Perhaps you should try some spelling variations:
estimation algorithms » estimation algorithm, optimization algorithms, optimisation algorithm
optimized algorithms » optimized algorithm, optimizer algorithms, optimization algorithms
robust estimation » robust optimization, pose estimation, risk estimation
qoe optimized » _ optimized

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: (( robust estimation algorithms ) OR ( qoe optimized algorithms ))~.
• Adding a wildcard symbol may retrieve word variants: (( robust estimation algorithms ) or ( qoe optimized algorithms ))*.