Perhaps you should try some spelling variations:
estimation algorithms » estimation algorithm, optimization algorithms, optimisation algorithm
passive estimation » pose estimation
modified passive » modified adaptive
mom algorithm » adam algorithm, mppt algorithm, _ algorithm
using mom » using low, using ibm

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

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