jgg     2014 34 (1):  59-62    ISSN: 0412-1961  CN: 21-1139/TG REPAIRING HOLES OF POINT CLOUD BASED ON DISTRIBUTION  REGULARITY OF BUILDING FACADE COMPONENTS Department of Surveying and Mapping, Beijing University of Civil Engineering and Architecture, Beijing 100044 Received: 2013-09-18  Revised: null  Online: 2014-01-23 Supporting info