Smartphone Dataset for Human Activity Recognition (HAR) in Ambient Assisted Living (AAL)

Donated on 3/8/2016

This data is an addition to an existing dataset on UCI. We collected more data to improve the accuracy of our human activity recognition algorithms applied in the domain of Ambient Assisted Living.

Dataset Characteristics

Time-Series

Subject Area

Computer Science

Associated Tasks

Classification

Feature Type

Real

# Instances

5744

# Features

-

Dataset Information

Additional Information

This dataset is an addition to the dataset at https://archive.ics.uci.edu/ml/datasets/Human+Activity+Recognition+Using+Smartphones We collected more dataset to improve the accuracy of our HAR algorithms applied in a Social connectedness experiment in the domain of Ambient Assisted Living. The dataset was collected from the in-built accelerometer and gyroscope of a smartphone worn around the waist of participants. See waist_mounted_phone.PNG. The data was collected from 30 participants within the age group of 22-79 years. Each activity (standing, sitting, laying, walking, walking upstairs, walking downstairs) was performed for 60secs and the 3-axial linear acceleration and 3-axial angular velocity were collected at a constant rate of 50Hz.

Has Missing Values?

No

Variables Table

Variable NameRoleTypeDescriptionUnitsMissing Values
no
no
no
no
no
no
no
no
no
no

0 to 10 of 561

Additional Variable Information

For each record in the dataset it is provided: - Triaxial acceleration from the accelerometer (total acceleration). Filenames: final_acc_train.txt, final_acc_test.txt - Triaxial Angular velocity from the gyroscope. Filenames: final_gyro_train.txt, final_gyro_test.txt - A 561-feature vector with time and frequency domain variables (extracted from the triaxial data) Filenames: final_X_train.txt, final_X_test.txt For more information about the features extracted see (features.txt and features_info.txt) - The corresponding activity labels. Filenames: final_y_train.txt and final_y_test.txt.

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Creators

Kadian Davis

Evans Owusu

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