14. A computing device comprising: a processor; a user input mechanism; a display; and control logic implemented at least in part by the processor to recognize an online, handwritten East Asian character based on a character recognition algorithm that uses a Hidden Markov Model (HMM) and to extract features from online, handwritten East Asian character ink data, the extracted features comprising a tangent feature, a curvature feature, a local length feature, a connection point feature and an imaginary stroke feature.
14. A computing device comprising: a processor; a user input mechanism; a display; and control logic implemented at least in part by the processor to recognize an online, handwritten East Asian character based on a character recognition algorithm that uses a Hidden Markov Model (HMM) and to extract features from online, handwritten East Asian character ink data, the extracted features comprising a tangent feature, a curvature feature, a local length feature, a connection point feature and an imaginary stroke feature. 20. The computing device of claim 14 , wherein the computing device comprises a mobile phone.