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sed
2011 Dec 30
3
vertically stacked area plot?
Dear all,
I would like to create a vertically stacked area chart in R. The data are
presented in the attached text file.
I would like to see the trend in values for the different groups with
sediment depth (that's why I would like to create a vertically stacked
chart; normally sed_depth should be = x, but I want it plotted on the
y-axis). In the packages available to create stacked area
2010 Mar 24
3
help in matlab - r code
...calculates the
autocorrelation curve
# for offset distances of one pixel to 99 pixels (lines 7–10). This code can
be used to
# perform steps (4) and (6) listed above in the Summary of Steps to
Calculate Grain
# Size of Natural Sediment.
ColorData = imread(‘ImageName.jpg’); x <- read.jpeg("sed2.jpg")# opens the
image
imshow(ColorData); plot(x) # plot image
data = double(rgb2gray(ColorData)); x=rgb2grey(x) # transform in grayscale,
the image
; # example of a similar data matrix: data =
double(0.54878431372549,0.468,0.553411764705882,0.663529411764706,
0.440156862745098,0.3303137254901...