Thai Finger-Spelling Recognition Using a Cascaded Classifier Based on Histogram of Orientation Gradient Features

Table 5

General comparison with existing systems.

Work	Device	Background	Outfit	Real time	Letters	Recognition rate
Saengsri et al. [11]	Sensor glove	No	No	Yes	16	94.44%
Kanjanapatmata [12]	No	Yes	Yes	No	15	72%
Veerasakulthong [16]	Color glove	Yes	Yes	No	31	88.26%
Sriboonruang et al. [14]	No	Yes	Yes	No		72%
Sakulsujirapa et al. [13]	No	Yes	Yes	No	42	81.43%
Phitakwinai et al. [15]	No	Yes	Yes	No	15	79.90%
Our method	No	No	No	Yes	21	78%

: not available.