# Data Pre-Processing and Visualization Functions for Classification

## Documentation for package ‘dprep’ version 3.0.2

- DESCRIPTION file.

## Help Pages

dprep-package | Data Preprocessing for supervised classification
acugow | Gower distance from a vector to a matrix
arboleje | Predicting a bank's decision to give a loan for buying a car.
arboleje1 | Predicting a bank's decision to give a loan for buying a car.
autompg | The Auto MPG dataset
baysout | Outlier detection using Bay and Schwabacher's algorithm.
breastw | The Breast Wisconsin dataset
bupa | The Bupa dataset
ce.impute | Imputation in supervised classification
ce.mimp | Mean or median imputation
census | census
chiMerge | Discretization using the Chi-Merge method
circledraw | circledraw
clean | Dataset's cleaning
colon | Alon et al.'s colon dataset
combinations | Constructing distinct permutations
crossval | Cross validation estimation of the misclassification error
crx | crx
cv10knn2 | Auxiliary function for sequential feature selection
cv10lda2 | Auxiliary function for sequential forward selection
cv10log | 10-fold cross validation estimation error for the classifier based on logistic regression
cv10mlp | 10-fold cross validation error estimation for the multilayer perceptron classifier
cv10rpart2 | Auxiliary function for sequential feature selection
cvnaiveBayesd | Crossvalidation estimation error for the naive Bayes classifier.
decscale | Decimal Scaling
diabetes | The Pima Indian Diabetes dataset
disc.1r | Discretization using the Holte's 1R method
disc.ef | Discretization using the method of equal frequencies
disc.ew | Discretization using the equal width method
disc.mentr | Discretization using the minimum entropy criterion
disc2 | Auxiliary function for performing discretization using equal frequency
discretevar | Performs Minimum Entropy discretization for a given attribute
dist.to.knn | Auxiliary function for the LOF algorithm.
distancia | Vector-Vector Euclidiean Distance Function
distancia1 | Vector-Vector Manhattan Distance Function
dprep | Data Preprocessing for supervised classification
ec.knnimp | Imputation using k-nearest neighbors.
eje1dis | Basic example for discriminant analysis
finco | FINCO Feature Selection Algorithm
heartc | The Heart Cleveland dataset
hepatitis | The hepatitis dataset
imagmiss | Visualization of Missing Data
inconsist | Computing the inconsistency measure
ionosphere | The Ionosphere dataset
knneigh.vect | Auxiliary function for computing the LOF measure.
knngow | K-nn classification using Gower distance
landsat | The landsat Satellite dataset
lofactor | Local Outlier Factor
lvf | Las Vegas Filter
mahaout | Multivariate outlier detection through the boxplot of the Mahalanobis distance
mardia | The Mardia's test of normality
maxlof | Detection of multivariate outliers using the LOF algorithm
midpoints1 | Auxiliary function for computing minimun entropy discretization
mmnorm | Min-max normalization
mo3 | The third moment of a multivariate distribution
mo4 | The fourth moment of a multivariate distribution
moda | Calculating the Mode
near1 | Auxiliary function for the reliefcont function
near3 | Auxiliary function for the reliefcat function
nnmiss | Auxiliary function for knn imputation
outbox | Detecting outliers through boxplots of the features.
parallelplot | Parallel Coordinate Plot
radviz2d | Radial Coordinate Visualization
rangenorm | range normalization
reachability | Function for computing the reachability measure in the LOF algortihm
redundancy | Finding the unique observations in a dataset along with their fequencies
relief | RELIEF Feature Selection
reliefcat | Feature selection by the Relief Algorithm for datasets containing nominal features
reliefcont | Feature selection by the Relief Algorithm for datasets with only continuous features
robout | Outlier Detection with Robust Mahalonobis distance
row.matches | Finding rows in a matrix equal to a given vector
sbs1 | One-step sequential backward selection
score | Score function used in Bay's algorithm for outlier detection
sffs | Sequential Floating Forward Method
sfs | Sequential Forward Selection
sfs1 | One-step sequential forward selection
Shuttle | The Shuttle dataset
signorm | Sigmoidal Normalization
softmaxnorm | Softmax Normalization
sonar | The Sonar dataset
srbct | Khan et al.'s small round blood cells dataset
star3d | Data Visuaization using star coordinates in three dimensions
starcoord | The star coordinates plot
surveyplot | Surveyplot
tchisq | Auxiliary function for the Chi-Merge discretization
top | Auxiliary function for Bay's Ouylier Detection Algorithm
unor | Auxiliary function for performing Holte's 1R discretization
vehicle | The Vehicle dataset
vvalen | The Van Valen test for equal covariance matrices
vvalen1 | Auxiliary function for computing the Van Valen's homocedasticity test
znorm | Z-score normalization