我想创建一个类似于附加图像的绘图,其中点数据放在矩阵颜色图上:

我有x和y数据.我有那么创建的矩阵xy_bincount通过计算点数x和y我的XY斌组合内的谎言.箱宽度不均匀,如附图所示.
在R,Matlab或Python中创建这个图表会更容易吗?
谢谢您的帮助!
x<-c(2.56481, 2.11009, 1.72927, 1.47803, 1.74279, 3.29555, 3.66061, 2.63349, 2.43808, 2.13, 3.09267, 2.3555, 2.48811, 4.05344, 3.38401, 2.69907, 2.26378, 2.71978)
y<-c(-1.26044, 13.6098, 0.710325, -4.27657, 11.1908, -7.2431, -3.19167, 20.7423, 10.009, 32.12, 42.6192, 13.9598, -0.412724, -20.3846, -6.97259, -14.2046, 8.30859, 0.0386572)
xylabels<-c("A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R")
xy_bincount<-matrix(c(0, 0, 0, 6, 0, 0, 6, 12, 0, 0, 24, 6, 0, 0, 29, 0, 0, 0, 12, 6),nrow = 5, ncol = 4, byrow = TRUE)
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