46 lines
3.1 KiB
Markdown
46 lines
3.1 KiB
Markdown
# Empatica Heart Rate
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Sensor parameters description for `[EMPATICA_HEARTRATE]`:
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|Key | Description |
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|----------------|-----------------------------------------------------------------------------------------------------------------------------------
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|`[CONTAINER]`| Name of the CSV file containing heart rate data that is compressed inside an Empatica zip file. Since these zip files are created [automatically](https://support.empatica.com/hc/en-us/articles/201608896-Data-export-and-formatting-from-E4-connect-) by Empatica, there is no need to change the value of this attribute.
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## DBDP provider
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!!! info "Available time segments and platforms"
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- Available for all time segments
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!!! info "File Sequence"
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```bash
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- data/raw/{pid}/empatica_heartrate_raw.csv
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- data/raw/{pid}/empatica_heartrate_with_datetime.csv
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- data/interim/{pid}/empatica_heartrate_features/empatica_heartrate_{language}_{provider_key}.csv
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- data/processed/features/{pid}/empatica_heartrate.csv
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```
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Parameters description for `[EMPATICA_HEARTRATE][PROVIDERS][DBDP]`:
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|Key | Description |
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|----------------|-----------------------------------------------------------------------------------------------------------------------------------
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|`[COMPUTE]` | Set to `True` to extract `EMPATICA_HEARTRATE` features from the `DBDP` provider|
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|`[FEATURES]` | Features to be computed from heart rate intraday data, see table below |
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Features description for `[EMPATICA_HEARTRATE][PROVIDERS][DBDP]`:
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|Feature |Units |Description|
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|-------------------------- |-------------- |---------------------------|
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|maxhr |beats |The maximum heart rate during a time segment.
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|minhr |beats |The minimum heart rate during a time segment.
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|avghr |beats |The average heart rate during a time segment.
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|medianhr |beats |The median of heart rate during a time segment.
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|modehr |beats |The mode of heart rate during a time segment.
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|stdhr |beats |The standard deviation of heart rate during a time segment.
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|diffmaxmodehr |beats |The difference between the maximum and mode heart rate during a time segment.
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|diffminmodehr |beats |The difference between the mode and minimum heart rate during a time segment.
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|entropyhr |nats |Shannon’s entropy measurement based on heart rate during a time segment.
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!!! note "Assumptions/Observations"
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We extract the previous features based on the average heart rate values computed in [10-second windows](https://support.empatica.com/hc/en-us/articles/360029469772-E4-data-HR-csv-explanation). |