Features
The following list shows you the most important features of DataLab:
Data Processing
 various methods to import and export data
 support of nominal, ordinal and interval measurement scales
 builtin numerical data editor
 name generator
 sorting and mixing of data
 support of missing data
 matrix clipboard allows flexible reorganisation of data
 curve digitizer allows to convert printed diagrams into digital data
 automation of the analysis by programmability
Math and Statistics
 a builtin math calculator can be used to transform the measured data
 univariate descriptors and frequency tables
 a rich set of options for scaling the data
 statistical tests (ttest, ANOVA, Ftest, KolmogorovSmirnov, DeanDixon, correlation test, etc.)
 linear regression (straight line, polynomial, hyperbola, logarithmic, etc.)
 cross correlation table
 multiple linear regression
 selection of variables
 detection of multicollinearities
 ridge regression
 principal component analysis (PCA)
 principal component regression (PCR)
 partial least squares regression (PLS)
 linear discriminant analysis (LDA)
 PLS discriminant analysis (PLSDA)
 random forests
 self organizing map (SOM, Kohonen map)
 KNN modelling (memory based learner)
 hierarchical clustering (dendrograms)
 kMeans and fuzzy cMeans clustering
 random number generator with configurable distribution of random numbers
 Fast Fourier Transformation
 filter and smoothing
 time series visualization and analysis
Visualisation of Data
 displayed windows are freely configurable in size and colors
 a large number of chart types: point plots, line plots, spectra, xy plots, contour lines, principal components, histograms, Pareto charts, table survey, etc.
 scatter plots allow to recognize relationships among variables
 color maps to visualize threedimensional relationships
 data can be labeled by additional class information
 zoom and pan of data
 the axes and the titles of the graphs as well as single data items can be labeled almost arbitrarily
 onscreen 3Drotation of data
Varia
 update function to obtain free updates automatically
 Scriptsprache (DLabPascal) zur Automatisierung von Analysen
 control of DataLab features by external programs
 each data set can be accompanied by an HTML based comment of any length
