Re: [R-sig-phylo] ape - corMartins

2017-01-25 Thread Sergio Ferreira Cardoso
Best regards, Sérgio. - Mensagem original - > De: "Emmanuel Paradis" > Para: "Sergio Ferreira Cardoso" , > "r-sig-phylo" > Enviadas: Terça-feira, 24 De Janeiro de 2017 19:21:46 > Assunto: Re: [R-sig-phylo] ape - corMartins > Hi Sérgio, >

Re: [R-sig-phylo] ape - corMartins

2017-01-24 Thread Emmanuel Paradis
Hi Sérgio, It seems your results make good sense. alpha=0 is too far from the "optimum" value (i.e., the value that maximises the log-lik), so the optimisation fails to maximise the log-likelihood with respect to this parameter. It has been written in the literature that it is difficult to es