edit-counting the numbers

2012 1 25
1 个回答
3 次查看（30 天）

0 个投票

I have some value in a dataset
raw=
>50K
>=50K
>50K ;
;
;
;
;
<=50K
A=sum( strcmp('>50K', raw) )
A2=sum( strcmp('<=50K', raw) )
BUT I GET A ,A2 as zero ,such that i have 32000 rows

7 个评论
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Image Analyst
Image Analyst 2012-1-25
Because this doesn't make any sense to me, I think you need to check this out: http://www.mathworks.com/matlabcentral/answers/6200-tutorial-how-to-ask-a-question-on-answers-and-get-a-fast-answer
kash
kash 2012-1-25
Can say which do not make sense
kash
kash 2012-1-25
In that i want to count how many values of >50k,>=50K are there
TAB
TAB 2012-1-25
What is "raw" ? Is it a cell array ?
kash
kash 2012-1-25
raw=
'>50K'
'<=50K'
;
;
;
'>50K'
TAB
TAB 2012-1-25
I don't know what is "raw" and what is it's dimensions.
But try
A=sum(strcmp('>50K', raw{1}))
A2=sum(strcmp('<=50K', raw{1}))
Walter Roberson
Walter Roberson 2012-2-4
raw is the third output from an xlsread()

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回答（1 个）

Sven Schoeberichts
Sven Schoeberichts 2012-1-25

0 个投票

I still don't know if you have strings in that dataset or values, but this should give you a starting point:
length( find( dataset == value ))

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kash
kash
2012-1-25

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