Sparse Data Analysis Strategy for Neural Spike Classification

<table class="table-group" id="tab9"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td align="left">Methods</td><td align="center">PCA-EM</td><td align="center">PB-Clus</td><td align="center">MDA</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td align="left"><svg height="15.4" id="M279" style="vertical-align:-3.22281pt" version="1.1" viewbox="0 0 37.924999 15.4" width="37.924999" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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q14 0 19 4.5t5 15.5q1 41 -23.5 70.5t-65.5 29.5z" id="x65"></path></g><g transform="matrix(.012,-0,0,-.012,31.627,15.187)"><path d="M474 0h-214v26q32 4 39 12t-5 28l-74 117q-39 -58 -64 -106q-16 -25 -10 -35t44 -16v-26h-186v26q46 6 64 17t48 49t85 120l-87 136q-23 36 -40 47t-58 16v26h199v-26q-31 -4 -36.5 -12.5t9.5 -29.5l59 -93q37 56 58 94q13 23 7 30t-40 11v26h183v-26q-47 -5 -65 -13.5
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</svg> for 3 clusters </td><td align="center">614.1</td><td align="center">287.9</td><td align="center">483.6</td></tr><tr><td align="left"><svg height="15.4" id="M280" style="vertical-align:-3.22281pt" version="1.1" viewbox="0 0 37.924999 15.4" width="37.924999" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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t29.5 81.5l72 387l7.5 40.5t1 26.5t-4 18t-15.5 10t-24 6t-37 4l8 28h461z" id="x1D439"></path></g>
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</svg> for 4 clusters </td><td align="center">392.2</td><td align="center">—</td><td align="center">324.1</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Fisher index computed in channel 7 for PCA-EM, PB-Clus, and MDA.

Computational Intelligence and Neuroscience

tab9

Table 9

Table 9: Sparse Data Analysis Strategy for Neural Spike Classification 