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=== Features in brief === | === Features in brief === | ||
− | * | + | * Providing basic information about the images or other FITS data, pixel statistics. |
* Conversion of FITS images to more easily presentable formats. | * Conversion of FITS images to more easily presentable formats. | ||
* Querying and modification of FITS header keywords. | * Querying and modification of FITS header keywords. | ||
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* Generation of artificial images. | * Generation of artificial images. | ||
* Detection and characterization of stellar profiles. | * Detection and characterization of stellar profiles. | ||
− | * Coordinate list manipulation (fit and evaluation of geometric transformations, point matching, pair matching, matching by identifiers, ...) | + | * Coordinate list manipulation (fit and evaluation of geometric transformations, point matching, pair matching, cross-matching of catalogues and source lists, matching by identifiers, ...) |
− | * | + | * Instrumental photometry (aperture, image subtraction, analytic profile modelling, point-spread functions and various other sophisticated combinations of these). |
* Regression analysis and general numeric data manipulation. | * Regression analysis and general numeric data manipulation. | ||
− | * | + | * The tasks are optimized for shell-level parallel processing. |
=== Features by [[tasks]] === | === Features by [[tasks]] === | ||
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*** Levenberg-Marquard procedure, | *** Levenberg-Marquard procedure, | ||
*** downhill simplex minimization, | *** downhill simplex minimization, | ||
− | *** Markov Chain Monte Carlo, | + | *** Markov Chain Monte Carlo, etc. |
+ | ** Mapping of {{math|<VAR>χ<sup>2</sup></VAR>}} space | ||
* Uncertainty estimations by involving various procedures, such as | * Uncertainty estimations by involving various procedures, such as | ||
− | ** Linear error propagation and covariance matrix analysis | + | ** Linear error propagation and covariance matrix analysis, |
** Markov Chain Monte Carlo, | ** Markov Chain Monte Carlo, | ||
− | ** Bootsrapping | + | ** Bootsrapping, etc. |
* Evaluation of functions. | * Evaluation of functions. | ||
* Fully symbolic operations, incuding analytical computation of partial derivatives. | * Fully symbolic operations, incuding analytical computation of partial derivatives. |
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