Perhaps you should try some spelling variations:
model optimization » global optimization (Expand Search), based optimization (Expand Search), wolf optimization (Expand Search)
codon optimization » wolf optimization (Expand Search)
binary mask » binary image (Expand Search)
binary var » binary pairs (Expand Search)
var model » a model (Expand Search), sir model (Expand Search), our model (Expand Search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( binary var model optimization algorithm ) OR ( binary mask codon optimization algorithm ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( binary var model optimization algorithm ) OR ( binary mask codon optimization algorithm ))".
• Adding a wildcard symbol may retrieve word variants: (( binary var model optimization algorithm ) OR ( binary mask codon optimization algorithm ))*.