Function _Permute

express/NeuralNetWorkOp.cpp:1390–1398

SSD network's permute layer. Args: input: A variable. Contains the feature map. Namely bottom[0] in caffe. dims: A vector. Contains the order. Returns: A variable. */

A variable.
*/
VARP _Permute(VARP input, INTS dims) {
    std::unique_ptr<OpT> op(new OpT);
    op->type       = OpType_Permute;
    auto param =  new PermuteT;
    param->dims = dims;
    op->main.type = OpParameter_Permute;
    op->main.value = param;
    return Variable::create(Expr::create(std::move(op), {input}));
}
/*SSD network's detectionoutput layer.
Args:
location: A variable.