samediff(sensR)
samediff()所属R语言包:sensR
Computation of tau and dprime for same different test
不同的测试相同头和dprime的计算
译者:生物统计家园网 机器人LoveR
描述----------Description----------
Computation of tau and dprime and their uncertainties for the same different test using maximum likelihood.
计算的的头和dprime和他们的不确定性,用最大似然不同的测试相同。
用法----------Usage----------
samediff(nsamesame, ndiffsame, nsamediff, ndiffdiff, VCOV = TRUE)
参数----------Arguments----------
参数:nsamesame
The number of same-answers on same-samples
在相同的样本数相同的答案
参数:ndiffsame
The number of different-answers on same-samples
在相同的样本数不同的答案
参数:nsamediff
The number of same-answers on different-samples
在不同的样本数相同的答案
参数:ndiffdiff
The number of different-answers on different-samples
对不同样本的数量不同的答案
参数:VCOV
Should the variance-covariance matrix of the parameters be computed. Defaults to TRUE.
应的参数的方差 - 协方差矩阵的计算。默认为TRUE的。
Details
详细信息----------Details----------
The function computes the maximum likelihood estimates of tau and delta.
该函数计算最大似然估计的tau和delta。
值----------Value----------
An object of class samediff with elements <table summary="R valueblock"> <tr valign="top"><td>coef</td> <td> named vector of coefficients (d-prime and tau)</td></tr> <tr valign="top"><td>vcov</td> <td> variance-covariance matrix of the coefficients</td></tr> <tr valign="top"><td>se</td> <td> named vector with standard error of the coefficients (standard error of d-prime)</td></tr> <tr valign="top"><td>data</td> <td> a named vector with the data supplied to the function</td></tr> <tr valign="top"><td>test</td> <td> a string with the name of the test (same-different)</td></tr> <tr valign="top"><td>call</td> <td> the matched call</td></tr> <tr valign="top"><td>convergence</td> <td> convergence indicater. 0 indicates convergence. For error codes see optim.</td></tr> <tr valign="top"><td>logLik</td> <td> Value of the log-likelhood at the MLE of the parameters.</td></tr> <tr valign="top"><td>case</td> <td> A case indicator for internal use</td></tr> </table>
一个对象的类samediff的元素的表summary="R valueblock"> <tr valign="top"> <TD>coef </ TD> <TD>命名的系数向量(D-首要和tau)</ TD> </ TR> <tr valign="top"> <TD> vcov </ TD> <TD>方差 - 协方差矩阵的系数</ TD> </ TR> <tr valign="top"> <TD> se </ TD> <TD>命名为向量,标准误差系数(D-黄金标准误差)</ TD> </ TR> <TR VALIGN =“”> <TD>data </ TD> <td>一个命名为向量的功能提供的数据</ TD> </ TR> <tr valign="top"> <TD> test </ TD> <TD>一个字符串的名称测试(same-different)</ TD> </ TR> <tr valign="top"> <TD>call <TD>匹配的呼叫</ TD> </ TD> </ TR> <tr valign="top"> <TD>convergence </ TD> <TD>收敛指示。 0指示收敛。错误代码optim。</ TD> </ TR> <tr valign="top"> <TD> logLik</ TD> <TD>值的log - likelhood的极大似然估计参数。</ TD> </ TR> <tr valign="top"> <TD>case </ TD> <td>一个供内部使用的情况下,指标</ TD> </ TR> < / TABLE>
(作者)----------Author(s)----------
Rune Haubo B Christensen
参考文献----------References----------
Estimation and inference in the same-different test.
实例----------Examples----------
# data: 8 of the same samples were judged to be same[数据:8的相同的样本被判定为相同的]
# 5 of the same samples were judged to be different[5相同的样本被判定为不同的]
# 4 of the different samples were judged to be same[不同的样品4的被判定为相同的]
# 9 of the different samples were judged to be different[不同的样品9的被判定为不同的]
samediff(8, 5, 4, 9)
转载请注明:出自 生物统计家园网(http://www.biostatistic.net)。
注:
注1:为了方便大家学习,本文档为生物统计家园网机器人LoveR翻译而成,仅供个人R语言学习参考使用,生物统计家园保留版权。
注2:由于是机器人自动翻译,难免有不准确之处,使用时仔细对照中、英文内容进行反复理解,可以帮助R语言的学习。
注3:如遇到不准确之处,请在本贴的后面进行回帖,我们会逐渐进行修订。
|