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  • 标题:AN EVALUATION OF RATIONAL FUNCTIONS FOR PHOTOGRAMMETRIC RESTITUTION
  • 本地全文:下载
  • 作者:Ian Dowman
  • 期刊名称:ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences
  • 印刷版ISSN:2194-9042
  • 电子版ISSN:2194-9050
  • 出版年度:2000
  • 卷号:XXXIII Part B3(/1+2)
  • 页码:254-266
  • 出版社:Copernicus Publications
  • 摘要:This paper addresses the questions of whether rational functio ns are suitable for photogrammetric restitution. With the increasing number, and greater complexity of sensors becoming available, and the need for standards in transferring orientation data, the use of polynomials offers an attractive solution. However there are concerns about the accuracy and robustness of such methods, and the paper sets out to examine these concerns and also to propose a method of removing some of the shortcomings of current methods. The paper reviews the current information available on rational functions and sets out the metho ds being used and reports o n results which are available. A new method of dealing with error propagation is proposed. The paper concludes that the use of polynomial functions can offer an effective method of photogrammetric restitution for a wide range of sensors but that the models available have not been tested or used sufficiently to be certain that error o r instab ility will not be a problem. There does however seem to be no case to use polynomial functions with standard frame cameras, as existing methods are rigorous and proven to work, unless the most important requirement of the user is having o nly one sensor model for all sensors
  • 关键词:Rational functions; sensor models; polynomials; orientation; error propagation; mathematical ; models; image transfer
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