Perhaps you should try some spelling variations:
optimization algorithm » optimization algorithms, optimisation algorithm, estimation algorithm
parameters estimation » parameter estimation, parameter estimates, parameter optimization
estimation algorithms » estimation algorithm, optimization algorithms, optimisation algorithm
policy optimization » topology optimization

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( parameters estimation algorithms ) or ( policy optimization algorithm ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( parameters estimation algorithms ) OR ( policy optimization algorithm ))*.