public DarknetBasicBlockV3(int channel, string norm_layer = "BatchNorm", FuncArgs norm_kwargs = null, string prefix = null, ParameterDict @params = null) : base(prefix, @params)
{
this.body = new HybridSequential(prefix: "");
// 1x1 reduce
this.body.Add(DarknetV3.Conv2d(channel, 1, 0, 1, norm_layer: norm_layer, norm_kwargs: norm_kwargs));
// 3x3 conv expand
this.body.Add(DarknetV3.Conv2d(channel * 2, 3, 1, 1, norm_layer: norm_layer, norm_kwargs: norm_kwargs));
}
public YOLODetectionBlockV3(int channel, string norm_layer = "BatchNorm", FuncArgs norm_kwargs = null, string prefix = null, ParameterDict @params = null) : base(prefix, @params)
{
Debug.Assert(channel % 2 == 0, $"channel {channel} cannot be divided by 2");
this.body = new HybridSequential(prefix: "");
foreach (var _ in Enumerable.Range(0, 2))
{
// 1x1 reduce
this.body.Add(DarknetV3.Conv2d(channel, 1, 0, 1, norm_layer: norm_layer, norm_kwargs: norm_kwargs));
// 3x3 expand
this.body.Add(DarknetV3.Conv2d(channel * 2, 3, 1, 1, norm_layer: norm_layer, norm_kwargs: norm_kwargs));
}
this.body.Add(DarknetV3.Conv2d(channel, 1, 0, 1, norm_layer: norm_layer, norm_kwargs: norm_kwargs));
this.tip = DarknetV3.Conv2d(channel * 2, 3, 1, 1, norm_layer: norm_layer, norm_kwargs: norm_kwargs);
}