Intelligent rehabilitation system is an active research topic.It is motivated by the increased number of limb disabled patients.Human motion tracking is the key technology of intelligent rehabilitation system,because ...Intelligent rehabilitation system is an active research topic.It is motivated by the increased number of limb disabled patients.Human motion tracking is the key technology of intelligent rehabilitation system,because the movement of limb disabled patients needs to be localized and learned so that any undesired motion behavior can be corrected in order to reach an expectation.This paper introduces a real-time tracking system of human hand motion,specifically intent to be used for home rehabilitation.Vision sensor(camera)is employed in this system to track the hand movement,and the improved Camshift algorithm and Kalman filter are used to implement dynamic hand tracking in the video.CAMSHIFT algorithm is able to track any kind of target colors by building a histogram distribution of the H channel in HSV color space from the region of interests selected by users at the initial stage.Kalman filter is able to predict hand location in one image frame based on its location data detected in the previous frame.The experimental results show that this system can track 2D hand motion and has acceptable accuracy by using the two algorithms properly.The new algorithm proposed in this paper can not only deal with the skin color interference problems,but also deal well with the track of complex background.展开更多
目前,国外的综合物流公司(如FedEx、UPS等)已建立起自身的全程跟踪查询系统,为用户提供货物的全程实时跟踪查询,而国内的物流公司大多是由传统的储运公司转变过来的,还不能在技术和观念上满足现代物流的需要,从目前掌握的文献资料来看,...目前,国外的综合物流公司(如FedEx、UPS等)已建立起自身的全程跟踪查询系统,为用户提供货物的全程实时跟踪查询,而国内的物流公司大多是由传统的储运公司转变过来的,还不能在技术和观念上满足现代物流的需要,从目前掌握的文献资料来看,现在国内还没有物流企业能提供货物的全程实时跟踪查询服务.在中国加入WTO后,发达国家的物流企业会迅速进军我国物流服务市场(如美国U P S已获得对华的空中货物运输权),这必将加剧国内物流行业的竞争.展开更多
基金supported by the project of the research of Ad Hoc net routing algorithm based on Antcolony algorithm in multi-robots system (CSTC,2008BB2081)
文摘Intelligent rehabilitation system is an active research topic.It is motivated by the increased number of limb disabled patients.Human motion tracking is the key technology of intelligent rehabilitation system,because the movement of limb disabled patients needs to be localized and learned so that any undesired motion behavior can be corrected in order to reach an expectation.This paper introduces a real-time tracking system of human hand motion,specifically intent to be used for home rehabilitation.Vision sensor(camera)is employed in this system to track the hand movement,and the improved Camshift algorithm and Kalman filter are used to implement dynamic hand tracking in the video.CAMSHIFT algorithm is able to track any kind of target colors by building a histogram distribution of the H channel in HSV color space from the region of interests selected by users at the initial stage.Kalman filter is able to predict hand location in one image frame based on its location data detected in the previous frame.The experimental results show that this system can track 2D hand motion and has acceptable accuracy by using the two algorithms properly.The new algorithm proposed in this paper can not only deal with the skin color interference problems,but also deal well with the track of complex background.
文摘目前,国外的综合物流公司(如FedEx、UPS等)已建立起自身的全程跟踪查询系统,为用户提供货物的全程实时跟踪查询,而国内的物流公司大多是由传统的储运公司转变过来的,还不能在技术和观念上满足现代物流的需要,从目前掌握的文献资料来看,现在国内还没有物流企业能提供货物的全程实时跟踪查询服务.在中国加入WTO后,发达国家的物流企业会迅速进军我国物流服务市场(如美国U P S已获得对华的空中货物运输权),这必将加剧国内物流行业的竞争.
