private static void extract_cifar()
{
string[] labels = { "airplane", "automobile", "bird", "cat", "deer", "dog", "frog", "horse", "ship", "truck" };
int i;
Data.Data train = Data.Data.load_all_cifar10();
Data.Data test = Data.Data.load_cifar10_data("Data.Data/cifar/cifar-10-batches-bin/test_batch.bin");
for (i = 0; i < train.X.Rows; ++i)
{
Image im = new Image(32, 32, 3, train.X.Vals[i]);
int sclass = Utils.max_index(train.Y.Vals[i], 10);
string buff = $"Data.Data/cifar/train/{i}_{labels[sclass]}";
LoadArgs.save_image_png(im, buff);
}
for (i = 0; i < test.X.Rows; ++i)
{
Image im = new Image(32, 32, 3, test.X.Vals[i]);
int sclass = Utils.max_index(test.Y.Vals[i], 10);
string buff = $"Data.Data/cifar/test/{i}_{labels[sclass]}";
LoadArgs.save_image_png(im, buff);
}
}