Center for Studies on Electronics & Info Tech. Images Group;
Central University of Las Villas;
Santa Clara 54830;
Cuba;
Department of Nuclear Physics;
Institute for Sciences and Advanced Technology;
Havana 10400;
Cuba;
Department of Nuclear Medicine;
Cardiovascular Surgery Institute;
Havana 10400;
Cuba;
Department of Nuclear Medicine;
University Hospital Celestino Hernández;
Santa Clara 50200;
Cuba;
活度优化; 图像质量; SPECT; 判别式分析; ROC曲线;