24СʱÈÈÃŰæ¿éÅÅÐаñ    

²é¿´: 902  |  »Ø¸´: 4
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

zhaoguoxi

Í­³æ (ÕýʽдÊÖ)

[ÇóÖú] Ë­ÄܰïÎÒ¿´¿´ÏÂÃæÎÄÕÂÊÇ·ñ±»Istp(»òEI)ÊÕ¼£¬½ð±Ò10

title£ºA Coxian-Fitting Method on Heavy-Tailed Data
Zhao Guo-xi
Department of Mathematics
Xinxiang University
Xinxiang£¬China
5916021@sina.com
Wang Shou-yin
Department of Mathematics
Xinxiang University
Xinxiang£¬ China
wangshy06@sina.com
Chen Pei-shu
Department of Mathematics
ChaoHu University
ChaoHu£¬ China
cps8@sina.comAbstract¡ªThe paper presents a Coxian Fitting problem on Heavy-tailed data and establishes the nonlinear programming model to analyze the related parameter of the Coxian probability distribution. Using genetic algorithm and corresponding iterative steps, we can solve the model. Especially, a distance measure formula is proposed to analyze error resulting from different order and the Coxian distribution with optimal order is found. Simulation with Matlab software indicates that the outcome is good.
Keywords: Phase representation; Coxian fitting; genetic algorithm; distance measure
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

²»¼ûÎäÁÖºÀ½ÜĹ£¬ÎÞ»¨Î޾Ƴú×÷Ìï
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

leimiao_hit

ľ³æÖ®Íõ (ÎÄѧ̩¶·)

СԪ

ÎÄÏ׽ܳö¹±Ï×

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

zhaoguoxi(½ð±Ò+10): ganxie 2011-10-12 17:52:33
title£ºA Coxian-Fitting Method on Heavy-Tailed Data
ÎÒÔÚEI¿âÀï¸øÄã¿´ÁË£¬Ò»¶¨ÊÇûÓмìË÷µÄ£¬Õâ¸öÎÒÈ·ÐÅ¡£
IstpҲûÓмìË÷£¬Õâ¸öÎÒҲȷÐÅ£¬ÎÒ¸Õ¸Õ¸øÄã²éÍê¡£
..........»ØÊ×ÏòÀ´Ïôɪ´¦£¬¹éÈ¥£¬Ò²ÎÞ·çÓêÒ²ÎÞÇç...........
5Â¥2011-10-11 22:43:49
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 5 ¸ö»Ø´ð

shy2400

ľ³æ (ÖøÃûдÊÖ)

Â¥Ö÷£¬Äã×îÆðÂëÒª¸æËßÊÇʲôÆÚ¿¯»òÕßʲô»áÒéµÄ°¡£¬ÕâÑù²ÅºÃ°ïÄã²é°¡¡£¡£
µ±Éú»îfuckyou,fackitback£¡
2Â¥2011-10-11 21:41:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

leimiao_hit

ľ³æÖ®Íõ (ÎÄѧ̩¶·)

СԪ

ÎÄÏ׽ܳö¹±Ï×

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

title£ºA Coxian-Fitting Method on Heavy-Tailed Data
ÎÒÔÚEI¿âÀï¸øÄã¿´ÁË£¬Ò»¶¨ÊÇûÓмìË÷µÄ£¬Õâ¸öÎÒÈ·ÐÅ¡£
istpÎÒÕýÔÚ¸øÄã²é¹þ£¡µÈÒ»ÏÂ
..........»ØÊ×ÏòÀ´Ïôɪ´¦£¬¹éÈ¥£¬Ò²ÎÞ·çÓêÒ²ÎÞÇç...........
3Â¥2011-10-11 22:16:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

leimiao_hit

ľ³æÖ®Íõ (ÎÄѧ̩¶·)

СԪ

ÎÄÏ׽ܳö¹±Ï×

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

title£ºA Coxian-Fitting Method on Heavy-Tailed Data
ÎÒÔÚEI¿âÀï¸øÄã¿´ÁË£¬Ò»¶¨ÊÇûÓмìË÷µÄ£¬Õâ¸öÎÒÈ·ÐÅ¡£
IstpÎÒҲûÓмìË÷£¬ÎÒ¸Õ¸Õ¸øÄã²éÍê¡£
..........»ØÊ×ÏòÀ´Ïôɪ´¦£¬¹éÈ¥£¬Ò²ÎÞ·çÓêÒ²ÎÞÇç...........
4Â¥2011-10-11 22:43:06
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[»ù½ðÉêÇë] ÈËÆø²»ÐÐÁË +10 fansofjerry 2026-08-21 10/500 2026-08-24 21:03 by zhanghaozhu
[»ù½ðÉêÇë] ÎÒÃæÉÏÍêµ°ÁË +9 ÇÒÌý»¢Ð¥ 2026-08-20 10/500 2026-08-24 20:08 by ¿àº®À´Ïã
[»ù½ðÉêÇë] ûÓÐÈκÎÏûÏ¢-ÊDz»ÊǾÍÁ¹ÁË +6 ͼÀ²Í¼À² 2026-08-24 6/300 2026-08-24 17:44 by ССºì·«
[»ù½ðÉêÇë] ½ñÈÕ²»·Å°ñ£¿Íø´«¹ú×ÔȻԤ¼Æ 8 Ô 27 Èտɲé½á¹û +17 ҽѧÀÏÄк¢ 2026-08-20 21/1050 2026-08-24 14:21 by refreshing11
[»ù½ðÉêÇë] ¹À¼ÆÊÇÖÜËÄ +4 archvillain 2026-08-18 4/200 2026-08-24 13:53 by zzuzxg
[»ù½ðÉêÇë] ·¶½øÖоÙÒ»ÎĵÄÖÐÐÄ˼Ïë +6 Ñ׻ƹóëÐ 2026-08-22 7/350 2026-08-24 11:58 by 6543yes
[»ù½ðÉêÇë] ÈÃÎÒÖÐÒ»¸öÃæÉϰɣ¡ +13 ´óƼ1987 2026-08-20 16/800 2026-08-24 10:23 by ̫ɵÁË
[»ù½ðÉêÇë] ·Å°ñǰµÄ²»µ­¶¨ 20+4 snowwithsea 2026-08-19 17/850 2026-08-24 10:20 by echo8914667
[»ù½ðÉêÇë] ¿ÆÑй¶ùÌ«ÄÑÁË +18 ÎÒ4´ó°×²Ë 2026-08-20 19/950 2026-08-24 09:47 by ¿­¶÷¹ãÊ¢´ß»¯·ÖÎ
[»ù½ðÉêÇë] Ã÷ÌìÓ¦¸Ã¿É²éÁË£¡£¿ +4 chengyan1220 2026-08-23 4/200 2026-08-24 08:47 by gloomy6159
[»ù½ðÉêÇë] ʲôʱºò¿ª½±£¿ +10 CrisMessi 2026-08-18 11/550 2026-08-24 06:50 by ¿ªÐĵÄСʨ×Ó
[½Ìʦ֮¼Ò] Ìø²ÛºóÔÚÑÐÏîÄ¿Ôõô°ì£¿ +5 ¼òµ¥»¯xn 2026-08-22 10/500 2026-08-23 12:38 by ¼òµ¥»¯xn
[»ù½ðÉêÇë] ½ñÌì·Å°ñÂ𣿠+15 ²¼²¼ºÍÒ»¶þ 2026-08-19 16/800 2026-08-23 09:55 by ÕÅ´ºÉú
[»ù½ðÉêÇë] Ö»ÓÐÿÄêÕâÖÖʱºòÀ´¹ä¹äСľ³æ +24 yaoyewhu2008 2026-08-20 26/1300 2026-08-22 17:43 by kammury
[»ù½ðÉêÇë] ½ñÌì»ù½ð»á³ö½á¹ûÂð£¿20260819 +16 kkkl_v 2026-08-19 17/850 2026-08-22 16:12 by °¢²¼Abu
[»ù½ðÉêÇë] Ó¦¸ÃÊÇÏÂÖÜÈý26ÈÕ¹«²¼Á˰ɣ¿ +4 ¹þ¹þ¸ò£¿ 2026-08-21 4/200 2026-08-21 10:58 by Vivilian
[ÂÛÎÄͶ¸å] Ͷ¸å×Éѯ +5 wwm09 2026-08-17 7/350 2026-08-21 10:11 by ÆÚ¿¯ÂÛÎİïÊÖ
[»ù½ðÉêÇë] ½ñÌì·Å°ñûϷÁ衃 +9 yuleib84 2026-08-19 11/550 2026-08-21 10:06 by gltch
[»ù½ðÉêÇë] ÖØÒªÏûÏ¢£¬ÖÐÎçϵͳÔÚά»¤ +11 yuleib84 2026-08-18 12/600 2026-08-20 11:09 by xskun
[»ù½ðÉêÇë] Ã÷Ìì·Å°ñ£¿ +5 Shxjjxjkx 2026-08-18 5/250 2026-08-18 18:14 by -´ó´ó´ó´ó´ó-
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û