Perhaps you should try some spelling variations:
quantization algorithm » estimation algorithm
passive quantization » adaptive quantization
emotion algorithm » evolution algorithm, estimation algorithm, predation algorithm
learning emotion » learning method
modified passive » modified adaptive

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

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