Saturday, November 21, 2015

Reading 29: Hand-Drawn Concept Maps

Citation:
Jiang, Yingying, et al. "Structuring and manipulating hand-drawn concept maps." Proceedings of the 14th international conference on Intelligent user interfaces. ACM, 2009.
 
Summary:
Concept maps are extensively used in visualization. Also, anything drawn by a person on a map is a mental map of some sort. This paper presents a way of recognizing these concept maps on a hand drawn sketch. We believe some of these recognition concepts can also be used in drawings on maps.

Discussion:
The stages in this approach are preprocessing, partitioning the graph into subgraphs, extracting the block of each subgraph using dynamic programming, and finally generating the concept map's structure.The authors also created a set of intelligent gestures that could be used to directly modify the extracted figures. The paper looks similar to the multi-stroke paper in its graph-based approach of merging strokes.

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