Displaying 4 results from an estimated 4 matches for "cromatin".
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chromatin
2011 Feb 17
1
missing values in party::ctree
...> BreastCancer$Id <- NULL
> ct <- ctree(Class ~ . , data=BreastCancer, controls = ctree_control(maxdepth = 1))
> ct
Conditional inference tree with 2 terminal nodes
Response: Class
Inputs: Cl.thickness, Cell.size, Cell.shape, Marg.adhesion, Epith.c.size, Bare.nuclei, Bl.cromatin, Normal.nucleoli, Mitoses
Number of observations: 699
1) Bare.nuclei == {1, 2}; criterion = 1, statistic = 488.294
2)* weights = 448
1) Bare.nuclei == {3, 4, 5, 6, 7, 8, 9, 10}
3)* weights = 251
> sum(is.na(BreastCancer$Bare.nuclei))
[1] 16
> nodes(ct, 1)[[1]]$psplit
Bare.nuclei =...
2006 Jan 18
0
Loading of namespace on load of .Rdata (was strange behaviourof load)
...environment tree of a named object when I chose my
words carefully.
>> data(BreastCancer)
>>
>> mod <- bagging(Class ~ Cl.thickness + Cell.size
> + + Cell.shape + Marg.adhesion
> + + Epith.c.size + Bare.nuclei
> + + Bl.cromatin + Normal.nucleoli
> + + Mitoses, data=BreastCancer, coob=TRUE)
>>
>> environment(mod$mtrees[[1]]$btree$terms)
> <environment: 024E8138>
>>
>> parent.env(environment(mod$mtrees[[1]]$btree$terms))
> <environment: namespace:ipred>
parent.en...
2006 Jan 18
2
Loading of namespace on load of .Rdata (was strange behaviour of load)
...s the namespace of ipred. Take the following example from ?bagging (having loaded ipred):
> data(BreastCancer)
>
> mod <- bagging(Class ~ Cl.thickness + Cell.size
+ + Cell.shape + Marg.adhesion
+ + Epith.c.size + Bare.nuclei
+ + Bl.cromatin + Normal.nucleoli
+ + Mitoses, data=BreastCancer, coob=TRUE)
>
> environment(mod$mtrees[[1]]$btree$terms)
<environment: 024E8138>
>
> parent.env(environment(mod$mtrees[[1]]$btree$terms))
<environment: namespace:ipred>
This occurs because the terms object is...
2006 Jan 18
0
Loading of namespace on load of .Rdata (was strange behaviour of load)
...s the namespace of ipred. Take the following example from ?bagging (having loaded ipred):
> data(BreastCancer)
>
> mod <- bagging(Class ~ Cl.thickness + Cell.size
+ + Cell.shape + Marg.adhesion
+ + Epith.c.size + Bare.nuclei
+ + Bl.cromatin + Normal.nucleoli
+ + Mitoses, data=BreastCancer, coob=TRUE)
>
> environment(mod$mtrees[[1]]$btree$terms)
<environment: 024E8138>
>
> parent.env(environment(mod$mtrees[[1]]$btree$terms))
<environment: namespace:ipred>
This occurs because the terms object is...