no coefficients-经管之家(原经济论坛)-经济、管理、金融、统计在线教育和咨询网站

结果：找到“no coefficients”相关内容11个，排序为按回复时间降序，搜索更多相关帖子请点击“高级”

qEstimating linear restrictions on regression coefficients for multivariate norm
2 个回复 - 918 次查看求助 Anderson,T.W.(1951a). Estimating linear restrictions on regression coefficients for multivariate normal distributions. Ann. Math. Statist. 22 327-351.[/backcolor] [/backcolor]2022-11-1 19:12 - bluesubdark - 悬赏大厅

On perturbations of an ODE with non-Lipschitz coefficients by a small self-simil
1 个回复 - 410 次查看【作者(必填)】Andrey Pilipenko, Frank Norbert Proske 【文题(必填)】On perturbations of an ODE with non-Lipschitz coefficients by a small self-similar noise 【年份(必填)】2017 【全文链接或数据 ...2017-10-2 10:59 - ozj9325 - 求助成功区

garch程序出错：'singular covariance-coefficients are not unique'
18 个回复 - 8917 次查看各位好，我在用eviews6.0做三元garch-m，但是迭代一次后就停止了，出现如下错误信息 failere to improve likelihood after 1 iteration,warning ：singular covariance-coefficients are not unique. 这是神马原因 ...2011-5-2 22:44 - helen_7 - EViews专版

Eviews Kalman滤波WARNING: Singular covariance - coefficients are not unique
10 个回复 - 5252 次查看用Eviews构建状态空间模型出现WARNING: Singular covariance - coefficients are not unique 是什么原因，怎么解决啊？求各位大神……2013-4-6 16:59 - ZhongDingJian - EViews专版

出错 WARNING: Singular covariance - coefficients are not unique
1 个回复 - 1515 次查看用EVIEWS做非线性最小二乘法，可是出错 WARNING: Singular covariance - coefficients are not unique ，下面是结果，请问有坛友知道怎么解决这个问题吗？谢谢呢2017-12-17 11:57 - 镜子Jing - EViews专版

WARNING: Singular covariance - coefficients are not unique
6 个回复 - 6135 次查看 WARNING: Singular covariance - coefficients are not unique 做分析时，碰到这结果，请问该怎么解决？2014-8-24 06:42 - zj126621 - EViews专版

这该怎么重置初始值啊，WARNING: Singular covariance - coefficients are not unique
0 个回复 - 1719 次查看用EVIEWS做非线性最小二乘法，可是出错 WARNING: Singular covariance - coefficients are not unique ，下面是结果,可能是初始值设置的问题，请问有坛友知道怎么解决这个问题吗？谢谢呢 Dependent Variable: Q ...2017-12-16 15:35 - 镜子Jing - EViews专版

求助: EVIEWS GMM "no coefficients specified"
5 个回复 - 8506 次查看我用EVIEWS GMM估计一个非线形模型 EQUATION SPECIFICATION c(1)*r(+1)*(s(+1)^c(2))-1 INSTRUMENT c s(-1) s(-2) r(-1) r(-2) 为什么得到的是 no coefficients specified? 请问该如何解决这个问题?2010-11-15 03:04 - qrj87 - EViews专版

Eviews做garch模型，出现WARNING: Singular covariance - coefficients are not uniqu
1 个回复 - 2726 次查看 WARNING: Singular covariance - coefficients are not unique (for starting values) 初始值问题，怎么解决？2014-11-25 09:37 - zjhd - EViews专版

做多元logit出错 Singular covariance - coefficients are not unique
3 个回复 - 5374 次查看求助，各位大侠，我用eviews做3元logit回归，出现了各种N/A，错误如下： WARNING: Singular covariance - coefficients are not unique Covariance matrix computed using second derivatives WARNING: Complete ...2012-5-11 09:33 - cagalli_sac - EViews专版

Estimating the Technology Coefficients in Linear Programming Models
0 个回复 - 226 次查看 2006-5-4 10:28 - 上证综指341 - Forum

课程推荐