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作者 ericabab 在 PTT [ MATLAB ] 看板的留言(推文), 共514則
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13F→:做之前不用shift吧,我看只有他自己懂10/17 19:15
26F→:你拿來做fft的東西不是time domain嗎,shift是什麼意義?10/18 02:58
1F噓:這裡不是作業板...05/18 14:47
1F→:δ跟δ做conv是?03/24 21:01
1F推:你的a本來就不一定是負的啊,如果matlab化簡成a才是錯吧12/12 00:51
2F→: *正12/12 00:51
3F→:看你要不要宣告成正的 sym('a','positive') 這樣12/12 00:53
6F→:你的文章不是說要化簡成a ? 事實上就不是a啊@@12/13 00:14
1F推:你可以寫成 fval=sum( x.*randn(size(x)) )11/20 10:11
4F→:那我沒辦法了,看不懂你的general問題11/20 18:18
1F→:看不懂你的問題... t一開始要為0你就寫for t=0:9?11/15 17:51
2F→:而且你A(1,t-1)會出現t-1有0,matlab沒有第0項11/15 17:52
3F→:然後你寫A(1,t)不如直接寫A(t)就好,多寫個1沒什麼意義11/15 17:53
2F→:沒有耶@@ 是要檢查什麼@@?11/15 19:21
1F→:matlab就是1開始,就像你不能叫c從-1開始一樣的道理吧11/05 20:21
1F推:你是指 A(2,2)={[A{2,2},n]} 這樣嗎?11/02 21:50
1F推:0<=x<=1/2 拆成 0<=x & x<=1/2,你這樣寫是手寫寫法10/08 21:18