Perhaps you should try some spelling variations:
optimization algorithms » optimisation algorithm, estimation algorithms, estimation algorithm
optimization algorithm » optimisation algorithm, estimation algorithm, estimation algorithms
policy optimization » topology optimization
risk optimization » robust optimization, _ optimization, game optimization

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( policy optimization algorithm ) OR ( risk optimization algorithms ))~".
• Adding a wildcard symbol may retrieve word variants: (( policy optimization algorithm ) OR ( risk optimization algorithms ))*.