@ARTICLE{Mei-Computer-18, author={H. Mei and Y. Guo}, journal={Computer}, title={Toward Ubiquitous Operating Systems: A Software-Defined Perspective}, year={2018}, volume={51}, number={1}, pages={50-56}, keywords={operating systems (computers);ubiquitous computing;Internet of Things;IoT devices;function programmability;resource virtualization;software-defined perspective;ubiquitous operating systems;Cloud computing;Hardware;Operating systems;Programming;Resource virtualization;Software defined networking;Ubiquitous computing;Virtualization;Internetware;OS;Outlook;UOS;operating system;pervasive computing;programmability;software-defined;ubiquitous computing;ubiquitous operating system;virtualization}, doi={10.1109/MC.2018.1151018}, ISSN={0018-9162}, month={January},}