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    Author(s): Timothy G. Gregoire; Harry T. Valentine
    Date: 1995
    Source: Forest Science. 41(3): 470-476.
    Publication Series: Scientific Journal (JRNL)
    Station: Northern Research Station
    PDF: Download Publication  (128.0 KB)


    The length of a randomly oriented ray emanating from an interior point of a planar region can be used to unbiasedly estimate the region's area and perimeter. Estimators and corresponding variance estimators under various selection strategies are presented.

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    Gregoire, Timothy G.; Valentine, Harry T. 1995. A sampling strategy to estimate the area and perimeter of irregularly shaped planar regions. Forest Science. 41(3): 470-476.


    Random radius, unbiased estimation

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