106 
empty zones, with a visible representation of the 
lack of reliable information. 
References 
American Society of Photogrammetry, 1984. Close- 
Range photogrammetry & surveying: state-of-the- 
art. A.S.P. 
IVI. Minchilli, 1994. Per le applicazioni al restauro: 
fotogrammetria classica o digitale? La 
fotogrammetria per il restauro e la storia. BE-MA 
editrice, pp. 127-132. 
M. Minchilli et ai», 1994. Confronto tra algoritmi di 
identificazione di punti omologhi in immagini digitali 
multiple. La fotogrammetria per il restauro e la 
storia. BE-MA editrice, pp. 105-110. 
G. Weimann, 1988. Architektur-Photogrammetrie. 
Wichmann 
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