Xiaogang (Marshall) Ma

semantic web data science provenance geology ontology data interoperability data provenance academic metrics geosciences linked data climate change vocabulary geographic information system web map service data visualization knowledge representation iswc2015 open science data portal open data vivo natural language processing big data geoscience data analysis information entropy research data alliance metadata data type knowledge evolution data stewardship wds datacite cyberinfrastructure orcid escience semantic escience data science; interoperability; semantic web; rese ontology; escience ontology engineering us global change research program national climate assessment earth and environmental science global change sea level rising china social network politics data science; interoperability; semantic web; cybe global warming knowledge information system data skos earth science data styled layer descriptor