This is a repository of DataMelt examples organized by topics and programming language. Guests can view the examples with the Free license. They can be found using the string "free license" in the left search form. Full DataMelt members can also view the code examples with the Pro license after login to the Member page. The protected from guests examples can be found using the string "pro license" in the left search form.

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Nr	Output	Code	License	Description
1		Python (Jython) (View Code) (View Output)	Member access	An example of a plot with mathematical symbols and greek letters (Topic: Graphics/Annotation)
2		Jython/Python (View Code) (View Output)	Member access	Charts based on the HChart (Topic: Plots/2D)
3		Jython/Python (View Code) (View Output)	Member access	Two charts based on the HChart (Topic: Plots/2D)
4		Jython/Python (View Code) (View Output)	Member access	Four charts based on the HChart (Topic: Plots/2D)
5		Jython/Python (View Code) (View Output)	Member access	Two charts with bars based on the HChart (Topic: Plots/2D)
6		Jython/Python (View Code) (View Output)	Member access	Pie charts based on the HChart (Topic: Plots/2D)
7		Jython/Python (View Code) (View Output)	Member access	Charts using polar coordinates (Topic: Plots/2D)
8		Jython/Python (View Code) (View Output)	Member access	Showing H2D, P1D and 2D function using HPlot2D (Topic: Plots/Contour)
9		Jython/Python (View Code) (View Output)	Member access	Showing double log in X and Y axes and special symbols (Topic: Plots/Graph)
10		Jython/Python (View Code) (View Output)	Member access	Multiple objects and manually setting interactive keys with HKey (Topic: Plots/2D)
11		Jython/Python (View Code) (View Output)	Member access	HPlotJa shows data points with errors (Topic: Plots/2D)
12		Jython/Python (View Code) (View Output)	Member access	Shows a pad inside the other using HPlotJa (Topic: Plots/2D)
13		Jython/Python (View Code) (View Output)	Member access	HPlotXY canvas for histograms and X-Y data (Topic: Plots/2D)
14		Jython/Python (View Code) (View Output)	Member access	Showing a steam of 2D data using HPlot (Topic: Plots/Real time)
15		Jython/Python (View Code) (View Output)	Member access	Show data and functions using WPlot canvas (Topic: Data arrays/P1D)
16		Jython/Python (View Code) (View Output)	Member access	Perform a fuzzy cluster analysis (Topic: Data mining/clustering)
17		Jython/Python (View Code) (View Output)	Member access	Data in X-Y, plotting on 2D canvas (Topic: Data arrays/P1D)
18		Jython/Python (View Code) (View Output)	Member access	Data in X-Y with error on Y, plotting on 2D canvas (Topic: Data arrays/P1D)
19		Jython/Python (View Code) (View Output)	Member access	Calculate derivative of X-Y data points and plot (Topic: Data arrays/P1D)
20		Jython/Python (View Code) (View Output)	Member access	Data in X-Y plotted in polar coordinates. (Topic: Data arrays/P1D)
21		Jython/Python (View Code) (View Output)	Member access	Write and read 2D array and histogram to SQL Derby database (in-memory) (Topic: File IO/Database)
22		Jython/Python (View Code) (View Output)	Member access	Calculating compound interest. (Topic: Finance/Compounding)
23		Jython/Python (View Code) (View Output)	Member access	A plot with time series. (Topic: Finance/Plots)
24		Jython/Python (View Code) (View Output)	Member access	Interactive fit using Jas (Topic: Data fitting/jaida)
25		Jython/Python (View Code) (View Output)	Member access	Interactive fit of H1D using Jas and a defined function (Topic: Data fitting/jaida)
26		Jython/Python (View Code) (View Output)	Member access	Fitting data using Minuit and the Chi2 method (Topic: Data fitting/minuit)
27		Jython/Python (View Code) (View Output)	Member access	Fitting negative-binomial distribution wth analytic function (Topic: Data fitting/hfitter)
28		Jython/Python (View Code) (View Output)	Member access	Interactive fit of P1D array and HFit (Topic: Data fitting/hfitter)
29		Jython/Python (View Code) (View Output)	Member access	Fitting data using a complex function (non-linear regression) (Topic: Data fitting/hfitter)
30		Jython/Python (View Code) (View Output)	Member access	A function plotted in polar coordinates. (Topic: Data arrays/P1D)
31		Jython/Python (View Code) (View Output)	Member access	Minuit (MnMigrad) minimization of P1D function (Topic: Function/Minimization)
32		Jython/Python (View Code) (View Output)	Member access	Minuit minimization using LogLikehood (Topic: Function/Minimization)
33		Jython/Python (View Code) (View Output)	Member access	Running the anti-Kt jet algorithm using a realistic pp event (Topic: Physics/HEP)
34		Jython/Python (View Code) (View Output)	Member access	Running the anti-Kt jet algorithm for high energy particle collisions (Topic: Physics/HEP)
35		Jython/Python (View Code) (View Output)	Member access	anti-Kt jet algorithm for high energy particle collisions suing fast algorithm (Topic: Physics/HEP)
36		Jython/Python (View Code) (View Output)	Member access	Running the Kt jet algorithm for high energy particle collisions (Topic: Physics/HEP)
37		Jython/Python (View Code) (View Output)	Member access	Shows data points as lines for different cases. Using log scales (Topic: Physics/HEP)
38		Jython/Python (View Code) (View Output)	Member access	Adaptive histograms (bins adjusted at run time) (Topic: Histograms/1D)
39		Jython/Python (View Code) (View Output)	Member access	Reading data from external files using HFile (Topic: File IO/Ascii)
40		Jython/Python (View Code) (View Output)	Member access	Using NeoDatis database to store objects (Topic: File IO/Database)
41		Jython/Python (View Code) (View Output)	Member access	File output of a list (Topic: File IO/Binary)
42		Jython/Python (View Code) (View Output)	Member access	Using flat-file database and FileHashMap class (Topic: File IO/Database)
43		Jython/Python (View Code) (View Output)	Member access	Write and read histograms using HBook (Topic: File IO/HBook)
44		Jython/Python (View Code) (View Output)	Member access	Write a map of objects using HFile (Topic: File IO/Binary)
45		Jython/Python (View Code) (View Output)	Member access	Writing and reading objects in compressed form (PFile) (Topic: File IO/Binary)
46		Jython/Python (View Code) (View Output)	Member access	Reading a CSV file and plotting columns (Topic: File IO/CSV)
47		Java (View Code) (View Output)	Member access	Show data points with uncertainties using two plot areas (Topic: Data arrays/DataPointSet)
48		Jython/Python (View Code) (View Output)	Member access	Data mining using a linear regression and predictions (Topic: Data mining/regression)
49		Jython/Python (View Code) (View Output)	Member access	Build a bayesian Self-Organizing Map. Example I (Topic: Artificial Intelligence/neural net)
50		Jython/Python (View Code) (View Output)	Member access	Build a bayesian Self-Organizing Map. Example II (Topic: Artificial Intelligence/neural net)
51		Jython/Python (View Code) (View Output)	Member access	Kohonen Feature Map in 2D (SOM) (Topic: Artificial Intelligence/neural net)
52		Jython/Python (View Code) (View Output)	Member access	Kohonen Feature Map in N dimension (SOM) (Topic: Artificial Intelligence/neural net)
53		Jython/Python (View Code) (View Output)	Member access	Using P1D data holder and calculate weighted average (Topic: Data arrays/P1D)
54		Jython/Python (View Code) (View Output)	Member access	Error propogations for multiple measurements (Topic: Data arrays/P1D)
55		Jython/Python (View Code) (View Output)	Member access	Operations on P1D data (Topic: Data arrays/P1D)
56		Jython/Python (View Code) (View Output)	Member access	P1D arrays and data manipulations (Topic: Data arrays/P1D)
57		Jython/Python (View Code) (View Output)	Member access	Showx X-Y values with statistical and systematic errors (Topic: Data arrays/P1D)
58		Jython/Python (View Code) (View Output)	Member access	P1D data holder and evaluation of systematics (Topic: Data arrays/P1D)
59		Jython/Python (View Code) (View Output)	Member access	P1D data holder with systematical errors (Topic: Data arrays/P1D)
60		Jython/Python (View Code) (View Output)	Member access	Using P1D to show data in a contor plot (Topic: Data arrays/P1D)
61		Jython/Python (View Code) (View Output)	Member access	Data array P1D and how to show it using HPlot (Topic: Data arrays/P1D)
62		Jython/Python (View Code) (View Output)	Member access	P1D 2D array with errors filled as area (Topic: Data arrays/P1D)
63		Jython/Python (View Code) (View Output)	Member access	Show from a negative-binomial distributions (as lines) (Topic: Data arrays/P1D)
64		Jython/Python (View Code) (View Output)	Member access	Using P1D class for data manipulation (with uncertainties) (Topic: Data arrays/P1D)
65		Jython/Python (View Code) (View Output)	Member access	Uncertainty (error) propogation for multiple measurements (Topic: Measurements/ErrorPropogation)
66		Jython/Python (View Code) (View Output)	Member access	Show a summary of experimental data (Topic: Physics/HEP)
67		Jython/Python (View Code) (View Output)	Member access	Show two sets of experimental data from HepData (aida format) (Topic: Physics/HEP)
68		Jython/Python (View Code) (View Output)	Member access	A typical world's summary plot (Topic: Physics/HEP)
69		Jython/Python (View Code) (View Output)	Member access	Display an ellipse shape using P1D data points (Topic: Graphics/2D)
70		Jython/Python (View Code) (View Output)	Member access	Display a rotated ellipse using P1D data points (Topic: Graphics/2D)
71		Jython/Python (View Code) (View Output)	Member access	Display a random ellipse using P1D data points (Topic: Graphics/2D)
72		Jython/Python (View Code) (View Output)	Member access	Show two reverse Gamma distributions with a shift (Topic: Statistics/Descriptive)
73		Jython/Python (View Code) (View Output)	Member access	Two shifted gamma distribution with lines seprated by constant value (Topic: Statistics/Descriptive)
74		Jython/Python (View Code) (View Output)	Member access	Plottinting two Gamma functions (Topic: Statistics/Descriptive)
75		Jython/Python (View Code) (View Output)	Member access	Density distribution of Cauchy function (Topic: Statistics/Descriptive)
76		Jython/Python (View Code) (View Output)	Member access	Chi2 comparison of X-Y points and a function (chi2, p-values) (Topic: Statistics/Tests)
77		Jython/Python (View Code) (View Output)	Member access	Statistical comparisons. Kolmogorov Smirnov (KS), Anderson-Darling, Goodman (Topic: Statistics/Tests)
78		Jython/Python (View Code) (View Output)	Member access	Calculate eecentricity using a principle component analysis (PCA) (Topic: Statistics/Advanced)
79		Jython/Python (View Code) (View Output)	Member access	Principle component analysis (PCA) (Topic: Statistics/PCA)
80		Jython/Python (View Code) (View Output)	Member access	Polynomial regression example. It shows PolySolve generator to fit X-Y data. (Topic: Statistics/Regression)
81		Jython/Python (View Code) (View Output)	Member access	Linear regression example. Show predictions and confidence range (Topic: Statistics/Regression)
82		Jython/Python (View Code) (View Output)	Member access	Linear regression example II (Topic: Statistics/Regression)
83		Jython/Python (View Code) (View Output)	Member access	Loess (Lowess) smoothing of data (Topic: Statistics/Smoothing)
84		Jython/Python (View Code) (View Output)	Member access	Data smoothing (interpolation), Cubic and SPline (Topic: Statistics/Smoothing)
85		Jython/Python (View Code) (View Output)	Member access	Statistical limits in presence of background (Topic: Statistics/Limits)
86		Jython/Python (View Code) (View Output)	Member access	Identification of 2D shapes in data (Topic: Statistics/Tests)
87		Jython/Python (View Code) (View Output)	Member access	Style for 2D. Plain article style (BG color) (Topic: Plots/2D)
88		Jython/Python (View Code) (View Output)	Member access	Article style (BG) with logo and highlighted region (Topic: Plots/2D)
89		Jython/Python (View Code) (View Output)	Member access	Style with log scales (Topic: Plots/2D)
90		Jython/Python (View Code) (View Output)	Member access	Presentation style for 2D plots (colors) (Topic: Plots/2D)
91		Jython/Python (View Code) (View Output)	Member access	A better article style (BG) with antialias (Topic: Plots/2D)
92		Jython/Python (View Code) (View Output)	Member access	Presentation style with logo and LaTeX equation (Topic: Plots/2D)
93		Jython/Python (View Code) (View Output)	Member access	Two plot regions with article style (BG) and antialias (Topic: Plots/2D)
94		Jython/Python (View Code) (View Output)	Member access	Presentation style with many colors and insert image (Topic: Plots/2D)
95		Jython/Python (View Code) (View Output)	Member access	A fancy article style (BG) for 2D plots (Topic: Plots/2D)
96		Jython/Python (View Code) (View Output)	Member access	Article style (BG) with log scale (Topic: Plots/2D)
97		Jython/Python (View Code) (View Output)	Member access	Article style with custom tick labels (Topic: Plots/2D)
98		Jython/Python (View Code) (View Output)	Member access	Article style (BG) with 3 plots (Topic: Plots/2D)
99		Jython/Python (View Code) (View Output)	Member access	Article style (BG) with an insert plot (Topic: Plots/2D)
100		Jython/Python (View Code) (View Output)	Member access	Symbolic regression solver based on genetic programming (GAP) (Topic: Artificial Intelligence/genetic programming)
101		Jython/Python (View Code) (View Output)	Member access	Symbolic regression solver based on genetic programming (GAP) in 2D case (Topic: Artificial Intelligence/genetic programming)
102		Jython/Python (View Code) (View Output)	Member access	Read time series and plot it (Topic: Finance/Time series)
103		Jython/Python (View Code) (View Output)	Member access	Read time series and plot using castom X-lables (months) (Topic: Finance/Time series)
104		Jython/Python (View Code) (View Output)	Member access	Calculation of eccentricity using PCA (Topic: Statistics/Advanced)
105		Jython/Python (View Code) (View Output)	Member access	Jet production at LHC using antiKT jets (Topic: Physics/HEP)
106		Jython/Python (View Code) (View Output)	Member access	Show ROOT histograms using different styles (Topic: Physics/HEP)
107		Jython/Python (View Code) (View Output)	Member access	Running scripts created by the Durham HepData (Topic: Physics/HEP)
108		Jython/Python (View Code) (View Output)	Member access	Store and read data arrays using YAML format (Topic: File IO/YAML)
109		Jython/Python (View Code) (View Output)	Member access	Tutorial on data mining for java.net (Topic: Data mining/regression)
110		Jython/Python (View Code) (View Output)	Member access	Fitting 2D ellipse. Object recognision (Topic: Data fitting/2D shapes)
111		Jython/Python (View Code) (View Output)	Member access	Fit 2D random circle. Object identification (Topic: Data fitting/2D shapes)
112		Jython/Python (View Code) (View Output)	Member access	Complex function defined programically (Topic: Function/Non-parametric)
113		Jython/Python (View Code) (View Output)	Member access	Shwoing X-Y data on 4 canvas regions (Topic: Plots/2D)
114		Jython/Python (View Code) (View Output)	Member access	Show ticks and custom labels with annotations (Topic: Plots/2D)
115		Jython/Python (View Code) (View Output)	Member access	Showing XY data and verious geometrical shapes (Topic: Graphics/2D)
116		Jython/Python (View Code) (View Output)	Member access	Fitting data using defined linear function (Topic: Data fitting/hfitter)
117		Jython/Python (View Code) (View Output)	Member access	Using JNumeric to create arrays and plot X-Y value (Topic: Plots/2D)
118		Jython/Python (View Code) (View Output)	Member access	Forecasting time series using Joone neural network (Topic: Artificial Intelligence/neural net)
119		Jython/Python (View Code) (View Output)	Member access	Hennon attractor for fractal dimension calculations (Topic: Function/Non-parametric)
120		Jython/Python (View Code) (View Output)	Member access	Non-linear regression using fitter and visual representation (Topic: Data mining/Regression)
121		Jython/Python (View Code) (View Output)	Member access	Using D4Wavelet to reduce noise in data (Topic: Signal Processing/Wavelets)
122		Jython/Python (View Code) (View Output)	Member access	HaarWavelet example to denose data (Topic: Signal Processing/Wavelets)
123		Python (Jython) (View Code) (View Output)	Member access	Classification using Fisher's Linear Discriminant (FLD) (Topic: Data mining/Classification)
124		Python (Jython) (View Code) (View Output)	Member access	Classification using Quadratic Discriminant analysis (QDA) (Topic: Data mining/Classification)
125		Jython/Python (View Code) (View Output)	Member access	Classification using Regularized Discriminant Analysis (RDA) (Topic: Data mining/Classification)
126		Jython/Python (View Code) (View Output)	Member access	Classification using k-nearest neighbor algorithm (k-NN) (Topic: Data mining/Classification)
127		Jython/Python (View Code) (View Output)	Member access	Classification using Logistic regression and Smile (Topic: Data mining/Classification)
128		Jython/Python (View Code) (View Output)	Member access	Classification using Linear discriminant analysis (LDA) (Topic: Data mining/Classification)
129		Jython/Python (View Code) (View Output)	Member access	Classification using Multilayer Perceptron Neural Network (Topic: Data mining/Classification)
130		Jython/Python (View Code) (View Output)	Member access	Using SplinePolynomial for data smoothing (Topic: Statistics/Smoothing)