def main():
args = parse_args()
header, counts = read_counts(args.counts)
counts = pd.DataFrame(counts, columns=header)
counts = sort_counts(counts)
num_genes = int(args.num_genes)-1
out_dir = args.out_dir
# plot pca
print('Generating PCA plot ...')
plot.plot_pca(out_dir, counts)
# plot heatmap
print('Generating Gene Expression Heatmap ...')
plot.plot_heatmap(out_dir, counts, num_genes)
# Plot gene expression tragectory
print('Generating Gene Expression Trajectory ...')
plot.plot_trajectory(out_dir, counts, num_genes)
# Save formatted and sorted count file
counts.to_csv('data/counts_clust.txt', index=False, sep='\t')
# Call clust to cluster the genes
print('Clustering Genes (this might take awhile) ...')
subprocess.call(['mkdir', 'clust_out'])
if args.kmeans is not None:
subprocess.call(['clust', 'data/counts_clust.txt',
'-o', './clust_out', '-K', args.kmeans])
else:
subprocess.call(['clust', 'data/counts_clust.txt',
'-o', './clust_out'])
# Make sure everythin is all set for motif enrichment
clust_out = args.input_genes
ref_bed = args.bedfile
ref_fa = args.genome
ref_motif = args.motif
try:
open(clust_out)
except FileNotFoundError:
print('Clustering failed, '
+ 'Clusters_Objects.tsv not found in the output directory')
print('Motif Enrichment Analysis (this might take awhile) ...')
try:
enrichment.run_motif_enrichment(clust_out,
ref_bed,
ref_fa, ref_motif,
args.ame,
100, 100)
except NameError:
print('AME is not installed! Please install AME and try again')
def print_positions():
"""
Prints positions of the devices encountered so far
"""
pos = []
for device_mac in const.positions:
print(device_mac, *const.positions[device_mac][0],
const.positions[device_mac][1])
pos.append([
dist(const.positions[device_mac][0], const.ANCHORS[a])
for a in const.ANCHORS
])
plot_heatmap(pos)
def plot_specific_feature(df, y, save):
score_mat = mat_specificity_score(df, y)
peak_index, peak_labels = cluster_specific(score_mat,
np.unique(y),
top=200)
plot_heatmap(df.iloc[peak_index],
y=y,
row_labels=peak_labels,
ncol=3,
cmap='Reds',
vmax=1,
row_cluster=False,
legend_font=6,
cax_title='Peak Value',
figsize=(8, 10),
bbox_to_anchor=(0.4, 1.2),
position=(0.8, 0.76, 0.1, 0.015),
save=save)
def run(train_data, test_data):
batch_size = 10
n_samples = np.array(train_data).shape[0]
n_batches = int(np.ceil(float(n_samples) / batch_size))
batch_slices = list(
gen_even_slices(n_batches * batch_size, n_batches, n_samples))
nodes = [50, 75, 100, 150]
for item in nodes:
errors = []
model = BernoulliRBM(n_components=item,
learning_rate=0.1,
batch_size=10,
n_iter=1,
random_state=None,
verbose=1)
for _ in range(20):
for batch_slice in batch_slices:
model.partial_fit(train_data[batch_slice])
errors.append(percent_error(model.gibbs(test_data), test_data))
plot.plot_points(errors)
plot.plot_heatmap(reformat_data(test_data[0]))
plot.plot_heatmap(reformat_data(model.gibbs(test_data)[0]))
if item == 50 or item == 100:
plot.plot_heatmap(model.__dict__['components_'].reshape(item, 784))
def predict(args):
tokenizer = nltk.tokenize.word_tokenize
tagger = nltk.tag.perceptron.PerceptronTagger()
print(f'Loading model from `{args.model}`...')
feature_opts = get_feature_opts(args.features)
model = DependencyParser(feature_opts, args.decoder)
model.load(args.model)
print(f'Model UAS: {model.arc_accuracy["dev"]:.2f}')
def predict_input(line):
tokens = tokenizer(line)
tagged = tagger.tag(tokens)
print('> ' + ' '.join([f'{token}/{tag}' for token, tag in tagged]))
tokens, tags = zip(*tagged)
if args.no_tags:
tags = len(tags) * ['_']
tokens = make_conll_tokens(tokens, tags)
heads, probs, _ = model.parse(tokens)
return tokens, heads, probs
if args.jabber:
for i, line in enumerate(JABBERWOCKY, 1):
tokens, heads, probs = predict_input(line)
name = f'jab-{i}'
if args.no_tags:
name += '-notags'
plot_heatmap([token.form for token in tokens],
probs,
dir=args.plot_dir,
name=name,
ext=args.ext)
print_prediction(tokens, heads)
if args.examples:
for i, line in enumerate(EXAMPLES, 1):
tokens, heads, probs = predict_input(line)
name = f'ex-{i}'
if args.no_tags:
name += '-notags'
plot_heatmap([token.form for token in tokens],
probs,
dir=args.plot_dir,
name=name,
ext=args.ext)
print_prediction(tokens, heads)
else:
step = 0
while True:
step += 1
line = input('Input: ')
tokens, heads, probs = predict_input(line)
name = f'{args.plot_name}-{step}'
if args.no_tags:
name += '-notags'
plot_heatmap([token.form for token in tokens],
probs,
name=name,
ext=args.ext)
print_prediction(tokens, heads)
def plot_feature(output_dir):
y = pd.read_csv(output_dir + '/cluster_assignments.txt',
sep='\t',
index_col=0,
header=None)[1]
feature = pd.read_csv(output_dir + '/feature.txt',
sep='\t',
index_col=0,
header=None)
plot_heatmap(feature.T,
y,
figsize=(8, 3),
cmap='RdBu_r',
vmax=8,
vmin=-8,
center=0,
ylabel='Feature dimension',
yticklabels=np.arange(10) + 1,
cax_title='Feature value',
legend_font=6,
ncol=1,
bbox_to_anchor=(1.1, 1.1),
position=(0.92, 0.15, .08, .04),
save=output_dir + '/feature.png')
def sequential(): data_array = pict_data() X0 = data_array[:3] W = hopfield.weights(X0) X = [data_array[9], data_array[10]] # for x in X0: # plot.plot_heatmap(reformat_data(x)) # plot.plot_heatmap(reformat_data(hopfield.recall_until_stable(W, x))) for x in X: plot.plot_heatmap(reformat_data(x)) plot.plot_heatmap(reformat_data(hopfield.recall_until_stable(W, x))) res_array = hopfield.recall_sequentially(W, x) for r in res_array: plot.plot_heatmap(reformat_data(np.array(r)))
mrna_densities[gene],
prot_densities[gene],
constants.dataset_config['TIMEPOINTS_NUM_MRNA'],
constants.dataset_config['TIMEPOINTS_NUM_PROTEIN'],
peripheral_flag,
stripes=stripes,
quadrants=8)
css.append(cs)
results[gene] = [cs, p]
tgt_image_name = constants.analysis_config[
'FIGURE_NAME_FORMAT_CS'].format(gene=gene)
tgt_fp = pathlib.Path(
constants.analysis_config['FIGURE_OUTPUT_PATH'].format(
root_dir=global_root_dir), tgt_image_name)
if "original" in conf[0]:
plot_heatmap(ranking, gene, tgt_fp)
logger.info("Generated image at {}",
str(tgt_fp).split("analysis/")[1])
else:
plot_heatmap(ranking,
gene,
tgt_fp,
size=2,
xtickslabel=['3h', '5h'],
ytickslabel=['3h', '5h'])
logger.info("Generated image at {}",
str(tgt_fp).split("analysis/")[1])
tgt_image_name = constants.analysis_config[
'FIGURE_NAME_FORMAT_CS_HISTOGRAM']
tgt_fp = pathlib.Path(
print("Forward pass - test features")
Z_test = model(X_test)
utils.save_loss(model.loss_dict, model_dir, "test")
# save features
utils.save_features(model_dir, "X_train", X_train, y_train)
utils.save_features(model_dir, "X_test", X_test, y_test)
utils.save_features(model_dir, "Z_train", Z_train, y_train)
utils.save_features(model_dir, "Z_test", Z_test, y_test)
# evaluation train
_, acc_svm = evaluate.svm(Z_train, y_train, Z_train, y_train)
acc_knn = evaluate.knn(Z_train, y_train, Z_train, y_train, k=5)
acc_svd = evaluate.nearsub(Z_train, y_train, Z_train, y_train, n_comp=1)
acc = {"svm": acc_svm, "knn": acc_knn, "nearsub-svd": acc_svd}
utils.save_params(model_dir, acc, name="acc_train.json")
# evaluation test
_, acc_svm = evaluate.svm(Z_train, y_train, Z_test, y_test)
acc_knn = evaluate.knn(Z_train, y_train, Z_test, y_test, k=5)
acc_svd = evaluate.nearsub(Z_train, y_train, Z_test, y_test, n_comp=1)
acc = {"svm": acc_svm, "knn": acc_knn, "nearsub-svd": acc_svd}
utils.save_params(model_dir, acc, name="acc_test.json")
# plot
plot.plot_combined_loss(model_dir)
plot.plot_heatmap(X_train, y_train, "X_train", model_dir)
plot.plot_heatmap(X_test, y_test, "X_test", model_dir)
plot.plot_heatmap(Z_train, y_train, "Z_train", model_dir)
plot.plot_heatmap(Z_test, y_test, "Z_test", model_dir)
for item in nodes:
encoding_dim = item
# this is our input placeholder
input_img = Input(shape=(784, ))
encoded = Dense(encoding_dim, activation='relu')(input_img)
decoded = Dense(784, activation='sigmoid')(encoded)
autoencoder = Model(input_img, decoded)
autoencoder.compile(optimizer='SGD',
loss='binary_crossentropy',
metrics=['binary_accuracy'])
history = History()
autoencoder.fit(train_data,
train_data,
epochs=20,
batch_size=10,
shuffle=True,
verbose=0,
callbacks=[history],
validation_data=(test_data, test_data))
errors = [1 - x for x in history.history['val_binary_accuracy']]
plot.plot_points(errors)
plot.plot_heatmap(reformat_data(test_data[0]))
plot.plot_heatmap(reformat_data(autoencoder.predict(test_data)[0]))
if item == 50 or item == 100:
print(plot.plot_heatmap(autoencoder.layers[1].get_weights()[0].T))
loss=args.loss,
device=device)
X_train, y_train, Z_train = F.to_cpu(X_train, y_train, Z_train)
utils.save_loss(eval_dir, f'train', net.get_loss())
print('test')
Z_test = net.batch_forward(X_test,
batch_size=args.batch_size,
loss=args.loss,
device=device)
X_test, y_test, Z_test = F.to_cpu(X_test, y_test, Z_test)
utils.save_loss(eval_dir, f'test', net.get_loss())
## Normalize
X_train = F.normalize(X_train.flatten(1))
X_test = F.normalize(X_test.flatten(1))
Z_train = F.normalize(Z_train.flatten(1))
Z_test = F.normalize(Z_test.flatten(1))
# Evaluate
evaluate.evaluate(eval_dir, 'knn', Z_train, y_train, Z_test, y_test)
#evaluate.evaluate(eval_dir, 'nearsub', Z_train, y_train, Z_test, y_test, num_classes=num_classes, n_comp=10)
# Plot
plot.plot_loss_mcr(eval_dir, 'train')
plot.plot_loss_mcr(eval_dir, 'test')
plot.plot_heatmap(eval_dir, 'X_train', X_train, y_train, num_classes)
plot.plot_heatmap(eval_dir, 'X_test', X_test, y_test, num_classes)
plot.plot_heatmap(eval_dir, 'Z_train', Z_train, y_train, num_classes)
plot.plot_heatmap(eval_dir, 'Z_test', Z_test, y_test, num_classes)
def correlation_matrix():
bytes_obj = plot_heatmap()
return send_file(bytes_obj,
attachment_filename='plot.png',
mimetype='image/png')