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Parallel Approaches to the Segmentation of Free-Hand Drawings
Prague, Czech Republic September 02-September 05
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/EURMIC.1996.546480Proceedings of the 22nd EUROMICRO Con ...
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R.C. Canham, Dept. of Electron., York Univ., UK
S.L. Smith, Dept. of Electron., York Univ., UK
A.M. Tyrrell, Dept. of Electron., York Univ., UK
Abstract: This paper describes the initial steps in the development of a parallel approach to the segmentation of free-hand drawings as part of a subject's neuropsychological assessment. The drawings to be segmented are responses to the widely used Rey-Osterrieth Complex Figure Test which comprises a number of simple geometric shapes such as rectangles and triangles with connecting lines. The need for a parallel approach in the segmentation of the drawings is discussed and a hierarchical solution proposed which reduces substantially the processing time required to perform the operation. Results are presented for a first approach to the segmentation and identification of substructures within the drawing based on a modified simple template matching algorithm. The results are promising but underline the complexity of segmenting such freehand line drawings.
Index Terms:
computational complexity; parallel approaches; free-hand drawings segmentation; neuropsychological assessment; Rey-Osterrieth Complex Figure Test; geometric shapes; hierarchical solution; processing time; template matching algorithm; complexity
Citation:
R.C. Canham, S.L. Smith, A.M. Tyrrell, "Parallel Approaches to the Segmentation of Free-Hand Drawings," euromicro, pp.0537, Proceedings of the 22nd EUROMICRO Conference, 1996
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