...statistics),统计井距的最大值、最小 值、平均值,井距分析结果可用于确定网格步长;HS 为直方图统计(histogram statistics),统计某物性值 (或值范围)的出现次数占该物性值总出现次数的百 分比;SCS为散点图统计(scatter chart statistics),分析 两...
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gray histogram statistics 直方图统计
Statistics Histogram 统计直方图
Histogram and Statistics 直方图和统计量
Real-time statistics and histogram display 实时数据和直方图 ; 实时统计及直方图显示
Since it is a range predicate and there are no frequency and histogram statistics available, the filter factor is calculated with the basic statistics information HIGH2KEY and LOW2KEY.
由于它是范围谓词,而且没有频度和直方图统计数据可用,过滤因子是用基础统计信息HIGH2KEY和LOW2KEY计算得出的。
If a significant data value skew exists for a column referenced in a query predicate, make sure that DB2 knows this, preferably by generating column-value histogram statistics using RUNSTATS.
如果查询谓词中引用的列存在显著的数据值倾斜,那么要确保DB 2了解这一情况,最好是使用RUNSTATS生成列值柱状图统计数据。
Local gray histogram statistics is applied to object detection in the images with multi-scale fractal feature.
在多尺度分形新特征图像中采用局部直方图统计方法进行目标检测。
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