Subtitles in Facebook videos

Iam from a non-English speaking country (Malayalam language ,Kerala, India) and it was hard to find a good generated subtitles that good in videos like in YouTube. But fb videos have been showing really impressive and accurate translated subtitles (Malayalam>English) than any. Even with noicy videos. How could they improve this much, where as YouTube still pretty much bad with even though having more amount of data and information!! ( I don't know about other languages or whether this is …

artificial facebook videos