2021-08-12 17:38:08 +02:00
|
|
|
import datetime
|
|
|
|
|
2021-08-12 19:06:43 +02:00
|
|
|
import pandas as pd
|
2021-08-13 17:40:31 +02:00
|
|
|
from sklearn.model_selection import cross_val_score
|
2021-08-12 19:06:43 +02:00
|
|
|
|
2021-08-12 17:38:08 +02:00
|
|
|
import participants.query_db
|
2021-08-12 19:06:43 +02:00
|
|
|
from features import esm, helper, proximity
|
|
|
|
from machine_learning import QUESTIONNAIRE_IDS, QUESTIONNAIRE_IDS_RENAME
|
2021-08-12 17:38:08 +02:00
|
|
|
|
|
|
|
|
|
|
|
class MachineLearningPipeline:
|
2021-08-13 17:40:31 +02:00
|
|
|
def __init__(
|
|
|
|
self,
|
|
|
|
labels_questionnaire,
|
|
|
|
labels_scale,
|
|
|
|
data_types,
|
|
|
|
participants_usernames=None,
|
|
|
|
feature_names=None,
|
|
|
|
grouping_variable=None,
|
|
|
|
):
|
2021-08-12 17:38:08 +02:00
|
|
|
if participants_usernames is None:
|
|
|
|
participants_usernames = participants.query_db.get_usernames(
|
|
|
|
collection_start=datetime.date.fromisoformat("2020-08-01")
|
|
|
|
)
|
|
|
|
self.participants_usernames = participants_usernames
|
2021-08-12 19:06:43 +02:00
|
|
|
self.labels_questionnaire = labels_questionnaire
|
|
|
|
self.data_types = data_types
|
|
|
|
|
2021-08-13 17:40:31 +02:00
|
|
|
if feature_names is None:
|
|
|
|
self.feature_names = []
|
|
|
|
self.df_features = pd.DataFrame()
|
|
|
|
self.labels_scale = labels_scale
|
|
|
|
self.df_labels = pd.DataFrame()
|
|
|
|
self.grouping_variable = grouping_variable
|
|
|
|
self.df_groups = pd.DataFrame()
|
|
|
|
|
|
|
|
self.model = None
|
|
|
|
self.validation_method = None
|
|
|
|
|
2021-08-12 19:06:43 +02:00
|
|
|
self.df_esm = pd.DataFrame()
|
|
|
|
self.df_esm_preprocessed = pd.DataFrame()
|
|
|
|
self.df_esm_interest = pd.DataFrame()
|
|
|
|
self.df_esm_clean = pd.DataFrame()
|
|
|
|
|
|
|
|
self.df_proximity = pd.DataFrame()
|
|
|
|
|
|
|
|
self.df_full_data_daily_means = pd.DataFrame()
|
|
|
|
self.df_esm_daily_means = pd.DataFrame()
|
|
|
|
self.df_proximity_daily_counts = pd.DataFrame()
|
|
|
|
|
|
|
|
def get_labels(self):
|
|
|
|
self.df_esm = esm.get_esm_data(self.participants_usernames)
|
|
|
|
self.df_esm_preprocessed = esm.preprocess_esm(self.df_esm)
|
|
|
|
if self.labels_questionnaire == "PANAS":
|
|
|
|
self.df_esm_interest = self.df_esm_preprocessed[
|
|
|
|
(
|
|
|
|
self.df_esm_preprocessed["questionnaire_id"]
|
|
|
|
== QUESTIONNAIRE_IDS.get("PANAS").get("PA")
|
|
|
|
)
|
|
|
|
| (
|
|
|
|
self.df_esm_preprocessed["questionnaire_id"]
|
|
|
|
== QUESTIONNAIRE_IDS.get("PANAS").get("NA")
|
|
|
|
)
|
|
|
|
]
|
|
|
|
self.df_esm_clean = esm.clean_up_esm(self.df_esm_interest)
|
|
|
|
|
|
|
|
def get_sensor_data(self):
|
|
|
|
if "proximity" in self.data_types:
|
|
|
|
self.df_proximity = proximity.get_proximity_data(
|
|
|
|
self.participants_usernames
|
|
|
|
)
|
|
|
|
self.df_proximity = helper.get_date_from_timestamp(self.df_proximity)
|
|
|
|
self.df_proximity = proximity.recode_proximity(self.df_proximity)
|
|
|
|
|
|
|
|
def aggregate_daily(self):
|
|
|
|
self.df_esm_daily_means = (
|
|
|
|
self.df_esm_clean.groupby(["participant_id", "date_lj", "questionnaire_id"])
|
|
|
|
.esm_user_answer_numeric.agg("mean")
|
|
|
|
.reset_index()
|
|
|
|
.rename(columns={"esm_user_answer_numeric": "esm_numeric_mean"})
|
|
|
|
)
|
|
|
|
self.df_esm_daily_means = (
|
|
|
|
self.df_esm_daily_means.pivot(
|
|
|
|
index=["participant_id", "date_lj"],
|
|
|
|
columns="questionnaire_id",
|
|
|
|
values="esm_numeric_mean",
|
|
|
|
)
|
|
|
|
.reset_index(col_level=1)
|
|
|
|
.rename(columns=QUESTIONNAIRE_IDS_RENAME)
|
|
|
|
.set_index(["participant_id", "date_lj"])
|
|
|
|
)
|
|
|
|
self.df_full_data_daily_means = self.df_esm_daily_means.copy()
|
|
|
|
if "proximity" in self.data_types:
|
|
|
|
self.df_proximity_daily_counts = proximity.count_proximity(
|
|
|
|
self.df_proximity, ["participant_id", "date_lj"]
|
|
|
|
)
|
|
|
|
self.df_full_data_daily_means = self.df_full_data_daily_means.join(
|
|
|
|
self.df_proximity_daily_counts
|
|
|
|
)
|
2021-08-13 17:40:31 +02:00
|
|
|
|
|
|
|
def assign_columns(self):
|
|
|
|
self.df_features = self.df_full_data_daily_means[self.feature_names]
|
|
|
|
self.df_labels = self.df_full_data_daily_means[self.labels_scale]
|
|
|
|
if self.grouping_variable:
|
|
|
|
self.df_groups = self.df_full_data_daily_means[self.grouping_variable]
|
|
|
|
else:
|
|
|
|
self.df_groups = None
|
|
|
|
|
|
|
|
def validate_model(self):
|
|
|
|
if self.model is None:
|
|
|
|
raise AttributeError(
|
|
|
|
"Please, specify a machine learning model first, by setting the .model attribute."
|
|
|
|
)
|
|
|
|
if self.validation_method is None:
|
|
|
|
raise AttributeError(
|
|
|
|
"Please, specify a cross validation method first, by setting the .validation_method attribute."
|
|
|
|
)
|
|
|
|
cross_val_score(
|
|
|
|
estimator=self.model,
|
|
|
|
X=self.df_features,
|
|
|
|
y=self.df_labels,
|
|
|
|
groups=self.df_groups,
|
|
|
|
cv=self.validation_method,
|
|
|
|
n_jobs=-1,
|
|
|
|
)
|