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tang-bo001

ľ³æ (ÕýʽдÊÖ)

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  • 2011-12-12 20:56:31, 177.18 K

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dbb627

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
³ôË®¹µ(½ð±Ò+2): лл½»Á÷~~ 2011-12-13 14:56:48
ben_ladeng(ר¼Ò¿¼ºË): 2011-12-29 17:18:47
ÒýÓûØÌû:
4Â¥: Originally posted by tang-bo001 at 2011-12-13 08:40:26:
ͦºÃµÄ£¬ÄãÄÜ·ñ°ïÄãÏêϸ˵Ã÷һϣ¬Êý¾ÝÊÇÈçºÎµ¼ÈëmaltabÖеģ¬ÑÓ³ÙÏàÓ¦µÄtÖµ¼õÏÂÈç´Ë²Ù×÷£¬ÎÒûÓд¦Àí¹ýÕâ·½ÃæµÄ¶«Î÷£¬matlab¸ÕÈëÃÅ£¬ÓÐЩ¹¦ÄÜ»¹²»ÊìϤ£¬Çë¶àÖ¸½Ì¡£Ð»Ð»

matlab file²Ëµ¥-->import data---Ñ¡ÔñÄãµÄcsvÎļþ µ¼Èë¼´¿É
ÑÓ³ÙÏàÓ¦µÄtÖµ¼õ£¬Õâ¸ö¿´ÄãµÄÑÓ³ÙÔõô¶¨Ò壬ÓÉÓÚÊǾØÐÎÂö³å£¬Ï½µÆðµãºÍÖÕµã²î²»¶à¡£È¥µô×îºóµÄ-Ò»×éÖµ£¬ÈÃÁ½ÁÐÐźűê¼Çµã³¤¶ÈÒ»ÖÂ
CODE:
t=data(:,1);x=data(:,2);y=data(:,4);
bx=find(diff(sign(diff(x)))>0)+1;
by=find(diff(sign(diff(y)))<0)+1;
bb=find(abs(diff(x(bx)))>4);
figure;
plot(t,x,t,y,'g-',t(bx(bb)),x(bx(bb)),'r*',t(by),y(by),'ro')
dt=t(by)-t(bx(bb(1:end-1)))%ÑÓ³Ùʱ¼ä
dtm=mean(dt)%ƽ¾ùÑÓ³Ùʱ¼ä

The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
5Â¥2011-12-13 09:00:40
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

tang-bo001

ľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
Â¥: Originally posted by dbb627 at 2011-12-29 17:08:08:
Õâ¸öÒ²¿ÉÒÔÇ󣬴úÂëÉÔ×÷Ð޸ľͿÉÒÔÁË
[code]
t=data(:,1);x=data(:,2);y=data(:,4);
bx=find(diff(sign(diff(x)))>0)+1;
by=find(diff(sign(diff(y)))<0)+1;
bb=find(abs(diff(x(bx)))>4);
figur ...

t=data(:,1);x=data(:,2);y=data(:,4);
bx=find(diff(sign(diff(x)))>0)+1;
by=find(diff(sign(diff(y)))<0)+1;
bb=find(abs(diff(x(bx)))>4);
figure;
plot(t,x,t,y,'g-',t(bx(bb)),x(bx(bb)),'r*',t(by),y(by),'ro')
ÕâÑùµÄ²Ù×÷Ò²ÄÜ´ïµ½ÕÒµ½×î´óÖµµãµÄ£¬»¹ÓÐÏÂÃæÒ»¸ö¹Õµã²»ÖªµÀÊÇÈçºÎÇó³öµÄ£¬À¶É«ÇúÏß0λÖø½½üÁíÍâÒ»¸ö¶ËµãµÄʱ¼ä×ø±êÈçºÎÇó³ö£¬ÎÒÊÇͨ¹ý×îСµã·¢ÇóµÃ£¬²»ÖªºÏÀí·ñ¡£
z=[t,x];
[m1,n1]=find(z==max(z(:,2)));
d=z(m1, %Çó×î´óÖµµã
10Â¥2011-12-30 08:38:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
ÆÕͨ»ØÌû

dbb627

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
xiegangmai(½ð±Ò+1): ллӦÖú£¡ 2011-12-12 22:48:55
ben_ladeng(ר¼Ò¿¼ºË): 2011-12-29 17:18:35
tang-bo001(½ð±Ò+20): ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2011-12-31 08:31:42
Õâ¸öÊÇ¿ÉÒÔµÄ,ÕâЩµãÕÒ³öÀ´ÁË£¬ÑÓ³ÙÄãÓÃÏàÓ¦µÄtÖµ¼õÏÂ
CODE:
t=data(:,1);x=data(:,2);y=data(:,4);
bx=find(diff(sign(diff(x)))>0)+1;
by=find(diff(sign(diff(y)))<0)+1;
bb=find(abs(diff(x(bx)))>4);
figure;
plot(t,x,t,y,'g-',t(bx(bb)),x(bx(bb)),'r*',t(by),y(by),'ro')

The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
2Â¥2011-12-12 21:42:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dbb627

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
xiegangmai(½ð±Ò+1): ÐÁ¿àÁË£¡ 2011-12-12 22:49:06
ben_ladeng(ר¼Ò¿¼ºË): 2011-12-29 17:18:41
data¾ÍÊÇÄãµÄÊý¾Ý
ͼÐÎÈçÏÂ


The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
3Â¥2011-12-12 21:44:06
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

tang-bo001

ľ³æ (ÕýʽдÊÖ)

ͦºÃµÄ£¬ÄãÄÜ·ñ°ïÄãÏêϸ˵Ã÷һϣ¬Êý¾ÝÊÇÈçºÎµ¼ÈëmaltabÖеģ¬ÑÓ³ÙÏàÓ¦µÄtÖµ¼õÏÂÈç´Ë²Ù×÷£¬ÎÒûÓд¦Àí¹ýÕâ·½ÃæµÄ¶«Î÷£¬matlab¸ÕÈëÃÅ£¬ÓÐЩ¹¦ÄÜ»¹²»ÊìϤ£¬Çë¶àÖ¸½Ì¡£Ð»Ð»
4Â¥2011-12-13 08:40:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

tang-bo001

ľ³æ (ÕýʽдÊÖ)

³ôË®¹µ: ÇëʹÓá°ÒýÓûظ´¡±£¬·ñÔò¶Ô·½¿´²»µ½ÄãµÄ»Ø¸´~ 2011-12-13 14:56:14
ÎÒ×°µÄmatlabÊÇR2011b£¬ÕâÑùµ¼ÈëÔËÐдúÂëµÄʱºò˵ÎÒûÓж¨Òå±äÁ¿¡£ÎÒ²ÎÕÕÂÛ̳Öеķ½·¨£¬Êý¾ÝÄܵ¼È룬µ¼ÈëºóÕ¹ÏÖµÄÐÎʽ²»Ò»Ñù£¬ÎÒÔÚ×ÐϸÑо¿Ò»Ï£¬Ð»Ð»ÄãµÄÖ¸µ¼¡£http://muchong.com/bbs/viewthread.php?tid=2557107
6Â¥2011-12-13 09:08:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

tang-bo001

ľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
4Â¥: Originally posted by tang-bo001 at 2011-12-13 08:40:26:
ͦºÃµÄ£¬ÄãÄÜ·ñ°ïÄãÏêϸ˵Ã÷һϣ¬Êý¾ÝÊÇÈçºÎµ¼ÈëmaltabÖеģ¬ÑÓ³ÙÏàÓ¦µÄtÖµ¼õÏÂÈç´Ë²Ù×÷£¬ÎÒûÓд¦Àí¹ýÕâ·½ÃæµÄ¶«Î÷£¬matlab¸ÕÈëÃÅ£¬ÓÐЩ¹¦ÄÜ»¹²»ÊìϤ£¬Çë¶àÖ¸½Ì¡£Ð»Ð»

ÄãºÃ£¬ÎÒÏëÖªµÀÀëÉ¢ÇúÏߣ¬²»ÊÇÂö³åÇúÏßµÄÄÇÌõÇúÏß¼´Æð·ü±ä»¯µÄÄÇÌõÇúÏßÔÚx×ø±êΪ0¸½½ü£¬ÉÏÉý½×¶ÎµÄµãÒѾ­Çó³ö£¬ÄÇôϽµ½×¶ÎµÄµãÊÇ·ñÒ²ÄÜÇó³ö£¬ÈçºÎÇó£¬Ð»Ð»¡£
7Â¥2011-12-29 10:40:18
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dbb627

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
ben_ladeng(ר¼Ò¿¼ºË): 2011-12-29 17:19:40
xiegangmai(½ð±Ò+2): ллӦÖú£¡ 2011-12-29 22:15:29
ÒýÓûØÌû:
7Â¥: Originally posted by tang-bo001 at 2011-12-29 10:40:18:
ÄãºÃ£¬ÎÒÏëÖªµÀÀëÉ¢ÇúÏߣ¬²»ÊÇÂö³åÇúÏßµÄÄÇÌõÇúÏß¼´Æð·ü±ä»¯µÄÄÇÌõÇúÏßÔÚx×ø±êΪ0¸½½ü£¬ÉÏÉý½×¶ÎµÄµãÒѾ­Çó³ö£¬ÄÇôϽµ½×¶ÎµÄµãÊÇ·ñÒ²ÄÜÇó³ö£¬ÈçºÎÇó£¬Ð»Ð»¡£

Õâ¸öÒ²¿ÉÒÔÇ󣬴úÂëÉÔ×÷Ð޸ľͿÉÒÔÁË
CODE:
t=data(:,1);x=data(:,2);y=data(:,4);
bx=find(diff(sign(diff(x)))>0)+1;
by=find(diff(sign(diff(y)))<0)+1;
bb=find(abs(diff(x(bx)))>4);
figure;
plot(t,x,t,y,'g-',t(bx(bb)),x(bx(bb)),'r*',t(by),y(by),'ro')
bx1=find(diff(sign(diff(x)))<0)+1;
hold on;
bb1=find((x(bx1))>5.1);
plot(t(bx1(bb1)),x(bx1(bb1)),'rp')



The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
8Â¥2011-12-29 17:08:08
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

tang-bo001

ľ³æ (ÕýʽдÊÖ)

ËÍÏÊ»¨Ò»¶ä
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9Â¥2011-12-30 08:29:45
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ tang-bo001 µÄÖ÷Ìâ¸üÐÂ
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