Choose specific values from dataset

2 次查看（过去 30 天）
Jorg Borren
Jorg Borren 2022-5-4
评论： Jorg Borren 2022-5-4
I have the following dataset consisting of two columns, interrupted by random integers. How can I read the dataset (attached below) and keep only the first set of values (colored red in the picture) after each integer?

请先登录，再回答此问题。

采纳的回答

Stephen23
Stephen23 2022-5-4
编辑：Stephen23 2022-5-4
Ran in:
txt = fileread('demodata1.txt');
rgx = '^\s+\d+\s+(\S+)\s+(\S+)';
tkn = regexp(txt,rgx,'tokens','lineanchors');
mat = str2double(vertcat(tkn{:}))
mat = 4×2
0.3164 -0.3921 -0.1385 0.4998 0.4545 -0.2000 -0.1175 -0.1774

更多回答（0 个）

类别

在 Help Center 和 File Exchange 中查找有关 Data Import from MATLAB 的更多信息

标签

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by