Function Reference
File I/O Data Organization Descriptive Statistics Statistical Visualization Probability Distributions Hypothesis Tests Analysis of Variance Parametric Regression Analysis Multivariate Methods Cluster Analysis Model Assessment Parametric Classification Nonparametric Supervised Learning Alphabetical List Class Reference
Data file input/output Data arrays and groups Data summaries Data patterns and trends Modeling data frequency Inferences from data Modeling data variance Continuous data models Visualization and reduction Identifying data categories Identifying data categories Categorical data models Classification and regression via trees, bagging, boosting, and more Stochastic data models Systematic data collection Production monitoring Interactive tools General purpose Hidden Markov Models Design of Experiments Statistical Process Control GUIs Utilities File I/O
caseread casewrite tblread tblwrite tdfread
Read case names from file Write case names to file Read tabular data from file Write tabular data to file Read tab-delimited file
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xptread
Create dataset array from data stored in SAS XPORT format file
Data Organization
Categorical Arrays Dataset Arrays Grouped Data Categorical Arrays
addlevels
(categorical) categorical cellstr
(categorical) circshift
(categorical) ctranspose (categorical) double
(categorical) droplevels (categorical)
Add levels to categorical array
cat (categorical) Concatenate categorical arrays
Create categorical array
Convert categorical array to cell array of strings
char (categorical) Convert categorical array to character array
Shift categorical array circularly Transpose categorical matrix
Convert categorical array to double array Drop levels
end (categorical) Last index in indexing expression for categorical
array flipdim
(categorical) fliplr
(categorical) flipud
(categorical) getlabels
(categorical) getlevels
(categorical)
Flip categorical array along specified dimension Flip categorical matrix in left/right direction Flip categorical matrix in up/down direction Access categorical array labels Get categorical array levels
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hist (categorical) Plot histogram of categorical data horzcat
(categorical) int16
(categorical) int32
(categorical) int64
(categorical)
Horizontal concatenation for categorical arrays Convert categorical array to signed 16-bit integer array
Convert categorical array to signed 32-bit integer array
Convert categorical array to signed 64-bit integer array
int8 (categorical) Convert categorical array to signed 8-bit integer
array intersect
(categorical) ipermute
(categorical) isempty
(categorical) isequal
(categorical) islevel
(categorical) ismember
(categorical) isscalar
(categorical) isundefined (categorical) isvector
(categorical) length
(categorical) levelcounts (categorical) mergelevels (ordinal) ndims
(categorical) nominal numel
(categorical)
Set intersection for categorical arrays
Inverse permute dimensions of categorical array True for empty categorical array True if categorical arrays are equal Test for levels
True for elements of categorical array in set
ismember (ordinal) Test for membership
True if categorical array is scalar Test for undefined elements
True if categorical array is vector Length of categorical array Element counts by level Merge levels
Number of dimensions of categorical array Construct nominal categorical array Number of elements in categorical array
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ordinal permute
(categorical) reorderlevels (categorical) repmat
(categorical) reshape
(categorical) rot90
(categorical) setdiff
(categorical) setlabels
(categorical) setxor
(categorical) shiftdim
(categorical) single
(categorical) sort (ordinal) squeeze
(categorical) summary
(categorical) times
(categorical) transpose
(categorical) uint16
(categorical) uint32
(categorical) uint64
(categorical) uint8
(categorical) union
Construct ordinal categorical array Permute dimensions of categorical array Reorder levels
Replicate and tile categorical array Resize categorical array
Rotate categorical matrix 90 degrees Set difference for categorical arrays Label levels
Set exclusive-or for categorical arrays Shift dimensions of categorical array Convert categorical array to single array
size (categorical) Size of categorical array
Sort elements of ordinal array
Squeeze singleton dimensions from categorical array Summary statistics for categorical array Product of categorical arrays Transpose categorical matrix
Convert categorical array to unsigned 16-bit integers Convert categorical array to unsigned 32-bit integers Convert categorical array to unsigned 64-bit integers Convert categorical array to unsigned 8-bit integers Set union for categorical arrays
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sortrows (ordinal) Sort rows
(categorical) unique
(categorical) vertcat
(categorical)
Unique values in categorical array
Vertical concatenation for categorical arrays
Dataset Arrays
cat (dataset) dataset datasetfun (dataset) end (dataset) get (dataset)
Concatenate dataset arrays Construct dataset array
Apply function to dataset array variables
cellstr (dataset) Create cell array of strings from dataset array
double (dataset) Convert dataset variables to double array
Last index in indexing expression for dataset array Access dataset array properties
export (dataset) Write dataset array to file
grpstats (dataset) Summary statistics by group for dataset arrays horzcat (dataset) Horizontal concatenation for dataset arrays isempty (dataset) True for empty dataset array join (dataset) Merge observations
length (dataset) Length of dataset array ndims (dataset) numel (dataset) replacedata (dataset) set (dataset) size (dataset) stack (dataset)
Number of dimensions of dataset array Number of elements in dataset array Replace dataset variables Set and display properties Size of dataset array
Stack data from multiple variables into single variable
single (dataset) Convert dataset variables to single array sortrows (dataset) Sort rows of dataset array
summary (dataset) Print summary of dataset array unique (dataset) Unique observations in dataset array
unstack (dataset) Unstack data from single variable into multiple
variables vertcat (dataset) Vertical concatenation for dataset arrays
Grouped Data
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