Featured Publications
VUSphere: Visual Analysis of Video Utilization in Online Distance Education
He H, Zheng O, Dong B. VUSphere: Visual Analysis of Video Utilization in Online Distance Education. 2018, 00: 25-35. DOI: 10.1109/vast.2018.8802383.Peer-Reviewed Original ResearchOnline distance educationDistance educationLearning processVideo utilizationMultiple perspectivesUser log dataLog dataLearning CenterVisual analytics systemProgram curriculumCourse videosStudent populationProfessional knowledgeQuality of serviceStudentsMassive videosCoordinated viewsDomain expertsAnalytics systemEducationReal datasetsComparable indicatorsVideoUtilization statisticsComparison view
2019
Using Face Recognition to Detect “Ghost Writer” Cheating in Examination
He H, Zheng Q, Li R, Dong B. Using Face Recognition to Detect “Ghost Writer” Cheating in Examination. Lecture Notes In Computer Science 2019, 11462: 389-397. DOI: 10.1007/978-3-030-23712-7_54.Peer-Reviewed Original ResearchPublic cloud servicesFace recognition servicesFeature extraction moduleFace recognition frameworkOpen source projectsFace recognition techniquesAccuracy of detectionCloud servicesRecognition serviceRecognition frameworkExtraction moduleSource projectsPrototype systemRecognition techniquesFace recognitionLayer architecturePublic dataOnline distance educationDistance educationServicesStudent identificationFrameworkArchitectureSystemFairness