const int nClusters = 15;
float data[nClusters][3] = {
{161.317504, 127.223401, 128.609333},
{142.922425, 128.666965, 127.532319},
{67.879757, 127.721830, 135.903311},
{92.705062, 129.965717, 137.399500},
{120.172257, 128.279647, 127.036493},
{195.470568, 127.857070, 129.345415},
{41.257102, 130.059468, 132.675336},
{12.014861, 129.480555, 127.064714},
{226.567086, 127.567831, 136.345727},
{154.664210, 131.676606, 156.481669},
{121.180447, 137.020793, 153.433743},
{87.042204, 137.211742, 98.614874},
{113.809537, 106.577104, 157.818094},
{81.083293, 170.051905, 148.904079},
{45.015485, 138.543124, 102.402528}};