j**u
发帖数: 6059 | 1 ☆─────────────────────────────────────☆
PaoPaoP (没劲你就吼一吼!) 于 (Fri Apr 6 18:21:23 2007) 提到:
比如
v=multiv(1,1,:);
mutiv 是一个3x3x3的矩阵，v是一个向量
还有，matlab的函数用太多global是不是会影响计算速度？
多谢
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jzxu (自然) 于 (Fri Apr 6 21:30:46 2007) 提到:
没看懂，你不是已经写出来了吗？
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PaoPaoP (没劲你就吼一吼!) 于 (Sat Apr 7 02:41:59 2007) 提到:
v=multiv(1,2,:);
如果v是一个一维向量的话，这个表达式会出错，不过我找到workaround了
v=multiv(:,1,2);
生成multiv 的时候改了一下顺序
global variable的问题也试出来了，直接传参 |
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B*Z
发帖数: 7062 | 2 你去看cayenne数据就行了。multiv vehicle碰撞cayenne百万车年挂掉14个，mdx百战
百胜。 |
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w********s
发帖数: 1570 | 3 http://www.dailymail.co.uk/health/article-2546477/Taking-multiv
Women who take multivitamin tablets while trying to become pregnant are more
at risk of having a miscarriage, research shows.
A study of 35,000 mothers-to-be found they were 32 per cent more likely to
lose their baby early on if they had taken the supplements regularly in the
six weeks before conceiving.
Millions of women rely on the pills to boost their body’s stocks of vital
vitamins and minerals and so increase their chances of h... 阅读全帖 |
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a******r
发帖数: 786 | 4 table$entrez = mapIds(org.Hs.eg.db,
keys=row.names(res),
column="ENTREZID",
keytype="ENSEMBL",
multiVals="first")
大概这样子的，你可以去用 ？mapids 去看看具体说明
需要load org.Hs.eg.db or org.Mm.eg.db
Hs 就是人的
Mm 就是老鼠
以此类推 |
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