Loss function for checking similarity between text

I have input text which I pass through Bert which acts as a feature extractor and few dense layers to get some feature.

For example suppose:

Input text shape : \[16, 10\] -> 16 sentences containing 10 words each.

Output shape : \[16, 768\]

Now I pass this output to another layer say decoder and get output similar to the original input i.e \[16, 10\]. Now I wanted to check the similarity between the output from the decoder and the …

function languagetechnology loss text