"Malina, Radom\u00EDr" . "5"^^ . "Algoritmus pro automatick\u00E9 nastaven\u00ED vzorku do fokusa\u010Dn\u00ED roviny laseru v sestav\u011B laserov\u00E9 spektroskopie (LIBS)"@cs . . "Novotn\u00FD, Jan" . "Z(MSM0021622411), Z(MSM0021630508)" . . "5"^^ . . . . "355400" . "Autofocus algorithm in a LIBS setup based on searching the best in-focus image"@en . "\u010Cl\u00E1nek popisuje \u0159e\u0161en\u00ED automatizace dvourozm\u011Brn\u00E9 povrchov\u00E9 anal\u00FDzy v za\u0159\u00EDzen\u00ED pro laserovou spektroskopii (LIBS), jej\u00EDm\u017E v\u00FDsledkem je 2D mapa p\u0159\u00EDtomnosti chemick\u00FDch prvk\u016F. Hlavn\u00ED \u010D\u00E1st je v\u011Bnov\u00E1na v\u00FDb\u011Bru algoritmu pro op\u011Btovn\u00E9 nastaven\u00ED mapovan\u00E9ho vzorku do ohniskov\u00E9 roviny objektivu, kter\u00FD z\u00E1rove\u0148 slou\u017E\u00ED k fokusaci laserov\u00E9ho svazku. D\u011Bje se tak pomoc\u00ED anal\u00FDzy ostrosti sn\u00EDmku vzorku. Teoreticky jsou rozebr\u00E1ny a experiment\u00E1ln\u011B otestov\u00E1ny r\u016Fzn\u00E9 metody vyhodnocen\u00ED ostrosti sn\u00EDmku, a to metoda gradientn\u00ED a metody pracuj\u00EDc\u00ED s frekven\u010Dn\u00EDm spektrem obrazu. \u010Cl\u00E1nek se zab\u00FDv\u00E1 tak\u00E9 problematikou .ltrace digit\u00E1ln\u00EDho \u0161umu. V\u00FDstupem je volba vhodn\u00E9ho algoritmu s ohledem na rychlost, p\u0159esnost a odolnost v\u016F\u010Di digit\u00E1ln\u00EDmu \u0161umu."@cs . "RIV/00216305:26210/08:PU75472" . . . "Algoritmus pro automatick\u00E9 nastaven\u00ED vzorku do fokusa\u010Dn\u00ED roviny laseru v sestav\u011B laserov\u00E9 spektroskopie (LIBS)"@cs . . . "Algoritmus pro automatick\u00E9 nastaven\u00ED vzorku do fokusa\u010Dn\u00ED roviny laseru v sestav\u011B laserov\u00E9 spektroskopie (LIBS)" . . "CZ - \u010Cesk\u00E1 republika" . "53" . . . "Autofocus algorithm in a LIBS setup based on searching the best in-focus image"@en . "Galiov\u00E1, Michaela" . . "RIV/00216305:26210/08:PU75472!RIV10-MSM-26210___" . "Kaiser, Jozef" . "6" . . "Algoritmus pro automatick\u00E9 nastaven\u00ED vzorku do fokusa\u010Dn\u00ED roviny laseru v sestav\u011B laserov\u00E9 spektroskopie (LIBS)" . "The article describes automation of 2-dimensional surface analysis in the aparature for laser spectroscopy (LIBS). Such analysis give us 2D map of presented chemical elements. The main part is dedicated to choosing suitable algorithm for evaulation of the image sharpness. Digital camera and ablation laser share the same focusing optics, so knowing the exact image sharpness it is possible to set sample object to focal plane. There are theoretically described and experimentaly tested different kinds of methods how to obtain a relative sharpness number: gradient based method and methods working in frequency domain. Digital noise fenomena is also discussed. As an output a selection of suitable method has been made with respect to its speed, accuracy and durability against digital noise."@en . "26210" . "6"^^ . "Li\u0161ka, Miroslav" . "\u010Cl\u00E1nek popisuje \u0159e\u0161en\u00ED automatizace dvourozm\u011Brn\u00E9 povrchov\u00E9 anal\u00FDzy v za\u0159\u00EDzen\u00ED pro laserovou spektroskopii (LIBS), jej\u00EDm\u017E v\u00FDsledkem je 2D mapa p\u0159\u00EDtomnosti chemick\u00FDch prvk\u016F. Hlavn\u00ED \u010D\u00E1st je v\u011Bnov\u00E1na v\u00FDb\u011Bru algoritmu pro op\u011Btovn\u00E9 nastaven\u00ED mapovan\u00E9ho vzorku do ohniskov\u00E9 roviny objektivu, kter\u00FD z\u00E1rove\u0148 slou\u017E\u00ED k fokusaci laserov\u00E9ho svazku. D\u011Bje se tak pomoc\u00ED anal\u00FDzy ostrosti sn\u00EDmku vzorku. Teoreticky jsou rozebr\u00E1ny a experiment\u00E1ln\u011B otestov\u00E1ny r\u016Fzn\u00E9 metody vyhodnocen\u00ED ostrosti sn\u00EDmku, a to metoda gradientn\u00ED a metody pracuj\u00EDc\u00ED s frekven\u010Dn\u00EDm spektrem obrazu. \u010Cl\u00E1nek se zab\u00FDv\u00E1 tak\u00E9 problematikou .ltrace digit\u00E1ln\u00EDho \u0161umu. V\u00FDstupem je volba vhodn\u00E9ho algoritmu s ohledem na rychlost, p\u0159esnost a odolnost v\u016F\u010Di digit\u00E1ln\u00EDmu \u0161umu." . "Jemn\u00E1 mechanika a optika" . . . "0447-6441" . . "[624511E7A211]" . . . "LIBS, focusing algorithm,"@en .