Perhaps you should try some spelling variations:
optimization algorithms » optimisation algorithm, estimation algorithm, optimized algorithms
estimation algorithms » estimation algorithm, optimisation algorithm, approximation algorithms
pose optimization » qoe optimization, game optimization, response optimization
risk estimation » pose estimation

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( risk estimation algorithms ) OR ( pose optimization algorithms ))~.
• Adding a wildcard symbol may retrieve word variants: (( risk estimation algorithms ) or ( pose optimization algorithms ))*.