histogram_ex1.m

patten regnization source从1-14章能运行

%x=rand(1,10)*10; %0-10荤捞狼 罚待蔼 1x10 罚待 氦磐甫 父电促.
x=[2.1, 2.4, 2.3, 2.4, 2.47, 2.7, 2.6, 2.65, 3.3, 3.39, 3.8, 3.87 ]; % 12俺狼 单捞磐
% bin-width啊 0.5捞绊 阿 阜措狼 origin阑 n.0苞 n.5俊 困摹矫淖阑 版快狼 洒胶配弊伐
%histo(x,0.5,0.5/2,'r-'); 
% bin-width啊 0.5捞绊 阿 阜措狼 origin阑 0.25 坷弗率栏肺 shift 矫淖阑 版快狼 洒胶配弊伐
histo(x,0.5, 0,'r-'); 

hold on
%x绵俊 单捞磐甫 嘛绢林扁 困茄 贸府
tmp = zeros(1,12);
x1=[x;tmp];
scatter(x1(1,:), x1(2,:), 'rx')
%谅钎绵 裹困 汲沥 y绵篮 histo 窃荐俊辑 0-1荤捞狼 蔼栏肺 沥痹拳登绢 乐促. 
axis([0 5 0 1.6]);
hold off

%X=[0.25, 0.75, 1.25, 1.75, 2.25, 2.75, 3.25, 3.75, 4.25, 4.75];
%X1=[0.5, 1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5];
%