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dummy_simulation/detect_poses.py

45 lines
1.2 KiB
Python

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import csv
import os
from sklearn.neural_network import MLPClassifier
def load_data(fname):
'''загрузить файл с данными о позах формата csv'''
with open(fname, 'rt') as f:
rd = csv.reader(f,delimiter=';')
poses = []
poses_classes = []
for row in rd:
data = [float(v) for v in row[:-1]]
data_class = int(row[-1])
poses.append(data)
poses_classes.append(data_class)
return poses, poses_classes
poses = []
poses_classes = []
listdir = os.listdir('poses')
for fname in listdir:
ps, pcs = load_data('poses/' + fname)
poses.extend(ps)
poses_classes.extend(pcs)
#poses, poses_classes = load_data('poses/poses.csv')
#poses2, poses_classes2 = load_data('poses_vladimir.csv')
#poses.extend(poses2)
#poses_classes.extend(poses_classes2)
cl = MLPClassifier(hidden_layer_sizes=[20,20], alpha=0.01)
cl.fit(poses, poses_classes)
predicted_classes = cl.predict(poses)
#print('Ground truth:', poses_classes)
#print('Predicted:', predicted_classes)
T = 0
F = 0
for u,v in zip(poses_classes, predicted_classes):
if u == v:
T += 1
else:
F += 1
print(f'Accuracy = {T/(T+F):.3f}')