Perhaps you should try some spelling variations:
optimization algorithm » optimization algorithms, optimisation algorithm, estimation algorithm
policy optimization » topology optimization
solution algorithm » evolution algorithm, convolution algorithms, evolutionary algorithm
modified positive » modified passive, modified adaptive
positive solution » positive solutions

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: "(( modified positive solution algorithm ) OR ( modified policy optimization algorithm ))~".
• Adding a wildcard symbol may retrieve word variants: (( modified positive solution algorithm ) OR ( modified policy optimization algorithm ))*.