I added the possibility to select one from the possible fits in the

drfit function, so only one fit is reported per substance.



git-svn-id: http://kriemhild.uft.uni-bremen.de/svn/drfit@12 d1b72e20-2ee0-0310-a1c4-ad5adbbefcdc

2 files changed, 8 insertions, 2 deletions

diff --git a/man/drdata.Rd b/man/drdata.Rd
index dd62ff9..f46a4d3 100644
--- a/man/drdata.Rd
+++ b/man/drdata.Rd
@@ -13,7 +13,8 @@
     A string or an array of strings with the substance names for
     which dose-response data is to be retrieved.}
   \item{experimentator}{
-    The name of the experimentator whose data is to be used.}
+    The name of the experimentator whose data is to be used. Default is "%", which
+    means that data from all experimentators are retrieved.}
   \item{db}{
     The database to be used. Currently only "cytotox" of the UFT Department of
     Bioorganic Chemistry is supported.}
diff --git a/man/drfit.Rd b/man/drfit.Rd
index f9843f5..30f3fd4 100644
--- a/man/drfit.Rd
+++ b/man/drfit.Rd
@@ -6,7 +6,7 @@
   biometric results for (eco)toxicity evaluation
 }
 \usage{
-  drfit(data, startlogEC50 = NA, lognorm = TRUE, logis = FALSE, 
+  drfit(data, startlogEC50 = NA, chooseone = TRUE, lognorm = TRUE, logis = FALSE, 
     linearlogis = FALSE, b0 = 2, f0 = 0)
 }
 \arguments{
@@ -32,6 +32,11 @@
   \item{linearlogis}{
     A boolean defining if the linear-logistic function as defined by van Ewijk and Hoekstra
     1993 is fitted to the data. Default is FALSE.}
+  \item{chooseone}{
+    If TRUE (default), the models are tried in the order linearlogis, logis and lognorm,
+    and the first model that produces a valid fit is used. Usually this will be the one 
+    with the lowest residual standard deviation. If FALSE, all models that are set to TRUE
+    and that can be fitted will be reported.}
   \item{b0,f0}{
     If the linearlogistic model is fitted, b0 and f0 give the possibility to
     adapt the starting values for the parameters b and f.}