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jiangzi888

新虫 (初入文坛)

[求助] 在matlab中做一点的空间轨迹的三维图,程序报错

在matlab中做一点的空间轨迹的三维图,程序报错,具体错误如下:
??? Error using ==> contourc
Input matrix contains no finite values - unable to calculate contours

Error in ==> contours at 90
    CS = contourc(varargin{numarg_for_call});

Error in ==> contour3 at 112
            [c, msg] = contours(args{1 : nin});

Error in ==> surfc at 62
[cc,hh] = contour3(cax,x,y,z); %#ok

Error in ==> Untitled at 312
surfc(xps,yps,zps)
初学matlab,不知程序哪里出错,请大家指导~
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dbb627

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【答案】应助回帖

ben_ladeng: 专家考核 2014-01-09 20:19:26
tx=Np(I,1)/2+51;
    ty=Np(I,2)/2+51;
    tz=Np(I,3);

Np没给出,怎么画。
The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
9楼2013-11-27 17:26:07
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dbb627

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【答案】应助回帖

★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
jiangzi888: 金币+3, ★★★很有帮助 2013-11-26 21:22:14
jiangzi888: 金币+1 2013-11-27 10:52:10
1592203609: 金币+1, 谢谢回帖 2013-11-27 17:21:51
jiangzi888: 金币+1, ★★★很有帮助 2013-11-28 15:50:46
ben_ladeng: 专家考核 2014-01-09 20:19:17
Input matrix contains no finite values - unable to calculate contours
contourc的输入值无效,是不是存在NaN 或者Inf的类型的值,没法画图
The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
2楼2013-11-26 19:35:24
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jiangzi888

新虫 (初入文坛)

引用回帖:
2楼: Originally posted by dbb627 at 2013-11-26 19:35:24
Input matrix contains no finite values - unable to calculate contours
contourc的输入值无效,是不是存在NaN 或者Inf的类型的值,没法画图

你好,我程序我有一段存在NaN,是程序中只要出现NaN就一定画不出来么?怎么改才能出图?请赐教,谢谢
3楼2013-11-26 19:54:52
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dbb627

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引用回帖:
3楼: Originally posted by jiangzi888 at 2013-11-26 19:54:52
你好,我程序我有一段存在NaN,是程序中只要出现NaN就一定画不出来么?怎么改才能出图?请赐教,谢谢...

不一定,mesh作图不受影响,contourc可能要调用这些值就算邻近等高线值,NaN没法计算
The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
4楼2013-11-26 21:02:05
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