R Interface for H2O

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Documentation for package ‘h2o’ version 3.6.0.8

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h2o-package H2O R Interface

-- A --

aaa Starting H2O For examples
apply Apply on H2O Datasets
as.character.Frame Convert an H2O Frame to a String
as.data.frame.Frame Converts a Parsed H2O data into a Data Frame
as.factor Convert H2O Data to Factors
as.h2o R data.frame -> Frame
as.matrix.Frame Convert an H2O Frame to a matrix
as.numeric Convert H2O Data to Numeric
as.vector Convert an H2O Frame to a vector
as.vector.Frame Convert an H2O Frame to a vector
australia Australia Coastal Data

-- C --

colnames Returns the column names of a Frame
colnames<- S3 Group Generic Functions for H2O
cut.Frame Cut H2O Numeric Data to Factor

-- D --

day Convert Milliseconds to Day of Month in H2O Datasets
day.Frame Convert Milliseconds to Day of Month in H2O Datasets
dayOfWeek Convert Milliseconds to Day of Week in H2O Datasets
dayOfWeek.Frame Convert Milliseconds to Day of Week in H2O Datasets
dim.Frame Returns the Dimensions of an H2O Frame
dimnames.Frame Column names of an H2O Frame

-- F --

Frame-Extract Extract or Replace Parts of an H2O Frame Object

-- G --

getBetweenSS Accessor Methods for H2OModel Object
getBetweenSS-method Accessor Methods for H2OModel Object
getCenters Accessor Methods for H2OModel Object
getCenters-method Accessor Methods for H2OModel Object
getCentersStd Accessor Methods for H2OModel Object
getCentersStd-method Accessor Methods for H2OModel Object
getClusterSizes Accessor Methods for H2OModel Object
getClusterSizes-method Accessor Methods for H2OModel Object
getIterations Accessor Methods for H2OModel Object
getIterations-method Accessor Methods for H2OModel Object
getParms Accessor Methods for H2OModel Object
getParms-method Accessor Methods for H2OModel Object
getTotSS Accessor Methods for H2OModel Object
getTotSS-method Accessor Methods for H2OModel Object
getTotWithinSS Accessor Methods for H2OModel Object
getTotWithinSS-method Accessor Methods for H2OModel Object
getWithinSS Accessor Methods for H2OModel Object
getWithinSS-method Accessor Methods for H2OModel Object

-- H --

h2o H2O R Interface
h2o.accuracy H2O Model Metric Accessor Functions
h2o.aic Retrieve the AIC. If "train", "valid", and "xval" parameters are FALSE (default), then the training AIC value is returned. If more than one parameter is set to TRUE, then a named vector of AICs are returned, where the names are "train", "valid" or "xval".
h2o.anomaly Anomaly Detection via H2O Deep Learning Model
h2o.anyFactor Check Frame columns for factors
h2o.assign Rename an H2O object.
h2o.auc Retrieve the AUC
h2o.betweenss Get the between cluster sum of squares. If "train", "valid", and "xval" parameters are FALSE (default), then the training betweenss value is returned. If more than one parameter is set to TRUE, then a named vector of betweenss' are returned, where the names are "train", "valid" or "xval".
h2o.biases Return the respective bias vector
h2o.cbind Combine H2O Datasets by Columns
h2o.centers Retrieve the Model Centers
h2o.centersSTD Retrieve the Model Centers STD
h2o.centroid_stats Retrieve the centroid statistics If "train", "valid", and "xval" parameters are FALSE (default), then the training centroid stats value is returned. If more than one parameter is set to TRUE, then a named list of centroid stats data frames are returned, where the names are "train", "valid" or "xval".
h2o.clearLog Delete All H2O R Logs
h2o.clusterInfo Print H2O cluster info
h2o.clusterIsUp Determine if an H2O cluster is up or not
h2o.clusterStatus Return the status of the cluster
h2o.cluster_sizes Retrieve the cluster sizes If "train", "valid", and "xval" parameters are FALSE (default), then the training cluster sizes value is returned. If more than one parameter is set to TRUE, then a named list of cluster size vectors are returned, where the names are "train", "valid" or "xval".
h2o.coef Retrieve the model coefficeints
h2o.coef_norm Retrieve the normalized coefficients
h2o.confusionMatrix Access H2O Confusion Matrices
h2o.confusionMatrix-method Access H2O Confusion Matrices
h2o.createFrame Data Frame Creation in H2O
h2o.cut Cut H2O Numeric Data to Factor
h2o.day Convert Milliseconds to Day of Month in H2O Datasets
h2o.dayOfWeek Convert Milliseconds to Day of Week in H2O Datasets
h2o.dct Compute DCT of an H2O Frame
h2o.ddply Split H2O Dataset, Apply Function, and Return Results
h2o.deepfeatures Feature Generation via H2O Deep Learning Model
h2o.deeplearning Build a Deep Learning Neural Network
h2o.downloadAllLogs Download H2O Log Files to Disk
h2o.downloadCSV Download H2O Data to Disk
h2o.download_pojo Download the Scoring POJO (Plain Old Java Object) of a H2O Model
h2o.error H2O Model Metric Accessor Functions
h2o.exportFile Export an H2O Data Frame to a File
h2o.exportHDFS Export a Model to HDFS
h2o.F0point5 H2O Model Metric Accessor Functions
h2o.F1 H2O Model Metric Accessor Functions
h2o.F2 H2O Model Metric Accessor Functions
h2o.fallout H2O Model Metric Accessor Functions
h2o.filterNACols Filter NA Columns
h2o.find_row_by_threshold Find the threshold, give the max metric. No duplicate thresholds allowed
h2o.find_threshold_by_max_metric Find the threshold, give the max metric
h2o.fnr H2O Model Metric Accessor Functions
h2o.fpr H2O Model Metric Accessor Functions
h2o.gbm Gradient Boosted Machines
h2o.getConnection Retrieve an H2O Connection
h2o.getFrame Get an R Reference to an H2O Dataset, that will NOT be GC'd by default
h2o.getFutureModel Get future model
h2o.getGrid Get a grid object from H2O distributed K/V store.
h2o.getId Get back-end distributed key/value store id from a Frame.
h2o.getModel Get an R reference to an H2O model
h2o.getTimezone Get the Time Zone on the H2O Cloud Returns a string
h2o.getTypes Get the types-per-column
h2o.getVersion Get h2o version
h2o.giniCoef Retrieve the GINI Coefficcient
h2o.glm H2O Generalized Linear Models
h2o.glrm Generalized Low Rank Model
h2o.grid H2O Grid Support
h2o.group_by Group and Apply by Column
h2o.gsub String Global Substitute
h2o.head Return the Head or Tail of an H2O Dataset.
h2o.hist Compute A Histogram
h2o.hit_ratio_table Retrieve the Hit Ratios If "train", "valid", and "xval" parameters are FALSE (default), then the training Hit Ratios value is returned. If more than one parameter is set to TRUE, then a named list of Hit Ratio tables are returned, where the names are "train", "valid" or "xval".
h2o.hour Convert Milliseconds to Hour of Day in H2O Datasets
h2o.ifelse H2O Apply Conditional Statement
h2o.importFile Import Files into H2O
h2o.importFolder Import Files into H2O
h2o.importHDFS Import Files into H2O
h2o.importURL Import Files into H2O
h2o.impute Basic Imputation of H2O Vectors
h2o.init Initialize and Connect to H2O
h2o.insertMissingValues Inserting Missing Values to an H2O DataFrame
h2o.interaction Categorical Interaction Feature Creation in H2O
h2o.is_client Check Client Mode Connection
h2o.killMinus3 Dump the stack into the JVM's stdout.
h2o.kmeans KMeans Model in H2O
h2o.length S3 Group Generic Functions for H2O
h2o.levels Return the levels from the column requested column.
h2o.listTimezones List all of the Time Zones Acceptable by the H2O Cloud.
h2o.loadModel Load H2O Model from HDFS or Local Disk
h2o.logAndEcho Log a message on the server-side logs
h2o.logloss Retrieve the Log Loss Value
h2o.ls List Keys on an H2O Cluster
h2o.makeGLMModel Set betas of an existing H2O GLM Model
h2o.match Value Matching in H2O
h2o.maxPerClassError H2O Model Metric Accessor Functions
h2o.mcc H2O Model Metric Accessor Functions
h2o.mean Mean of a column
h2o.mean_residual_deviance Retrieve the Mean Residual Deviance value
h2o.median H2O Median
h2o.merge Merge Two H2O Data Frames
h2o.metric H2O Model Metric Accessor Functions
h2o.missrate H2O Model Metric Accessor Functions
h2o.mktime Compute msec since the Unix Epoch
h2o.month Convert Milliseconds to Months in H2O Datasets
h2o.mse Retrieves Mean Squared Error Value
h2o.naiveBayes Naive Bayes Model in H2O
h2o.nchar String length
h2o.networkTest View Network Traffic Speed
h2o.null_deviance Retrieve the null deviance If "train", "valid", and "xval" parameters are FALSE (default), then the training null deviance value is returned. If more than one parameter is set to TRUE, then a named vector of null deviances are returned, where the names are "train", "valid" or "xval".
h2o.null_dof Retrieve the null degrees of freedom If "train", "valid", and "xval" parameters are FALSE (default), then the training null degrees of freedom value is returned. If more than one parameter is set to TRUE, then a named vector of null degrees of freedom are returned, where the names are "train", "valid" or "xval".
h2o.num_iterations Retrieve the number of iterations.
h2o.openLog View H2O R Logs
h2o.parseRaw H2O Data Parsing
h2o.parseSetup Get a parse setup back for the staged data.
h2o.performance Model Performance Metrics in H2O
h2o.prcomp Principal Components Analysis
h2o.precision H2O Model Metric Accessor Functions
h2o.predict Predict on an H2O Model
h2o.quantile Quantiles of H2O Frames.
h2o.r2 Retrieve the R2 value
h2o.randomForest Build a Big Data Random Forest Model
h2o.rbind Combine H2O Datasets by Rows
h2o.recall H2O Model Metric Accessor Functions
h2o.removeAll Remove All Objects on the H2O Cluster
h2o.removeVecs Delete Columns from a Frame
h2o.rep_len Replicate Elements of Vectors or Lists into H2O
h2o.residual_deviance Retrieve the residual deviance If "train", "valid", and "xval" parameters are FALSE (default), then the training residual deviance value is returned. If more than one parameter is set to TRUE, then a named vector of residual deviances are returned, where the names are "train", "valid" or "xval".
h2o.residual_dof Retrieve the residual degrees of freedom If "train", "valid", and "xval" parameters are FALSE (default), then the training residual degrees of freedom value is returned. If more than one parameter is set to TRUE, then a named vector of residual degrees of freedom are returned, where the names are "train", "valid" or "xval".
h2o.rm Delete Objects In H2O
h2o.runif Produce a Vector of Random Uniform Numbers
h2o.saveModel Save an H2O Model Object to Disk
h2o.scale Scaling and Centering of an H2O Frame
h2o.scoreHistory Retrieve Model Score History
h2o.sd Standard Deviation of a column of data.
h2o.sdev Retrieve the standard deviations of principal components
h2o.sensitivity H2O Model Metric Accessor Functions
h2o.setLevels Set Levels of H2O Factor Column
h2o.setTimezone Set the Time Zone on the H2O Cloud
h2o.shutdown Shut Down H2O Instance
h2o.specificity H2O Model Metric Accessor Functions
h2o.splitFrame Split an H2O Data Set
h2o.startGLMJob Start an H2O Generalized Linear Model Job
h2o.startLogging Start Writing H2O R Logs
h2o.stopLogging Stop Writing H2O R Logs
h2o.strsplit String Split
h2o.sub String Substitute
h2o.summary Summarizes the columns of a H2O data frame.
h2o.svd Singular Value Decomposition
h2o.table Cross Tabulation and Table Creation in H2O
h2o.tabulate Tabulation between Two Columns of a H2O Frame
h2o.tail Return the Head or Tail of an H2O Dataset.
h2o.tnr H2O Model Metric Accessor Functions
h2o.tolower To Lower
h2o.totss Get the total sum of squares. If "train", "valid", and "xval" parameters are FALSE (default), then the training totss value is returned. If more than one parameter is set to TRUE, then a named vector of totss' are returned, where the names are "train", "valid" or "xval".
h2o.tot_withinss Get the total within cluster sum of squares. If "train", "valid", and "xval" parameters are FALSE (default), then the training tot_withinss value is returned. If more than one parameter is set to TRUE, then a named vector of tot_withinss' are returned, where the names are "train", "valid" or "xval".
h2o.toupper To Upper
h2o.tpr H2O Model Metric Accessor Functions
h2o.trim Trim Space
h2o.uploadFile Import Files into H2O
h2o.var Variance of a column.
h2o.varimp Retrieve the variable importance.
h2o.week Convert Milliseconds to Week of Week Year in H2O Datasets
h2o.weights Retrieve the respective weight matrix
h2o.withinss Get the Within SS
h2o.year Convert Milliseconds to Years in H2O Datasets
H2OAutoEncoderMetrics-class The H2OModelMetrics Object.
H2OAutoEncoderModel-class The H2OModel object.
H2OBinomialMetrics-class The H2OModelMetrics Object.
H2OBinomialModel-class The H2OModel object.
H2OClusteringMetrics-class The H2OModelMetrics Object.
H2OClusteringModel-class The H2OClusteringModel object.
H2OConnection The H2OConnection class.
H2OConnection-class The H2OConnection class.
H2ODimReductionMetrics-class The H2OModelMetrics Object.
H2ODimReductionModel-class The H2OModel object.
H2OGrid H2O Grid
H2OGrid-class H2O Grid
H2OModel The H2OModel object.
H2OModel-class The H2OModel object.
H2OModelFuture-class H2O Future Model
H2OModelMetrics The H2OModelMetrics Object.
H2OModelMetrics-class The H2OModelMetrics Object.
H2OMultinomialMetrics-class The H2OModelMetrics Object.
H2OMultinomialModel-class The H2OModel object.
H2ORegressionMetrics-class The H2OModelMetrics Object.
H2ORegressionModel-class The H2OModel object.
H2OUnknownMetrics-class The H2OModelMetrics Object.
H2OUnknownModel-class The H2OModel object.
head.Frame Return the Head or Tail of an H2O Dataset.
hour Convert Milliseconds to Hour of Day in H2O Datasets
hour.Frame Convert Milliseconds to Hour of Day in H2O Datasets
housevotes United States Congressional Voting Records 1984

-- I --

ifelse H2O Apply Conditional Statement
iris Edgar Anderson's Iris Data
is.factor Check if factor
is.na.Frame S3 Group Generic Functions for H2O
is.numeric Check if numeric

-- L --

length.Frame S3 Group Generic Functions for H2O
log S3 Group Generic Functions for H2O

-- M --

match.Frame Value Matching in H2O
Math.Frame S3 Group Generic Functions for H2O
mean.Frame Mean of a column
median.Frame H2O Median
ModelAccessors Accessor Methods for H2OModel Object
month Convert Milliseconds to Months in H2O Datasets
month.Frame Convert Milliseconds to Months in H2O Datasets

-- N --

na.omit.Frame Remove Rows With NAs
names.Frame Column names of an H2O Frame
names<-.Frame S3 Group Generic Functions for H2O
ncol.Frame S3 Group Generic Functions for H2O
nrow.Frame S3 Group Generic Functions for H2O

-- O --

Ops.Frame S3 Group Generic Functions for H2O

-- P --

plot.H2OModel Plot an H2O Model
plot.H2OTabulate Plot an H2O Tabulate Heatmap
predict.H2OModel Predict on an H2O Model
print.Frame Print An H2O Frame
print.H2OTable Print method for H2OTable objects
prostate Prostate Cancer Study

-- Q --

quantile.Frame Quantiles of H2O Frames.

-- R --

range.Frame Range of an H2O Column

-- S --

scale.Frame Scaling and Centering of an H2O Frame
sd Standard Deviation of a column of data.
show-method The H2OConnection class.
show-method H2O Grid
show-method The H2OModel object.
show-method The H2OModelMetrics Object.
str.Frame Display the structure of an H2O Frame object
summary-method Format grid object in user-friendly way
summary-method Print the Model Summary
Summary.Frame S3 Group Generic Functions for H2O
summary.Frame Summarizes the columns of a H2O data frame.

-- T --

t.Frame S3 Group Generic Functions for H2O
table.Frame Cross Tabulation and Table Creation in H2O
tail.Frame Return the Head or Tail of an H2O Dataset.
trunc S3 Group Generic Functions for H2O

-- V --

var Variance of a column.

-- W --

walking Muscular Actuations for Walking Subject
week Convert Milliseconds to Week of Week Year in H2O Datasets
week.Frame Convert Milliseconds to Week of Week Year in H2O Datasets

-- Y --

year Convert Milliseconds to Years in H2O Datasets
year.Frame Convert Milliseconds to Years in H2O Datasets

-- Z --

zzz Shutdown H2O cloud after examples run

-- misc --

!.Frame S3 Group Generic Functions for H2O
$.Frame Extract or Replace Parts of an H2O Frame Object
$<-.Frame Extract or Replace Parts of an H2O Frame Object
%*% S3 Group Generic Functions for H2O
%in% Value Matching in H2O
[-method Extract or Replace Parts of an H2O Frame Object
[.Frame Extract or Replace Parts of an H2O Frame Object
[<-.Frame Extract or Replace Parts of an H2O Frame Object
[[.Frame Extract or Replace Parts of an H2O Frame Object
[[<-.Frame Extract or Replace Parts of an H2O Frame Object