X-Git-Url: https://git.auder.net/?p=morpheus.git;a=blobdiff_plain;f=pkg%2FR%2FoptimParams.R;h=039070c5280b847af077056b2cfcc89b6c73b589;hp=5a88ed96487205582e784f25cadbad06eb51aa10;hb=2591fa8343c69ddb94dec5e55871d34c55eff9a3;hpb=86f257f88727805ee73f69e2b9ad57bea2f40b82

diff --git a/pkg/R/optimParams.R b/pkg/R/optimParams.R
index 5a88ed9..039070c 100644
--- a/pkg/R/optimParams.R
+++ b/pkg/R/optimParams.R
@@ -268,17 +268,18 @@ setRefClass(
       # (Re)Set W to identity, to allow several run from the same object
       W <<- diag(d+d^2+d^3)
 
-      # TODO: stopping condition? N iterations? Delta <= epsilon ?
-      loopMax <- 2
+      loopMax <- 2 #TODO: loopMax = 3 ? Seems not improving...
+      x_init <- linArgs(θ0)
       for (loop in 1:loopMax)
       {
-        op_res = constrOptim( linArgs(θ0), .self$f, .self$grad_f,
+        op_res = constrOptim( x_init, .self$f, .self$grad_f,
           ui=cbind(
             rbind( rep(-1,K-1), diag(K-1) ),
             matrix(0, nrow=K, ncol=(d+1)*K) ),
           ci=c(-1,rep(0,K-1)) )
         if (loop < loopMax) #avoid computing an extra W
           W <<- computeW(expArgs(op_res$par))
+        x_init <- op_res$par
         #print(op_res$value) #debug
         #print(expArgs(op_res$par)) #debug
       }