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ROC curve analysis of lesion detectability on phantoms: comparison of digital spot mammography with conventional spot mammography

Department of Optometry and Radiography, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong

View larger version (122K): [in a new window]   Figure 1. Representative digital images of breast phantoms. Top, without any simulated lesion; middle, with a simulated mass lesion; bottom, with a simulated cluster of microcalcifications.

View larger version (20K): [in a new window]   Figure 2. Receiver operating characteristic curves of DrA.

View larger version (20K): [in a new window]   Figure 3. Receiver operating characteristic curves of Dr C.

View larger version (20K): [in a new window]   Figure 4. Receiver operating characteristic curves of Dr D.

View larger version (21K): [in a new window]   Figure 5. Receiver operating characteristic curves of Dr B.

View larger version (20K): [in a new window]   Figure 6. Receiver operating characteristic curves of pooled data.

View larger version (21K): [in a new window]   Figure 8. Averaged receiver operating characteristic curves for the individual observers.

View larger version (19K): [in a new window]   Figure 7. Modulation transfer functions of the charge coupled device and the MIN-R 2000 system.