def split_page():
try:
data_id = request.args.get('data_id')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
if request.method == 'POST':
training_set,test_set = data_frame.random_split(float(request.form['percent']),seed=0)
save_data(my_data, request.form['train'], training_set)
save_data(my_data, request.form['test'], test_set)
flash('Successfully created train/test split for ' + my_data.name + '!', 'success')
return redirect(url_for('main.my_project_page', project_id=my_data.project_id))
return render_template('pages/data/transforms/split.html',
my_data=my_data,
form=form,
data_frame=data_frame)
except Exception as e:
flash('Opps! Something unexpected happened. On the brightside, we logged the error and will absolutely look at it and work to correct it, ASAP.', 'error')
error = ErrorLog()
error.user_id = current_user.id
error.error = str(e.__class__)
error.parameters = request.args
db.session.add(error)
db.session.commit()
return redirect(request.referrer)
def unique_page():
try:
data_id = request.args.get('data_id')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
if request.method == 'POST':
new_id = str(request.form['new_id'])
name = str(request.form['name'])
sf = data_frame.add_row_number(new_id)
fwd_id = save_data(my_data, name, sf)
flash('Successfully transformed the data!', 'success')
return redirect(url_for('data.data_details_page', data_id=fwd_id))
return render_template('pages/data/transforms/unique.html',
my_data=my_data,
data_frame=data_frame,
form=form)
except Exception as e:
flash('Opps! Something unexpected happened. On the brightside, we logged the error and will absolutely look at it and work to correct it, ASAP.', 'error')
error = ErrorLog()
error.user_id = current_user.id
error.error = str(e.__class__)
error.parameters = request.args
db.session.add(error)
db.session.commit()
return redirect(request.referrer)
def remove_columns_page():
try:
data_id = request.args.get('data_id')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
if request.method == 'POST':
features_utf = request.form.getlist('features')
features_str = []
for feat in features_utf:
features_str.append(str(feat))
sframe = data_frame.remove_columns(features_str)
fwd_id = save_data(my_data, request.form['name'], sframe)
flash('Data transform is sucessful!', 'success')
return redirect(url_for('data.data_details_page', data_id=fwd_id))
return render_template('pages/data/transforms/remove_columns.html',
my_data=my_data,
form=form,
data_frame=data_frame,
names=data_frame.column_names(),
types=data_frame.column_types())
except Exception as e:
flash('Opps! Something unexpected happened. On the brightside, we logged the error and will absolutely look at it and work to correct it, ASAP.', 'error')
error = ErrorLog()
error.user_id = current_user.id
error.error = str(e.__class__)
error.parameters = request.args
db.session.add(error)
db.session.commit()
return redirect(request.referrer)
def recode_step2_page():
try:
data_id = request.args.get('data_id')
target = request.args.get('target')
name = request.args.get('name')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
names=data_frame.column_names()
types=data_frame.column_types()
orig_data = data_frame[str(target)]
norig_data = orig_data.to_numpy()
target_data = data_frame[str(target)].unique()
ntarget_data = target_data.to_numpy()
if request.method == 'POST':
mapped_values = []
data_frame = safely_add_col(str(target) + '_uncoded', data_frame[str(target)], data_frame)
for x in range(0, ntarget_data.__len__()):
mapped_values.append(str(request.form['new_value' + str(x)]))
cross_ref = []
for x in range(0, names.__len__()):
if (str(types[x].__name__) == "str"):
cross_ref.append(str(names[x]))
new_data = []
for field in norig_data:
for y in range(0, ntarget_data.__len__()):
if str(ntarget_data[y]) == str(field):
new_data.append(int(mapped_values[y]))
sa = SArray(new_data)
data_frame[str(target)] = sa
fwd_id = save_data(my_data, name, data_frame)
flash('Successfully re-coded ' + target + '!', 'success')
return redirect(url_for('data.data_details_page', data_id=fwd_id))
return render_template('pages/data/transforms/code_field_step2.html',
my_data=my_data,
form=form,
data_frame=data_frame,
names=names,
name=name,
types=types,
ntarget_data=ntarget_data,
target=target)
except Exception as e:
flash('Opps! Something unexpected happened. On the brightside, we logged the error and will absolutely look at it and work to correct it, ASAP.', 'error')
error = ErrorLog()
error.user_id = current_user.id
error.error = str(e.__class__)
error.parameters = request.args
db.session.add(error)
db.session.commit()
return redirect(request.referrer)
def fill_na_page():
try:
data_id = request.args.get('data_id')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
names=data_frame.column_names()
types=data_frame.column_types()
if request.method == 'POST':
value = str(request.form['value'])
name = str(request.form['name'])
for feature in request.form.getlist('features'):
orig_data = data_frame[str(feature)]
print(orig_data.dtype.__name__)
if orig_data.dtype.__name__ == "int":
try:
data_frame[str(feature)] = orig_data.fillna(int(value))
except Exception as e:
flash('Opps! Looks like you passed something I could not parse as an integer.', 'error')
return redirect(request.referrer)
if orig_data.dtype.__name__ == "float":
try:
data_frame[str(feature)] = orig_data.fillna(float(value))
except Exception as e:
flash('Opps! Looks like you passed something I could not parse as an float.', 'error')
return redirect(request.referrer)
if orig_data.dtype.__name__ == "str":
try:
data_frame[str(feature)] = orig_data.fillna(str(value))
except Exception as e:
flash('Opps! Looks like you passed something I could not parse as an string.', 'error')
return redirect(request.referrer)
fwd_id = save_data(my_data, name, data_frame)
flash('Successfully replaced N/A values!', 'success')
return redirect(url_for('data.data_details_page', data_id=fwd_id))
return render_template('pages/data/transforms/fill_na.html',
my_data=my_data,
data_frame=data_frame,
names=names,
types=types,
form=form)
except Exception as e:
flash('Opps! Something unexpected happened. On the brightside, we logged the error and will absolutely look at it and work to correct it, ASAP.', 'error')
error = ErrorLog()
error.user_id = current_user.id
error.error = str(e.__class__)
error.parameters = request.args
db.session.add(error)
db.session.commit()
return redirect(request.referrer)
def classify_page():
#try:
data_id = request.args.get('data_id')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
data_frame = tc.load_sframe(my_data.sname)
target = None
cols = []
display_cols = []
names=data_frame.column_names()
types=data_frame.column_types()
for x in range(0, names.__len__()):
cols.append(str(names[x]))
if request.method == 'POST':
target = request.form['target']
data_frame = data_frame.dropna(str(target), how="all")
orig_data = data_frame[str(target)]
norig_data = orig_data.to_numpy()
classes = []
for data in norig_data:
appended = False
for x in range(1, int(request.form['num_brackets'])+1):
if float(data) >= float(request.form['lrange_' + str(x)]) and float(data) <= float(request.form['urange_' + str(x)]):
print(request.form['class_' + str(x)])
classes.append(request.form['class_' + str(x)])
appended = True
continue
if appended == False:
classes.append("unknown")
data_frame = safely_add_col(str(request.form['field']), classes, data_frame)
fwd_id = save_data(my_data, request.form['name'], data_frame)
flash('Successfully transformed the data set!', 'success')
return redirect(url_for('data.data_details_page', data_id=fwd_id))
return render_template('pages/data/transforms/classifier.html',
my_data=my_data,
form=form,
data_frame=data_frame,
names=names,
types=types,
target=target,
cols=cols)
def outlliers_page():
try:
data_id = request.args.get('data_id')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
names=data_frame.column_names()
types=data_frame.column_types()
if request.method == 'POST':
cent = float(request.form['cent'])
name = str(request.form['name'])
target = str(request.form['target'])
mean = data_frame[target].mean()
rows = []
for row in data_frame:
if row[target] is not None:
diff = abs(float(row[target]) - mean)
pdiff = diff/mean
if pdiff < cent:
rows.append(row)
else:
rows.append(row)
sf = tc.SFrame(rows)
sf = sf.unpack('X1', column_name_prefix='')
print(sf)
fwd_id = save_data(my_data, name, sf)
flash('Successfully removed outliers!', 'success')
return redirect(url_for('data.data_details_page', data_id=fwd_id))
return render_template('pages/data/transforms/outlier.html',
my_data=my_data,
data_frame=data_frame,
names=names,
types=types,
form=form)
except Exception as e:
flash('Opps! Something unexpected happened. On the brightside, we logged the error and will absolutely look at it and work to correct it, ASAP.', 'error')
error = ErrorLog()
error.user_id = current_user.id
error.error = str(e.__class__)
error.parameters = request.args
db.session.add(error)
db.session.commit()
return redirect(request.referrer)
def convert_magic_page():
try:
data_id = request.args.get('data_id')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
names=data_frame.column_names()
types=data_frame.column_types()
if request.method == 'POST':
magic = str(request.form['magic'])
name = str(request.form['name'])
for feature in request.form.getlist('features'):
orig_data = data_frame[str(feature)]
norig_data = orig_data.to_numpy()
new_data = []
for item in norig_data:
if str(item) == magic:
new_data.append(None)
else:
new_data.append(item)
sa = SArray(new_data)
data_frame[str(feature)] = sa
fwd_id = save_data(my_data, name, data_frame)
flash('Successfully cleared magic values!', 'success')
return redirect(url_for('data.data_details_page', data_id=fwd_id))
return render_template('pages/data/transforms/convert_magic.html',
my_data=my_data,
data_frame=data_frame,
names=names,
types=types,
form=form)
except Exception as e:
flash('Opps! Something unexpected happened. On the brightside, we logged the error and will absolutely look at it and work to correct it, ASAP.', 'error')
error = ErrorLog()
error.user_id = current_user.id
error.error = str(e.__class__)
error.parameters = request.args
db.session.add(error)
db.session.commit()
return redirect(request.referrer)
def smote_step1():
try:
data_id = request.args.get('data_id')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
target = None
cols = []
display_cols = []
names=data_frame.column_names()
types=data_frame.column_types()
for x in range(0, names.__len__()):
if (str(types[x].__name__) == "str"):
cols.append(str(names[x]))
if request.method == 'POST':
target = request.form['target']
return redirect(url_for('transforms.smote_page', data_id=my_data.id, target=target, name=request.form['name'], seed=request.form['seed'],
neighbors=request.form['neighbors'], algorithm=request.form['algorithm']))
return render_template('pages/data/transforms/smote_step1.html',
my_data=my_data,
form=form,
data_frame=data_frame,
names=names,
types=types,
target=target,
cols=cols)
except Exception as e:
flash('Opps! Something unexpected happened. On the brightside, we logged the error and will absolutely look at it and work to correct it, ASAP.', 'error')
error = ErrorLog()
error.user_id = current_user.id
error.error = str(e.__class__)
error.parameters = request.args
db.session.add(error)
db.session.commit()
return redirect(request.referrer)
def split_session_page():
try:
data_id = request.args.get('data_id')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
cols = []
display_cols = []
names=data_frame.column_names()
types=data_frame.column_types()
print(names)
for x in range(0, names.__len__()):
if (str(types[x].__name__) == "int"):
cols.append(str(names[x]))
print(cols)
if request.method == 'POST':
training_set,test_set = tc.activity_classifier.util.random_split_by_session(data_frame, session_id=str(request.form['idField']), fraction=float(request.form['percent']))
save_data(my_data, request.form['train'], training_set)
save_data(my_data, request.form['test'], test_set)
flash('Successfully created train/test split for ' + my_data.name + '!', 'success')
return redirect(url_for('main.my_project_page', project_id=my_data.project_id))
return render_template('pages/data/transforms/split_session.html',
my_data=my_data,
form=form,
data_frame=data_frame,
types=types,
names=cols)
except Exception as e:
flash('Opps! Something unexpected happened. On the brightside, we logged the error and will absolutely look at it and work to correct it, ASAP.', 'error')
error = ErrorLog()
error.user_id = current_user.id
error.error = str(e.__class__)
error.parameters = request.args
db.session.add(error)
db.session.commit()
return redirect(request.referrer)
def rename_feature_page():
try:
data_id = request.args.get('data_id')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
names=data_frame.column_names()
types=data_frame.column_types()
if request.method == 'POST':
feature_name = str(request.form['feature_name'])
name = str(request.form['name'])
target = str(request.form['target'])
if has_column(feature_name, data_frame):
flash('Opps! You appear to already have a feature with this name.', 'error')
return redirect(request.referrer)
sf = data_frame.rename({target: feature_name})
fwd_id = save_data(my_data, name, sf)
flash('Successfully transformed the data!', 'success')
return redirect(url_for('data.data_details_page', data_id=fwd_id))
return render_template('pages/data/transforms/rename_feature.html',
my_data=my_data,
data_frame=data_frame,
names=names,
types=types,
form=form)
except Exception as e:
flash('Opps! Something unexpected happened. On the brightside, we logged the error and will absolutely look at it and work to correct it, ASAP.', 'error')
error = ErrorLog()
error.user_id = current_user.id
error.error = str(e.__class__)
error.parameters = request.args
db.session.add(error)
db.session.commit()
return redirect(request.referrer)
def train_model_page():
try:
tc.config.set_num_gpus(0)
data_id = request.args.get('data_id')
my_data = UserData.query.filter_by(id=data_id).first()
if my_data.user_id is not current_user.id:
flash('Opps! Do data found', 'error')
return redirect(request.referrer)
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
if request.method == 'POST':
form.populate_obj(my_model)
model_type = request.form['model']
model_class = request.form['model_class']
max_depth = request.form['max_depth']
max_iterations = request.form['max_iterations']
session_id = str(request.form['session_id'])
time_field = str(request.form['time_field'])
my_model.mtype = model_type
# data_frame = data_frame.sort(str(request.form['target']))
if model_type == 'svm':
label_count = data_frame[str(request.form['target'])].unique()
if len(label_count) > 2:
flash('SVM only supports binary classification - try another method.', 'error')
return redirect(request.referrer)
if model_type != 'deep':
df = shuffle(data_frame.to_dataframe())
for y in range(0, 500):
df = shuffle(df)
data_frame = tc.SFrame(data=df)
else:
tfrm = data_frame.to_dataframe()
tfrm = tfrm.sort_values(by=[session_id, time_field])
data_frame = tc.SFrame(data=tfrm)
data_frame[session_id] = data_frame[session_id].astype(int)
options_dict = {}
if max_depth is not None:
options_dict['max_depth'] = int(max_depth)
if max_iterations is not None:
options_dict['max_iterations'] = int(max_iterations)
data_frame_cleaned = data_frame.dropna(str(request.form['target']), how="any")
cols = []
for feature in request.form.getlist('features'):
if str(feature) == str(request.form['target']):
flash('You can not select the target field in your training features.', 'error')
return redirect(url_for('model.train_model_page', data_id=data_id))
data_frame_cleaned = data_frame_cleaned.dropna(str(feature), how="any")
cols.append(str(feature))
if data_frame_cleaned.num_rows() < 2:
flash('After cleaning, there is no data left. You have a data quality issue.', 'error')
return redirect(url_for('model.train_model_page', data_id=data_id))
my_model.user_id = current_user.id
print("USER ID")
print(my_model.user_id)
old_stdout = sys.stdout
sys.stdout = mystdout = StringIO()
training_loss = ((float(data_frame.num_rows()) - float(data_frame_cleaned.num_rows())) / float(data_frame.num_rows())) * 100
train_data = None
test_data = None
if model_type != 'deep':
train_data,test_data = data_frame_cleaned.random_split(.80,seed=0)
else:
train_data,test_data = tc.activity_classifier.util.random_split_by_session(data_frame_cleaned, session_id=session_id, fraction=0.8)
tc_model = None
# Setup options
if model_type == 'gradient':
if max_depth is None:
options_dict['max_depth'] = 6
if max_iterations is None:
options_dict['max_iterations'] = 10
elif model_type == 'linear':
# Do nothing interesting
options_dict = {}
elif model_type == 'decision':
if max_depth is None:
options_dict['max_depth'] = 6
elif model_type == 'random':
if max_depth is None:
options_dict['max_depth'] = 6
if max_iterations is None:
options_dict['max_iterations'] = 10
elif model_type == 'svm':
if max_iterations is None:
options_dict['max_iterations'] = 10
elif model_type == 'deep':
if max_iterations is None:
options_dict['max_iterations'] = 10
results = {}
console = None
if model_class == "predictor":
best_run = None
test_run = None
working_results = {}
working_train_data,working_test_data = data_frame_cleaned.random_split(.80,seed=0)
num_rolls = 50
if working_train_data.num_rows() < 1000:
num_rolls = 70
if working_train_data.num_rows() < 500:
num_rolls = 100
if working_train_data.num_rows() < 200:
num_rolls = 200
for x in range(0, num_rolls):
working_train_data,working_test_data = data_frame_cleaned.random_split(.80)
if model_type == 'gradient':
test_run = tc.boosted_trees_regression.create(working_train_data, target=str(request.form['target']), validation_set=None, features=cols, max_depth = options_dict['max_depth'], max_iterations = options_dict['max_iterations'] )
elif model_type == 'linear':
test_run = tc.linear_regression.create(working_train_data, target=str(request.form['target']), validation_set=None, features=cols )
elif model_type == 'decision':
test_run = tc.decision_tree_regression.create(working_train_data, target=str(request.form['target']), validation_set=None, features=cols, max_depth = options_dict['max_depth'] )
elif model_type == 'random':
test_run = tc.random_forest_regression.create(working_train_data, target=str(request.form['target']), validation_set=None, features=cols, max_depth = options_dict['max_depth'], max_iterations = options_dict['max_iterations'] )
working_results = test_run.evaluate(working_test_data)
if best_run is None or working_results['max_error'] < best_run:
tc_model = test_run
train_data = working_train_data
test_data = working_test_data
results = working_results
best_run = results['max_error']
console = mystdout.getvalue()
mystdout.truncate(0)
else:
if model_type == 'gradient':
tc_model = tc.boosted_trees_classifier.create(train_data, target=str(request.form['target']), validation_set=None, features=cols, max_depth = options_dict['max_depth'], max_iterations = options_dict['max_iterations'])
elif model_type == 'linear':
tc_model = tc.logistic_classifier.create(train_data, target=str(request.form['target']), validation_set=None, features=cols )
elif model_type == 'decision':
tc_model = tc.decision_tree_classifier.create(train_data, target=str(request.form['target']), validation_set=None, features=cols, max_depth = options_dict['max_depth'] )
elif model_type == 'random':
tc_model = tc.random_forest_classifier.create(train_data, target=str(request.form['target']), validation_set=None, features=cols, max_depth = options_dict['max_depth'], max_iterations = options_dict['max_iterations'] )
elif model_type == 'svm':
tc_model = tc.svm_classifier.create(train_data, target=str(request.form['target']), validation_set=None, features=cols, max_iterations = options_dict['max_iterations'])
elif model_type == 'deep':
tc_model = tc.activity_classifier.create(train_data, session_id=session_id, target=str(request.form['target']), validation_set=None, features=cols, max_iterations = options_dict['max_iterations'])
results = tc_model.evaluate(test_data)
my_model.user_id = current_user.id
my_model.data_id = my_data.id
my_model.project_id = my_data.project_id
my_model.path = my_data.path
my_model.options = options_dict
my_model.api_key = str(uuid.uuid4())
imp = []
if model_type != 'linear' and model_type != 'svm' and model_type != 'deep':
imp = tc_model.get_feature_importance()
importance = []
for col in imp:
importance.append({"name": str(col["name"]), "index": str(col["index"]), "count": str(col["count"])})
my_model.features = {"time_field": time_field, "session_id": session_id, "training_loss": training_loss, "training_rows": train_data.num_rows(), "test_rows": test_data.num_rows(), "features": cols, "target": request.form['target'], "importance": importance, "model_type": model_type, "model_class": model_class}
sys.stdout = old_stdout
if model_class == "predictor":
my_model.results = results
my_model.console = console
else:
print(results)
if (model_type != 'svm'and model_type != 'deep'):
my_model.results = {'f1_score': nan_to_null(results['f1_score']), 'auc': nan_to_null(results['auc']), 'recall': nan_to_null(results['recall']), 'precision': nan_to_null(results['precision']), 'log_loss': nan_to_null(results['log_loss']), 'accuracy': nan_to_null(results['accuracy'])}
else:
my_model.results = {'f1_score': nan_to_null(results['f1_score']), 'auc': "N/A", 'recall': nan_to_null(results['recall']), 'precision': nan_to_null(results['precision']), 'log_loss': "N/A", 'accuracy': nan_to_null(results['accuracy'])}
my_model.console = mystdout.getvalue()
my_model.mname = os.path.join(my_model.path, str(my_model.api_key) + "_model")
tc_model.save(my_model.mname)
my_model.console = my_model.console.strip("\x00")
db.session.add(my_model)
db.session.commit()
flash('Model has been saved!', 'success')
return redirect(url_for('model.model_details_page', model_id=my_model.id))
return render_template('pages/models/train_model_page.html',
my_data=my_data,
form=form,
data_frame=data_frame,
names=data_frame.column_names(),
types=data_frame.column_types())
except Exception as e:
flash('Opps! Something unexpected happened. On the brightside, we logged the error and will absolutely look at it and work to correct it, ASAP. Error: ' + str(e), 'error')
error = ErrorLog()
error.user_id = current_user.id
error.error = str(e.__class__)
error.parameters = request.args
db.session.add(error)
db.session.commit()
return redirect(request.referrer)
def rolling_slope_page():
# try:
data_id = request.args.get('data_id')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
if request.method == 'POST':
idField = request.form['idField']
target = request.form['target']
xVal = request.form['xVal']
featArrays = {}
features_utf = request.form.getlist('features')
features_str = []
for feat in features_utf:
features_str.append(str(feat))
for feature in request.form.getlist('features'):
featArrays[str(feature)] = []
featArrays[xVal] = []
for feature in request.form.getlist('features'):
data_frame = data_frame.dropna(str(feature), how="all")
data_frame = data_frame.dropna(str(idField), how="all")
data_frame = data_frame.dropna(str(xVal), how="all")
size = len(data_frame)
# Setup the final hash - make sure we have keys for everything
final_frame_vals = {}
for name in data_frame.column_names():
if name not in features_str:
final_frame_vals[str(name)] = []
for key, value in featArrays.items():
if key in features_str:
final_frame_vals[str(key) + "_slope"] = []
final_frame_vals[str(key) + "_intercept"] = []
final_frame_vals[str(target) + "_initial"] = []
targetVal = None
for x in range(0, size):
row = data_frame[x]
if x == 0 or data_frame[x-1][idField] != row[idField]:
targetVal = row[target]
for feature in request.form.getlist('features'):
featArrays[str(feature)].append(row[str(feature)])
featArrays[xVal].append(row[str(xVal)])
if len(featArrays) > 1:
finalRow = {}
for name in data_frame.column_names():
if (str(name) not in features_str):
finalRow[str(name)] = row[str(name)]
xValArr = np.array(featArrays[xVal]).astype(np.float)
for key, value in featArrays.items():
if key != xVal:
yValArr = np.array(value).astype(np.float)
slope, intercept, r_value, p_value, std_err = linregress(xValArr, yValArr)
finalRow[key+"_slope"] = float(slope)
finalRow[key+"_intercept"] = float(intercept)
for key, value in finalRow.items():
final_frame_vals[str(key)].append(value)
final_frame_vals[str(target) + "_initial"].append(targetVal)
if x == size-1 or row[idField] != data_frame[x+1][idField]:
# Clear slope and static Xval accumulators
for feature in request.form.getlist('features'):
featArrays[str(feature)] = []
featArrays[str(xVal)] = []
sframe = tc.SFrame(data=final_frame_vals)
fwd_id = save_data(my_data, request.form['name'], sframe)
flash('Data transform is sucessful!', 'success')
return redirect(url_for('data.data_details_page', data_id=fwd_id))
return render_template('pages/data/transforms/rolling_slope.html',
my_data=my_data,
form=form,
data_frame=data_frame,
names=data_frame.column_names(),
types=data_frame.column_types())
def smote_page():
# try:
data_id = request.args.get('data_id')
name = request.args.get('name')
target = request.args.get('target')
seed = request.args.get('seed')
algorithm = request.args.get('algorithm')
neighbors = request.args.get('neighbors')
my_data = UserData.query.filter_by(id=data_id).first()
my_model = TrainedModel()
form = TrainModelForm(request.form, obj=my_model)
data_frame = tc.load_sframe(my_data.sname)
data_frame_cleaned = data_frame
orig_data = data_frame[str(target)]
norig_data = orig_data.to_numpy()
target_data = data_frame[str(target)].unique()
ntarget_data = target_data.to_numpy()
if request.method == 'POST':
features_utf = request.form.getlist('features')
features_utf = request.form.getlist('features')
features_str = []
variables = []
for feat in features_utf:
features_str.append(str(feat))
variables.append(str(feat))
data_frame_cleaned = data_frame_cleaned.dropna(str(feat), how="any")
variables.append(str(request.form['target']))
df = shuffle(data_frame_cleaned.to_dataframe())
strategy = {}
for x in range(0, ntarget_data.__len__()):
strategy[int(ntarget_data[x])] = int(request.form['new_value' + str(x)])
sm = None
y_res = None
x_res = None
try:
if algorithm == "SMOTE":
sm = SMOTE(random_state=int(seed), sampling_strategy = strategy, k_neighbors=int(neighbors)-1)
else:
sm = ADASYN(random_state=int(seed), sampling_strategy = strategy, n_neighbors=int(neighbors)-1)
x_res, y_res = sm.fit_sample(df[variables], df[str(request.form['target'])])
except Exception as e:
flash(str(e), 'error')
return redirect(request.referrer)
my_dict = {}
np_y_res = np.array(y_res)
res = np_y_res.astype(str)
my_dict[str(request.form['target'])] = res
x=0
sf = tc.SFrame({ str(request.form['target']): y_res })
df = pd.DataFrame(x_res)
for feat in features_str:
dat = []
for val in df.ix[:, x]:
dat.append(val)
sa = SArray(data=dat)
sf = sf.add_column(sa, feat)
x = x + 1
sa = SArray(data=y_res, dtype=str)
sf = sf.add_column(sa, str(request.form['target']) + "_uncoded")
fwd_id = save_data(my_data, request.form['name'], sf)
flash('Data transform is sucessful!', 'success')
return redirect(url_for('data.data_details_page', data_id=fwd_id))
return render_template('pages/data/transforms/smote.html',
my_data=my_data,
form=form,
data_frame=data_frame,
num_rows=data_frame.num_rows(),
name=name,
target=target,
ntarget_data=ntarget_data,
names=data_frame.column_names(),
types=data_frame.column_types())