Bing Indexing

[sulbha]

My total count of indexed url decreases in bing, please let me know any bing algorithm is rolling out?

[Fli]

There Bing writes little bit on how they rank sites:
http://blogs.bing.com/search-quality-insights/2014/12/08/the-role-of-content-quality-in-bing-ranking/

Note that as with Google, Bing also has webmaster Tools: http://www.bing.com/toolbox/webmaster