Error analysis of task performance with laptop in vibration environment |
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Authors: | Ramasamy Narayanamoorthy V Huzur Saran |
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Affiliation: | aDepartment of Mechanical Engineering, Francis Xavier Engineering College, Tirunelveli 627 003, India;bDepartment of Mechanical and Industrial Engineering, Indian Institute of Technology Roorkee, Roorkee 247 667, India |
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Abstract: | The present study investigates influences of vibration directions, vibration magnitudes, object sizes, object distances and angles of approach on producing errors while performing pointing and clicking activity on a laptop monitor similar to passengers working on moving trains. Attempts made outside the boundary of an object while performing the activity is registered as an error. The number of errors produced under different exposure conditions is computed. Higher vibration magnitudes, smaller size of the objects, and diagonal angular movements are found to create more errors and affected accuracy of the activity and hence showed difficulties to perform the activity. |
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Keywords: | Error analysis Pointing and clicking Mouse Whole body vibration Activity comfort Object selection task |
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