Description Usage Format Source References Examples
Pima Indian diabetes dataset
1 |
An object of class data.frame
with 768 rows and 9 columns.
UCI Machine Learning Repository
Class Variable: "diabetes" 0 = no diabetes, 1 = diabetes
Attributes used:
1. Number of times pregnant
2. Plasma glucose concentration a 2 hours in an oral glucose tolerance test
3. Diastolic blood pressure (mm Hg)
4. Triceps skin fold thickness (mm)
5. 2-Hour serum insulin (mu U/ml)
6. Body mass index (weight in kg/(height in m)^2)
7. Diabetes pedigree function
8. Age (years)
UCI Machine Learning Repository
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | data(pima)
library(caret)
train<-createDataPartition(pima$diabetes, p = .8, list = F)###Create a training set using 80% of dataset
pim.smv<-smvcir("diabetes", data = pima[train,], test = T) ###Build smvcir model on training set
preds<-predict(pim.smv, newdata = pima[-train,], type = "class")
table(preds, pima$diabetes[-train]) ###Check accuracy
###Get Coordinates
pred_coords<-predict(pim.smv, newdata = pima, coordinates_only = TRUE)
pred_coords$diabetes<-pima$diabetes
library(e1071)
svm_mod<-svm(diabetes~., data = pred_coords[train,], kernel = "radial") ###Build an SVM model and check accuracy
svmp<-predict(svm_mod, newdata = pred_coords[-train,])
confusionMatrix(svmp, pred_coords$diabetes[-train], positive = "1")
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