Society for American Archaeology A NEW METHOD USING GRAPH AND LATTICE THEORY TO DISCOVER SPATIALLY COHESIVE SETS OF ARTIFACTS AND AREAS OF ORGANIZED ACTIVITY IN ARCHAEOLOGICAL SITES Author(s): Michael Merrill and Dwight Read Source: American Antiquity, Vol. 75, No. 3 (July 2010), pp. 419-451 Published by: Society for American Archaeology Stable URL: http://www.jstor.org/stable/25766210 . Accessed: 19/02/2014 20:01 Your use of the JSTOR archive indicates your acceptance of the Terms & Conditions of Use, available at . http://www.jstor.org/page/info/about/policies/terms.jsp . JSTOR is a not-for-profit service that helps scholars, researchers, and students discover, use, and build upon a wide range of content in a trusted digital archive. We use information technology and tools to increase productivity and facilitate new forms of scholarship. For more information about JSTOR, please contact support@jstor.org. . Society for American Archaeology is collaborating with JSTOR to digitize, preserve and extend access to American Antiquity. http://www.jstor.org This content downloaded from 149.169.165.166 on Wed, 19 Feb 2014 20:01:03 PM All use subject to JSTOR Terms and Conditions