id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
fuelectenerg-2090	Lundengård, Karl; Rančić, Milica; Javor, Vesna; Silvestrov, Sergei	NOVEL APPROACH TO MODELLING OF LIGHTNING CURRENT DERIVATIVE	2016	12	.pdf	application/pdf	4162	168	61	The least square fitting of the multi-peaked AEF to a set of data points can be done separately between each peak (and after the final one), and the corresponding J matrix is ,1 ,1 ,2 ,1 , ,1 ,1 ,2 ,2 ,2 , ,2 ,1 , ,2 , , , ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) q q q q q q q q q q q n q q q q q q n q q q k q q k q n q k p t p t p t p t p t p t p t p t p t                J , (9) Novel Approach to Modelling of Lighting Current Derivative 249 where qk is the number of data points between the (q-1)th and qth peak, and ,q rt is the time corresponding to these data points, and 2 , , , , , 2 , , , , , d ( ) 2 ( ) ( 1), 1 , 0qn  - the number of terms in each time interval,  ,q k - real values so that ,1 1qn q kk   , and  , ( )q kx t - PEFs defined by ,q k parameters in the following way: Novel Approach to Modelling of Lighting Current Derivative 247 2 , 1 2 , 1 , exp 1 , ( ) exp 1 1, q k q q q q q k q q m m m m q k m m t t t t q p t t x t t t q p t t                                     (3) where 1q q qm m mt t t  	cache/fuelectenerg-2090.pdf	txt/fuelectenerg-2090.txt