3. The method of claim 1 , further comprising: determining, by the computing device, a shape of the second path, and wherein removing the second character is based on the determined shape of the second path.
3. The method of claim 1 , further comprising: determining, by the computing device, a shape of the second path, and wherein removing the second character is based on the determined shape of the second path. 4. The method of claim 3 , further comprising: identifying the shape of the second path as a substantially sinusoidal shape, and wherein removing the second character is based on the identified substantially sinusoidal shape.