Perhaps you should try some spelling variations:
"binary image based optimization algorithm" » "binary image whale optimization algorithm" (Expand Search)
"binary pac bayesian optimization algorithm" » "binary a bayesian optimization algorithm" (Expand Search), "binary ph bayesian optimization algorithm" (Expand Search), "binary task bayesian optimization algorithm" (Expand Search), "binary pairs bayesian optimization algorithm" (Expand Search)

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

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• Removing quotes may allow a broader search: (( binary pac bayesian optimization algorithm ) OR ( binary image based optimization algorithm )).
• Adding a wildcard symbol may retrieve word variants: (("binary pac bayesian optimization algorithm") OR ("binary image based optimization algorithm"))*.