[Jiang, Shouyong;Kaiser, Marcus;Krasnogor, Natalio] Newcastle Univ, Sch Comp, Newcastle Upon Tyne NE4 5TG, Tyne & Wear, England.^[Wan, Shuzhen] China Three Gorges Univ, Sch Comp Sci & Informat Technol, Yichang, Peoples R China.^[Guo, Jinglei] Cent China Normal Univ, Dept Comp Sci, Wuhan, Hubei, Peoples R China.^[Yang, Shengxiang] De Montfort Univ, Sch Comp Sci & Informat, Leicester, Leics, England.