = read_pickle(load_test_generator)
labels = read_pickle(load_labels_path)
classify_oracle = mc2lmc_tomka_blad
from mltools.multilabel_evaluate import multilabel_evaluate_printresults
PRINTER("-----------RESULTS-----------")
multilabel_evaluate_printresults(lambda: test_generator, classify_oracle, classifier.__getattribute__('classify'), len(labels),
[('full label', lambda x: x), ('half label', lambda x: x[:3]), ('low label', lambda x: x[:2])], labels)
distancetrainingsteps)
else:
from mlknn.txt_cosine_distance import TxtCosineDistance
zbldistance = TxtCosineDistance(distancetype)
get_labels_of_record = mc2lmc_tomka_blad
mlknn_callable = lambda train_gen, get_labels_of_record_arg: MlKnnFractional(
train_gen, zbldistance, find_closest_points, k,
get_labels_of_record_arg)
label_mappings = (lambda x: x[:2], lambda x: x[:3], lambda x: x)
PRINTER("Training hierarchical mlknn...")
from time import time
start = time()
hierarhical_mlknn = MlHierarchical(train_generator, mlknn_callable,
label_mappings, get_labels_of_record)
PRINTER("time taken for training:" + str(start - time()))
PRINTER("Testing hierarchical mlknn fractional...")
test_generator = read_pickle(load_test_generator)
labels = read_pickle(load_labels_path)
#print "Finding out if the ML-hierarchical has internal data..."
#check_internal_data(hierarhical_mlknn)
classify_oracle = mc2lmc_tomka_blad
#print "----------------------------------------------------"
#print "Hierachical MLKNN:"
from mltools.multilabel_evaluate import multilabel_evaluate_printresults
PRINTER("-----------RESULTS-----------")
multilabel_evaluate_printresults(
from mlknn.jaccard_distance import JaccardDistance
zbldistance = JaccardDistance(train_generator, elements_count-int(elements_count/10), distancetrainingsteps)
else:
from mlknn.txt_cosine_distance import TxtCosineDistance
zbldistance = TxtCosineDistance(distancetype)
get_labels_of_record = mc2lmc_tomka_blad
mlknn_callable = lambda train_gen, get_labels_of_record_arg: MlKnn(train_gen, zbldistance, find_closest_points,
k, smoothingparam, get_labels_of_record_arg)
label_mappings = (lambda x: x[:2], lambda x: x[:3], lambda x: x)
PRINTER("Training hierarchical mlknn...")
from time import time
start = time()
hierarhical_mlknn = MlHierarchical(train_generator, mlknn_callable, label_mappings, get_labels_of_record)
PRINTER("time taken for training:"+str(start-time()))
PRINTER("Testing hierarchical mlknn...")
test_generator = read_pickle(load_test_generator)
labels = read_pickle(load_labels_path)
#print "Finding out if the ML-hierarchical has internal data..."
#check_internal_data(hierarhical_mlknn)
classify_oracle = mc2lmc_tomka_blad
#print "----------------------------------------------------"
#print "Hierachical MLKNN:"
from mltools.multilabel_evaluate import multilabel_evaluate_printresults
PRINTER("-----------RESULTS-----------")
multilabel_evaluate_printresults(lambda: test_generator, classify_oracle, hierarhical_mlknn.__getattribute__('classify'), len(labels),
