A contour shape descriptor based on discrete Fourier transform(DFT)and a K-means algorithm modified self-organizing feature map(SOFM)neural network are established for shape clustering.The given shape
Gao’s viscous /in-viscid interacting shear flows( ISF) theory,proposed by professor Gao Zhi in Institute of Mechanics,China Academy of Science,and its inferenc
A barrier-free wheelchair robot with a mechanism coupled by wheel and track is presented in this paper. Using the wheelchair,the lower limb disabled persons cou