The blog post references translating between English and Indian Sign Language (ISL). I interpreted that to mean translating between spoken English and ISL, not ASL and ISL.
Regardless, I’m curious how (dis)similar ISL is to ASL.
Regardless, I’m curious how (dis)similar ISL is to ASL.
From my understanding, they are quite dissimilar. A person who knows ISL will not understand ASL, for example.
That isn't the best example; it would still be true of language pairs that were very similar to each other.