group.md
In EMC2: Bayesian Hierarchical Analysis of Cognitive Models of Choice

groups

Code
  print(group_des)
Output
  v_S1 ~ age + group 
  a ~ age

Code
  summary(group_des)
Output

   Sampled Parameters: 
  [1] "v_S1"        "v_S1_age"    "v_S1_group1" "a"           "a_age"

   Design Matrices: 
  $v_S1
              age group v_S1   v_S1_age v_S1_group1
  as1t -0.4705266     A    1 -0.4705266  -0.7071068
  bd6t -0.4178950     B    1 -0.4178950   0.7071068
  bl1t -0.3652634     A    1 -0.3652634  -0.7071068

  $a
              age a      a_age
  as1t -0.4705266 1 -0.4705266
  bd6t -0.4178950 1 -0.4178950
  bl1t -0.3652634 1 -0.3652634

Code
  credint(pri, map = TRUE)
Output
  $mu
                2.5%    50%  97.5%
  v_Sleft     -2.658  0.039  2.554
  v_Sright    -2.851 -0.055  2.898
  a_Eaccuracy  0.083  1.395 70.144
  a_Eneutral   0.090  1.395 81.679
  a_Espeed     0.150  1.205 11.473
  t0           0.161  1.200 16.139

Code
  credint(pri, selection = "beta")
Output
  $beta
                2.5%    50% 97.5%
  v           -1.842 -0.018 1.717
  v_S1        -2.163  0.000 1.951
  v_S1_age    -2.058 -0.013 2.043
  v_S1_group1 -2.027 -0.095 2.104
  a           -1.875  0.041 1.879
  a_age       -1.746 -0.065 1.870
  a_Eneutral  -1.932  0.036 1.941
  a_Eaccuracy -2.093  0.022 2.097
  t0          -2.079  0.003 1.948

Code
  init_chains(emc, particles = 10, cores_per_chain = 1)[[1]]$samples
Output
  $theta_mu
                    [,1]
  v           -1.3281425
  v_S1         1.0258987
  v_S1_age     0.2762936
  v_S1_group1  0.4197705
  a           -0.1671602
  a_age        0.5914033
  a_Eneutral   0.4708718
  a_Eaccuracy -2.6353917
  t0           0.3548543

  $theta_var
  , , 1

                         v          v_S1             a   a_Eneutral   a_Eaccuracy
  v            0.060272920  0.0058313250  0.0117166276 -0.001361647 -0.0049310389
  v_S1         0.005831325  0.0291506773 -0.0007289778  0.002380869 -0.0072108401
  a            0.011716628 -0.0007289778  0.0774957567  0.003188320  0.0004862542
  a_Eneutral  -0.001361647  0.0023808694  0.0031883202  0.063899806  0.0086360948
  a_Eaccuracy -0.004931039 -0.0072108401  0.0004862542  0.008636095  0.0522428062
  t0           0.006457462 -0.0005275513  0.0110914039  0.013386784 -0.0023666633
                         t0
  v            0.0064574622
  v_S1        -0.0005275513
  a            0.0110914039
  a_Eneutral   0.0133867840
  a_Eaccuracy -0.0023666633
  t0           0.0464645435


  $a_half
                   [,1]
  v           0.2341569
  v_S1        0.3897898
  a           0.3859011
  a_Eneutral  0.2213079
  a_Eaccuracy 0.5157157
  t0          1.3672345

  $alpha
  , , 1

                     as1t       bd6t         bl1t        hsft       hsgt
  v           -1.24496857 -1.6974344 -1.668025988 -0.90207415 -1.3998161
  v_S1         0.85100423  1.3704547  0.367677865  1.25197352  0.7021995
  a           -0.49298701 -0.3936036  0.005314806  0.06380075 -0.3540491
  a_Eneutral   0.11667455  0.4245172  0.122534708  0.47728908  0.3117467
  a_Eaccuracy -2.34991514 -2.4362056 -2.880564559 -3.46550501 -2.1657635
  t0           0.06273374  0.2613061  0.259247431  0.51395590 -0.2964965
                    kd6t       kd9t        kh6t        kmat        ku4t
  v           -1.6564687 -1.4301488 -0.98269875 -1.82103404 -1.13525924
  v_S1         1.5164692  0.6065635  1.24290718  0.37568173  1.49739431
  a           -0.1343087 -0.8574221 -0.18316328 -0.27870994 -0.32761937
  a_Eneutral   0.6124450  0.5357488 -0.31740870  0.45840941  0.50478472
  a_Eaccuracy -2.5997913 -2.3783902 -2.65207637 -2.27510437 -3.07150320
  t0          -0.2211353 -0.1336434 -0.08403476 -0.04183523  0.04692227
                     na1t       rmbt       rt2t       rt3t        rt5t       scat
  v           -1.17187295 -1.3105249 -1.2920223 -1.3160542 -1.94758591 -1.2953186
  v_S1         0.98980733  1.3743866  0.7333206  1.4244876  0.64261751  1.2880661
  a           -0.05099101 -0.1390834  0.3076672 -0.1591177  0.02448487 -0.2469436
  a_Eneutral   0.29869859  0.9364080  0.8388310  0.2597391  0.42501212  0.7475026
  a_Eaccuracy -2.63432719 -2.0434060 -2.6595780 -2.5694979 -2.66668059 -3.3148027
  t0           0.21817315 -0.2185699  0.3672575  0.1879230  0.12341858  0.5019692
                    ta5t        vf1t       zk1t
  v           -1.2074856 -1.08032360 -1.5007209
  v_S1         0.8919511  1.28331781  1.0191799
  a           -0.1728910 -0.34854052  0.2856793
  a_Eneutral   0.1053030  0.09383901  0.8419942
  a_Eaccuracy -3.0797646 -2.76597370 -2.6228183
  t0          -0.1537237  0.10335901  0.2720519


  $stage
  [1] "init"

  $subj_ll
            [,1]
  as1t -18626.38
  bd6t -19521.16
  bl1t -19388.26
  hsft -19525.92
  hsgt -19315.41
  kd6t -19479.53
  kd9t -19411.20
  kh6t -19017.90
  kmat -19101.31
  ku4t -19389.21
  na1t -19525.92
  rmbt -18726.70
  rt2t -19387.77
  rt3t -19318.30
  rt5t -15548.17
  scat -19548.95
  ta5t -19291.00
  vf1t -19262.07
  zk1t -18531.71

  $last_theta_var_inv
             [,1]       [,2]       [,3]       [,4]       [,5]      [,6]
  [1,] 17.7351121 -3.4875955 -2.4524989  0.9493538  0.9613760 -2.143475
  [2,] -3.4875955 36.5459065  0.6952045 -2.5366848  5.2063022  1.729699
  [3,] -2.4524989  0.6952045 13.7046911 -0.1005660 -0.3784224 -2.912972
  [4,]  0.9493538 -2.5366848 -0.1005660 17.3349456 -3.3653789 -5.302476
  [5,]  0.9613760  5.2063022 -0.3784224 -3.3653789 20.6027577  2.034824
  [6,] -2.1434750  1.7296990 -2.9129724 -5.3024759  2.0348240 24.165990

  $idx
  [1] 1