Perhaps you should try some spelling variations:
evolutionary algorithm » evolution algorithm, solution algorithm
estimation algorithms » estimation algorithm, optimization algorithms, optimisation algorithm
qoe estimation » pose estimation, _ estimation, cover estimations
modified qoe » modified male, modified _, modified bi1

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( modified objective evolutionary algorithm ) or ( modified qoe estimation algorithms ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( modified objective evolutionary algorithm ) OR ( modified qoe estimation algorithms )).
• Adding a wildcard symbol may retrieve word variants: (( modified objective evolutionary algorithm ) or ( modified qoe estimation algorithms ))*.