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Origin(Pro)数据拟合系列教程：Models Comparing

2016-11-28 百纳知识 小纳君 百纳知识 小纳君

Origin(Pro)数据拟合教程
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导读 对于非线性拟合，可能存在多种模型满足拟合需求，但哪种模型最优， origin lab会给出答案。

导读 对于非线性拟合，可能存在多种模型满足拟合需求，但哪种模型最优， origin lab会给出答案。


1.拟合结果


2.选择模型比较


3.再选择要比较的模型


4.更改模型的名称，便于记忆和选取


5.点击OK，转到比较结果页。


6.ExpDec1模型最优，比poly5正确1000多倍！为什么，因为本例所用数据使用ExpDec1模型+随机数生成的！


所用软件：originlab 2015 @windows 10 pro。

本文节选自：数据绘图

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评论区 (6)
#插入话题
  1. [GetPortalCommentsPageByObjectIdResponse(id=1981886, encodeId=34e11981886cc, content=<a href='/topic/show?id=ffd61206861' target=_blank style='color:#2F92EE;'>#model#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=64, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12068, encryptionId=ffd61206861, topicName=model)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2b9b368, createdName=qingrejiedu, createdTime=Sat Jun 10 20:22:00 CST 2017, time=2017-06-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=160959, encodeId=017f1609598b, content=讲的很好，点个赞, beContent=null, objectType=article, channel=null, level=null, likeNumber=97, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3zMoyicyo6ia9f4IuLQAwZoxD6Hx4ibd5CMcOCYhStY6oDibbKK6O2X8iaicldO5ib8j1iapOIobIKCGiczU2A/0, createdBy=56251941490, createdName=虈亣靌, createdTime=Wed Dec 07 13:49:18 CST 2016, time=2016-12-07, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=159950, encodeId=ee0f159950bb, content=学习了好东西！, beContent=null, objectType=article, channel=null, level=null, likeNumber=82, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=92191944782, createdName=thlabcde, createdTime=Sat Dec 03 13:22:38 CST 2016, time=2016-12-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=159427, encodeId=a0ac15942e4c, content=学习了，分享了。, beContent=null, objectType=article, channel=null, level=null, likeNumber=74, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3zMoyicyo6ia9f4IuLQAwZoxD6Hx4ibd5CMcOCYhStY6oDibbKK6O2X8iaicldO5ib8j1iapOIobIKCGiczU2A/0, createdBy=56251941490, createdName=虈亣靌, createdTime=Thu Dec 01 13:35:51 CST 2016, time=2016-12-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1601822, encodeId=5cea160182238, content=<a href='/topic/show?id=2f801469e57' target=_blank style='color:#2F92EE;'>#PRO#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=43, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=14697, encryptionId=2f801469e57, topicName=PRO)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=a60b18898917, createdName=sunylz, createdTime=Wed Nov 30 05:22:00 CST 2016, time=2016-11-30, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=158763, encodeId=3666158e638c, content=好像做的很好啊学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=63, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cacheapi.medsci.cn/resource/upload/20151226/IMG567EB873985DE3928.jpg, createdBy=ea941622301, createdName=inter158, createdTime=Tue Nov 29 00:00:05 CST 2016, time=2016-11-29, status=1, ipAttribution=)]
    2017-06-10 qingrejiedu

    #model#

    0

  2. [GetPortalCommentsPageByObjectIdResponse(id=1981886, encodeId=34e11981886cc, content=<a href='/topic/show?id=ffd61206861' target=_blank style='color:#2F92EE;'>#model#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=64, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12068, encryptionId=ffd61206861, topicName=model)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2b9b368, createdName=qingrejiedu, createdTime=Sat Jun 10 20:22:00 CST 2017, time=2017-06-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=160959, encodeId=017f1609598b, content=讲的很好，点个赞, beContent=null, objectType=article, channel=null, level=null, likeNumber=97, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3zMoyicyo6ia9f4IuLQAwZoxD6Hx4ibd5CMcOCYhStY6oDibbKK6O2X8iaicldO5ib8j1iapOIobIKCGiczU2A/0, createdBy=56251941490, createdName=虈亣靌, createdTime=Wed Dec 07 13:49:18 CST 2016, time=2016-12-07, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=159950, encodeId=ee0f159950bb, content=学习了好东西！, beContent=null, objectType=article, channel=null, level=null, likeNumber=82, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=92191944782, createdName=thlabcde, createdTime=Sat Dec 03 13:22:38 CST 2016, time=2016-12-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=159427, encodeId=a0ac15942e4c, content=学习了，分享了。, beContent=null, objectType=article, channel=null, level=null, likeNumber=74, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3zMoyicyo6ia9f4IuLQAwZoxD6Hx4ibd5CMcOCYhStY6oDibbKK6O2X8iaicldO5ib8j1iapOIobIKCGiczU2A/0, createdBy=56251941490, createdName=虈亣靌, createdTime=Thu Dec 01 13:35:51 CST 2016, time=2016-12-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1601822, encodeId=5cea160182238, content=<a href='/topic/show?id=2f801469e57' target=_blank style='color:#2F92EE;'>#PRO#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=43, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=14697, encryptionId=2f801469e57, topicName=PRO)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=a60b18898917, createdName=sunylz, createdTime=Wed Nov 30 05:22:00 CST 2016, time=2016-11-30, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=158763, encodeId=3666158e638c, content=好像做的很好啊学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=63, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cacheapi.medsci.cn/resource/upload/20151226/IMG567EB873985DE3928.jpg, createdBy=ea941622301, createdName=inter158, createdTime=Tue Nov 29 00:00:05 CST 2016, time=2016-11-29, status=1, ipAttribution=)]
    2016-12-07 虈亣靌

    讲的很好，点个赞

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=1981886, encodeId=34e11981886cc, content=<a href='/topic/show?id=ffd61206861' target=_blank style='color:#2F92EE;'>#model#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=64, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12068, encryptionId=ffd61206861, topicName=model)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2b9b368, createdName=qingrejiedu, createdTime=Sat Jun 10 20:22:00 CST 2017, time=2017-06-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=160959, encodeId=017f1609598b, content=讲的很好，点个赞, beContent=null, objectType=article, channel=null, level=null, likeNumber=97, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3zMoyicyo6ia9f4IuLQAwZoxD6Hx4ibd5CMcOCYhStY6oDibbKK6O2X8iaicldO5ib8j1iapOIobIKCGiczU2A/0, createdBy=56251941490, createdName=虈亣靌, createdTime=Wed Dec 07 13:49:18 CST 2016, time=2016-12-07, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=159950, encodeId=ee0f159950bb, content=学习了好东西！, beContent=null, objectType=article, channel=null, level=null, likeNumber=82, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=92191944782, createdName=thlabcde, createdTime=Sat Dec 03 13:22:38 CST 2016, time=2016-12-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=159427, encodeId=a0ac15942e4c, content=学习了，分享了。, beContent=null, objectType=article, channel=null, level=null, likeNumber=74, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3zMoyicyo6ia9f4IuLQAwZoxD6Hx4ibd5CMcOCYhStY6oDibbKK6O2X8iaicldO5ib8j1iapOIobIKCGiczU2A/0, createdBy=56251941490, createdName=虈亣靌, createdTime=Thu Dec 01 13:35:51 CST 2016, time=2016-12-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1601822, encodeId=5cea160182238, content=<a href='/topic/show?id=2f801469e57' target=_blank style='color:#2F92EE;'>#PRO#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=43, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=14697, encryptionId=2f801469e57, topicName=PRO)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=a60b18898917, createdName=sunylz, createdTime=Wed Nov 30 05:22:00 CST 2016, time=2016-11-30, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=158763, encodeId=3666158e638c, content=好像做的很好啊学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=63, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cacheapi.medsci.cn/resource/upload/20151226/IMG567EB873985DE3928.jpg, createdBy=ea941622301, createdName=inter158, createdTime=Tue Nov 29 00:00:05 CST 2016, time=2016-11-29, status=1, ipAttribution=)]
    2016-12-03 thlabcde

    学习了好东西！

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=1981886, encodeId=34e11981886cc, content=<a href='/topic/show?id=ffd61206861' target=_blank style='color:#2F92EE;'>#model#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=64, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12068, encryptionId=ffd61206861, topicName=model)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2b9b368, createdName=qingrejiedu, createdTime=Sat Jun 10 20:22:00 CST 2017, time=2017-06-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=160959, encodeId=017f1609598b, content=讲的很好，点个赞, beContent=null, objectType=article, channel=null, level=null, likeNumber=97, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3zMoyicyo6ia9f4IuLQAwZoxD6Hx4ibd5CMcOCYhStY6oDibbKK6O2X8iaicldO5ib8j1iapOIobIKCGiczU2A/0, createdBy=56251941490, createdName=虈亣靌, createdTime=Wed Dec 07 13:49:18 CST 2016, time=2016-12-07, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=159950, encodeId=ee0f159950bb, content=学习了好东西！, beContent=null, objectType=article, channel=null, level=null, likeNumber=82, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=92191944782, createdName=thlabcde, createdTime=Sat Dec 03 13:22:38 CST 2016, time=2016-12-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=159427, encodeId=a0ac15942e4c, content=学习了，分享了。, beContent=null, objectType=article, channel=null, level=null, likeNumber=74, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3zMoyicyo6ia9f4IuLQAwZoxD6Hx4ibd5CMcOCYhStY6oDibbKK6O2X8iaicldO5ib8j1iapOIobIKCGiczU2A/0, createdBy=56251941490, createdName=虈亣靌, createdTime=Thu Dec 01 13:35:51 CST 2016, time=2016-12-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1601822, encodeId=5cea160182238, content=<a href='/topic/show?id=2f801469e57' target=_blank style='color:#2F92EE;'>#PRO#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=43, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=14697, encryptionId=2f801469e57, topicName=PRO)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=a60b18898917, createdName=sunylz, createdTime=Wed Nov 30 05:22:00 CST 2016, time=2016-11-30, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=158763, encodeId=3666158e638c, content=好像做的很好啊学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=63, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cacheapi.medsci.cn/resource/upload/20151226/IMG567EB873985DE3928.jpg, createdBy=ea941622301, createdName=inter158, createdTime=Tue Nov 29 00:00:05 CST 2016, time=2016-11-29, status=1, ipAttribution=)]
    2016-12-01 虈亣靌

    学习了，分享了。

    0

  5. [GetPortalCommentsPageByObjectIdResponse(id=1981886, encodeId=34e11981886cc, content=<a href='/topic/show?id=ffd61206861' target=_blank style='color:#2F92EE;'>#model#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=64, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12068, encryptionId=ffd61206861, topicName=model)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2b9b368, createdName=qingrejiedu, createdTime=Sat Jun 10 20:22:00 CST 2017, time=2017-06-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=160959, encodeId=017f1609598b, content=讲的很好，点个赞, beContent=null, objectType=article, channel=null, level=null, likeNumber=97, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3zMoyicyo6ia9f4IuLQAwZoxD6Hx4ibd5CMcOCYhStY6oDibbKK6O2X8iaicldO5ib8j1iapOIobIKCGiczU2A/0, createdBy=56251941490, createdName=虈亣靌, createdTime=Wed Dec 07 13:49:18 CST 2016, time=2016-12-07, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=159950, encodeId=ee0f159950bb, content=学习了好东西！, beContent=null, objectType=article, channel=null, level=null, likeNumber=82, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=92191944782, createdName=thlabcde, createdTime=Sat Dec 03 13:22:38 CST 2016, time=2016-12-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=159427, encodeId=a0ac15942e4c, content=学习了，分享了。, beContent=null, objectType=article, channel=null, level=null, likeNumber=74, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3zMoyicyo6ia9f4IuLQAwZoxD6Hx4ibd5CMcOCYhStY6oDibbKK6O2X8iaicldO5ib8j1iapOIobIKCGiczU2A/0, createdBy=56251941490, createdName=虈亣靌, createdTime=Thu Dec 01 13:35:51 CST 2016, time=2016-12-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1601822, encodeId=5cea160182238, content=<a href='/topic/show?id=2f801469e57' target=_blank style='color:#2F92EE;'>#PRO#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=43, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=14697, encryptionId=2f801469e57, topicName=PRO)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=a60b18898917, createdName=sunylz, createdTime=Wed Nov 30 05:22:00 CST 2016, time=2016-11-30, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=158763, encodeId=3666158e638c, content=好像做的很好啊学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=63, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cacheapi.medsci.cn/resource/upload/20151226/IMG567EB873985DE3928.jpg, createdBy=ea941622301, createdName=inter158, createdTime=Tue Nov 29 00:00:05 CST 2016, time=2016-11-29, status=1, ipAttribution=)]
    2016-11-30 sunylz

    #PRO#

    0

  6. [GetPortalCommentsPageByObjectIdResponse(id=1981886, encodeId=34e11981886cc, content=<a href='/topic/show?id=ffd61206861' target=_blank style='color:#2F92EE;'>#model#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=64, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12068, encryptionId=ffd61206861, topicName=model)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2b9b368, createdName=qingrejiedu, createdTime=Sat Jun 10 20:22:00 CST 2017, time=2017-06-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=160959, encodeId=017f1609598b, content=讲的很好，点个赞, beContent=null, objectType=article, channel=null, level=null, likeNumber=97, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3zMoyicyo6ia9f4IuLQAwZoxD6Hx4ibd5CMcOCYhStY6oDibbKK6O2X8iaicldO5ib8j1iapOIobIKCGiczU2A/0, createdBy=56251941490, createdName=虈亣靌, createdTime=Wed Dec 07 13:49:18 CST 2016, time=2016-12-07, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=159950, encodeId=ee0f159950bb, content=学习了好东西！, beContent=null, objectType=article, channel=null, level=null, likeNumber=82, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=92191944782, createdName=thlabcde, createdTime=Sat Dec 03 13:22:38 CST 2016, time=2016-12-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=159427, encodeId=a0ac15942e4c, content=学习了，分享了。, beContent=null, objectType=article, channel=null, level=null, likeNumber=74, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3zMoyicyo6ia9f4IuLQAwZoxD6Hx4ibd5CMcOCYhStY6oDibbKK6O2X8iaicldO5ib8j1iapOIobIKCGiczU2A/0, createdBy=56251941490, createdName=虈亣靌, createdTime=Thu Dec 01 13:35:51 CST 2016, time=2016-12-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1601822, encodeId=5cea160182238, content=<a href='/topic/show?id=2f801469e57' target=_blank style='color:#2F92EE;'>#PRO#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=43, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=14697, encryptionId=2f801469e57, topicName=PRO)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=a60b18898917, createdName=sunylz, createdTime=Wed Nov 30 05:22:00 CST 2016, time=2016-11-30, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=158763, encodeId=3666158e638c, content=好像做的很好啊学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=63, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cacheapi.medsci.cn/resource/upload/20151226/IMG567EB873985DE3928.jpg, createdBy=ea941622301, createdName=inter158, createdTime=Tue Nov 29 00:00:05 CST 2016, time=2016-11-29, status=1, ipAttribution=)]
    2016-11-29 inter158

    好像做的很好啊学习

    0

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