like skip thought vectors and it's just a single unit in the model and we're just running it over this over the document and you know threshold the value at zero and so this is a histogram for positive reviews and negative reviews of what this system does so this is kind of showing I think in a very clean and pure way how you can really do some unsupervised representation learning here and start to learn something that really helps potentially with downstream tasks it's very hand engineered it was very targeted we knew that like you know