. If you are looking for information on high-quality Bengali linguistic resources, you may find these useful: BengaliLCP
Given the regional affiliation of the lead author names (Duisha, and the structure of the others), the paper almost certainly falls into the domain of .
Because I cannot verify or derive any meaningful content from this string, I cannot write a factual or informative long article around it without making up false information.
(e.g., Are you comparing it to a previous version or a competitor?) Who is the audience?