Class information for:
Level 1: SPACE POLICY//OCEAN OBSERVATION SYSTEMS//SCIENCE POLICY COMMUNICATION

Basic class information

Bar chart of Publication_year

Last years might be incomplete

Hierarchy of classes

The table includes all classes above and classes immediately below the current class.



Cluster id Level Cluster label #P
21 4 THERMODYNAMICS//MECHANICS//ENGINEERING, MECHANICAL 471779
692 3       SPACE POLICY//JOURNAL OF QUANTITATIVE SPECTROSCOPY & RADIATIVE TRANSFER//RADIATIVE HEAT TRANSFER 8148
3840 2             SPACE POLICY//SPACE TOURISM//SPACE LAW 1007
32849 1                   SPACE POLICY//OCEAN OBSERVATION SYSTEMS//SCIENCE POLICY COMMUNICATION 146

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SPACE POLICY journal 897949 32% 9% 47
2 OCEAN OBSERVATION SYSTEMS authKW 287825 1% 67% 2
3 SCIENCE POLICY COMMUNICATION authKW 287825 1% 67% 2
4 AIRS PALSAR authKW 215870 1% 100% 1
5 COORDINATE DISPLACEMENT authKW 215870 1% 100% 1
6 COORDINATE SCRAMBLING authKW 215870 1% 100% 1
7 CORAL REEF PROTECTION authKW 215870 1% 100% 1
8 EARTH OBSERVATION EO TRENDS authKW 215870 1% 100% 1
9 END TO END SIMULATOR authKW 215870 1% 100% 1
10 END USERS OF EARTH OBSERVATION INFORMATION authKW 215870 1% 100% 1

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 International Relations 14735 43% 0% 63
2 Social Sciences, Interdisciplinary 5399 32% 0% 47
3 Remote Sensing 1012 12% 0% 17
4 Imaging Science & Photographic Technology 741 10% 0% 15
5 Engineering, Aerospace 226 6% 0% 9
6 Geography, Physical 224 7% 0% 10
7 Engineering, Ocean 150 3% 0% 4
8 Geosciences, Multidisciplinary 67 9% 0% 13
9 Environmental Studies 44 3% 0% 5
10 Area Studies 44 2% 0% 3

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 GRP INVEST INGN RECURSOS HIDR GIREH 215870 1% 100% 1
2 IPHST 215870 1% 100% 1
3 JAX ROGRAM MANAGEMENT INTEGRAT 215870 1% 100% 1
4 LECTURER DEF STUDIES 215870 1% 100% 1
5 OFF UNDER SECRETARY COMMERCE OCEANS ATMOSPHERE 215870 1% 100% 1
6 OFF VIENNA 215870 1% 100% 1
7 SPACE PLICAT SECTOFF OUTER SPACE AFFAIRS 215870 1% 100% 1
8 WESTERN DISASTER 215870 1% 100% 1
9 FED GEOG DATA COMM 107934 1% 50% 1
10 INNOVAT HUB 107934 1% 50% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 SPACE POLICY 897949 32% 9% 47
2 BOOK FORUM 30837 1% 14% 1
3 PHOTOGRAMMETRIC ENGINEERING AND REMOTE SENSING 4404 5% 0% 8
4 ENGINEERING MANAGEMENT JOURNAL 1609 1% 1% 1
5 AUSSEN POLITIK 1487 1% 1% 1
6 FOREIGN POLICY 1386 1% 0% 2
7 ACTA ASTRONAUTICA 1279 4% 0% 6
8 INTERNATIONAL RELATIONS OF THE ASIA-PACIFIC 1225 1% 1% 1
9 ENVIRONMENTAL SCIENCE & POLICY 1208 2% 0% 3
10 JOURNAL OF AEROSPACE INFORMATION SYSTEMS 1026 1% 0% 1

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 OCEAN OBSERVATION SYSTEMS 287825 1% 67% 2 Search OCEAN+OBSERVATION+SYSTEMS Search OCEAN+OBSERVATION+SYSTEMS
2 SCIENCE POLICY COMMUNICATION 287825 1% 67% 2 Search SCIENCE+POLICY+COMMUNICATION Search SCIENCE+POLICY+COMMUNICATION
3 AIRS PALSAR 215870 1% 100% 1 Search AIRS+PALSAR Search AIRS+PALSAR
4 COORDINATE DISPLACEMENT 215870 1% 100% 1 Search COORDINATE+DISPLACEMENT Search COORDINATE+DISPLACEMENT
5 COORDINATE SCRAMBLING 215870 1% 100% 1 Search COORDINATE+SCRAMBLING Search COORDINATE+SCRAMBLING
6 CORAL REEF PROTECTION 215870 1% 100% 1 Search CORAL+REEF+PROTECTION Search CORAL+REEF+PROTECTION
7 EARTH OBSERVATION EO TRENDS 215870 1% 100% 1 Search EARTH+OBSERVATION+EO+TRENDS Search EARTH+OBSERVATION+EO+TRENDS
8 END TO END SIMULATOR 215870 1% 100% 1 Search END+TO+END+SIMULATOR Search END+TO+END+SIMULATOR
9 END USERS OF EARTH OBSERVATION INFORMATION 215870 1% 100% 1 Search END+USERS+OF+EARTH+OBSERVATION+INFORMATION Search END+USERS+OF+EARTH+OBSERVATION+INFORMATION
10 EO BIG DATA 215870 1% 100% 1 Search EO+BIG+DATA Search EO+BIG+DATA

Core articles

The table includes core articles in the class. The following variables is taken into account for the relevance score of an article in a cluster c:
(1) Number of references referring to publications in the class.
(2) Share of total number of active references referring to publications in the class.
(3) Age of the article. New articles get higher score than old articles.
(4) Citation rate, normalized to year.

Classes with closest relation at Level 1



rank cluster_id2 link
1 38558 BAND SIMULATION//GROUND OBJECT SPECTRUM//3D PERSPECTIVE VIEWS
2 37588 CIDA E//DUAL USE EXPORT CONTROLS//MEDIA COVERAGE OF SPACE
3 28862 SOCIOSEMIOTIC APPROACH//SEMIOTIC APPROACH//SOCIOSEMIOTIC INTERPRETATION
4 24723 SPACE POLICY//SPACE AGENCY//US SPACE POLICY
5 37300 FOOD SECURITY AND ENVIRONMENT//LINEAR HYPERINTENSITY OBJECTS//LONG TERM DYNAMICS OF AGRICULTURAL CHANGE
6 35501 INTERNATIONAL REGIONAL SCIENCE REVIEW//AGRICULTURAL ECONOMICS RESEARCH EVALUATION//COLLECTIVISIN
7 35666 INFORMATION PRIVACY//CHILD PROTECTION REFORM//INFORMATION AGE
8 34055 SPACE POLICY UNIT//MILITARY SCENARIO TRAINING//TARGET SELECTION METHODS
9 30865 CEA C T//HUECO BOLSON//SPECIAL FEATURE SUSTAINABILITY ON THE US MEXICO BORDER
10 7942 LANDSAT//CLOUD REMOVAL//REMOTE SENSING

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