Posture Risk Assessment and Workload Estimation for Material Handling by Computer Vision

<div>Distribution of joint positions and joint angle estimation error. (a) The error of joint positions (cm). (b) The error of angles <span class="nowrap"><svg height="11.5564pt" id="M68" style="vertical-align:-2.26807pt" version="1.1" viewbox="-0.0498162 -9.28833 9.45558 11.5564" width="9.45558pt" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><g transform="matrix(.013,0,0,-0.013,0,0)"><path d="M300 -147C201 -63 143 98 143 270S200 602 300 686L282 710C136 610 70 450 70 271V270C70 89 136 -72 282 -170L300 -147Z"></path></g><g transform="matrix(.013,0,0,-0.013,4.498,0)"><path d="M326 255C326 330 263 391 186 391S46 330 46 255S109 119 186 119S326 180 326 255ZM274 255C274 204 235 163 186 163S98 204 98 255S137 347 186 347S274 306 274 255Z"></path></g></svg>).</span></div>

International Journal of Intelligent Systems

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Figure 11

Figure 11: Posture Risk Assessment and Workload Estimation for Material Handling by Computer Vision 