rapids/src/features/fitbit_heartrate_features.py

79 lines
6.0 KiB
Python

import pandas as pd
import numpy as np
from scipy.stats import entropy
import json
def extractHRFeaturesFromSummaryData(heartrate_summary_data, daily_features_from_summary_data):
heartrate_summary_features = pd.DataFrame()
if "restinghr" in daily_features_from_summary_data:
heartrate_summary_features["heartrate_daily_restinghr"] = heartrate_summary_data["heartrate_daily_restinghr"]
# calories features might be inaccurate: they depend on users' fitbit profile (weight, height, etc.)
if "caloriesoutofrange" in daily_features_from_summary_data:
heartrate_summary_features["heartrate_daily_caloriesoutofrange"] = heartrate_summary_data["heartrate_daily_caloriesoutofrange"]
if "caloriesfatburn" in daily_features_from_summary_data:
heartrate_summary_features["heartrate_daily_caloriesfatburn"] = heartrate_summary_data["heartrate_daily_caloriesfatburn"]
if "caloriescardio" in daily_features_from_summary_data:
heartrate_summary_features["heartrate_daily_caloriescardio"] = heartrate_summary_data["heartrate_daily_caloriescardio"]
if "caloriespeak" in daily_features_from_summary_data:
heartrate_summary_features["heartrate_daily_caloriespeak"] = heartrate_summary_data["heartrate_daily_caloriespeak"]
heartrate_summary_features.reset_index(inplace=True)
return heartrate_summary_features
def extractHRFeaturesFromIntradayData(heartrate_intraday_data, features):
heartrate_intraday_features = pd.DataFrame(columns=["local_date"] + ["heartrate_" + day_segment + "_" + x for x in features])
if not heartrate_intraday_data.empty:
device_id = heartrate_intraday_data["device_id"][0]
num_rows_per_minute = heartrate_intraday_data.groupby(["local_date", "local_hour", "local_minute"]).count().mean()["device_id"]
if day_segment != "daily":
heartrate_intraday_data = heartrate_intraday_data[heartrate_intraday_data["local_day_segment"] == day_segment]
if not heartrate_intraday_data.empty:
heartrate_intraday_features = pd.DataFrame()
# get stats of heartrate
if "maxhr" in features:
heartrate_intraday_features["heartrate_" + day_segment + "_maxhr"] = heartrate_intraday_data[["local_date", "heartrate"]].groupby(["local_date"])["heartrate"].max()
if "minhr" in features:
heartrate_intraday_features["heartrate_" + day_segment + "_minhr"] = heartrate_intraday_data[["local_date", "heartrate"]].groupby(["local_date"])["heartrate"].min()
if "avghr" in features:
heartrate_intraday_features["heartrate_" + day_segment + "_avghr"] = heartrate_intraday_data[["local_date", "heartrate"]].groupby(["local_date"])["heartrate"].mean()
if "medianhr" in features:
heartrate_intraday_features["heartrate_" + day_segment + "_medianhr"] = heartrate_intraday_data[["local_date", "heartrate"]].groupby(["local_date"])["heartrate"].median()
if "modehr" in features:
heartrate_intraday_features["heartrate_" + day_segment + "_modehr"] = heartrate_intraday_data[["local_date", "heartrate"]].groupby(["local_date"])["heartrate"].agg(lambda x: pd.Series.mode(x)[0])
if "stdhr" in features:
heartrate_intraday_features["heartrate_" + day_segment + "_stdhr"] = heartrate_intraday_data[["local_date", "heartrate"]].groupby(["local_date"])["heartrate"].std()
if "diffmaxmodehr" in features:
heartrate_intraday_features["heartrate_" + day_segment + "_diffmaxmodehr"] = heartrate_intraday_data[["local_date", "heartrate"]].groupby(["local_date"])["heartrate"].max() - heartrate_intraday_data[["local_date", "heartrate"]].groupby(["local_date"])["heartrate"].agg(lambda x: pd.Series.mode(x)[0])
if "diffminmodehr" in features:
heartrate_intraday_features["heartrate_" + day_segment + "_diffminmodehr"] = heartrate_intraday_data[["local_date", "heartrate"]].groupby(["local_date"])["heartrate"].agg(lambda x: pd.Series.mode(x)[0]) - heartrate_intraday_data[["local_date", "heartrate"]].groupby(["local_date"])["heartrate"].min()
if "entropyhr" in features:
heartrate_intraday_features["heartrate_" + day_segment + "_entropyhr"] = heartrate_intraday_data[["local_date", "heartrate"]].groupby(["local_date"])["heartrate"].agg(entropy)
# get number of minutes in each heart rate zone
for feature_name in list(set(["lengthoutofrange", "lengthfatburn", "lengthcardio", "lengthpeak"]) & set(features)):
heartrate_zone = heartrate_intraday_data[heartrate_intraday_data["heartrate_zone"] == feature_name[6:]]
heartrate_intraday_features["heartrate_" + day_segment + "_" + feature_name] = heartrate_zone.groupby(["local_date"])["device_id"].count() / num_rows_per_minute
heartrate_intraday_features.fillna(value={"heartrate_" + day_segment + "_" + feature_name: 0}, inplace=True)
heartrate_intraday_features.reset_index(inplace=True)
return heartrate_intraday_features
heartrate_summary_data = pd.read_csv(snakemake.input["heartrate_summary_data"], index_col=["local_date"], parse_dates=["local_date"])
heartrate_intraday_data = pd.read_csv(snakemake.input["heartrate_intraday_data"], parse_dates=["local_date_time", "local_date"])
day_segment = snakemake.params["day_segment"]
features = snakemake.params["features"]
daily_features_from_summary_data = snakemake.params["daily_features_from_summary_data"]
heartrate_intraday_features = extractHRFeaturesFromIntradayData(heartrate_intraday_data, features)
if not heartrate_summary_data.empty and day_segment == "daily" and daily_features_from_summary_data != []:
heartrate_summary_features = extractHRFeaturesFromSummaryData(heartrate_summary_data, daily_features_from_summary_data)
heartrate_features = heartrate_intraday_features.merge(heartrate_summary_features, on=["local_date"], how="outer")
else:
heartrate_features = heartrate_intraday_features
heartrate_features.to_csv(snakemake.output[0], index=False)