Sequential residual blocks each of which consists of \ two convolution layers. Args: ch (int): number of input and output channel

Yolo layer model_out: while inference,is post-processing inside or outside the model true:outside

Track a series of values and provide access to smoothed values over a window or the global series average.

Wraps another sampler to yield a mini-batch of indices. It enforces that the batch only contain elements from the same group. It also tri