用MATLAB制造时间维度数据

最新推荐文章于 2025-02-28 00:12:59 发布

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#matlab #制造 #vector #date #output #2010

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本文介绍了一种使用MATLAB进行日期时间数据处理的方法，包括日期时间格式化、季度划分及星期计算等。通过具体示例展示了如何将日期时间转换为不同格式，并利用循环和条件判断完成数据的整理。

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%generate date_data
date=datestr(datenum(2010,1,1):datenum(2012,12,31),29);%using 29---iso define
vector=datevec(date);
vector=vector(:,1:3);
month=vector(:,2);
quarter=zeros(length(month),1);
for i=1:length(month)
    switch month(i)
        case {1,2,3}
            quarter(i)=1;
        case{4,5,6}
            quarter(i)=2;
        case{7,8,9}
            quarter(i)=3;
        case{10,11,12}
            quarter(i)=4;
    end
end
englishmonthname=cell(length(month),1);
for i=1:length(month)
    switch month(i)
        case 1
            englishmonthname{i}='January';
        case 2
            englishmonthname{i}='February';
        case 3
            englishmonthname{i}='March';
        case 4
            englishmonthname{i}='April';
        case 5
            englishmonthname{i}='May';
        case 6
            englishmonthname{i}='June';
        case 7
            englishmonthname{i}='July';
        case 8
            englishmonthname{i}='August';
        case 9
            englishmonthname{i}='September';
        case 10
            englishmonthname{i}='October';
        case 11
            englishmonthname{i}='November';
        case 12
            englishmonthname{i}='December';
    end
end
[w,d]=weekday(date);

vector=mat2cell(vector,ones(size(vector,1),1),ones(size(vector,2),1));
quarter=num2cell(quarter);
w=num2cell(w);
d=cellstr(d);
date=cellstr(date);
datekey=transpose(num2cell(1:length(date)));
output=cat(2,datekey,date,vector,quarter,englishmonthname,w,d);

%generate datetime_data
date=datestr(datenum(2010,1,1):datenum(0,0,0,1,0,0):datenum(2012,12,31));
vector=datevec(date);
vector=vector(:,1:4);
month=vector(:,2);
quarter=zeros(length(month),1);
for i=1:length(month)
    switch month(i)
        case {1,2,3}
            quarter(i)=1;
        case{4,5,6}
            quarter(i)=2;
        case{7,8,9}
            quarter(i)=3;
        case{10,11,12}
            quarter(i)=4;
    end
end
englishmonthname=cell(length(month),1);
for i=1:length(month)
    switch month(i)
        case 1
            englishmonthname{i}='January';
        case 2
            englishmonthname{i}='February';
        case 3
            englishmonthname{i}='March';
        case 4
            englishmonthname{i}='April';
        case 5
            englishmonthname{i}='May';
        case 6
            englishmonthname{i}='June';
        case 7
            englishmonthname{i}='July';
        case 8
            englishmonthname{i}='August';
        case 9
            englishmonthname{i}='September';
        case 10
            englishmonthname{i}='October';
        case 11
            englishmonthname{i}='November';
        case 12
            englishmonthname{i}='December';
    end
end
[w,d]=weekday(date);

vector=mat2cell(vector,ones(size(vector,1),1),ones(size(vector,2),1));
quarter=num2cell(quarter);
w=num2cell(w);
d=cellstr(d);
date=cellstr(datestr(date,'yyyy-mm-dd HH:MM:SS'));%or use datestr(date,31)
datekey=transpose(num2cell(1:length(date)));
output=cat(2,datekey,date,vector,quarter,englishmonthname,w,d);

save('input.mat','output');