Activity Feature Solving Based on TF-IDF for Activity Recognition in Smart Homes

<table class="fixed-width table-group" id="tab3"><tr><td><table class="table"><colgroup><col style="width:6.94em"/><col style="width:8.50em"/></colgroup><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Atom Activity</td><td class="align_center">Interative Activity</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">B_T_T</td><td class="align_center">W_I_O&amp;W</td></tr><tr><td class="align_left">B</td><td class="align_center">W&amp;W</td></tr><tr><td class="align_left">S</td><td class="align_center">S&amp;S</td></tr><tr><td class="align_left">W</td><td class="align_center">W&amp;L_H</td></tr><tr><td class="align_left">W_I_O</td><td class="align_center">W_I_O&amp;S</td></tr><tr><td class="align_left">D</td><td class="align_center"> </td></tr><tr><td class="align_left">Lau</td><td class="align_center"> </td></tr><tr><td class="align_left">L_H</td><td class="align_center"> </td></tr><tr><td class="align_left">Lch</td><td class="align_center"> </td></tr><tr><td class="align_left">N_W</td><td class="align_center"> </td></tr><tr><td class="align_left">T_M</td><td class="align_center"> </td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Involved activities concerning on “cairo”.</div>

Complexity

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Table 3

Table 3: Activity Feature Solving Based on TF-IDF for Activity Recognition in Smart Homes 