基于DCT的广义指数阈值衰减凸集投影算法在位场数据补空中的应用

艾寒冰, 王彦国

Interpolation of potential-field data by Projection Onto Convex Sets algorithm with generalized exponential threshold and based on Discrete Cosine Transform

AI Han-Bing, WANG Yan-Guo

图14 实际数据指数阈值衰减POCS算法处理结果 a—指数阈值(Para=0.5)数据补空结果;b—与实测数据的残差 (K=6500)

Fig.14 Using exponential threshold-based POCS method to interpolate real field data a—interpolated result (Para=0.5);b—the residuo (K=6500)