Re: [R-sig-eco] How to get the total variance explained from an envfit object?

2019-11-08 Thread Couch, Claire Elizabeth
Dr. Oksanen, thank you so much for taking the time to offer such a clear and detailed response. Very helpful! On Fri, Nov 8, 2019 at 06:31 Jari Oksanen wrote: > Dear Claire Elizabeth Couch, > > First let me explain how envfit() works: For continuous environmental > variables it actually uses ord

Re: [R-sig-eco] How to get the total variance explained from an envfit object?

2019-11-08 Thread Jari Oksanen
Dear Claire Elizabeth Couch, First let me explain how envfit() works: For continuous environmental variables it actually uses ordination to predict the environmental variable. Under the hood (bonnet), it fits a first degree trend surface (plane in 2D) for environmental variable over the ordinat

Re: [R-sig-eco] How to get the total variance explained from an envfit object?

2019-11-08 Thread Juan Antonio Balbuena
Hi, Unfortunately, I cannot give a direct answer to your question since I am not familiar with envfit. However, I wonder whether you have a specific reason to use unconstrained ordination. If you use a constrained method, varpart will produce exactly what you want. (See e.g. https://www.dav