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Types of Self Control Wheelchairs Self-control wheelchairs are used by many people with disabilities to move around. These chairs are perfect for everyday mobility, and they are able to climb hills and other obstacles. They also have large rear shock-absorbing nylon tires that are flat-free. The speed of translation of the wheelchair was calculated by using a local potential field method. Each feature vector was fed into an Gaussian decoder, which produced a discrete probability distribution. T