Perhaps you should try some spelling variations:
"element sampling algorithm" » "element scheduling algorithm" (Expand Search), "elements sampling algorithm" (Expand Search)
"element cnn algorithm" » "element rd algorithm" (Expand Search), "element colony algorithm" (Expand Search), "element cosine algorithm" (Expand Search), "elements cnn algorithm" (Expand Search)
"element mapping algorithm" » "elements mapping algorithm" (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"element cnn algorithm\") OR (((\"element mapping algorithm\") OR (\"element sampling algorithm\"))))~".
• Removing quotes may allow a broader search: (( element cnn algorithm ) OR ((( element mapping algorithm ) OR ( element sampling algorithm ))))~.
• Adding a wildcard symbol may retrieve word variants: (("element cnn algorithm") OR ((("element mapping algorithm") OR ("element sampling algorithm"))))*.