作者查詢 / kevio
作者 kevio 在 PTT [ MATLAB ] 看板的留言(推文), 共136則
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1F→:用sign也可以取代之間 >, < 的過程01/30 11:37
1F→:剛剛吃飯也一邊想到 你要用log的話 反轉時 exp要在最裡面01/18 13:11
1F推:為何要加 log? and exp?01/18 11:49
2F→:建議你先用256色的 BMP 檔試試看01/18 11:50
3F推:然後 先ifftshift --> ifft (順序對調)01/18 11:54
1F→:syms 這個指令是在特殊的toolbox裡面的01/12 15:42
2F→:symbolic math toolbox 我的2008a裡面也沒有 ><~01/12 15:43
6F推:H大切中要害..... 應該po錯誤訊息出來的01/14 00:58
7F推:大推~~~ (大家一定是期末coding寫瘋了)01/02 15:44
5F→:感恩~~ 我實力沒那麼強 沒辦法自己寫 @@~12/26 00:31
2F→:其實我不知道什麼是ndgrid ^^;;;11/22 22:03
1F推:對不起 我居然標題看成 fft shit...... >.<11/08 00:01
3F推:因為有時寫code會寫到想罵髒話 XDXD11/08 20:15
1F推:帥~~11/03 12:44
2F→:上面有人推 conv()10/22 10:32
3F→:做出 A= g(x) B = h(x) 下 conv(A,B) 應該可得10/22 10:33
4F→:A, B 是函數運作後產生數列10/22 10:33
13F→:要先寫出你要x是多少 ex. x=linspace (0,30_);10/22 15:02
14F→:後面接下去 會產生 兩個一樣維度的矩陣 才可做conv10/22 15:03
15F→:最後才plot (x,y)10/22 15:04
17F→:最後是plot (y) @@~ sorry 因為conv後會形成2x-1數據10/22 21:53
18F→:或是要將conv結果砍掉一半才能畫10/22 21:54