tf idf - cosine similarity problem -

I have computed the tf-idf values ​​of document 1 and document terms. 2. I do not know how to use this TF-idf value ... Basically I have to get the similarity between two documents (in my case webpage). Will any body tell how to implement cosine parallelism To get equality, the jaccard coefficient ... C # code will be appreciated .. Pls help ... Thanks

I recommend a visit to Apache Furniture. This provides a complete kit of tools for it, even if you do not want to use them, you can get answers to these measures by looking at the current situations.