1. Direct computer diagnosis of Rheumatic Heart Disease;Hall,1971
2. Boundary detection of radiographic images by a threshold method;Chow;IBM Report RG 3203,1970
3. A technique for facilitating threshold selection for object extraction from digital pictures;Weszk,1973
4. Extraction of connected edges from radiographs;Ausherman;IEEE Trans. Comput.,1972
5. Automatic Computation of the Cardiothoracic Ratio with Application to Mass Screening;Sezaki;IEEE Trans. Biomedical Eng.,1973