SKETRACK: Stroke-Based Recognition of Online Hand-Drawn Sketches of Arrow-Connected Diagrams and Digital Logic Circuit Diagrams

Table 3

Recognition performance results for FA database.

Methods	Accuracy (%)	Precision (%)	Recall (%)	F-measure (%)
SVM [25]	86	83.83	85.5	83.54
CNN [31]	90.23	88.13	89.30	88.87
CNN-SVM [37]	93.22	93.95	92.16	90.85
Proposed MSVM	94.99	94.31	94.13	92.25