Wearable Computing: Classification of Body Postures and Movements (PUC-Rio)

Donated on 4/8/2013

A dataset with 5 classes (sitting-down, standing-up, standing, walking, and sitting) collected on 8 hours of activities of 4 healthy subjects. We also established a baseline performance index.

Dataset Characteristics

Sequential

Subject Area

Computer Science

Associated Tasks

Classification

Feature Type

Integer, Real

# Instances

165632

# Features

-

Dataset Information

Additional Information

IMPORTANT: we have lower performance on 'leave-one-subject-out' tests. The performance baseline index we established is for 10-fold cross-validation tests. Therefore, there's much more space for optimization in subject independent tests. If you need more information, please send us an e-mail. Licensing: You are free to use this dataset for any purpose. This dataset is licensed under the Creative Commons license (CC BY-SA). The CC BY-SA license means you can remix, tweak, and build upon this work even for commercial purposes, as long as you credit the authors of the original work and you license your new creations under the identical terms we are licensing to you. This license is often compared to 'copyleft' free and open source software licenses. All new works based on this dataset will carry the same license, so any derivatives will also allow commercial use.

Has Missing Values?

No

Variables Table

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

0 to 10 of 18

Additional Variable Information

Detailed information in: http://groupware.les.inf.puc-rio.br/work.jsf?p1=10335 user (text) gender (text) age (integer) how_tall_in_meters (real) weight (int) body_mass_index (real) x1 (type int, contains the read value of the axis 'x' of the 1st accelerometer, mounted on waist) y1 (type int, contains the read value of the axis 'y' of the 1st accelerometer, mounted on waist) z1 (type int, contains the read value of the axis 'z' of the 1st accelerometer, mounted on waist) x2 (type int, contains the read value of the axis 'x' of the 2nd accelerometer, mounted on the left thigh) y2 (type int, contains the read value of the axis 'y' of the 2nd accelerometer, mounted on the left thigh) z2 (type int, contains the read value of the axis 'z' of the 2nd accelerometer, mounted on the left thigh) x3 (type int, contains the read value of the axis 'x' of the 3rd accelerometer, mounted on the right ankle) y3 (type int, contains the read value of the axis 'y' of the 3rd accelerometer, mounted on the right ankle) z3 (type int, contains the read value of the axis 'z' of the 3rd accelerometer, mounted on the right ankle) x4 (type int, contains the read value of the axis 'x' of the 4th accelerometer, mounted on the right upper-arm) y4 (type int, contains the read value of the axis 'y' of the 4th accelerometer, mounted on the right upper-arm) z4 (type int, contains the read value of the axis 'z' of the 4th accelerometer, mounted on the right upper-arm)

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Creators

W. Ugulino

D. Cardador

K. Vega

E. Velloso

R. Milidiu

H. Fuks

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