Class information for:
Level 1: ENVIRONM BIOL LIFE SUPPORT TECHNOL//CLOSED ECOLOGICAL SYSTEMS//BIOSPHERE 2

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
3 4 GEOSCIENCES, MULTIDISCIPLINARY//GEOCHEMISTRY & GEOPHYSICS//METEOROLOGY & ATMOSPHERIC SCIENCES 1953906
25 3       FORESTRY//FOREST ECOLOGY AND MANAGEMENT//CANADIAN JOURNAL OF FOREST RESEARCH-REVUE CANADIENNE DE RECHERCHE FORESTIERE 117839
2210 2             ELEVATED CO2//CO2 ENRICHMENT//ELEVATED CARBON DIOXIDE 5147
16705 1                   ENVIRONM BIOL LIFE SUPPORT TECHNOL//CLOSED ECOLOGICAL SYSTEMS//BIOSPHERE 2 665

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ENVIRONM BIOL LIFE SUPPORT TECHNOL address 1200356 6% 59% 43
2 CLOSED ECOLOGICAL SYSTEMS authKW 855431 3% 95% 19
3 BIOSPHERE 2 authKW 711917 4% 58% 26
4 SOIL LIKE SUBSTRATE authKW 521316 2% 100% 11
5 INT JOINT AEROSP BIOTECHNOL MED ENGN address 491555 3% 45% 23
6 BLSS authKW 454962 2% 80% 12
7 BIOREGENERATIVE LIFE SUPPORT SYSTEM authKW 444292 2% 63% 15
8 CELSS authKW 415026 3% 52% 17
9 BIOREGENERATIVE LIFE SUPPORT SYSTEM BLSS authKW 394933 2% 83% 10
10 BIOSPHER DESIGN address 290277 1% 88% 7

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Engineering, Aerospace 44409 39% 0% 261
2 Meteorology & Atmospheric Sciences 8989 33% 0% 218
3 Geosciences, Multidisciplinary 5393 33% 0% 222
4 Astronomy & Astrophysics 4584 35% 0% 231
5 Ecology 2812 24% 0% 159
6 Horticulture 1335 8% 0% 50
7 BIOLOGY, MISCELLANEOUS 665 1% 0% 4
8 Engineering, Environmental 507 8% 0% 50
9 MEDICINE, MISCELLANEOUS 473 1% 0% 4
10 Environmental Sciences 321 12% 0% 82

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ENVIRONM BIOL LIFE SUPPORT TECHNOL 1200356 6% 59% 43
2 INT JOINT AEROSP BIOTECHNOL MED ENGN 491555 3% 45% 23
3 BIOSPHER DESIGN 290277 1% 88% 7
4 COMPARAT ENDOCRINOL SECT 290277 1% 88% 7
5 ENVIRONM CONTROL LIFE SUPPORT SECT 284354 1% 100% 6
6 CEBAS EXCELLENCE 189570 1% 100% 4
7 INTERDISCIPLINARY PROGRAM MOL ENVIRONM PLANT SC 142177 0% 100% 3
8 AMES BIONET CORP 94785 0% 100% 2
9 BIOSPHERE EDUC 2 94785 0% 100% 2
10 CESRF 94785 0% 100% 2

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ADVANCES IN SPACE RESEARCH 190632 30% 2% 199
2 ACTA ASTRONAUTICA 47750 12% 1% 78
3 ADVANCES IN SPACE RESEARCH-SERIES 33475 8% 1% 50
4 ECOLOGICAL ENGINEERING 15777 6% 1% 38
5 SUGAR Y AZUCAR 5120 0% 5% 2
6 RESOURCE MANAGEMENT AND OPTIMIZATION 4737 0% 10% 1
7 BIOMATERIALS ARTIFICIAL CELLS AND IMMOBILIZATION BIOTECHNOLOGY 1693 0% 1% 3
8 HORTICULTURAL SCIENCE & TECHNOLOGY 1352 0% 3% 1
9 RUSSIAN JOURNAL OF PLANT PHYSIOLOGY 1093 1% 0% 8
10 WASTE MANAGEMENT & RESEARCH 1026 1% 0% 7

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 CLOSED ECOLOGICAL SYSTEMS 855431 3% 95% 19 Search CLOSED+ECOLOGICAL+SYSTEMS Search CLOSED+ECOLOGICAL+SYSTEMS
2 BIOSPHERE 2 711917 4% 58% 26 Search BIOSPHERE+2 Search BIOSPHERE+2
3 SOIL LIKE SUBSTRATE 521316 2% 100% 11 Search SOIL+LIKE+SUBSTRATE Search SOIL+LIKE+SUBSTRATE
4 BLSS 454962 2% 80% 12 Search BLSS Search BLSS
5 BIOREGENERATIVE LIFE SUPPORT SYSTEM 444292 2% 63% 15 Search BIOREGENERATIVE+LIFE+SUPPORT+SYSTEM Search BIOREGENERATIVE+LIFE+SUPPORT+SYSTEM
6 CELSS 415026 3% 52% 17 Search CELSS Search CELSS
7 BIOREGENERATIVE LIFE SUPPORT SYSTEM BLSS 394933 2% 83% 10 Search BIOREGENERATIVE+LIFE+SUPPORT+SYSTEM+BLSS Search BIOREGENERATIVE+LIFE+SUPPORT+SYSTEM+BLSS
8 BIOREGENERATIVE 284354 1% 100% 6 Search BIOREGENERATIVE Search BIOREGENERATIVE
9 BIOSPHERICS 284354 1% 100% 6 Search BIOSPHERICS Search BIOSPHERICS
10 LABORATORY BIOSPHERE 236962 1% 100% 5 Search LABORATORY+BIOSPHERE Search LABORATORY+BIOSPHERE

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 4440 GRAVITROPISM//HYDROTROPISM//CIRCUMNUTATION
2 13539 LIGHT QUALITY//SUPPLEMENTAL LIGHTING//PLANT FACTORY
3 12480 PLANETARY PROTECTION//ASTROBIOLOGY//BIOTECHNOL PLANETARY PROTECT GRP
4 36156 RAILROAD CROSSTIES//COMMUNITY TOXICITY//MICROCOSM SYSTEM
5 38205 AGR FOOD ENGN TECHNOL SERV//AGRICULTURAL DEGREES//AGRICULTURAL ENGINEERING TECHNOLOGY
6 38594 PFLANZEN UTZ GARTENBAU//TRUE PROTEIN//REVUE DE L AGRICULTURE
7 37902 CANOPY CHAMBER//CANOPY CO2 AND H2O GAS EXCHANGE//CARBON UTILIZATION ENZYMES
8 34972 A NEW INTERACTION CRITERION//AUTOSTABILIZATION EFFECT//BORIC ACID CONVERTER
9 156 ELEVATED CO2//CO2 ENRICHMENT//ELEVATED CARBON DIOXIDE
10 24723 SPACE POLICY//SPACE AGENCY//US SPACE POLICY

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