%最小二乘法消除多項式趨勢項
clear
clc
close?all?hidden
%fni=input（‘消除多項式趨勢項－輸入數據文件名‘‘s‘）;
%fid=fopen（fni‘r‘）
%sf=fscanf（fid‘%f‘1）;?????%讀入采樣頻率值
%m=fscanf（fid‘%d‘1）;??????%讀入擬合多項式階數
%fno=fscanf（fid‘%d‘1）;????%讀入輸出數據文件名
%x=fscanf（fid‘%f‘inf）;????%讀入時程數據存成列向量
sf=200;m=4;fno=‘out4_1.mat‘;
load?y
x=y（1:100）‘;
%status=fclose（fid）;
n=length（x）;
t=（0:1/sf:（n-1）/sf）‘;
a=polyfit（txm）;
y=x-polyval（at）;
subplot（211）;
plot（tx）;
grid?on;
subplot（212）;
plot（ty）;
grid?on;
fid=fopen（fno‘w‘）;
for?k=1:n
???fprintf（fid‘%f%f\n‘t（k）y（k））;
end
status=fclose（fid）;

?屬性????????????大小?????日期????時間???名稱
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?????文件???????????0??2017-09-28?16:19??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?
?????文件????????6148??2017-09-28?16:19??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?.DS_Store
?????目錄???????????0??2017-09-28?16:25??__MACOSX\
?????文件???????????0??2017-09-28?16:25??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?
?????文件?????????120??2017-09-28?16:19??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?._.DS_Store
?????目錄???????????0??2017-09-28?16:18??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\
?????文件????????8196??2017-09-28?16:18??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\.DS_Store
?????目錄???????????0??2017-09-28?16:25??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\
?????文件?????????120??2017-09-28?16:18??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\._.DS_Store
?????文件???????????0??2013-11-16?13:26??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?
?????文件?????????649??2013-11-16?10:28??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?cx4_1.m
?????文件???????????0??2017-09-28?16:25??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?
?????文件?????????212??2013-11-16?10:28??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?._cx4_1.m
?????文件????????1238??2013-11-16?10:28??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?cx4_2.m
?????文件?????????212??2013-11-16?10:28??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?._cx4_2.m
?????文件?????????845??2013-11-16?10:28??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?cx4_3.m
?????文件?????????212??2013-11-16?10:28??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?._cx4_3.m
?????文件?????????972??2013-11-16?10:28??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?cx4_4.m
?????文件?????????212??2013-11-16?10:28??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?._cx4_4.m
?????文件??????183478??2013-11-16?10:28??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?out4_2.mat
?????文件?????????212??2013-11-16?10:28??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?._out4_2.mat
?????文件???????17487??2013-11-16?10:28??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?out4_3.mat
?????文件?????????212??2013-11-16?10:28??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?._out4_3.mat
?????文件???????80192??2013-11-16?10:28??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?y.mat
?????文件?????????212??2013-11-16?10:28??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\4鎸姩淇″彿棰勫鐞嗘柟娉?._y.mat
?????文件?????????212??2013-11-16?13:26??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\._4鎸姩淇″彿棰勫鐞嗘柟娉?
?????目錄???????????0??2013-11-16?13:26??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\5鎸姩淇″彿鏃跺煙澶勭悊鏂規硶\
?????文件?????????963??2013-11-16?10:28??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\5鎸姩淇″彿鏃跺煙澶勭悊鏂規硶\Acc2Dis.m
?????目錄???????????0??2017-09-28?16:25??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\5鎸姩淇″彿鏃跺煙澶勭悊鏂規硶\
?????文件?????????212??2013-11-16?10:28??__MACOSX\matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\5鎸姩淇″彿鏃跺煙澶勭悊鏂規硶\._Acc2Dis.m
?????文件????????1274??2013-11-16?10:28??matlab鍦ㄦ尟鍔ㄤ俊鍙峰鐞嗕腑鐨勫簲鐢?m-files\5鎸姩淇″彿鏃跺煙澶勭悊鏂規硶\cx5_1.asv
............此處省略160個文件信息