Browsing Computer Science by Author "LEESON, WILLIAM"

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    • Crowd and group simulation with levels of detail for geometry, motion and conversational behaviour 

      CASSELL, JUSTINE; VILHJALMSSON, HANNES; PETERS, CHRISTOPHER; LEESON, WILLIAM; GIANG, THANH; DINGLIANA, JOHN; DOBBYN, SIMON; O'SULLIVAN, CAROL ANN (2002)
      Work on levels of detail for human simulation has occurred mainly on a geometrical level, either by reducing the numbers of polygons representing a virtual human, or replacing them with a two-dimensional imposter. ...

    • EFFIGI: An Efficient Framework for Implementing Global Illumination. 

      LEESON, WILLIAM; COLLINS, STEVEN; O'SULLIVAN, CAROL ANN (2000)
      This paper presents a rendering framework called EFFIGI (Efficient Framework For Implementing Global Illumination) that uses interfaces which express both geometric concepts and mathematical ones, using object-oriented and ...