Research Article
An Efficient Primitive-Based Method to Recognize Online Sketched Symbols with Autocompletion
Table 2
The summary of methods for autocompletion.
| Methods | Need to recognize primitive type? | Required knowledge |
| Image-based [5] | No | Statistical training and classifying | ARG [7] | No | Graph isomorphism | SDT [19] | Yes | Tree-based structural model | SRG [20] | Yes | Graph isomorphism | Grammar [21] | Yes | Syntactic recognition | Our method | No | Low-cost heuristic algorithm |
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