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h2o (version 2.8.1.1)

H2O R Interface

Description

Run H2O via its REST API from within R.

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Version

Install

install.packages('h2o')

Monthly Downloads

8,212

Version

2.8.1.1

License

Apache License (== 2.0)

Maintainer

Tom Kraljevic

Last Published

October 27th, 2014

Functions in h2o (2.8.1.1)

H2ODeepLearningModel-class

Class "H2ODeepLearningModel"

Applies a function over an H2O parsed data object.

as.Date.H2OParsedData

Converts a column from factor to date

Converts an R object to an H2O object

H2O: Single-Node Random Forest

Execute a Command on H2O

Get Reference to H2O Data Set

Import Local Data File

Connect to H2O and Install R Package

Obtain a list of H2O keys from the running instance of H2O

Parse Raw Data File

Split an H2O Data Set

Upload Local Data File

Standard Deviation of a Numeric Column of H2O Data

AAA_DownloadAndStartBeforeExamples

Download H2O jar file and Start H2O cloud before examples run (for H2O developers only)

H2OSpeeDRFModel-class

Class "H2OSpeeDRFModel"

h2o.confusionMatrix

Build a Confusion Matrix from H2O Classification Predictions

Assigns an H2O hex.key to an H2O object so that it can be utilized in subsequent calls

H2O: Gradient Boosted Machines

Get Reference to H2O Model

Import Data from URL

Get Path Where H2O R Logs are Saved

h2o.nFoldExtractor

Extract N-fold holdout splits from H2O Data Set

Load all H2O Model in a directory.

H2O: Naive Bayes Classifier

Convert Milliseconds to Years in H2O Dataset

Rounding of Numbers

Save a H2OModel object to disk.

h2o.stopLogging

Stop Writing H2O R Logs

doNotCallThisMethod...Unsupported

Internal method used for testing at the API level.

H2ODRFModel-class

Class "H2ODRFModel"

H2ORawData-class

Class "H2ORawData"

Returns column names for a parsed H2O data object.

H2OKMeansGrid-class

Class "H2OKMeansGrid"

Anomaly Detection via H2O Deep Learning Model

Class "H2OGrid"

H2ODRFGrid-class

Class "H2ODRFGrid"

H2OGLMGrid-class

Class "H2OGLMGrid"

H2OGBMGrid-class

Class "H2OGBMGrid"

as.table.H2OParsedData

Converts a parsed H2O object to a table in R.

H2OClient-class

Class "H2OClient"

H2OKMeansModel-class

Class "H2OKMeansModel"

ddply.H2OParsedData

Split H2O dataset, apply function, and return results

H2ODeepLearningGrid-class

Class "H2ODeepLearningGrid"

as.matrix.H2OParsedData

Converts a parsed H2O object to a matrix.

H2OGBMModel-class

Class "H2OGBMModel"

H2OSpeeDRFGrid-class

Class "H2ODRFGrid"

Maxima and Minima

h2o.gapStatistic

Compute Gap Statistic from H2O Dataset

diff.H2OParsedData

Lagged Differences of H2O Dataset

Determine if an H2O parsed data object contains categorical data.

h2o.downloadCSV

Download H2O Data to Disk

H2OGLMModel-class

Class "H2OGLMModel"

H2O R Interface

H2O: Generalized Linear Models

Class "H2OModel"

H2ONBModel-class

Class "H2ONBModel"

Load a H2O Model.

Convert Milliseconds to Months in H2O Dataset

h2o.ignoreColumns

Returns columns' names of a parsed H2O data object that are recommended to be ignored in an analysis

plot.H2OPerfModel

Scatterplot of H2O Performance Measures

Returns the mean squared error from H2O Classification Predictions

Cross Tabulation of H2O Data

Rebalance a H2O data frame

h2o.clusterInfo

Get Information on H2O Cluster

as.data.frame.H2OParsedData

Converts a parsed H2O object to a data frame.

h2o.addFunction

Adds an R function to H2O

Principal Components Analysis

Delete All H2O R Logs

Convert H2O Numeric Data to Factor

toupper.H2OParsedData

Transform Elements of a Character Vector Into Upper Case

h2o.downloadAllLogs

Download H2O Log Files to Disk

Set Path Where H2O R Logs are Saved

Import from HDFS

quantile.H2OParsedData

Obtain and display quantiles for H2O parsed data.

Trim the leading and trailing white space.

Applies conditional statements to an H2OParsedData object.

Return the First or Last Part of a H2O Dataset

h2o.performance

Performance Measures

h2o.getGLMLambdaModel

Get H2O GLM Model for Specific Lambda

H2O: Cox Proportional Hazards Models

Removes H2O objects from the server where H2O is running.

Converts a column from numeric to factor

hist.H2OParsedData

Obtain and display a histogram for H2O parsed data.

h2o.startLogging

Start Writing H2O R Logs

Pattern Replacement

Split the Elements of a Character Vector

strsplit.H2OParsedData

Split the Elements of a Character Vector

H2O: Principal Components Regression

Compute Hit Ratio from H2O Classification Predictions

Sum of Numeric Values

H2O Model Predictions

mean.H2OParsedData

Arithmetic Mean of H2O Dataset

Impute A Column of Data

screeplot.H2OPCAModel

Summarizes the columns of an H2O parsed FluidVecs data set.

Summarizes the columns of a H2O Dataset

Revalue.H2OParsedData

Replace specified values with new values, in a factor or character vector.

summary.H2OPCAModel

Summarizes the H2O PCA Model

Return the row numbers for which the condition is true

Levels of Categorical Data

Shutdown H2O server

Tells user if given column is categorical data or not.

Replace specified values with new values, in a factor or character vector.

unique.H2OParsedData

Extract Unique Elements from H2O Dataset

H2OGLMModelList-class

Class "H2OGLMModelList"

Change the elements of a character vector to lower case

Display the Structure of a H2O Dataset

H2OPerfModel-class

Class "H2OPerfModel"

h2o.deepfeatures

Feature Generation via H2O Deep Learning Model

h2o.deeplearning

H2O: Deep Learning Neural Networks

Export H2O Data Frame to a File.

Save all H2OModel objects to disk.

View H2O R Logs

Change the elements of a character vector to lower case

H2OParsedData-class

Class "H2OParsedData"

Write and Echo Message to H2O Log

H2O: K-Means Clustering

h2o.randomForest

H2O: Random Forest

tolower.H2OParsedData

Transform Elements of a Character Vector Into Lower Case

Sample an H2O Data Set

H2OPCAModel-class

Class "H2OPCAModel"

cbind.H2OParsedData

Combine H2O Datasets by Columns

h2o.clusterStatus

Retrieve Status of H2O Cluster

h2o.createFrame

Create an H2O Frame

Pattern Replacement

h2o.importFolder

Import Local Directory of Data Files

Produces a vector of specified length contain random uniform numbers

h2o.insertMissingValues

Replace Entries in H2O Data Set with Missing Value

The Number of Rows/Columns of a H2O Dataset

zzz_ShutdownAfterExamples

Shutdown H2O cloud after examples run (for H2O developers only)