Extraction of Nucleolus Candidate Zone in White Blood Cells of Peripheral Blood Smear Images Using Curvelet Transform

Table 1

Extracted nucleoli and their gradient value and delta measure.

Cell type	Mean gradient feature	Maximum gradient feature	Maximum standard error	Images
Atypical lymphoid	−45.3077	−53.0000	7.6923
Lymphoblast	−67.3788	−72.0000	4.6212