Quick view of supported file types

A quick review of the supported file types in mhealth-storage compatible dataset

File types are identified in the suffix before file extension, separated by symbol `.`. Current format reserves identifiers for six file types: sensor, event, annotation, feature, class and log. You may extend with your own file type identifier.

  • xxx.xxxxxx.2016-01-01-08-00-00-000-[M/P]HHmm.sensor.csv

  • xxx.xxxxxx.2016-01-01-09-00-00-110-[M/P]HHmm.event.csv

  • xxx.xxxxxx.2016-01-01-09-00-00-110-[M/P]HHmm.annotation.csv

  • xxx.xxxxxx.2016-01-01-09-00-00-110-[M/P]HHmm.feature.csv

  • xxx.xxxxxx.2016-01-01-09-00-00-110-[M/P]HHmm.class.csv

  • xxx.xxxxxx.2016-01-01-09-00-00-110-[M/P]HHmm.log.csv

File types to store raw information

sensor data

Store raw sensor data in high or low sampling frequency.

User can add their own sensor type to define new senosr data file format.

Filename convention

DeviceType-DataType-VersionCode.DEVICEID-SENSORTYPE.YYYY-MM-DD-HH-mm-ss-SSS-[M/P]HHmm.sensor.csv(.gz)
ActigraphGT9X-AccelerometerCalibrated-0x0x0.TASXXXXXXX-ACCEL.2018-01-01-11-00-00-000-P0000.sensor.csv

File format

event data

Store formatted event information (numerical or categorical) happens at a time point, such as EMA prompt questions and responses.

Filename Convention

File format

annotation data

Store annotation information by user or by annotator. Annotation set may be from user definition or predefined annotation set.

Filename Convention

File format

File types for data analysis

feature file

Store numerical or categorical feature data derived from sensor or event files.

Filename Convention

File format

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