Sentence examples for mean gray level from inspiring English sources

Let gl be the mean gray level value in this region.

1. DO compute the initial threshold t 1 as the mean gray level of the segmented slice   2.

Typical parameters derived from the histogram analysis include the kurtosis, skewness, and standard deviation of the pixel distribution histogram, mean gray level intensity, entropy, and uniformity.

DO compute μ 1 and μ 2 as the mean gray level of each of the two classes obtained after thresholding the segmented slice with the threshold t 1   3.

The SFTA feature vector is constructed by representing the resulting binary images through their size, mean gray level, and characterization of boundary fractal dimension through the box-counting method.

I t ( i, j ) is the mean gray intensity level estimated at particle position (i, j) at time t, and Z t ( i, j ) is the measured mean gray level intensity value at position (i, j) at time t.

The RGB images were then converted to 16-bit gray scale, and the mean gray levels of the isthmus regions were measured using the SimplePCI image quantification software (Hamamatsu, Janpan).

The derivation of the analytic model of the contrast as a function of mean gray levels for Gamma distribution driven speckle patterns was based on the assumption that M < < μ '.

7- The CU calculates the output X-mean, Y-mean position of the object as well as I-mean gray level intensity of the object as cumulative sums.  .

Formally, given a pixel at (x c, y c ), the resulting CBP can be derived by: CBP x c, y c = ∑ n = 0 3 s i n − i n + 4 2 n + s i c − i T 2 4, (3)where i c and i n are gray-level values of the central pixel and the surrounding pixels, respectively, i T is the mean gray-level value of all the pixel and the sign function s(x) is just as Equation (2).

In our application, a similarity measure with robustness against the mean gray-level offsets and local dissimilarities caused by contrasted vessels is required.