id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
hjic-1091	Gyovai, A.; Kiss, I.	DATA ORGANISATION AND MODELLING EXPERIENCES IN BUDAPEST AIR QUALITY MANAGEMENT	2000	4	.pdf	application/pdf	2645	118	46	The steps involved in manipulating raw source and emissions data into an ADMS-Urban file Inability to obtain the ideal range and depth of activity data required for using the most accurate emissions factors (such as speed of traffic flows, type and efficiency of combustion unit). - Uncertainties in the geographical resolution at which activity data is available: for instance, data only available at the level of the · city administrative unit, or even pertaining to the entire city, province or country. - Uncertainties associated with primary activity data, including: errors associated with traffic model vehicle flow estimates, under-reporting in fuel sales data, specific deficiencies in the reporting of emissions data from industrial processes. minor road traffic has to be considered as well but in a simplified way, namely treating it as area emission sources.	cache/hjic-1091.pdf	txt/hjic-1091.txt