kernel_id
int64
24.2k
23.3M
prompt
stringlengths
8
1.85M
completetion
stringlengths
1
182k
comp_name
stringlengths
5
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9,087,560
train_y_pred = RF_model.predict(train_numeric_X )<compute_train_metric>
count_nusvc.fit(count_train_sub ,y) count_nusvc_sub = count_nusvc.predict(count_sub)
Natural Language Processing with Disaster Tweets
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error = np.sqrt(( train_y_pred - train_numeric_Y)**2) error = error.cumsum()<compute_test_metric>
sub=pd.DataFrame({'id':sample_sub['id'].values.tolist() ,'target':count_nusvc_sub} )
Natural Language Processing with Disaster Tweets
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<choose_model_class><EOS>
sub.to_csv('submission.csv',index=False )
Natural Language Processing with Disaster Tweets
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<SOS> metric: meanfscore Kaggle data source: natural-language-processing-with-disaster-tweets<train_model>
classification_report, f1_score, roc_curve, auc
Natural Language Processing with Disaster Tweets
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clf1.fit(train_numeric_X, train_numeric_Y) clf3.fit(train_numeric_X, train_numeric_Y) clf5.fit(train_numeric_X, train_numeric_Y) clf10.fit(train_numeric_X, train_numeric_Y) clf50.fit(train_numeric_X, train_numeric_Y )<predict_on_test>
PATH = "/kaggle/input/nlp-getting-started/" train_df = pd.read_csv(f'{PATH}train.csv', low_memory=False) train_df.shape
Natural Language Processing with Disaster Tweets
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predicted1 = clf1.predict(train_numeric_X) predicted3 = clf3.predict(train_numeric_X) predicted5 = clf5.predict(train_numeric_X) predicted10 = clf10.predict(train_numeric_X) predicted50 = clf50.predict(train_numeric_X )<compute_test_metric>
def clean_text(text): cleaned_text = re.sub('<[^>]*>', '', text.lower()) cleaned_text = re.sub('[\W]+', ' ', cleaned_text) cleaned_text = re.sub(r'^https?:\/\/.*[\r ]*', '', cleaned_text) emojis = re.compile("[" u"\U0001F600-\U0001F64F" u"\U0001F300-\U0001F5FF" u"\U0001F680-\U0001F6FF" u"\U0001F1E0-\U0001F1FF" u"\...
Natural Language Processing with Disaster Tweets
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a = np.sum(( predicted1)-(train_numeric_Y)) **2 / len(predicted1) b = np.sum(( predicted3)-(train_numeric_Y)) **2 / len(predicted3) c = np.sum(( predicted5)-(train_numeric_Y)) **2 / len(predicted5) d = np.sum(( predicted10)-(train_numeric_Y)) **2 / len(predicted10) e = np.sum(( predicted50)-(train_numeric_Y)) **2 /...
def extensive_clean_and_format(tweet): tweet = re.sub(r"\x89Û_", "", tweet) tweet = re.sub(r"\x89ÛÒ", "", tweet) tweet = re.sub(r"\x89ÛÓ", "", tweet) tweet = re.sub(r"\x89ÛÏWhen", "When", tweet) tweet = re.sub(r"\x89ÛÏ", "", tweet) tweet = re.sub(r"China\x89Ûªs", "China's", tweet) tweet = re.sub(r"let\x89Ûªs", ...
Natural Language Processing with Disaster Tweets
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clf1 = RandomForestClassifier(n_estimators=10,n_jobs=4,max_depth=1) clf2 = RandomForestClassifier(n_estimators=10,n_jobs=4,max_depth=2) clf3 = RandomForestClassifier(n_estimators=10,n_jobs=4,max_depth=3) clf4 = RandomForestClassifier(n_estimators=10,n_jobs=4,max_depth=4) clf5 = RandomForestClassifier(n_estimators=1...
%%time stemmer = PorterStemmer() lemmatizer = WordNetLemmatizer() sw = stopwords.words('english') sw.append('http') sw.append('https') sw.append('co') sw.append('û_') train_df['cleaned text'] = train_df['text'].apply(preprocess_text, stopwords=True, stem=True, lemmatize=False) train_df['cleaned text'] = train_df[...
Natural Language Processing with Disaster Tweets
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clf1.fit(train_numeric_X, train_numeric_Y) clf2.fit(train_numeric_X, train_numeric_Y) clf3.fit(train_numeric_X, train_numeric_Y) clf4.fit(train_numeric_X, train_numeric_Y) clf5.fit(train_numeric_X, train_numeric_Y) clf10.fit(train_numeric_X, train_numeric_Y )<predict_on_test>
def create_corpus(text_data): corpus = [] for sentence in text_data: for word in sentence.split() : corpus.append(word) return corpus def top_words(text_corpus, top_n=25): def_dict = defaultdict(int) for word in text_corpus: def_dict[word] += 1 most_common = sorted(def_dict.items() , key=lambda x : x[1], reverse=...
Natural Language Processing with Disaster Tweets
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predicted1 = clf1.predict(train_numeric_X) predicted2 = clf2.predict(train_numeric_X) predicted3 = clf3.predict(train_numeric_X) predicted4 = clf4.predict(train_numeric_X) predicted5 = clf5.predict(train_numeric_X) predicted10 = clf10.predict(train_numeric_X )<compute_test_metric>
PATH = "/kaggle/input/nlp-getting-started/" test_df = pd.read_csv(f'{PATH}test.csv', low_memory=False) test_df['cleaned_text'] = test_df['text'].apply(preprocess_text, stopwords=True, stem=True, lemmatize=False) test_df['cleaned_text'] = test_df['cleaned_text'].apply(extensive_clean_and_format) X_test = test_df['cle...
Natural Language Processing with Disaster Tweets
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a = np.sum(( predicted1)-(train_numeric_Y)) **2 / len(predicted1) b = np.sum(( predicted2)-(train_numeric_Y)) **2 / len(predicted2) c = np.sum(( predicted3)-(train_numeric_Y)) **2 / len(predicted3) d = np.sum(( predicted4)-(train_numeric_Y)) **2 / len(predicted4) e = np.sum(( predicted5)-(train_numeric_Y)) **2 / le...
X_train, X_val, y_train, y_val = train_test_split(X, y, test_size = 0.2, random_state=0) print("Shapes of our data: X_train: {0} y_train: {1} X_val: {2} y_val: {3} ".format(X_train.shape, y_train.shape, X_val.shape, y_val.shape))
Natural Language Processing with Disaster Tweets
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from sklearn.decomposition import PCA from sklearn.pipeline import Pipeline from sklearn.naive_bayes import GaussianNB<normalization>
n_grams =(1,3) vectorizer = TfidfVectorizer(analyzer='word', ngram_range=n_grams) X_train_vec = vectorizer.fit_transform(X_train) X_val_vec = vectorizer.transform(X_val) X_test_vec = vectorizer.transform(X_test )
Natural Language Processing with Disaster Tweets
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pipeline = Pipeline([('scale', StandardScaler()),('pca', PCA(n_components=2)) ]) pca = pipeline.fit(train_numeric_X) pca_X = pca.transform(train_numeric_X )<import_modules>
def multi_model_cross_validation(clf_tuple_list, X, y, K_folds=10, score_type='accuracy', random_seed=0): model_names, model_scores = [], [] for name, model in clf_list: k_fold = StratifiedKFold(n_splits=K_folds, shuffle=True, random_state=random_seed) cross_val_results = cross_val_score(model, X, y, cv=k_fold, scor...
Natural Language Processing with Disaster Tweets
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from sklearn.manifold import TSNE<feature_engineering>
def test_set_performances(clf_tuple_list, X_train, y_train, X_test, y_test, score_type='accuracy', print_results=True): model_names, model_accuracies, model_f1 = [], [], [] if print_results: print("{0:<30} {1:<10} {2:<10} {3}".format("Model", "Accuracy", "F1-Score", "-"*50)) for name, model in clf_list: model.fit(X_t...
Natural Language Processing with Disaster Tweets
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X_embedded = TSNE(n_components=3 ).fit_transform(train_numeric_X )<import_modules>
svc_clf = SVC(kernel='linear', C=1.0, probability=True) svc_clf.fit(X_train_vec, y_train )
Natural Language Processing with Disaster Tweets
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import pandas as pd import datetime import lightgbm as lgb<load_from_csv>
X = train_df['cleaned text'].values y = train_df['target'].values
Natural Language Processing with Disaster Tweets
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train = pd.read_csv(".. /input/covid19-global-forecasting-week-1/train.csv") test = pd.read_csv(".. /input/covid19-global-forecasting-week-1/test.csv") sub = pd.read_csv(".. /input/covid19-global-forecasting-week-1/submission.csv" )<feature_engineering>
vectorizer = TfidfVectorizer(analyzer='word', ngram_range=n_grams) X_vec = vectorizer.fit_transform(X) X_test_vec = vectorizer.transform(X_test )
Natural Language Processing with Disaster Tweets
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train.loc[(train['Date']=='2020-03-24')&(train['Country/Region']=='France')&(train['Province/State']=='France'),'ConfirmedCases'] = 22654 train.loc[(train['Date']=='2020-03-24')&(train['Country/Region']=='France')&(train['Province/State']=='France'),'Fatalities'] = 1000<filter>
svc_clf = SVC(kernel='linear', C=1.0) svc_clf.fit(X_vec, y )
Natural Language Processing with Disaster Tweets
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train[(train['Date']=='2020-03-24')&(train['Country/Region']=='France')&(train['Province/State']=='France')]<concatenate>
test_preds = svc_clf.predict(X_test_vec) test_df['target'] = test_preds
Natural Language Processing with Disaster Tweets
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train = train.append(test[test['Date']>'2020-03-24'] )<data_type_conversions>
submission = test_df.loc[:, ['id', 'target']] submission.to_csv('SVC_submission.csv', index=False) submission.head()
Natural Language Processing with Disaster Tweets
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train['Date'] = pd.to_datetime(train['Date'], format='%Y-%m-%d') <feature_engineering>
clf_list = [("Logistic Regression", LogisticRegression(C=10.0)) , ("Support Vector Machine", SVC(kernel='linear', C=1.0, probability=True)) , ("Random Forest", RandomForestClassifier(n_estimators=500)) , ("Multinomial Naive Bayes", MultinomialNB())] ensemble_clf = VotingClassifier(estimators=clf_list, voting='soft')...
Natural Language Processing with Disaster Tweets
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train['day_dist'] = train['Date']-train['Date'].min() <feature_engineering>
test_preds = ensemble_clf.predict(X_test_vec) test_df['target'] = test_preds submission = test_df.loc[:, ['id', 'target']] submission.to_csv('ensemble_submission.csv', index=False) submission.head()
Natural Language Processing with Disaster Tweets
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train['day_dist'] = train['day_dist'].dt.days<define_variables>
nlp_train = pd.read_csv('/kaggle/input/nlp-getting-started/train.csv') nlp_test = pd.read_csv('/kaggle/input/nlp-getting-started/test.csv') nlp_train.head(2 )
Natural Language Processing with Disaster Tweets
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cat_cols = train.dtypes[train.dtypes=='object'].keys() cat_cols<correct_missing_values>
PROJECT_ID = 'kaggle-bqml-course' bucket_name = 'leosuky_kaggle_competitions' region = 'us-central1' storage_client = storage.Client(project=PROJECT_ID) automl_client = automl.AutoMlClient()
Natural Language Processing with Disaster Tweets
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for cat_col in cat_cols: train[cat_col].fillna('no_value', inplace = True )<feature_engineering>
def upload_to_gcs(bucket_name, source_file_name, destination_blob_name): "Uploads a file to the bucket.https://cloud.google.com/storage/docs/" bucket = storage_client.get_bucket(bucket_name) blob = bucket.blob(destination_blob_name) blob.upload_from_filename(source_file_name)
Natural Language Processing with Disaster Tweets
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train['place'] = train['Province/State']+'_'+train['Country/Region'] <import_modules>
destination_path = 'uploads/kaggle_auto_ml/train.csv'
Natural Language Processing with Disaster Tweets
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from sklearn import preprocessing<define_variables>
dataset_name = 'disaster_tweets_nlp' model_name = 'disaster_tweets_nlp' client = automl_client region = region project_id = PROJECT_ID bucket_name = bucket_name
Natural Language Processing with Disaster Tweets
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cat_cols = train.dtypes[train.dtypes=='object'].keys() cat_cols<categorify>
amw = AutoMLWrapper(client=client, project_id=PROJECT_ID, bucket_name=bucket_name, region='us-central1', dataset_display_name=dataset_name, model_display_name=model_name )
Natural Language Processing with Disaster Tweets
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for cat_col in ['place']: le = preprocessing.LabelEncoder() le.fit(train[cat_col]) train[cat_col]=le.transform(train[cat_col] )<define_variables>
def create_dataset(project_id, dataset_name): client = automl.AutoMlClient() project_location = client.location_path(project_id, region) metadata = automl.types.TextSentimentDatasetMetadata(sentiment_max=1) dataset = automl.types.Dataset(display_name=dataset_name, text_sentiment_dataset_metadata=metadata) result = c...
Natural Language Processing with Disaster Tweets
7,755,916
drop_cols = ['Id','ForecastId', 'ConfirmedCases','Date', 'Fatalities','day_dist', 'Province/State', 'Country/Region']<filter>
def import_dataset(project_id, dataset_id, path): client = automl.AutoMlClient() dataset_full_id = client.dataset_path(project_id, 'us-central1', dataset_id) input_uris = path.split(",") gcs_source = automl.types.GcsSource(input_uris=input_uris) input_config = automl.types.InputConfig(gcs_source=gcs_source) result ...
Natural Language Processing with Disaster Tweets
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val = train[(train['Date']>='2020-03-12')&(train['Id'].isnull() ==False)] <prepare_x_and_y>
file_path = 'gs://leosuky_kaggle_competitions/uploads/kaggle_auto_ml/train.csv' dataset_id = 'TST2133943162303938560'
Natural Language Processing with Disaster Tweets
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y_ft = train["Fatalities"] y_val_ft = val["Fatalities"] y_cc = train["ConfirmedCases"] y_val_cc = val["ConfirmedCases"] <compute_test_metric>
def create_model(project_id, dataset_id, dataset_name): client = automl.AutoMlClient() project_location = client.location_path(project_id, 'us-central1') metadata = automl.types.TextSentimentModelMetadata() model = automl.types.Model(display_name=dataset_name, dataset_id=dataset_id, text_sentiment_model_metadata=metad...
Natural Language Processing with Disaster Tweets
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def rmsle(y_true, y_pred): return np.sqrt(np.mean(np.power(np.log1p(y_pred)- np.log1p(y_true), 2))) <compute_test_metric>
print("model has already been created and trained!" )
Natural Language Processing with Disaster Tweets
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def mape(y_true, y_pred): return np.mean(np.abs(y_pred -y_true)*100/(y_true+1)) <import_modules>
def model_evaluations(project_id, model_id): client = automl.AutoMlClient() full_model_id = client.model_path(project_id, 'us-central1', model_id) print('Model Evaluations:') for evaluation in client.list_model_evaluations(full_model_id, ""): print('Model Evaluation Name: {}'.format(evaluation.name)) print('Model Ann...
Natural Language Processing with Disaster Tweets
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import numpy as np<init_hyperparams>
model_id = "TST4544356324388896768" model_evaluations(project_id=project_id, model_id=model_id )
Natural Language Processing with Disaster Tweets
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params = { "objective": "regression", "boosting": 'gbdt', "num_leaves": 1280, "learning_rate": 0.05, "feature_fraction": 0.9, "reg_lambda": 2, "metric": "rmse", 'min_data_in_leaf':20 } <filter>
if not amw.get_dataset_by_display_name(dataset_display_name=dataset_name): print('dataset not found') amw.create_dataset() amw.import_gcs_data(training_gcs_path) amw.dataset
Natural Language Processing with Disaster Tweets
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dates = dates[dates>'2020-03-24']<filter>
if not amw.get_model_by_display_name() : amw.train_model() amw.deploy_model() amw.model
Natural Language Processing with Disaster Tweets
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test[test['Country/Region']=='Italy']<filter>
amw.model_full_path
Natural Language Processing with Disaster Tweets
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test[test['Country/Region']=='Italy']<load_from_csv>
def make_predictions(project_id, model_id, content): prediction_client = automl.PredictionServiceClient() model_full_id = prediction_client.model_path(project_id, "us-central1", model_id) text_snippet = automl.types.TextSnippet(content=content, mime_type="text/plain") payload = automl.types.ExamplePayload(text_snippe...
Natural Language Processing with Disaster Tweets
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train_sub = pd.read_csv(".. /input/covid19-global-forecasting-week-1/train.csv" )<feature_engineering>
make_predictions(project_id=PROJECT_ID, model_id=model_id, content=corpus[1] )
Natural Language Processing with Disaster Tweets
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train_sub.loc[(train_sub['Date']=='2020-03-24')&(train_sub['Country/Region']=='France')&(train_sub['Province/State']=='France'),'ConfirmedCases'] = 22654 train_sub.loc[(train_sub['Date']=='2020-03-24')&(train_sub['Country/Region']=='France')&(train_sub['Province/State']=='France'),'Fatalities'] = 1000<merge>
predictions = [] print('Starting predictions...') print('Predicting 1st batch.....') for document in corpus[:600]: predictions.append( make_predictions(project_id=PROJECT_ID, model_id=model_id, content=document) ) print('Predicting 2nd batch.....') for document in corpus[600:1200]: predictions.append( make_predic...
Natural Language Processing with Disaster Tweets
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test = pd.merge(test,train_sub[['Province/State','Country/Region','Lat','Long','Date','ConfirmedCases','Fatalities']], on=['Province/State','Country/Region','Lat','Long','Date'], how='left' )<filter>
sentiment_predictions = pd.DataFrame(predictions, columns=['target']) sentiment_predictions.head(4 )
Natural Language Processing with Disaster Tweets
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test.loc[test['ConfirmedCases_x'].isnull() ==True]<feature_engineering>
submission_df = pd.concat([nlp_test['id'], sentiment_predictions['target']], axis=1) print(submission_df.shape) submission_df.head()
Natural Language Processing with Disaster Tweets
7,755,916
<feature_engineering><EOS>
submission_df.to_csv("submission.csv", index=False, header=True )
Natural Language Processing with Disaster Tweets
8,591,963
<SOS> metric: meanfscore Kaggle data source: natural-language-processing-with-disaster-tweets<filter>
import numpy as np import pandas as pd import spacy from spacy.matcher import Matcher from spacy.tokens import Span from spacy import displacy
Natural Language Processing with Disaster Tweets
8,591,963
last_amount = test.loc[(test['Country/Region']=='Italy')&(test['Date']=='2020-03-24'),'ConfirmedCases_x']<filter>
nlp=spacy.load("en_core_web_sm" )
Natural Language Processing with Disaster Tweets
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last_fat = test.loc[(test['Country/Region']=='Italy')&(test['Date']=='2020-03-24'),'Fatalities_x']<define_variables>
train=pd.read_csv('/kaggle/input/nlp-getting-started/train.csv') test=pd.read_csv('/kaggle/input/nlp-getting-started/test.csv' )
Natural Language Processing with Disaster Tweets
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i = 0 k = 35<feature_engineering>
stopwords = list(STOP_WORDS) punct=string.punctuation def text_data_cleaning(sentence): doc = nlp(sentence) tokens = [] for token in doc: if token.lemma_ != "-PRON-": temp = token.lemma_.lower().strip() else: temp = token.lower_ tokens.append(temp) cleaned_tokens = [] for token in tokens: if token not in stopwords a...
Natural Language Processing with Disaster Tweets
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for date in dates: k = k-1 i = i + 1 test.loc[(test['Country/Region']=='Italy')&(test['Date']==date),'ConfirmedCases_x'] = last_amount.values[0]+i*(5000-(100*i)) test.loc[(test['Country/Region']=='Italy')&(test['Date']==date),'Fatalities_x'] = last_fat.values[0]+i*(800-(10*i))<filter>
from sklearn.svm import LinearSVC from sklearn.feature_extraction.text import TfidfVectorizer from sklearn.pipeline import Pipeline from sklearn.model_selection import train_test_split from sklearn.metrics import accuracy_score, classification_report, confusion_matrix
Natural Language Processing with Disaster Tweets
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test.loc[(test['Country/Region']=='Italy')]<prepare_output>
tfidf = TfidfVectorizer(tokenizer = text_data_cleaning) classifier = LinearSVC()
Natural Language Processing with Disaster Tweets
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sub = test[['ForecastId', 'ConfirmedCases_x','Fatalities_x']]<rename_columns>
x = train['text'] y = train['target']
Natural Language Processing with Disaster Tweets
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sub.columns = ['ForecastId', 'ConfirmedCases', 'Fatalities']<feature_engineering>
X_train, X_test, y_train, y_test = train_test_split(x, y, test_size = 0.2, random_state = 42 )
Natural Language Processing with Disaster Tweets
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sub.loc[sub['ConfirmedCases']<0, 'ConfirmedCases'] = 0<feature_engineering>
clf = Pipeline([('tfidf', tfidf),('clf', classifier)] )
Natural Language Processing with Disaster Tweets
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sub.loc[sub['Fatalities']<0, 'Fatalities'] = 0<save_to_csv>
clf.fit(X_train,y_train )
Natural Language Processing with Disaster Tweets
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sub.to_csv('submission.csv',index=False )<set_options>
y_pred = clf.predict(X_test )
Natural Language Processing with Disaster Tweets
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warnings.filterwarnings("ignore") sys.path.append('.. /input/iterative-stratification/iterative-stratification-master') np.random.seed(42) tf.random.set_seed(42) print("Tensorflow version " + tf.__version__) AUTO = tf.data.experimental.AUTOTUNE<set_options>
print(classification_report(y_test, y_pred))
Natural Language Processing with Disaster Tweets
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MIXED_PRECISION = False XLA_ACCELERATE = True if MIXED_PRECISION: if tpu: policy = tf.keras.mixed_precision.experimental.Policy('mixed_bfloat16') else: policy = tf.keras.mixed_precision.experimental.Policy('mixed_float16') mixed_precision.set_policy(policy) print('Mixed precision enabled') if XLA_ACCELERATE: tf.con...
y_pred=clf.predict(test['text'] )
Natural Language Processing with Disaster Tweets
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train_features = pd.read_csv('.. /input/lish-moa/train_features.csv') train_targets = pd.read_csv('.. /input/lish-moa/train_targets_scored.csv') test_features = pd.read_csv('.. /input/lish-moa/test_features.csv') sub = pd.read_csv('.. /input/lish-moa/sample_submission.csv') cols = [c for c in sub.columns.values if ...
sub_file=pd.DataFrame({'id':test['id'],'target':y_pred.round().astype(int)} )
Natural Language Processing with Disaster Tweets
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def preprocess(df): df.loc[:, 'cp_type'] = df.loc[:, 'cp_type'].map({'trt_cp': 0, 'ctl_vehicle': 1}) df.loc[:, 'cp_dose'] = df.loc[:, 'cp_dose'].map({'D1': 0, 'D2': 1}) del df['sig_id'] return df def log_loss_metric(y_true, y_pred): metrics = [] for _target in train_targets.columns: metrics.append(log_loss(y_true.loc...
!wget --quiet https://raw.githubusercontent.com/tensorflow/models/master/official/nlp/bert/tokenization.py
Natural Language Processing with Disaster Tweets
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top_feats = [ 0, 1, 2, 3, 5, 6, 8, 9, 10, 11, 12, 14, 15, 16, 18, 19, 20, 21, 23, 24, 25, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 39, 40, 41, 42, 44, 45, 46, 48, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 63, 64, 65, 66, 68, 69, 70, 71, 72, 73, 74, 75, 76, 78, 79, 80, 81, 82, 83, 84, 86, 87, 88, 89, 90, 92, 93...
import numpy as np import pandas as pd import tensorflow as tf from tensorflow.keras.layers import Dense, Input from tensorflow.keras.optimizers import Adam from tensorflow.keras.models import Model from tensorflow.keras.callbacks import ModelCheckpoint import tensorflow_hub as hub import tokenization
Natural Language Processing with Disaster Tweets
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def create_model(n_top_feats, learning_rate): hidden_units = 512 b_size = int(np.ceil(0.6 * n_top_feats)) m_size = int(np.ceil(0.5 * n_top_feats)) s_size = int(np.ceil(0.4 * n_top_feats)) inp1 = tf.keras.layers.Input(shape =(b_size,)) x1 = tf.keras.layers.BatchNormalization()(inp1) for _ in range(3): x1 = tfa.layers.W...
def bert_encode(texts, tokenizer, max_len=512): all_tokens = [] all_masks = [] all_segments = [] for text in texts: text = tokenizer.tokenize(text) text = text[:max_len-2] input_sequence = ["[CLS]"] + text + ["[SEP]"] pad_len = max_len - len(input_sequence) tokens = tokenizer.convert_tokens_to_ids(input_sequence) to...
Natural Language Processing with Disaster Tweets
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print(f'Split NN OOF Metric: {log_loss_metric(train_targets, res)}') res.loc[train['cp_type'] == 1, train_targets.columns] = 0 sub.loc[test['cp_type'] == 1, train_targets.columns] = 0 print(f'Split NN OOF Metric with postprocessing: {log_loss_metric(train_targets, res)}' )<save_to_csv>
def build_model(bert_layer, max_len=512): input_word_ids = Input(shape=(max_len,), dtype=tf.int32, name="input_word_ids") input_mask = Input(shape=(max_len,), dtype=tf.int32, name="input_mask") segment_ids = Input(shape=(max_len,), dtype=tf.int32, name="segment_ids") _, sequence_output = bert_layer([input_word_ids, ...
Natural Language Processing with Disaster Tweets
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sub.to_csv('submission.csv', index = False )<set_options>
%%time module_url = "https://tfhub.dev/tensorflow/bert_en_uncased_L-24_H-1024_A-16/1" bert_layer = hub.KerasLayer(module_url, trainable=True )
Natural Language Processing with Disaster Tweets
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warnings.filterwarnings('ignore' )<load_from_csv>
vocab_file = bert_layer.resolved_object.vocab_file.asset_path.numpy() do_lower_case = bert_layer.resolved_object.do_lower_case.numpy() tokenizer = tokenization.FullTokenizer(vocab_file, do_lower_case )
Natural Language Processing with Disaster Tweets
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train_features = pd.read_csv('.. /input/lish-moa/train_features.csv') train_targets = pd.read_csv('.. /input/lish-moa/train_targets_scored.csv') test_features = pd.read_csv('.. /input/lish-moa/test_features.csv') ss = pd.read_csv('.. /input/lish-moa/sample_submission.csv' )<categorify>
train_input = bert_encode(train.text.values, tokenizer, max_len=160) test_input = bert_encode(test.text.values, tokenizer, max_len=160) train_labels = train.target.values
Natural Language Processing with Disaster Tweets
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def preprocess(df): df = df.copy() df.loc[:, 'cp_type'] = df.loc[:, 'cp_type'].map({'trt_cp': 0, 'ctl_vehicle': 1}) df.loc[:, 'cp_dose'] = df.loc[:, 'cp_dose'].map({'D1': 0, 'D2': 1}) del df['sig_id'] return df train = preprocess(train_features) test = preprocess(test_features) del train_targets['sig_id'] train_tar...
train_history = model.fit( train_input, train_labels, validation_split=0.2, epochs=3, batch_size=16 )
Natural Language Processing with Disaster Tweets
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def set_seed(seed): torch.manual_seed(seed) torch.backends.cudnn.deterministic = True torch.backends.cudnn.benchmark = False np.random.seed(seed )<choose_model_class>
test_pred = model.predict(test_input )
Natural Language Processing with Disaster Tweets
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<define_search_model><EOS>
submission=pd.DataFrame() submission['id']=test['id'] submission['target'] = test_pred.round().astype(int) submission.to_csv('submission.csv', index=False )
Natural Language Processing with Disaster Tweets
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<SOS> metric: meanfscore Kaggle data source: natural-language-processing-with-disaster-tweets<define_variables>
import numpy as np import pandas as pd import time from datetime import datetime
Natural Language Processing with Disaster Tweets
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top_feats = [ 1, 2, 3, 4, 5, 6, 7, 9, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 33, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 78, 79, 80, 81, 82, 83, 84, 86, 87, 88, 89...
train = pd.read_csv('/kaggle/input/nlp-getting-started/train.csv') test = pd.read_csv('/kaggle/input/nlp-getting-started/test.csv' )
Natural Language Processing with Disaster Tweets
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class MoaDataset(Dataset): def __init__(self, df, targets, feats_idx, mode='train'): self.mode = mode self.feats = feats_idx self.data = df[:, feats_idx] if mode=='train': self.targets = targets def __len__(self): return len(self.data) def __getitem__(self, idx): if self.mode == 'train': return torch.FloatTensor(self....
from google.cloud import storage, automl_v1beta1 as automl from google.api_core.gapic_v1.client_info import ClientInfo from automlwrapper import AutoMLWrapper
Natural Language Processing with Disaster Tweets
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train = train.values test = test.values train_targets = train_targets.values<prepare_x_and_y>
PROJECT_ID = 'kaggle-nlp-wdt' BUCKET_NAME = 'kaggle-nlp-wdt-lcm' region = 'us-central1' storage_client = storage.Client(project=PROJECT_ID) client = automl.AutoMlClient(client_info=ClientInfo()) print(f'Starting AutoML notebook at {datetime.fromtimestamp(time.time() ).strftime("%Y-%m-%d, %H:%M:%S UTC")}' )
Natural Language Processing with Disaster Tweets
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for seed in range(nstarts): print(f'Train seed {seed}') set_seed(seed) for n,(tr, te)in enumerate(kfold.split(train_targets, train_targets)) : print(f'Train fold {n+1}') xtrain, xval = train[tr], train[te] ytrain, yval = train_targets[tr], train_targets[te] train_set = MoaDataset(xtrain, ytrain, top_feats) val_set ...
VERSION = 'V19' BUCKET_PATH = 'preprocessing/'+VERSION+'/' FILE_NAME = 'train_cleaned'+'_'+VERSION training_gcs_path = BUCKET_PATH+FILE_NAME+'.csv' dataset_display_name = FILE_NAME model_display_name = 'model_'+FILE_NAME
Natural Language Processing with Disaster Tweets
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oof = np.zeros(( len(train), nstarts, ntargets)) oof_targets = np.zeros(( len(train), ntargets)) preds = np.zeros(( len(test), ntargets))<compute_test_metric>
train.loc[:,['text','target']].drop_duplicates() \ .to_csv('train.csv', index=False, header=False )
Natural Language Processing with Disaster Tweets
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def mean_log_loss(y_true, y_pred): metrics = [] for i, target in enumerate(targets): metrics.append(log_loss(y_true[:, i], y_pred[:, i].astype(float), labels=[0,1])) return np.mean(metrics )<prepare_x_and_y>
bucket = storage.Bucket(storage_client, name=BUCKET_NAME) if not bucket.exists() : bucket.create(location=BUCKET_REGION )
Natural Language Processing with Disaster Tweets
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for seed in range(nstarts): print(f"Inference for seed {seed}") seed_targets = [] seed_oof = [] seed_preds = np.zeros(( len(test), ntargets, nfolds)) for n,(tr, te)in enumerate(kfold.split(train_targets, train_targets)) : xval, yval = train[te], train_targets[te] fold_preds = [] val_set = MoaDataset(xval, yval, top_fe...
def upload_blob(bucket_name, source_file_name, destination_blob_name): bucket = storage_client.get_bucket(bucket_name) blob = bucket.blob(destination_blob_name) blob.upload_from_filename(source_file_name) print('File {} uploaded to {}'.format( source_file_name, 'gs://' + bucket_name + '/' + destination_blob_name)...
Natural Language Processing with Disaster Tweets
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ss[targets] = preds ss.loc[test_features['cp_type']=='ctl_vehicle', targets] = 0 ss.to_csv('submission.csv', index=False )<set_options>
upload_blob(BUCKET_NAME, 'train.csv', training_gcs_path )
Natural Language Processing with Disaster Tweets
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sys.path.append('.. /input/iterativestratification') warnings.filterwarnings("ignore") device = torch.device('cuda' if torch.cuda.is_available() else 'cpu' )<feature_engineering>
amw = AutoMLWrapper(client=client, project_id=PROJECT_ID, bucket_name=BUCKET_NAME, region='us-central1', dataset_display_name=dataset_display_name, model_display_name=model_display_name)
Natural Language Processing with Disaster Tweets
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def get_logger(filename='log'): logger = getLogger(__name__) logger.setLevel(INFO) handler1 = StreamHandler() handler1.setFormatter(Formatter("%(message)s")) handler2 = FileHandler(filename=f"{filename}.log") handler2.setFormatter(Formatter("%(message)s")) logger.addHandler(handler1) logger.addHandler(handler2) re...
print(f'Getting dataset ready at {datetime.fromtimestamp(time.time() ).strftime("%Y-%m-%d, %H:%M:%S UTC")}') if not amw.get_dataset_by_display_name(dataset_display_name): print('dataset not found') amw.create_dataset() amw.import_gcs_data(training_gcs_path) amw.dataset print(f'Dataset ready at {datetime.fromtimestam...
Natural Language Processing with Disaster Tweets
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train_features = pd.read_csv('.. /input/lish-moa/train_features.csv') train_targets_scored = pd.read_csv('.. /input/lish-moa/train_targets_scored.csv') train_targets_nonscored = pd.read_csv('.. /input/lish-moa/train_targets_nonscored.csv') test_features = pd.read_csv('.. /input/lish-moa/test_features.csv') submissi...
print(f'Getting model trained at {datetime.fromtimestamp(time.time() ).strftime("%Y-%m-%d, %H:%M:%S UTC")}') if not amw.get_model_by_display_name(model_display_name): print(f'Training model at {datetime.fromtimestamp(time.time() ).strftime("%Y-%m-%d, %H:%M:%S UTC")}') amw.train_model() print(f'Model trained.Ensuring ...
Natural Language Processing with Disaster Tweets
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folds = train.copy() Fold = MultilabelStratifiedKFold(n_splits=5, shuffle=True, random_state=42) for n,(train_index, val_index)in enumerate(Fold.split(folds, folds[target_cols])) : folds.loc[val_index, 'fold'] = int(n) folds['fold'] = folds['fold'].astype(int) print(folds.shape )<prepare_x_and_y>
amw.model_full_path
Natural Language Processing with Disaster Tweets
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class TrainDataset(Dataset): def __init__(self, df, num_features, cat_features, labels): self.cont_values = df[num_features].values self.cate_values = df[cat_features].values self.labels = labels def __len__(self): return len(self.cont_values) def __getitem__(self, idx): cont_x = torch.FloatTensor(self.cont_values[idx...
print(f'Begin getting predictions at {datetime.fromtimestamp(time.time() ).strftime("%Y-%m-%d, %H:%M:%S UTC")}') prediction_client = automl.PredictionServiceClient() amw.set_prediction_client(prediction_client) predictions_df = amw.get_predictions(test, input_col_name='text', limit=None, threshold=0.5, verbose=False)...
Natural Language Processing with Disaster Tweets
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class CFG: max_grad_norm=1000 gradient_accumulation_steps=1 hidden_size=512 dropout=0.45 lr=1e-3 weight_decay=1e-5 batch_size=128 epochs=50 num_features=num_features cat_features=cat_features target_cols=target_cols class TabularNN(nn.Module): def __init__(self, cfg): super().__init__() self.mlp = nn.Sequential( nn.Li...
submission_df = pd.concat([test['id'], predictions_df['class']], axis=1 )
Natural Language Processing with Disaster Tweets
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model_paths = glob.glob('.. /input/moa-model-weights/pth_0908_dr45/*.pth') predictions = just_predict(CFG, test, model_paths, device) test[target_cols] = predictions test<save_to_csv>
submission_df = submission_df.rename(columns={'class':'target'}) submission_df.head()
Natural Language Processing with Disaster Tweets
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<save_to_csv><EOS>
submission_df.to_csv("submission.csv", index=False, header=True )
Natural Language Processing with Disaster Tweets
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<SOS> metric: meanfscore Kaggle data source: natural-language-processing-with-disaster-tweets<define_variables>
import transformers import torch.nn as nn import torch from tqdm import tqdm import torch import torch.nn as nn import pandas as pd import torch.nn as nn import numpy as np from sklearn import model_selection from sklearn import metrics from transformers import AdamW from transformers import get_linear_schedule_with_wa...
Natural Language Processing with Disaster Tweets
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my_sub = '.. /input/single-model-7seeds/submission(2 ).csv'<define_variables>
MAX_Len = 512 TRAIN_BATCH_SIZE =8 VALID_BATCH_SIZE = 4 BERT_PATH = '.. /input/bert-base-uncased' TOKENZIER = transformers.BertTokenizer.from_pretrained(BERT_PATH ,do_lower_case = True )
Natural Language Processing with Disaster Tweets
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TARGET_COL = ['5-alpha_reductase_inhibitor', '11-beta-hsd1_inhibitor', 'acat_inhibitor', 'acetylcholine_receptor_agonist', 'acetylcholine_receptor_antagonist', 'acetylcholinesterase_inhibitor', 'adenosine_receptor_agonist', 'adenosine_receptor_antagonist', 'adenylyl_cyclase_activator', 'adrenergic_receptor_agonist', 'a...
class BertBaseUncased(nn.Module): def __init__(self): super(BertBaseUncased,self ).__init__() self.bert = transformers.BertModel.from_pretrained(BERT_PATH) self.bert_drop = nn.Dropout(0.4) self.out = nn.Linear(768,1) def forward(self,ids,mask,token_type_ids): out1,out2 = self.bert( ids , attention_mask = mask , tok...
Natural Language Processing with Disaster Tweets
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import numpy as np import pandas as pd import tensorflow as tf import tensorflow.keras.backend as K import tensorflow.keras.layers as L import tensorflow.keras.models as M from tensorflow.keras.callbacks import ReduceLROnPlateau, ModelCheckpoint, EarlyStopping import tensorflow_addons as tfa from sklearn.model_selectio...
class BERTDataset : def __init__(self,df): self.text = df['text'].values self.target = df['target'].values self.tokenizer = TOKENZIER self.max_len = MAX_Len def __len__(self): return len(self.text) def __getitem__(self, item): text = str(self.text[item]) text = " ".join(text.split()) inputs = self.tokenizer.encode_p...
Natural Language Processing with Disaster Tweets
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train_features = pd.read_csv('.. /input/lish-moa/train_features.csv') train_targets = pd.read_csv('.. /input/lish-moa/train_targets_scored.csv') test_features = pd.read_csv('.. /input/lish-moa/test_features.csv') ss = pd.read_csv('.. /input/lish-moa/sample_submission.csv' )<categorify>
def loss_fn(outputs, targets): return nn.BCEWithLogitsLoss()(outputs, targets.view(-1, 1))
Natural Language Processing with Disaster Tweets
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def preprocess(df): df = df.copy() df.loc[:, 'cp_type'] = df.loc[:, 'cp_type'].map({'trt_cp': 0, 'ctl_vehicle': 1}) df.loc[:, 'cp_dose'] = df.loc[:, 'cp_dose'].map({'D1': 0, 'D2': 1}) del df['sig_id'] return df train = preprocess(train_features) test = preprocess(test_features) del train_targets['sig_id'] train_tar...
def train_fn(data_loader, model, optimizer, scheduler): model.train() for bi, d in tqdm(enumerate(data_loader), total=len(data_loader)) : ids = d["ids"] token_type_ids = d["token_type_ids"] mask = d["mask"] targets = d["targets"] ids = ids.to(device, dtype=torch.long) token_type_ids = token_type_ids.to(device, dtype=t...
Natural Language Processing with Disaster Tweets
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def nn_model(num_columns): model = tf.keras.Sequential([ tf.keras.layers.Input(num_columns), tf.keras.layers.BatchNormalization() , tf.keras.layers.Dropout(0.2), tf.keras.layers.Dense(1024), tf.keras.layers.BatchNormalization() , tf.keras.layers.Dropout(0.41), tf.keras.layers.PReLU() , tf.keras.layers.Dense(512), tf.ke...
def eval_fn(data_loader, model): model.eval() fin_targets = [] fin_outputs = [] with torch.no_grad() : for bi, d in tqdm(enumerate(data_loader), total=len(data_loader)) : ids = d["ids"] token_type_ids = d["token_type_ids"] mask = d["mask"] targets = d["targets"] ids = ids.to(device, dtype=torch.long) token_type_ids = ...
Natural Language Processing with Disaster Tweets
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<define_variables>
DEVICE =torch.device("cuda") device = torch.device("cuda") def run(model,EPOCHS): dfx = pd.read_csv('.. /input/nlp-getting-started/train.csv' ).fillna("none") df_train, df_valid = model_selection.train_test_split( dfx, test_size=0.1, random_state=42, stratify=dfx.target.values ) train_dataset = BERTDataset( df_t...
Natural Language Processing with Disaster Tweets
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top_feats = [ 0, 1, 2, 3, 5, 6, 8, 9, 10, 11, 12, 14, 15, 16, 18, 19, 20, 21, 23, 24, 25, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 39, 40, 41, 42, 44, 45, 46, 48, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 63, 64, 65, 66, 68, 69, 70, 71, 72, 73, 74, 75, 76, 78, 79, 80, 81, 82, 83, 84, 86, 87, 88, 89, 90, 92, 93...
def sentence_prediction(sentence): tokenizer = TOKENZIER max_len = MAX_Len text = str(sentence) text = " ".join(text.split()) inputs = tokenizer.encode_plus( text, None, add_special_tokens=True, max_length=max_len ) ids = inputs["input_ids"] mask = inputs["attention_mask"] token_type_ids = inputs["token_type_ids"]...
Natural Language Processing with Disaster Tweets
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def metric(y_true, y_pred): metrics = [] for _target in train_targets.columns: metrics.append(log_loss(y_true.loc[:, _target], y_pred.loc[:, _target].astype(float), labels=[0,1])) return np.mean(metrics )<compute_test_metric>
test = pd.read_csv('.. /input/nlp-getting-started/test.csv') test['target'] = test['text'].apply(sentence_prediction )
Natural Language Processing with Disaster Tweets
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print(f'OOF Metric: {metric(train_targets, res)}' )<feature_engineering>
sub = test[['id','target']]
Natural Language Processing with Disaster Tweets
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ss.loc[test['cp_type']==1, train_targets.columns] = 0<save_to_csv>
sub['target'] = sub['target'].round().astype('int' )
Natural Language Processing with Disaster Tweets
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ss.to_csv('submission.csv', index=False )<set_options>
train = pd.read_csv('.. /input/nlp-getting-started/train.csv') train = train.fillna('None') ag = train.groupby('keyword' ).agg({'text':np.size, 'target':np.mean} ).rename(columns={'text':'Count', 'target':'Disaster Probability'}) ag.sort_values('Disaster Probability', ascending=False ).head(10 )
Natural Language Processing with Disaster Tweets
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warnings.filterwarnings("ignore") device = torch.device('cuda' if torch.cuda.is_available() else 'cpu' )<feature_engineering>
keyword_list = list(ag[(ag['Count']>2)&(ag['Disaster Probability']>=0.9)].index) keyword_list
Natural Language Processing with Disaster Tweets
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def get_logger(filename='log'): logger = getLogger(__name__) logger.setLevel(INFO) handler1 = StreamHandler() handler1.setFormatter(Formatter("%(message)s")) handler2 = FileHandler(filename=f"{filename}.log") handler2.setFormatter(Formatter("%(message)s")) logger.addHandler(handler1) logger.addHandler(handler2) re...
ids = test['id'][test.keyword.isin(keyword_list)].values sub['target'][sub['id'].isin(ids)] = 1 sub.head()
Natural Language Processing with Disaster Tweets