x=[10020025730835640445150455360365370175080285390595010101101120213081406151616141712181319112032220424052617283030463314361040124523503355796089703580339037100861119712055132251410615015201122534830690350524090550740609467020480601907781002502076803084604057105069706045407097808035609081801017500105790011064001141100];
y=[1002002563073544024495025516006506987467988499009461005109611971301139915081606170318041901202121932393260428163031329735923992450150075550605769997991899010034111391199213158140361493420008252163053334872406965048060632698428018590309?997402066103068874036145043716014257060887994189035181012319105250011007841135287];
p1=polyfit（xy2）;%2次多項式擬合
x1=linspace（10011411001000000）;%在[100，1141100]取100個點
y1=polyval（p1x1）;%計算擬合多項式的值
plot（xy‘o‘x1y1‘r‘）;%繪制原始數據曲線和擬合曲線

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2014-07-27?23:23??Cymometer\
?????目錄???????????0??2014-08-10?14:38??Cymometer\1HZ至高頻\
?????文件?????????981??2014-08-10?14:21??Cymometer\1HZ至高頻\ErrorCorrect.m
?????目錄???????????0??2014-07-27?13:25??Cymometer\1HZ至高頻\LCD\
?????文件???????24750??2008-09-21?15:16??Cymometer\1HZ至高頻\LCD\fonts.h
?????文件???????28686??2014-02-03?11:53??Cymometer\1HZ至高頻\LCD\lcd.c
?????文件????????6769??2008-09-21?15:16??Cymometer\1HZ至高頻\LCD\lcd.h
?????目錄???????????0??2014-07-27?13:25??Cymometer\1HZ至高頻\library\
?????文件????????2225??2008-07-14?17:40??Cymometer\1HZ至高頻\library\cortexm3_macro.h
?????文件????????4084??2008-06-13?15:00??Cymometer\1HZ至高頻\library\platform_config.h
?????文件???????58563??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_adc.c
?????文件???????18854??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_adc.h
?????文件???????11170??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_bkp.c
?????文件????????6911??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_bkp.h
?????文件???????32053??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_can.c
?????文件???????12279??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_can.h
?????文件????????4615??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_crc.c
?????文件????????1881??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_crc.h
?????文件???????17175??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_dac.c
?????文件????????9598??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_dac.h
?????文件????????5222??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_dbgmcu.c
?????文件????????2859??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_dbgmcu.h
?????文件???????33291??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_dma.c
?????文件???????17974??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_dma.h
?????文件????????8742??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_exti.c
?????文件????????5776??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_exti.h
?????文件???????32684??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_flash.c
?????文件???????13996??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_flash.h
?????文件???????41592??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_fsmc.c
?????文件???????19041??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_fsmc.h
?????文件???????22558??2008-07-14?17:40??Cymometer\1HZ至高頻\library\stm32f10x_gpio.c
............此處省略309個文件信息