Summary of New Features in 12.3
A list of key new features since 12.2, including features experimental in 12.3.
Core Language
open all close allAround (updated) — dramatically improved performance
StringTakeDrop — take and drop from a string
LexicographicSort — lexicographic sorting of composite objects
ExcludedContexts, IncludedContexts — limit recursive definition saving in FullDefinition and related functions
FullDefinition (updated) ▪ Save (updated) ▪ Manipulate (updated) ▪ DynamicModule (updated)
ProgressReporting, $ProgressReporting — control whether algorithmic functions display progress bars
PersistentSymbol — symbol whose value is persistent across sessions etc.
WithLock — evaluate expressions with locks on specified files etc.
DatasetTheme — themes for displaying Dataset objects
Mathematical Computation
Equation & Inequality Solving »
SolveValues — directly give exact solution values for equations
NSolveValues — directly give numerical solution values for equations
Root (updated) — support for multivariate roots
Solve, Reduce (updated) — support for systems of transcendental equations
Symbolic Optimization
Minimize, … (updated) — efficient support for multi-parametric LP and QP
Minimize, … (updated) — efficient support for exact convex optimization
Numeric Optimization
NMinimize, … (updated) — support for quasi-convex and log-convex optimization
ConvexOptimization (updated) — support for "Gurobi" and "MOSEK" commercial solvers
ConvexOptimization (updated) — support for user extensible method framework
Mathematical Functions
FoxH — Fox H function, a generalized MeijerG function
CarlsonRC — Carlson elliptic integral functions
CarlsonRD ▪ CarlsonRE ▪ CarlsonRF ▪ CarlsonRG ▪ CarlsonRJ ▪ CarlsonRK ▪ CarlsonRM
Differential Equations
DSolve (updated) — now solves any linear system of ODEs with rational function coefficients
DSolve (updated) — now solves any linear ODE with q-rational function coefficients
DSolve (updated) — now supports PDE modeling operators such as WavePDEComponent
DSolve (updated) — has a new extensive monograph on symbolic solutions of PDEs
Integrals
BilateralLaplaceTransform — bilateral or double-sided Laplace transform
InverseBilateralLaplaceTransform — the inverse transform
Number Theory
PrimePi (updated) — support for progress monitoring of long computations
NumberDigit — gives the th decimal digit of a number
Visualization & Graphics
Vector Visualization »
StreamPlot3D — plots streamlines for vector field functions in 3D
ListStreamPlot3D — plots streamlines for vector field data in 3D
VectorPlot3D (updated) — can now plot over regions
Geo Visualization »
GeoGraphPlot — displays a graph with geo vertices on a map
GeoGraphics (updated) — improved handling of labels in vector maps
Data Visualization »
ListLinePlot3D — plots lines through 3D data
Graphics Language
AxisObject — graphics primitive representing a generalized quantitative axis
TickDirection ▪ TickLabelOrientation ▪ TickLabelPositioning ▪ TickLabels ▪ TickLengths ▪ TickPositions
Dashing (updated) — new syntaxes for tweaking dashes
AbsoluteDashing (updated) — new syntaxes for tweaking dashes
Geometric Computation & Graphics »
Region Modeling
RegionDilation — dilating a region by another region, also known as Minkowski sum
RegionErosion — eroding a region by another region, also known as Minkowski difference
Region Programming
CanonicalizeRegion — canonicalize the region representation
RegionConvert — convert to implicit or parametric representations of regions
Graphics Language
MaterialShading — realistic rendering of surface material
Lighting (updated) — new three-point lighting setting (for material and other displays)
Plane Geometry
GeometricTest — test whether geometric objects satisfy given properties or relations
Graphs & Networks »
Graph Visualization
LayeredGraphPlot3D — generalization of LayeredGraphPlot to layer planes in 3D
PlotTheme (updated) — new "NameLabeled" theme that labels vertices
GraphLayout (updated) — new layouts and fully documented layout methods
"SphericalEmbedding" — vertices on a sphere
Graph Computation
FindSpanningTree (updated) — now also works for a list of points
VertexInComponentGraph — the Graph of the VertexInComponent
VertexOutComponentGraph — the Graph of the VertexOutComponent
VertexTransitiveGraphQ — test whether a graph is vertex transitive
EdgeTransitiveGraphQ — test whether a graph is edge transitive
Video Computation »
Video Generation
AnimationVideo — generate a video by animating an expression
SlideShowVideo — generate a slide show video from a list of images or expressions
FrameListVideo — construct a video from a list of frames
VideoGenerator (updated) ▪ VideoRecord ▪ VideoStream (updated) ▪ GeneratedAssetFormat
Video Editing
VideoTimeStretch — slow down or speed up all or parts of a video
VideoInsert ▪ VideoReplace ▪ VideoJoin ▪ VideoTranscode ▪ BitRate
Video Processing & Analysis
VideoFrameMap (updated) — support for parallelization and combining multiple videos
VideoMap (updated) ▪ VideoMapList (updated) ▪ VideoMapTimeSeries (updated) ▪ VideoIntervals (updated)
Machine Learning Integration
FeatureExtractor (updated) — video feature extractor
"VideoFrames" — video frames net encoder
Image & Audio Computation
Image Processing »
Rasterize (updated) — performance improvement
HighlightImage (updated) — support for label matrices from segmentation algorithms
FindGeometricTransform (updated) — significant performance and quality improvement
RGBColor (updated) — now can be used directly for color conversion
GrayLevel (updated) ▪ Hue (updated) ▪ CMYKColor (updated) ▪ XYZColor (updated) ▪ LABColor (updated) ▪ LCHColor (updated) ▪ LUVColor (updated)
Audio Processing »
AudioStream (updated), AudioRecord (updated) — now support generated asset location options
Signal Processing »
FindPeaks (updated), PeakDetect (updated) — improved performance and quality
Machine Learning & Neural Networks
Neural Networks »
NetEncoder (updated) — support for Video
NetEncoder (updated) — support for any FeatureExtractor methods
ElementwiseLayer (updated) — swish and hardswish activation functions added
Machine Learning »
ClassifierFunction (updated) — Shapley-based feature explanation
PredictorFunction (updated) ▪ ClassifierMeasurements (updated) ▪ PredictorMeasurements (updated)
MissingValueSynthesis — option to control missing value synthesis
RecalibrationFunction — option to control calibration for classifiers and predictors
FeatureExtractor (updated) — support for Video
Networks & Applications
TextCases (updated) — improved model for entity recognition
"ONNX" — improved Import and Export of "ONNX" neural networks
NetModel (updated) — many additional networks in the Wolfram Neural Net Repository
Trees »
Construction and Representation »
Tree — tree object with data and subtrees
RandomTree — generate pseudo-random trees
RulesTree ▪ ExpressionTree ▪ GraphTree ▪ ...
Properties and Measurements »
TreeData — extract the data from a tree
TreeChildren — extract the children from a tree
TreeSize ▪ TreeDepth ▪ TreeLeaves ▪ TreePosition ▪ TreeExtract ▪ ...
Computation on Trees »
NestTree — recursively build up a tree by applying a function to the leaves
TreeFold — recursively reduce a tree to a single value
TreeMap — traverse a tree, applying a function to each subtree
TreeInsert ▪ TreeDelete ▪ TreeCases ▪ TreeSelect ▪ TreeReplacePart ▪ ...
Date & Time »
Parsing and Formatting of Dates
FromDateString — parsing date strings using locale, time zones and more
DateString (updated) — generating date strings using locale and extended formats
DateObject (updated) — extended range of formats and improved performance
Entity (updated) — "LanguageLocale" as a new domain to support date locales
Time Zone Handling
TimeZoneOffset (updated) — can handle repeated dates during daylight saving transitions
Astronomical Time
SolarTime — true time and mean time measured by following the Sun
SiderealTime (updated) — true time and mean time measured by following the stars
GeoOrientationData — time-related properties of the orientation of Earth versus celestial sphere
Systems Modeling & Control
System Modeling for Control Design »
StateFeedbackGains (updated) — now directly works for SystemModel models
LQRegulatorGains (updated) ▪ LQOutputRegulatorGains (updated) ▪ DiscreteLQRegulatorGains (updated) ▪ EstimatorRegulator (updated) ▪ LQGRegulator (updated) ▪ PIDTune (updated)
SystemsModelControllerData — generated from control design functions with rich data needed to connect and analyze the closed-loop system
Control Design for System Models »
ConnectSystemModelController — connect a controller back into a SystemModel
Molecular Structure & Computation
MoleculeName — find the name for a molecule
MoleculeSubstructureCount — count occurrences of a molecule substructure
MoleculeMaximumCommonSubstructure — identify substructures common to molecules
MoleculeAlign — align molecules in 3D
Importing & Exporting »
Image
"HEIF" (updated)— now can import depth information and metadata
"OpenEXR" (updated) — significant design and performance improvement
"WebP" (updated) — now support for multiframe files, performance improvement
Video
"MP4" (updated) — new import elements and export options
"QuickTime" (updated) ▪ "AVI" (updated) ▪ "Matroska" (updated) ▪ "Ogg" (updated)
Statistics
"SAS7BDAT" — new support for SAS statistical data file format
"DTA" ▪ "POR" ▪ "SAV" ▪ "XPORT" (updated)
Scientific
"MAT" (updated) — significant improvement in import and export
User Interface
QuestionObject — symbol representation of a quiz-style question
Automatic Text Styling Features »
DelimiterAutoMatching — whether to match delimiters as they are typed
AutoOperatorRenderings — automatic renderings for operator strings
AutoMultiplicationSymbol (updated) — finer-grained control for auto multiplication
Cryptography & Blockchains
SecuredAuthenticationKey (updated) — support for OAuth 2.0.
Encrypt (updated) — support for "BlockMode" and "InitializationVector" options
EncryptedObject (updated) — support for cipher, block mode and encryption padding
$CryptographicEllipticCurveNames (updated) — support for standard binary elliptic curves and Edwards curves
GenerateAsymmetricKeyPair (updated) ▪ GenerateDigitalSignature (updated) — support for more elliptic curve algorithms
PrivateKey (updated) ▪ PublicKey (updated) — support for more elliptic curve algorithms
Tezos Blockchain »
BlockchainData ▪ BlockchainBlockData ▪ BlockchainTransactionData ▪ BlockchainAddressData ▪ BlockchainTokenData
Code Compilation and Data Structures
Code Compilation »
FunctionCompile (updated) — compiles multiple functions, takes function declarations, can embed libraries and can embed cross-compiled byte code
FunctionCompileExport (updated) ▪ FunctionCompileExportLibrary (updated) ▪ FunctionCompileExportByteArray (updated) ▪ FunctionCompileExportString (updated)
$TargetSystems — a list of platforms supported for compilations and cross-compilations
FunctionDeclaration — declaration of a function to use in function compilation
CreateCompilerEnvironment — create a new environment of compilation definitions
CompilerEnvironment ▪ $CompilerEnvironment ▪ CompilerEnvironmentAppendTo ▪ CompilerEnvironmentObject
Compiled Types »
"Integer128" — a 128-bit machine integer type
"UnsignedInteger128" — a 128-bit machine integer type
Data Structures »
"ByteTrie" — a mutable trie for storing sequences of bytes
"ImmutableVector" — an immutable efficient extensible vector of expressions
"KDTree" — a k-d tree spatial subdivision for sets of points in d
Functions Enhanced by the Compiler
SquareWave ▪ SawtoothWave ▪ TriangleWave ▪ BrayCurtisDistance ▪ EuclideanDistance ▪ JaccardDissimilarity ▪ CoordinateBounds ▪ CoordinateBoundingBox ▪ Around
External Services & Operations
ExternalEvaluate (updated) — support for Java, Octave and system shells
ExternalStorageObject (updated) — support for Amazon S3