Simultaneous analysis of large INTEGRAL/SPI11Based on observations with INTEGRAL, an ESA project with instruments and science data center funded by ESA member states (especially the PI countries: Denmark, France, Germany, Italy, Spain, and Switzerland), Czech Republic and Poland with participation of Russia and the USA. datasets: Optimizing the computation of the solution and its variance using sparse matrix algorithms

Bouchet, L. ; Amestoy, P. ; Buttari, A. ; Rouet, F.-H. ; Chauvin, M.

Astronomy and computing, 2013-02, Vol.1, p.59-69 [Periódico revisado por pares]

Elsevier B.V

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