Perhaps you should try some spelling variations:
estimation algorithmss » estimation algorithm, optimization algorithms
estimation algorithms » estimation algorithm, optimization algorithms, optimisation algorithm
poses estimation » pose estimation, pulses estimation, cover estimations
qoe estimation » pose estimation, _ estimation, cover estimations

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

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