{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,3]],"date-time":"2026-03-03T16:09:43Z","timestamp":1772554183567,"version":"3.50.1"},"reference-count":10,"publisher":"IEEE","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2013,7]]},"DOI":"10.1109\/igarss.2013.6721200","type":"proceedings-article","created":{"date-parts":[[2014,1,31]],"date-time":"2014-01-31T22:35:04Z","timestamp":1391207704000},"page":"493-496","source":"Crossref","is-referenced-by-count":7,"title":["Effects of point density on DEM accuracy of airborne LiDAR"],"prefix":"10.1109","author":[{"given":"Yafei","family":"Jia","sequence":"first","affiliation":[]},{"given":"Tian","family":"Lan","sequence":"additional","affiliation":[]},{"given":"Tao","family":"Peng","sequence":"additional","affiliation":[]},{"given":"Hongbo","family":"Wu","sequence":"additional","affiliation":[]},{"given":"Cuiling","family":"Li","sequence":"additional","affiliation":[]},{"given":"Guoqiang","family":"Ni","sequence":"additional","affiliation":[]}],"member":"263","reference":[{"key":"3","first-page":"29","article-title":"OEM and vector automatic extraction based on liDAR data","volume":"32","author":"wang","year":"2009","journal-title":"Geomatics &Spatial Information Technology"},{"key":"2","first-page":"69","article-title":"Quickly extracting oEM from llOAR data based on spatial data index","volume":"35","author":"zhang","year":"2010","journal-title":"Science of Surveying and Mapping"},{"key":"10","author":"anderson","year":"2008","journal-title":"Assessing Accuracy in Varying Lidar Data Point Densities in Digital Elevation Maps"},{"key":"1","doi-asserted-by":"crossref","first-page":"31","DOI":"10.1177\/0309133308089496","article-title":"Airborne liOAR for dEM generation: Some critical issues","volume":"32","author":"liu","year":"2008","journal-title":"Progress in Physical Geography"},{"key":"7","doi-asserted-by":"publisher","DOI":"10.1016\/j.isprsjprs.2004.05.004"},{"key":"6","first-page":"50","article-title":"Airborne laser scanning altimetry data filtering","volume":"29","author":"zhang","year":"2004","journal-title":"Science of Surveying and Mapping"},{"key":"5","author":"liu","year":"2008","journal-title":"Research on Point Data Samples Classification Based on Both TerraScan and the Principle Mathematical Morphology"},{"key":"4","first-page":"615","article-title":"Extract buildings quickly from lidar point cloud data","volume":"31","author":"liu","year":"2006","journal-title":"Earth Sci Ene"},{"key":"9","first-page":"110","article-title":"DEM generation from laser scanner data using adaptive tIN models","volume":"33","author":"axelsson","year":"2000","journal-title":"International Archives of the Photogrammetry"},{"key":"8","first-page":"13","article-title":"LiOAR date processing based on terraScan","author":"huang","year":"2007","journal-title":"Bulletin of Surveying and Mapping"}],"event":{"name":"IGARSS 2013 - 2013 IEEE International Geoscience and Remote Sensing Symposium","location":"Melbourne, Australia","start":{"date-parts":[[2013,7,21]]},"end":{"date-parts":[[2013,7,26]]}},"container-title":["2013 IEEE International Geoscience and Remote Sensing Symposium - IGARSS"],"original-title":[],"link":[{"URL":"http:\/\/xplorestaging.ieee.org\/ielx7\/6704876\/6721065\/06721200.pdf?arnumber=6721200","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2017,6,22]],"date-time":"2017-06-22T07:04:45Z","timestamp":1498115085000},"score":1,"resource":{"primary":{"URL":"http:\/\/ieeexplore.ieee.org\/document\/6721200\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2013,7]]},"references-count":10,"URL":"https:\/\/doi.org\/10.1109\/igarss.2013.6721200","relation":{},"subject":[],"published":{"date-parts":[[2013,7]]}}}