Abstract:X-ray computed tomography, also known as CT scan, is an imaging procedure which utilizes computer-processed X-rays to produce images of inner areas of the body. Treatments to some diseases require CT resolution to be smaller than 40llm.However, at present, such resolution is hard to reach partly due to unavoidable movements of human bodies. This paper focuses on the movements of human heads. We experimented with volunteers and tried to compare the minimal movements of their heads in different states (sitting, … Show more
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