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4Â¥: Originally posted by chengsi9406 at 2017-10-30 13:18:30
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5Â¥: Originally posted by ³ÂÒåÀö at 2017-10-30 14:42:57
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6Â¥: Originally posted by chengsi9406 at 2017-10-30 15:32:57
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a =

    A1_a: [6251x3 double]

>> b=[a(find(380<a(:,2)&a(:,2)<770),2),a(find(380<a(:,2)&a(:,2)<770),380)]
??? Index exceeds matrix dimensions.
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7Â¥: Originally posted by ³ÂÒåÀö at 2017-10-30 16:25:26
a=load('A1_a')

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&gt;&gt; b=
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8Â¥: Originally posted by chengsi9406 at 2017-10-30 17:29:40
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a=load('A1_a')

a =

    A1_a: [6251x3 double]

>> b=[a(find(380<a(:,2)&a(:,2)<770),2),a(find(380<a(:,2)&a(:,2)<770),3)]
??? Index exceeds matrix dimensions.

>> size(a)

ans =

     1     1

>> size(b)
??? Undefined function or variable 'b'.

>>
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9Â¥2017-10-31 08:08:13
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chengsi9406

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9Â¥: Originally posted by ³ÂÒåÀö at 2017-10-31 08:08:13
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a=load('A1_a')

a =

    A1_a:

&gt;&gt; b=
??? Index exceeds matrix dimensions.

&gt;&gt; size(a)

ans =

     1    ...

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