%0 Journal Article %T Technological Surveillance in Big Data Environments by using a MapReduce-based Method %A Filho, Daniel San Martin Pascal %A de Macedo, Douglas Dyllon Jeronimo %A Dutra, Moisés Lima %J Mobile Networks and Applications %V 27 %N 5 %P 1931-1940 %@ 1383-469X %D 2022-10-01 %I Springer US %~ DeepDyve