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sunxiao(½ð±Ò+1,VIP+0):²»Òª²»ÐУ¬ºÇºÇ 4-2 23:21
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2Â¥2009-04-02 22:17:00
windhair
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- ×¢²á: 2009-03-17
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3Â¥2009-04-02 22:36:57
lynarcissusly
½ð³æ (ÕýʽдÊÖ)
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- ½ð±Ò: 1271.7
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4Â¥2009-04-03 14:10:13
fspdlh
½ð³æ (ÕýʽдÊÖ)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 345.2
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- Ìû×Ó: 522
- ÔÚÏß: 4Сʱ
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sunxiao(½ð±Ò+2,VIP+0):лл²ÎÓ룬»¶Ó³£À´·ÂÕæ±à³Ì°æ 4-13 22:23
sunxiao(½ð±Ò+2,VIP+0):лл²ÎÓ룬»¶Ó³£À´·ÂÕæ±à³Ì°æ 4-13 22:23
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ÕâÊÇÎÒÏëµ½µÄ·½·¨£¬ÒÔ100¸öÖÐÈ¡10¸öΪÀý£¬ÓÃMATLAB¸ãµÄ >> a=rand(1,11)' a = 0.6813 0.3795 0.8318 0.5028 0.7095 0.4289 0.3046 0.1897 0.1934 0.6822 0.3028 >> a=cumsum(a) a = 0.6813 1.0608 1.8926 2.3954 3.1048 3.5337 3.8383 4.0280 4.2214 4.9037 5.2064 >> a=a.*100./a(end) a = 13.0853 20.3740 36.3504 46.0079 59.6348 67.8726 73.7234 77.3660 81.0813 94.1848 100.0000 >> a=round(a) a = 13 20 36 46 60 68 74 77 81 94 100 >> a=a(1:end-1) a = 13 20 36 46 60 68 74 77 81 94 >> |
5Â¥2009-04-12 23:23:02
fspdlh
½ð³æ (ÕýʽдÊÖ)
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- ½ð±Ò: 345.2
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- Ìû×Ó: 522
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sunxiao(½ð±Ò+2,VIP+0):лл²ÎÓ룬»¶Ó³£À´·ÂÕæ±à³Ì°æ 4-13 22:24
sunxiao(½ð±Ò+2,VIP+0):лл²ÎÓ룬»¶Ó³£À´·ÂÕæ±à³Ì°æ 4-13 22:24
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»¹¿ÉÒÔÔÚÉú³ÉËæ»úÊýºóÿ¸öÖµ¶¼¼ÓÉÏÒ»¸ö³£Êý£¬À´±£Ö¤¼ä¸ô£¬±ÈÈç˵¼ä¸ô²»Ð¡ÓÚ£¶£¬²»¹ýÕâµØ·½ÒªËãһϣ¬ÎÒÏëÓ¦¸ÃÊÇÄÜ×öµ½µÄ£¬¾ÍÊÇ˵ÔÚµÚÒ»²½Éú³ÉËæ»úÊýºó¼ÓÉÏÒ»²½ >> a=rand(1,11)' a = 0.5298 0.6405 0.2091 0.3798 0.7833 0.6808 0.4611 0.5678 0.7942 0.0592 0.6029 >> a(2:end-1)=a(2:end-1)+0.2 a = 0.5298 0.8405 0.4091 0.5798 0.9833 0.8808 0.6611 0.7678 0.9942 0.2592 0.6029 Õâ¸ö¼ÓÉϵÄÖµÔõôµ÷»¹ÒªËãһϣ¬ÎÒºöÈ»Ïëµ½µÄ£¬²»Öª¶Ô²»¶Ô [ Last edited by fspdlh on 2009-4-13 at 00:16 ] |
6Â¥2009-04-12 23:30:51
fspdlh
½ð³æ (ÕýʽдÊÖ)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 345.2
- ºì»¨: 3
- Ìû×Ó: 522
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sunxiao(½ð±Ò+1,VIP+0):лл²ÎÓ룬»¶Ó³£À´·ÂÕæ±à³Ì°æ 4-13 22:24
sunxiao(½ð±Ò+1,VIP+0):лл²ÎÓ룬»¶Ó³£À´·ÂÕæ±à³Ì°æ 4-13 22:24
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ÎÒËãÁËһϣ¬Èç¹û£±µ½MÖ®¼ä²åÈën¸öÊý£¬¼ä¸ô²»Ð¡ÓÚd£¬ÄÇôÁíÍâ¼ÓµÄÕâ¸öÊý¿ÉÒÔ°´ÏÂʽ¼ÆËã: t=d*(n+1)/(2*(M-d*n+d)) ÒòΪ t*M/(sum(a)+t*n-t)=d ÆäÖÐsum(a)Ϊ¸÷Ëæ»úÊýµÄ×ܺͣ¬Ô¼µÈÓÚ0.5*(n+1),´ÓÕâÀïÒ²¿É¿´³ö£¬²åÈëµÄÊý¾ÝÔ½¶à¸Ã¼ÆËãʽԽ׼ȷ¡£ ²»Öª¶Ô²»¶Ô£¬Çë¸ßÊÖÖ¸Õý£¡ [ Last edited by fspdlh on 2009-4-13 at 00:25 ] |
7Â¥2009-04-13 00:04:06
fspdlh
½ð³æ (ÕýʽдÊÖ)
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- ½ð±Ò: 345.2
- ºì»¨: 3
- Ìû×Ó: 522
- ÔÚÏß: 4Сʱ
- ³æºÅ: 578902
- ×¢²á: 2008-07-04
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sunxiao(½ð±Ò+2,VIP+0):лл²ÎÓ룬»¶Ó³£À´·ÂÕæ±à³Ì°æ 4-13 22:25
sunxiao(½ð±Ò+2,VIP+0):лл²ÎÓ룬»¶Ó³£À´·ÂÕæ±à³Ì°æ 4-13 22:25
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ÕâÊÇ´Ó0µ½100Ö®¼äÉú³É10¸ö¼ä¸ô´óÓÚ5µÄËæ»úÊý >> M=100 M = 100 >> n=10 n = 10 >> d=5 d = 5 >> t=d*(n+1)/(2*(M-d*n+d)) t = 0.5000 >> a=rand(1,11)' a = 0.9501 0.2311 0.6068 0.4860 0.8913 0.7621 0.4565 0.0185 0.8214 0.4447 0.6154 >> a(2:end-1)=a(2:end-1)+0.5 a = 0.9501 0.7311 1.1068 0.9860 1.3913 1.2621 0.9565 0.5185 1.3214 0.9447 0.6154 >> a=cumsum(a) a = 0.9501 1.6813 2.7881 3.7741 5.1654 6.4275 7.3840 7.9025 9.2239 10.1686 10.7840 >> a=a.*100./a(end) a = 8.8105 15.5904 25.8541 34.9971 47.8987 59.6021 68.4714 73.2795 85.5329 94.2931 100.0000 >> a=round(a) a = 9 16 26 35 48 60 68 73 86 94 100 >> a=a(1:end-1) a = 9 16 26 35 48 60 68 73 86 94 >> [ Last edited by fspdlh on 2009-4-24 at 09:20 ] |
8Â¥2009-04-13 00:23:09
fspdlh
½ð³æ (ÕýʽдÊÖ)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 345.2
- ºì»¨: 3
- Ìû×Ó: 522
- ÔÚÏß: 4Сʱ
- ³æºÅ: 578902
- ×¢²á: 2008-07-04
9Â¥2009-04-13 17:36:11
duyingchun
Òø³æ (СÓÐÃûÆø)
- Ó¦Öú: 1 (Ó×¶ùÔ°)
- ½ð±Ò: 210
- Ìû×Ó: 51
- ÔÚÏß: 5.4Сʱ
- ³æºÅ: 184852
- ×¢²á: 2006-02-14
- רҵ: Ò©Îﻯѧ
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Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
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#include #include char RandomData[2500]; int ActureData[200]; void InitData() { memset(RandomData,0,2500); } void CreatData() { int Num=0; int Data; while(Num<200) { Data=random(2500); if(RandomData[Data]) continue; RandomData[Data]=1; ActureData[Num++]=Data; } } void main() { randomize(); InitData(); CreateData(); } 200¸öËæ»úÊý×Ö´æÔÚActureDataÊý×éÀï,ûÓÐÅŹýÐò,Èç¹ûÐèÒªÅÅÐòµÄ»°,ÐÞ¸ÄÏÂCreateDataº¯ÊýÈçÏÂ: void CreateData() { int Num=0,index=0; int Data; while(Num<200) { Data=random(2500); if(RandomData[Data]) continue; RandomData[Data]=1; Num++; } Num=0; while(index<200) { if(RandomData[Num]) ActureData[index++]=Num; Num++; } } [ Last edited by duyingchun on 2009-6-1 at 14:14 ] |
10Â¥2009-06-01 14:03:48














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