@article{ZHANG Yang1_14, author = {ZHANG Yang1,3, XU Chuanyun2,3}, title = {Double-direction metrics model for QoS multilayer ontology}, publisher = {Computer Engineering and Applications}, year = {2017}, journal = {Computer Engineering and Applications}, volume = {53}, number = {20}, eid = {14}, pages = {14-19}, keywords = {multilayer ontology; Quality of Service(QoS) metrics; depth belief network}, doi = http://cea.ceaj.org/EN/10.3778/j.issn.1002-8331.1704-0181 }