way you need to train this is that you need to tell it ok here are two images they are actually the same you know conceptually so whatever representation you extract from this image should be similar to the representation you extract from this image so basically I want HNH fine here to be as close to each other as possible because really they represent the same thing but if you if you only do this you see you collapse you see basically those Network completely ignoring the inputs and producing constant vectors right so you