Perhaps you should try some spelling variations:
"binary values used optimization algorithm" » "binary values ahead optimization algorithm" (Expand Search), "binary values level optimization algorithm" (Expand Search), "binary values _ optimization algorithm" (Expand Search), "binary value used optimization algorithm" (Expand Search)
"binary levels based optimization algorithm" » "binary event based optimization algorithm" (Expand Search), "binary models based optimization algorithm" (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 values used optimization algorithm") OR ("binary levels based optimization algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"binary values used optimization algorithm\") OR (\"binary levels based optimization algorithm\"))*".
• Removing quotes may allow a broader search: (( binary values used optimization algorithm ) OR ( binary levels based optimization algorithm ))*.