Perhaps you should try some spelling variations:
optimization algorithms » estimation algorithms, estimation algorithm, optimized algorithms
optimisation algorithm » estimation algorithm, estimation algorithms
motion optimisation » motion estimation
qoe optimization » game optimization, _ optimization, stage optimization

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: (( qoe optimization algorithms ) OR ( motion optimisation algorithm ))~.
• Adding a wildcard symbol may retrieve word variants: (( qoe optimization algorithms ) or ( motion optimisation algorithm ))*.