Perhaps you should try some spelling variations:
"image clustering algorithm" » "flare clustering algorithm" (Expand Search), "kmeans clustering algorithm" (Expand Search), "means clustering algorithm" (Expand Search)
"based model algorithm" » "based novel algorithm" (Expand Search), "based modbo algorithm" (Expand Search), "based modeling algorithm" (Expand Search)
"element data algorithm" » "element data algorithms" (Expand Search), "element update algorithm" (Expand Search), "element atlas algorithm" (Expand Search), "settlement data algorithm" (Expand Search), "relevant data algorithm" (Expand Search), "movement data algorithm" (Expand Search)

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("based model algorithm") OR ("image clustering algorithm"))) OR ("element data algorithm"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"based model algorithm\") OR (\"image clustering algorithm\"))) OR (\"element data algorithm\"))".
• Removing quotes may allow a broader search: (((( based model algorithm ) OR ( image clustering algorithm ))) OR ( element data algorithm )).
• Adding a wildcard symbol may retrieve word variants: (((("based model algorithm") OR ("image clustering algorithm"))) OR ("element data algorithm"))*.