井中CT层析成象反演  

THE BACK—CALAULATION OF CT OF THE WELL

作　　者：张家峰[1] 卞国林 

机构地区：[1]同济大学海洋地质系

出　　处：《上海地质》1992年第4期9-22,共14页

摘　　要：本文介绍了射线法CT 层析成象的基本原理,利用代数重建法进行图像重建的方法及在 IBM—PC微机上实现该算法的途径和框图。文章还讨论了影响图象质量的因素和处理方法。With the aid of the graphic reconstruction by ART,the basic theory of CT by ray isgiven in this paper.The method on IBM-PC is introduced.The factors affecting the qua-lity of reconstructed graphics and the method about how to raise the quality of the gra-phs is also introduced.

关 键 词：CT层析 射线法 图像重建 钻井 

分 类 号：P631.819[天文地球—地质矿产勘探]