Tamil OCR Conversion from Digital Writing Pad Recognition Accuracy Improves through Modified Deep Learning Architectures

Table 3

Evaluation of classifier performance through statistical measures.

References	Classifiers	Accuracy	Precision (%)	Recall (%)	F1 score (%)
[21]	CNN + SALA	86.3%	88.4	94.3	91.2
[22]	AlexNet	90.5%	92.6	98.5	95.4
[22]	VGG19Net	92.5%	93.5	96.7	95.0
[23]	MMU-SNet	96.8%	99.3	97.4	98.3
Proposed	RTSBA	98.7%	99.3	99.2	99.3

MMU-SNet, modified multi-scale segmentation network.