使用scatter并显示不同的标记应该没有问题.例如:

There shouldn't be a problem to use scatter and show different markers. For example:

load seamount
scatter(x,y,30,z,'s'); hold on
scatter(.999*x,1.001*y,30,z,'x'); hold on
scatter(1.001*x,.999*y,30,z,'+'); hold on

我怀疑您输入错误，并使用-作为标记类型.您可以使用的标记类型为:

I suspect that you had a typo and used - as a marker type. The marker types you can use are :

• '+'加号
• 'o'圈子
• '*'星号
• '.'点
• 'x'十字架
• 'square'或's'正方形
• 'diamond'或'd'钻石
• '^'朝上三角形
• 'v'指向下的三角形
• '>'右指向三角形
• '<'左指向三角形
• 'pentagram'或'p'五角星(五角星)
• 'hexagram'或'h'六角星(六边形)

• '+' Plus sign
• 'o' Circle
• '*' Asterisk
• '.' Point
• 'x' Cross
• 'square' or 's' Square
• 'diamond' or 'd' Diamond
• '^' Upward-pointing triangle
• 'v' Downward-pointing triangle
• '>' Right-pointing triangle
• '<' Left-pointing triangle
• 'pentagram' or 'p' Five-pointed star (pentagram)
• 'hexagram' or 'h' Six-pointed star (hexagram)