Perhaps you should try some spelling variations:
optimisation algorithmss » optimization algorithms, estimation algorithms, estimation algorithm
parameter optimisation » parameter optimization, parameter estimation
optimisation algorithm » optimization algorithms, estimation algorithm, estimation algorithms
_ optimisation » _ optimization

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( parameter optimisation algorithm ) OR ( _ optimisation algorithmss ))~.
• Adding a wildcard symbol may retrieve word variants: (( parameter optimisation algorithm ) or ( _ optimisation algorithmss ))*.