The article introduces the familiar method of image background transparent display in CAI courseware execution, which emphatically recommends the application of image Alpha display mode in Authorware and presents the application technique by two typical examples. 介绍了CAI课件制作常见图像背景透明的显示方法,并着重介绍了Authorware中图像Alpha显示模式的应用,通过两个典型的实例,介绍了其应用技巧。
A method for automatic background recognition and removal in CR/ DR images is presented in the paper. It is applied to PACS environment, significantly improving and increasing various features such as image display, image printing, image transporting and image compression. 提出了CR/DR图像背景影像自动识别与消除的方法.并将这一方法应用于PACS环境中.极大地提高了图像显示、打印、传输与压缩等诸多方面的性能。