A Finite Element Mesh Aggregating Approach to Multiple-Source Reconstruction in Bioluminescence Tomography

<table>From left to right: transverse views of the reconstruction results at <svg height="11.1" id="M80" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 42.9375 11.1" width="42.9375" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,11.1)">
<g transform="translate(72,-63.12)">
<text transform="matrix(1,0,0,-1,-71.95,63.35)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑧</tspan>
<tspan style="font-size: 12.50px; " x="9.7023277" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="21.742718" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="27.994217" y="0">5</tspan>
</text>
</g>
</g>
</svg> mm in power ratio of 1 : 1, 2 : 1, 4 : 1, and 8 : 1. From top to bottom: final results of Tikhonov + GTS, Tikhonov + MSDS, <svg height="10.8625" id="M81" style="vertical-align:-0.13794pt" version="1.1" viewbox="0 0 37.200001 10.8625" width="37.200001" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.8625)">
<g transform="translate(72,-63.31)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑙</tspan>
<tspan style="font-size: 12.50px; " x="3.9759541" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="10.915119" y="0">−</tspan>
<tspan style="font-size: 12.50px; " x="20.179842" y="0">𝑙</tspan>
<tspan style="font-size: 12.50px; " x="24.155796" y="0">𝑠</tspan>
</text>
</g>
</g>
</svg> + GTS, and <svg height="10.8625" id="M82" style="vertical-align:-0.13794pt" version="1.1" viewbox="0 0 37.200001 10.8625" width="37.200001" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.8625)">
<g transform="translate(72,-63.31)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑙</tspan>
<tspan style="font-size: 12.50px; " x="3.9759541" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="10.915119" y="0">−</tspan>
<tspan style="font-size: 12.50px; " x="20.179842" y="0">𝑙</tspan>
<tspan style="font-size: 12.50px; " x="24.155796" y="0">𝑠</tspan>
</text>
</g>
</g>
</svg> + MSDS, respectively.</table>

International Journal of Biomedical Imaging

fig3

Figure 3

Figure 3: A Finite Element Mesh Aggregating Approach to Multiple-Source Reconstruction in Bioluminescence Tomography 