²é¿´: 2132  |  »Ø¸´: 8
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

wenzimu

гæ (³õÈëÎÄ̳)

[ÇóÖú] matlabÖÐÈçºÎÓÃregressʵÏÖÅúÁ¿»Ø¹é²¢³öͼ

ÏÖÔÚÓÐÈý×é143*4µÄ¾ØÕóÊý¾Ý£¬·Ö±ðÃüÃûΪGDP£¬LGDP£¬GRO¡£ÏÖÔÚÏëͨ¹ýregressÒÔGDPΪÒò±äÁ¿£¬LGDP,GROΪ×Ô±äÁ¿½øÐлع顣Èç¹ûÊÇÕûÌ廨¹é£¬ÄÇÖ±½Óµ÷Óú¯Êýregress¾Í¿ÉÒÔÁË£¬µ«ÏÖÔÚÓöµ½µÄÎÊÌâÊÇÏëÿÁÐÊý¾Ý·ÖÇø¼äÇó¸÷×ԵĻع鷽³Ì²¢»­Í¼¡£±ÈÈçµÚÒ»ÁÐÊý¾ÝÖУ¬GDP(1:11,1)ÓëLGDP(1:11,1)£¬GRO(1:11,1)£»GDP(12:22,1)ÓëLGDP(12:22,1)£¬GRO(12:22,1)£»GDP(23:33,1)ÓëLGDP(23:33,1)£¬GRO(23:33,1)......GDP(133:143,1)ÓëLGDP(133:143,1)£¬GRO(133:143,1)ÕâÑù·Ö±ð½øÐÐÅúÁ¿»Ø¹é£¬²¢»­³öʵ¼ÊÖµGDPÓëÄâºÏÖµGDPµÄͼ£»È»ºóµÚ¶þÁС¢µÚÈýÁС¢µÚËÄÁÐÊý¾ÝҲͬÑù½øÐÐÕâÑùµÄÄâºÏ£¨ÈçÏÂͼËùʾ£©£¬²»ÖªÕâÑù¸ÃÈçºÎʵÏÖ£¬»¹Çë¸ßÈ˰ïæ~!

ʾÒâͼ
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

csgt0

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

²ÊÉ«¹Òͼ

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
¸Ä³ÉÕâÑù
CODE:
[b(:,:,n+1),bint(:,:,n+1),r(:,:,n+1),rint(:,:,n+1),stats(:,:,n+1)]=regress(Yj,Xj);

showmethemoney
3Â¥2012-08-16 18:05:20
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 9 ¸ö»Ø´ð

wenzimu

гæ (³õÈëÎÄ̳)

ÎÒ×Ô¼ºÓÃËæ»úÊý×öÁËһϣ¬µ«×îºó·¢Ïֻعé²ÎÊý²»ÄÜÒ»Æð³öÏÖÔÚͬһ¸ö¾ØÕóÖУ¬×îºó¾ØÕóÖÐÖ»ÓÐijһ×éµÄ»Ø¹é²ÎÊý£¬ÇëÎÊÕâÖÖÇé¿öÔõô½â¾ö°¡£¿
>> X=rand(143,4);
>> Y=rand(143,4);
>> C=ones(11,1);
>> for n=0:12
       i=11*n
   for j=1:4
   Xj=X(1+i:11+i,j);
   Xj=[Xj,C]
   Yj=Y(1+i:11+i,j)
   [b,bint,r,rint,stats]=regress(Yj,Xj)
end
end
2Â¥2012-08-16 16:17:46
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wenzimu

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
3Â¥: Originally posted by csgt0 at 2012-08-16 18:05:20
¸Ä³ÉÕâÑù

=regress(Yj,Xj);

>> X=rand(143,4);
>> Y=rand(143,4);
>> C=ones(11,1);
>> for n=0:12
       i=11*n
   for j=1:4
       Xj=X(1+i:11+i,j)
       Yj=Y(1+i:11+i,j)
       Xj=[Xj,C]
      [b(:,:,n+1),bint(:,:,n+1),r(:,:,n+1),stats(:,:,n+1)]=regress(Yj,Xj)  
end
end

csgt0°æÖ÷£¬ÎÒ°´ÕÕÄãµÄÌáʾ×öÁËÒ»±é£¬¿ÉÊdzö´íÁË£¬´íÎ󣺡°??? Subscripted assignment dimension mismatch.¡±  ÄܰïÎÒÔÙ¿´Ò»ÏÂÂð£¿Ð»Ð»£¡
4Â¥2012-08-16 18:40:35
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

csgt0

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

²ÊÉ«¹Òͼ

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï
wenzimu: ½ð±Ò+1, ¡ï¡ï¡ïºÜÓаïÖú 2012-08-17 14:06:19
xzhdty: ½ð±Ò+2, лл 2012-08-17 16:50:48
ÒýÓûØÌû:
4Â¥: Originally posted by wenzimu at 2012-08-16 18:40:35
>> X=rand(143,4);
>> Y=rand(143,4);
>> C=ones(11,1);
>> for n=0:12
       i=11*n
   for j=1:4
       Xj=X(1+i:11+i,j)
       Yj=Y(1+i:11+i,j)
       Xj=
      =regre ...

ûÎÊÌâ°¡£¬Ô­°æµÄ
CODE:
X=rand(143,4);
Y=rand(143,4);
C=ones(11,1);
for n=0:12
      i=11*n;
    for j=1:4
        Xj=X(1+i:11+i,j);
        Yj=Y(1+i:11+i,j);
        Xj=[Xj,C];
       [b(:,:,n+1),bint(:,:,n+1),r(:,:,n+1),stats(:,:,n+1)]=regress(Yj,Xj);
end
end

±ÈÈçbµÄ

b(:,:,1) =

   -0.1501
    0.5187


b(:,:,2) =

   -0.3011
    0.6585


b(:,:,3) =

    0.0059
    0.4830


b(:,:,4) =

   -0.3984
    0.6927


b(:,:,5) =

    0.0696
    0.4994


b(:,:,6) =

   -0.4565
    0.6888


b(:,:,7) =

    0.1679
    0.5196


b(:,:,8) =

   -0.4132
    0.8050


b(:,:,9) =

   -0.4390
    0.7496


b(:,:,10) =

   -0.8774
    0.9798


b(:,:,11) =

    0.2749
    0.3699


b(:,:,12) =

    0.2595
    0.2433
showmethemoney
5Â¥2012-08-17 09:33:42
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] [¸´ÊÔµ÷¼Á]Î÷ÄϿƼ¼´óѧ¹ú·À/²ÄÁϵ¼Ê¦ÍƼö +3 ¼â½ÇСºÉ 2026-03-16 6/300 2026-03-16 23:21 by ¼â½ÇСºÉ
[¿¼ÑÐ] 211±¾£¬11408Ò»Ö¾Ô¸ÖпÆÔº277·Ö£¬ÔøÔÚÖпÆÔº×Ô¶¯»¯Ëùʵϰ +3 Losir 2026-03-12 4/200 2026-03-16 21:52 by Losir
[¿¼ÑÐ] 326Çóµ÷¼Á +4 ŵ±´¶û»¯Ñ§½±êéê 2026-03-15 7/350 2026-03-16 17:11 by ŵ±´¶û»¯Ñ§½±êéê
[¿¼ÑÐ] Ò»Ö¾Ô¸211 0703·½Ïò310·ÖÇóµ÷¼Á +3 ŬÁ¦·Ü¶·112 2026-03-15 3/150 2026-03-16 16:44 by houyaoxu
[¿¼ÑÐ] 283Çóµ÷¼Á +10 С¥¡£ 2026-03-12 14/700 2026-03-16 16:08 by 13811244083
[¿¼ÑÐ] Öпƴó²ÄÁÏÓ뻯¹¤319Çóµ÷¼Á +3 ÃÏöβÄÁÏ 2026-03-14 3/150 2026-03-14 20:10 by ms629
[¿¼ÑÐ] 297Ò»Ö¾Ô¸ÉϽ»085600Çóµ÷¼Á +5 Ö¸¼â°ËǧÀï 2026-03-14 5/250 2026-03-14 17:26 by a²»Ò×
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +4 z1z2z3879 2026-03-14 5/250 2026-03-14 16:30 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸¹þ¹¤´ó²ÄÁÏ324·ÖÇóµ÷¼Á +5 ãÆÐñ¶« 2026-03-14 5/250 2026-03-14 14:53 by ľ¹Ï¸à
[¿¼ÑÐ] 0856²ÄÁÏÓ뻯¹¤309·ÖÇóµ÷¼Á +6 ZyZy¡­¡­ 2026-03-10 6/300 2026-03-14 00:38 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖÐũҵ´óѧ071010£¬×Ü·ÖÈý°Ù¶þ,Çóµ÷¼Á +3 À§À§À§À§À¤À¤ 2026-03-10 3/150 2026-03-14 00:35 by JourneyLucky
[¿¼ÑÐ] Çóµ÷¼Á£¬Ò»Ö¾Ô¸½­ÄÏ´óѧ»·¾³¹¤³Ì085701 +3 Djdjj12 2026-03-10 4/200 2026-03-14 00:31 by JourneyLucky
[¿¼ÑÐ] 279Çóµ÷¼Á +3 ×¥×ÅÐÇÐǵÄÅ®º¢ 2026-03-10 3/150 2026-03-13 23:47 by userper
[¿¼ÑÐ] 337Ò»Ö¾Ô¸»ªÄÏÀí¹¤0805²ÄÁÏÇóµ÷¼Á +7 mysdl 2026-03-11 9/450 2026-03-13 22:43 by JourneyLucky
[¿¼ÑÐ] ²ÄÁϹ¤³Ìµ÷¼Á +9 ßäßä¿Õ¿Õ 2026-03-12 9/450 2026-03-13 22:05 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 290Çóµ÷¼Á +7 ADT 2026-03-12 7/350 2026-03-13 15:17 by JourneyLucky
[¿¼ÑÐ] һ־Ըɽ´ó07»¯Ñ§ 332·Ö ËÄÁù¼¶Òѹý ±¾¿ÆÉ½¶«Ë«·Ç Çóµ÷¼Á£¡ +3 ²»ÏëÀíÄã 2026-03-12 3/150 2026-03-13 14:18 by JourneyLucky
[¿¼ÑÐ] 0817»¯Ñ§¹¤³ÌÓë¼¼Êõ¿¼ÑÐ312·Öµ÷¼Á +3 T123 tt 2026-03-12 3/150 2026-03-13 10:49 by houyaoxu
[¿¼ÑÐ] 321Çóµ÷¼Á£¨Ê³Æ·/ר˶£© +3 xc321 2026-03-12 6/300 2026-03-13 08:45 by xc321
[¿¼ÑÐ] 085600 ²ÄÁÏÓ뻯¹¤ 295 Çóµ÷¼Á +10 dream¡­¡­ 2026-03-10 12/600 2026-03-12 13:46 by dream¡­¡­
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û