def svm_robust_score(args, data, labels):
idx_for_split = int(0.2 * len(data))
phrases = []
pred = []
for index, row in data.iterrows():
phrases.append(
noise_generator(row["sentence1"], args.noise_level, chars))
phrases.append(
noise_generator(row["sentence2"], args.noise_level, chars))
from sample import sample_multi
results = np.squeeze(
np.vsplit(sample_multi(args.save_dir, phrases, args.model_type),
len(phrases)))
for i in range(0, len(results), 2):
v1 = results[i]
v2 = results[i + 1]
if (v1 == np.zeros_like(v1)).all() or (v2 == np.zeros_like(v2)).all():
print(i)
pred.append(1 - cosine(v1, v2))
if math.isnan(pred[-1]):
pred[-1] = 0.5
pr = pd.DataFrame(pred)
train = pr.iloc[idx_for_split:]
test = pr.iloc[:idx_for_split]
train_label = labels[idx_for_split:]
test_label = labels[:idx_for_split]
roc_auc = linear_svm(train, test, train_label, test_label)
with open("results_entail_" + args.model_type + ".txt", "at") as f_out:
# f_out.write("robust,%.2f,%.3f\n" % (args.noise_level, mean_squared_error(true, pred)))
f_out.write(args.mode + ",%.2f,%.3f\n" % (args.noise_level, roc_auc))
def get_robust_score(args, pairs, true):
if "robust" in args.mode:
pred = []
phrases = []
for index, row in pairs.iterrows():
phrases.append(
noise_generator(row["sentence1"], args.noise_level, chars))
phrases.append(
noise_generator(row["sentence2"], args.noise_level, chars))
from sample import sample_multi
results = np.vsplit(
sample_multi(args.save_dir, phrases, args.model_type),
len(phrases))
for i in range(0, len(results), 2):
v1 = results[i]
v2 = results[i + 1]
if (v1 == np.zeros_like(v1)).all() or (v2
== np.zeros_like(v2)).all():
print(i)
pred.append(1 - cosine(v1, v2))
if math.isnan(pred[-1]):
pred[-1] = 0.5
with open("results_entail" + args.model_type + ".txt", "at") as f_out:
# f_out.write("robust,%.2f,%.3f\n" % (args.noise_level, mean_squared_error(true, pred)))
f_out.write(args.mode + ",%.2f,%.3f\n" %
(args.noise_level, roc_auc_score(true, pred)))
def samping_sentiment_data(args, data, labels):
idx_for_split = int(0.2 * len(data))
results = np.squeeze(np.vsplit(sample_multi(args.save_dir, data, args.model_type), len(data)))
train = results[idx_for_split:]
test = results[:idx_for_split]
train_label = labels[idx_for_split:]
test_label = labels[:idx_for_split]
# keras_test(train, test, train_label, test_label)
roc_auc_score = linear_svm(train, test, train_label, test_label)
with open(args.model_type + "_results_sentiment.txt", "at") as f_out:
f_out.write("robust,%.2f,%.3f\n" % (args.noise_level, roc_auc_score))
def svm_robust_score(args,data, labels):
idx_for_split = int(0.2 * len(data))
phrases = []
pred = []
for index, row in data.iterrows():
phrases.append(noise_generator(row["sentence1"], args.noise_level, chars))
phrases.append(noise_generator(row["sentence2"], args.noise_level, chars))
from sample import sample_multi
results = np.squeeze(np.vsplit(sample_multi(args.save_dir, phrases, args.model_type), len(phrases)))
#pairs_vectors = zip(results[0::2], results[1::2])
# df = pd.DataFrame(columns=['cosine', 'canberra', 'cityblock', 'euclidean', 'minkowski', 'braycurtis',"skew_q1","skew_q2"\
# "kur_q1","kur_q2", "skew_diff", "kur_diff"])
# df['cosine'] = [cosine(x, y) for (x, y) in pairs_vectors]
# print(len(df))
# df['canberra'] = [canberra(x, y) for (x, y) in zip(results[0::2], results[1::2])]
# df['cityblock'] = [cityblock(x, y) for (x, y) in zip(results[0::2], results[1::2])]
# df['euclidean'] = [euclidean(x, y) for (x, y) in zip(results[0::2], results[1::2])]
# df['minkowski'] = [minkowski(x, y, 3) for (x, y) in zip(results[0::2], results[1::2])]
# df['braycurtis'] = [braycurtis(x, y) for (x, y) in zip(results[0::2], results[1::2])]
# question1_vec = results[0::2]
# question2_vec = results[1::2]
# data['skew_q1'] = [skew(x) for x in question1_vec]
# data['skew_q2'] = [skew(x) for x in question2_vec]
# data['kur_q1'] = [kurtosis(x) for x in question1_vec]
# data['kur_q2'] = [kurtosis(x) for x in question2_vec]
#
# data['skew_diff'] = np.abs(data['skew_q1'] - data['skew_q2'])
# data['kur_diff'] = np.abs(data['kur_q1'] - data['kur_q2'])
for i in range(0, len(results), 2):
v1 = results[i]
v2 = results[i + 1]
if (v1 == np.zeros_like(v1)).all() or (v2 == np.zeros_like(v2)).all():
print(i)
pred.append(1 - cosine(v1, v2))
if math.isnan(pred[-1]):
pred[-1] = 0.5
# pr = pd.DataFrame(pred)
# train = df.iloc[idx_for_split:]
# test = df.iloc[:idx_for_split]
# train_label = labels[idx_for_split:]
# test_label = labels[:idx_for_split]
roc_auc= roc_auc_score(labels, pred)
# clf = catboost.CatBoostClassifier(depth=6, iterations=5000, learning_rate=0.1, thread_count=16)
# clf.fit(train, train_label)
# y_proba = clf.predict_proba(test)[:, 1]
# roc_auc = roc_auc_score(test_label, y_proba)
with open("results_quora" + args.model_type + ".txt", "at") as f_out:
# f_out.write("robust,%.2f,%.3f\n" % (args.noise_level, mean_squared_error(true, pred)))
f_out.write(args.mode + ",%.2f,%.3f\n" % (args.noise_level, roc_auc))
if lemma in w2v:
vector = w2v[lemma]
vectors.append(vector)
return np.mean(vectors, axis=0)
for pair in tqdm(pairs):
v1 = get_mean_vec(noise_generator(pair["text_1"]))
v2 = get_mean_vec(noise_generator(pair["text_2"]))
pred.append(1 - cosine(v1, v2))
with open("results.txt", "at") as f_out:
f_out.write("word2vec,%.2f,%.3f\n" % (args.noise_level, roc_auc_score(true, pred)))
# print "ROC\t\t=\t%.2f" % roc_auc_score(true, pred)
if "robust" in args.mode:
pred = []
phrases = []
for pair in pairs:
phrases.append(noise_generator(pair["text_1"]))
phrases.append(noise_generator(pair["text_2"]))
from sample import sample_multi
results = np.vsplit(sample_multi(args.save_dir, phrases), len(phrases))
for i in range(0, len(results), 2):
v1 = results[i]
v2 = results[i + 1]
pred.append(1 - cosine(v1, v2))
with open("results.txt", "at") as f_out:
f_out.write("robust,%.2f,%.3f\n" % (args.noise_level, roc_auc_score(true, pred)))
# print "ROC\t\t=\t%.2f" % roc_auc_score(true, pred)
# print "Class ratio\t=\t%.2f" % (float(len(filter(None, true)))/len(true))
# print "F1\t=\t%.2f" % f1_score(true, pred)
type=str,
default="save")
parser.add_argument("-t",
"--model_type",
help="type of model used to train",
type=str,
default="biSRU")
parser.add_argument("-i", "--input-dir", help="dir to go through")
args = parser.parse_args()
with open(join(args.save_dir, 'chars_vocab.pkl'), 'rb') as f:
chars, _ = cPickle.load(f)
if "robust" in args.mode:
filenames = []
phrases = []
for filename in glob(join(args.input_dir, "*.txt")):
filenames.append(filename)
with open(filename, "rt") as f:
lines = [line.strip() for line in f.readlines()]
phrases.append(" ".join(lines))
from sample import sample_multi
results = np.vsplit(sample_multi(args.save_dir, phrases, args.model_type),
len(phrases))
for i in range(len(results)):
np.savetxt(filenames[i] + ".rove", results[i])
def main(data_dir, template, output, save_dir):
clusters = {}
clustered = {}
print('Load clustermap')
with open(os.path.join(data_dir, 'SBEADS.resC'), 'r') as fin:
for line in tqdm(fin):
tab = line.index('\t')
cluster_id = int(line[:tab])
ids = [int(t) for t in line[tab + 1:].split()]
for i in ids:
clustered[i] = cluster_id
clusters[cluster_id] = ids
print('Load messages')
data = []
with open(os.path.join(data_dir, 'docs.out'), 'r') as fin:
for line in tqdm(fin):
# take care about escape symbols
filtered = line.replace(r"\'", "'").replace('\\', '/')
try:
entry = json.loads(filtered)
id = int(entry.get('id'))
title = entry.get('title')
data.append((id, title))
except:
print(filtered)
word2vectors = sample_multi(save_dir, [t[1] for t in data])
vectors = np.zeros((len(data), word2vectors[0][0].shape[2]))
for i in range(len(word2vectors)):
vectors[i, :] = np.mean(np.squeeze(np.array(word2vectors[i])), axis=0)
X = vectors
print('Compute natural w2v clusterization quality.')
# ATTENTION: very dirty code, just let it works
n = 100000
clust_numbers = list(clusters.keys())
selected = np.random.choice(clust_numbers, n)
res = []
# not sure if they are continuous:
indexes = {t[0]: i for (i, t) in enumerate(data)}
misscounter = 0
for i in tqdm(selected):
tmp = []
for j in clusters[i]:
if j in indexes:
tmp.append(indexes[j])
else:
misscounter += 1
if len(tmp) < 2:
# bad, let it go
# print('Pass')
continue
# get pair
pair = np.random.choice(tmp, 2)
one = X[pair[0], :]
two = X[pair[1], :]
sim = 1.0 - spatial.distance.cosine(one, two)
if np.isnan(sim) or np.isinf(sim):
sim = 0.0
res.append((1.0, sim))
# (try to) get nonpair
one = np.random.choice(tmp, 1)
two = np.random.random_integers(0, len(X) - 1, 1)
gnd = 1.0 * (two in tmp)
one = X[one, :]
two = X[two, :]
sim = 1.0 - spatial.distance.cosine(one, two)
if np.isnan(sim) or np.isinf(sim):
sim = 0.0
res.append((gnd, sim))
res = np.array(res)
print("Classes ratio:\t%.3f" % (sum(res[:, 0]) / len(res)))
print("MSE:\t\t%.3f" % mean_squared_error(res[:, 0], res[:, 1]))
print("AUC:\t\t%.3f" % roc_auc_score(res[:, 0], res[:, 1]))
# last result was
# Classes ratio: 0.500
# MSE: 0.106
# AUC: 0.968
# End of ATTENTION
labels = np.array([clustered.get(t[0], -1) for t in data])
score = silhouette_score(X, labels, sample_size=1000)
# it gives me about 0.77
print('Natural w2v silhouette_score is {}'.format(score))
idx = (labels > -1)
score = silhouette_score(X[idx], labels[idx], sample_size=1000)
# it gives me about 0.87
print('Without unclustered samples score is {}'.format(score))
# Preparation for visualization. Unfinished yet
print('Compute 2d projection')
pca = PCA(n_components=2)
X2 = pca.fit_transform(X)
print('Save the data')
repack = []
with open('data.csv', 'w') as fout:
for i, x in zip([t[0] for t in data], X2):
q = (x[0], x[1], i, clustered.get(i, -1))
fout.write('{:.2f},{:.2f},{},{}\n'.format(*q))
repack.append(q)
repack = json.dumps(repack)
# Experiment with coarsed coordinates:
d1 = len(set(['{:.1f},{:.1f}'.format(x[0], x[1]) for x in X2]))
d2 = len(set(['{:.2f},{:.2f}'.format(x[0], x[1]) for x in X2]))
d3 = len(set(['{:.3f},{:.3f}'.format(x[0], x[1]) for x in X2]))
print('We can coarse the data: ')
print(d1)
print(d2)
print(d3)
with open(template, 'r') as fin:
page = Template(fin.read()).render(data=repack)
with open(output, 'w') as fout:
fout.write(page)
with open('labels.csv', 'w') as fout:
for i, label in data:
fout.write('{}\t{}\n'.format(i, label))
print('Done')
# king_queen = 1 - cosine(king, queen)
#
# man_king = 1 - cosine(man, king)
# woman_queen = 1 - cosine(woman, queen)
#
# print("Distances")
# print("woman_man:{} \n king_queen:{} \n".format(woman_man, king_queen))
# print("man_king:{} \n woman_queen:{} \n".format(man_king, woman_queen))
#
# print("Queen similarity")
# print(1 - cosine(king - man + woman, queen))
pos1 = "You have no affinity for most of the characters ."
pos2 = "The characters , cast in impossibly contrived situations , are totally estranged from reality ."
neg1 = "Everybody loves a David and Goliath story , and this one is told almost entirely from David 's point of view ."
neg2 = "Those who want to be jolted out of their gourd should drop everything and run to Ichi."
positive = [pos1, pos2]
negative = [neg1, neg2]
vec = positive + negative
print(len(vec))
results = sample_multi(DEFAULT_MODEL, vec, "biLSTM")
pos_pos = 1 - cosine(results[0], results[1])
neg_neg = 1 - cosine(results[2], results[3])
pos_neg = 1 - cosine(results[1], results[3])
neg_pos = 1 - cosine(results[2], results[0])
print("pos_pos {}".format(pos_pos))
print("neg {}".format(neg_neg))
print("neg_pos {}".format(neg_pos))
print("pos_neg {}".format(pos_neg))
