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<p class="p1"><span style="background-color: rgba(255, 255, 255, 0);"><span class="s1">Dear Sir/Madam</span><span class="s2">,</span></span></p>
<p class="p1"><span style="background-color: rgba(255, 255, 255, 0);"><span class="s1"> I</span><span class="s2">’</span><span class="s1">m writing the email to ask some questions about IPIN competition. </span></span></p>
<p class="p1"><span style="background-color: rgba(255, 255, 255, 0);"><span class="s1"> I have question about track2 video-based competition. As mentioned in track2</span><span class="s2">,</span><span class="s1"> </span><span class="s2">“</span><span class="s1">no depth</span><span class="s2">”</span><span class="s1"> is mean that we cannot use RGB-D camera?</span></span></p>
<p class="p1"><span style="background-color: rgba(255, 255, 255, 0);"><span class="s1"> Another question is that does track1's phone sensor include a camera? If the answer is yes</span><span class="s2">,</span><span class="s1"> could you tell me which track</span><span class="s2">(</span><span class="s1">track 1 or track 2</span><span class="s2">)</span><span class="s1"> is better as for a project like ours which using a separate camera?</span></span></p>
<p class="p1"><span class="s1" style="background-color: rgba(255, 255, 255, 0);"> We're looking forward to your reply.</span></p>
<p class="p1"><span class="s1" style="background-color: rgba(255, 255, 255, 0);"> Best wishes.</span></p>
<p class="p2"><span class="s1" style="background-color: rgba(255, 255, 255, 0);"> </span></p>
<p class="p1"><span style="background-color: rgba(255, 255, 255, 0);"><span class="s1"> Yours sincerely</span><span class="s2">,</span></span></p>
<p class="p1"><span class="s1" style="background-color: rgba(255, 255, 255, 0);"> William </span></p></div></body></html>