51 lines
3.2 KiB
Python
51 lines
3.2 KiB
Python
import pandas as pd
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import numpy as np
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from scipy.stats import entropy
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import json
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heartrate_data = pd.read_csv(snakemake.input[0], parse_dates=["local_date_time", "local_date"])
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day_segment = snakemake.params["day_segment"]
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features = snakemake.params["features"]
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heartrate_features = pd.DataFrame(columns=["local_date"] + ["heartrate_" + day_segment + "_" + x for x in features])
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if not heartrate_data.empty:
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device_id = heartrate_data["device_id"][0]
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num_rows_per_minute = heartrate_data.groupby(["local_date", "local_hour", "local_minute"]).count().mean()["device_id"]
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if day_segment != "daily":
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heartrate_data =heartrate_data[heartrate_data["local_day_segment"] == day_segment]
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if not heartrate_data.empty:
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heartrate_features = pd.DataFrame()
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# get stats of heartrate
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if "maxhr" in features:
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heartrate_features["heartrate_" + day_segment + "_maxhr"] = heartrate_data.groupby(["local_date"])["heartrate"].max()
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if "minhr" in features:
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heartrate_features["heartrate_" + day_segment + "_minhr"] = heartrate_data.groupby(["local_date"])["heartrate"].min()
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if "avghr" in features:
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heartrate_features["heartrate_" + day_segment + "_avghr"] = heartrate_data.groupby(["local_date"])["heartrate"].mean()
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if "medianhr" in features:
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heartrate_features["heartrate_" + day_segment + "_medianhr"] = heartrate_data.groupby(["local_date"])["heartrate"].median()
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if "modehr" in features:
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heartrate_features["heartrate_" + day_segment + "_modehr"] = heartrate_data.groupby(["local_date"])["heartrate"].agg(lambda x: pd.Series.mode(x)[0])
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if "stdhr" in features:
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heartrate_features["heartrate_" + day_segment + "_stdhr"] = heartrate_data.groupby(["local_date"])["heartrate"].std()
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if "diffmaxmodehr" in features:
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heartrate_features["heartrate_" + day_segment + "_diffmaxmodehr"] = heartrate_data.groupby(["local_date"])["heartrate"].max() - heartrate_data.groupby(["local_date"])["heartrate"].agg(lambda x: pd.Series.mode(x)[0])
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if "diffminmodehr" in features:
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heartrate_features["heartrate_" + day_segment + "_diffminmodehr"] = heartrate_data.groupby(["local_date"])["heartrate"].agg(lambda x: pd.Series.mode(x)[0]) - heartrate_data.groupby(["local_date"])["heartrate"].min()
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if "entropyhr" in features:
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heartrate_features["heartrate_" + day_segment + "_entropyhr"] = heartrate_data.groupby(["local_date"])["heartrate"].agg(entropy)
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# get number of minutes in each heart rate zone
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for feature_name in list(set(["lengthoutofrange", "lengthfatburn", "lengthcardio", "lengthpeak"]) & set(features)):
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heartrate_zone = heartrate_data[heartrate_data["heartrate_zone"] == feature_name[6:]]
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heartrate_features["heartrate_" + day_segment + "_" + feature_name] = heartrate_zone.groupby(["local_date"])["device_id"].count() / num_rows_per_minute
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heartrate_features.fillna(value={"heartrate_" + day_segment + "_" + feature_name: 0}, inplace=True)
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heartrate_features = heartrate_features.reset_index()
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heartrate_features.to_csv(snakemake.output[0], index=False)
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