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@ -5,7 +5,7 @@ |
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We designed a thermal-box to collect the data. It has four Grideye sensors on the |
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corners of a 10 cm square and a Lepton 3 at the central. Figure~\ref{fig:method} shows |
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the system of our method. It consists four parts. The first part is to fuse multiple |
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Grideye image, since the resolution of singel Grideye sensor only has 64 pixels. The |
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Grideye image, since the resolution of single Grideye sensor only has 64 pixels. The |
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second part, we train the SRCNN model with fused Grideye image |
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as low-resolution and downscaled Lepton 3 image as high-resolution image. |
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The third part, we use the |
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@ -29,7 +29,7 @@ On the thermal-box, there are four Grideye sensors. At the beginning, we let |
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the thermal-box faces to an empty bed and records the background temperature. |
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All the following frames will subtract this background temperature. After that, |
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we resize four $8 \times 8$ Grideye images to $64 \times 64$ by bilinear |
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interpolation and than merge them dependence on the distance between thermal-box and |
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interpolation and then merge them dependence on the distance between thermal-box and |
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bed, width of sensor square and the FOV of Grideye sensor. |
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\begin{enumerate} |
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@ -51,8 +51,8 @@ distinguish the residual heat on bed and the person as Figure~\ref{fig:residual_ |
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situation will slowly disappear after one or two minutes. |
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To determination the pose, first we use a median filter with a window size of five |
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to filter out the noise. Than, find the curve hull line of the upper bound and |
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lower bound of the data. Finally calculate the middle line of upper bound and lower bound. |
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to filter out the noise. Then, find the curve hull line of the upper bound and |
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lower bound of the data. Finally, calculate the middle line of upper bound and lower bound. |
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Figure~\ref{fig:trend} shows the data and these lines. |
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We divide every data into 10 second time windows. If the middle line of the time window |
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