def test_GetResults():
testInput = pickle.load(open("data_testing/correctOneHotIn.pickle", "rb"))
testCorrectOut = pickle.load(open("data_testing/correctOneHotOut.pickle", "rb"))
getOneHotOut = ld.get_onehot(testInput, None, num_classes=3, seq_len=20)
# print(testInput)
# print(testCorrectOut)
for x,y in zip(testCorrectOut,getOneHotOut):
assert np.equal(x,y).all()
pair_dict[y] = [single_dict[y], x]
else:
single_dict[y] = x
if len(pair_dict) == num_classes:
break
chosen_data = []
for i in range(2):
for y in pair_dict:
x = pair_dict[y][i]
# print len(x)
chosen_data.append((x, y))
x, y, m = get_onehot(chosen_data,
None,
is_dna_data=is_dna_data,
seq_len=seq_len,
mask_len=mask_len if mask else None)
embed = embed_model.predict([x, m] if mask else x)
pos_counts = dict()
correct_counts = dict()
for n in top_n:
pos_counts[n] = []
correct_counts[n] = 0.0
for _ in range(n):
pos_counts[n].append(0)
for i in range(num_classes):
distances = dict()
ex = embed[i + num_classes]
model_name = 'blstm_dna_conv3_4500'
data_file = '/mnt/data/computervision/dna_train80_val10_test10/test.csv'
#data_file = '/mnt/data/computervision/dna_train80_val10_test10/unknowns.csv'
data_divide = 4
dist_min = 0
dist_max = 20
model_file = '../models/' + model_name + '.h5'
model = load_model(model_file)
av_model = Model(inputs=model.input, outputs=model.get_layer("AV").output)
print av_model.summary()
data = load_csv(data_file, divide=data_divide)
print len(data)
x, y = get_onehot(data,
None,
is_dna_data=is_dna_data,
seq_len=4500 if is_dna_data else 1500)
avs = av_model.predict(x, batch_size=500)
print 'done getting avs'
del data, x, y
means = []
with open('../results/' + model_name + '_mean_activations.csv', 'r') as infile:
r = csv.reader(infile)
for row in r:
means.append(np.array(row, dtype=np.float32))
dists = []
with open('../results/' + model_name + '_mav_distances.csv', 'r') as infile:
r = csv.reader(infile)
num_letters = 4 if is_dna_data else 26 model = model_template(num_classes, num_letters, sequence_length, embed_size=256, mask_length=mask_len if mask else None) model.load_weights(model_file) model.summary() test_data = load_csv(data_dir + '/test.csv', divide=2 if is_dna_data else 1) print len(test_data) crop_count = 0.0 for seq, y in test_data: if len(seq) > sequence_length: crop_count += 1 print "percent cropped: ", crop_count / len(test_data) test_x, test_y, test_m = get_onehot(test_data, None, is_dna_data=is_dna_data, seq_len=sequence_length, num_classes=num_classes, rand_start=random_crop, mask_len=mask_len if mask else None) if print_acc: print "test accuracy: ", model.evaluate([test_x, test_m] if mask else test_x, test_y, batch_size=100) if save_stats: pred = model.predict([test_x, test_m] if mask else test_x, batch_size=100).argmax(axis=-1) log = Logger(model_name, num_classes, sequence_length) log.confusion_matrix(test_data,pred) log.length_stats(test_data,pred) log.length_histograms(test_data,pred) log.save()
results = []
for percent in range(2,22,2):
#mode 0: substitute, mode 1: 3-aligned cut, mode 2: unaligned cut
row = [percent]
for mode in range(3):
test_data = load_csv(data_dir + '/test.csv', divide=2)
print len(test_data)
for i in range(len(test_data)):
(x, y) = test_data[i]
if mode == 0:
test_data[i] = (substitute(x, percent), y)
else:
test_data[i] = (delete_segment(x, percent, mode == 1), y)
#if i % 100000 == 99999:
# print i+1
test_x, test_y, test_m = get_onehot(test_data, None, is_dna_data=True, seq_len=sequence_length, num_classes=num_classes, mask_len=mask_len)
acc = model.evaluate([test_x, test_m], test_y, batch_size=100, verbose=1)[1]
print percent, mode, acc
row.append(acc)
del test_data, test_x, test_y, test_m
results.append(row)
with open('../results/'+model_name+'_mutation_graphs.csv', 'w') as outfile:
w = csv.writer(outfile)
for row in results:
w.writerow(row)
i += 1
print i
N = len(sequence_dict)
print 'done loading', N
for i in range(N):
print len(sequence_dict[i])
filename = '/mnt/data/computervision/tara/embed64/' + rev_label_dict[
i] + '.npy'
if os.path.exists(filename):
embed_dict[i] = np.load(filename)
else:
x, y, m = get_onehot(sequence_dict[i],
None,
is_dna_data=is_dna_data,
seq_len=seq_len,
mask_len=mask_len)
embed = embed_model.predict([x, m], batch_size=100, verbose=1)
embed_dict[i] = embed
del x, y, m
np.save(filename, embed)
del sequence_dict[i]
print 'embedded', i, rev_label_dict[i]
#embed_dict[i] = embed_dict[i][0:1000]
del sequence_dict, model, embed_model
result = []
tree_dict = dict()
#read the first two columns of the input csv file into a list of tuples.
#the file's second-column items become the first items in the tuples.
#the list of tuples is called train_data
train_data = load_csv(data_dir + '/train.csv')
print(len(train_data))
#val_data = load_csv(data_dir + '/validation.csv', divide=2 if is_dna_data else 1)
#val_x, val_y = get_onehot(val_data, None, num_classes=num_classes, seq_len=sequence_length, is_dna_data=is_dna_data)
#print(len(val_data))
num_episodes = 50000#200000
# Each iteration currently takes about 6 secs, so cutting num_episodes
# way down to be able to get to end of process in reasonable time.
num_episodes = 5
for i in range(num_episodes):
x, y, m = get_onehot(train_data, 100, num_classes=num_classes, seq_len=sequence_length, is_dna_data=is_dna_data, mask_len=mask_len if mask else None)
print(i)
print(model.train_on_batch([x,m] if mask else x, y))
if (i % 10000 == 0) or i == num_episodes - 1:
#[loss, acc] = model.evaluate(val_x, val_y, batch_size=100)
#print loss, acc
#logger.record_val_acc(i, acc)
model.save(save_path)
print('saved to ' + save_path)
del train_data
#pred = model.predict(val_x, batch_size=100).argmax(axis=-1)
#logger.confusion_matrix(val_data, pred)
#logger.length_plot(val_data, pred)
model = load_model(model_file)
av_model = Model(inputs=model.input, outputs=model.get_layer("AV").output)
print av_model.summary()
train_data = load_csv(data_dir + '/train.csv')
batch_size = 10000
avs = []
actual = []
lower = 0
while lower < len(train_data):
print lower
upper = min(lower + batch_size, len(train_data))
x, y = get_onehot(train_data[lower:upper],
None,
is_dna_data=is_dna_data,
seq_len=seq_len)
pred = av_model.predict(x, batch_size=500)
avs.append(pred)
actual.append(y)
lower += batch_size
del train_data
sums = np.zeros((num_classes, num_classes), np.float32)
counts = np.zeros((num_classes), np.float32)
class_avs = []
for i in range(num_classes):
class_avs.append([])
for i in range(len(avs)):
num_amino_acids = 26
model = Sequential()
model.add(Masking(mask_value=0, input_shape=(1500, num_amino_acids)))
model.add(LSTM(50, activation='tanh'))
model.add(Dense(num_classes, activation='softmax'))
model.compile(optimizer=Adam(lr=0.001),
loss='categorical_crossentropy',
metrics=['accuracy'])
model.summary()
data_dir = '/mnt/data/computervision/train80_val10_test10'
train_data = load_csv(data_dir + '/train.csv')
print len(train_data)
val_data = load_csv(data_dir + '/validation.csv')
val_x, val_y = get_onehot(val_data, None)
print len(val_data)
logger = Logger('lstm50')
save_path = '../models/lstm50.h5'
num_episodes = 20000
for i in range(num_episodes):
x, y = get_onehot(train_data, 1000)
print i
print model.train_on_batch(x, y)
if (i % 1000 == 0) or i == num_episodes - 1:
[loss, acc] = model.evaluate(val_x, val_y, batch_size=1000)
print loss, acc
