Class information for:
Level 2: GAS HYDRATE//OCEAN ACIDIFICATION//CLATHRATE HYDRATE

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
630 3       GAS HYDRATE//METHANE HYDRATE//OCEAN ACIDIFICATION 12463
1665 2             GAS HYDRATE//OCEAN ACIDIFICATION//CLATHRATE HYDRATE 7155
69 1                   GAS HYDRATE//CLATHRATE HYDRATE//METHANE HYDRATE 4673
5620 1                   OCEAN ACIDIFICATION//PTEROPODS//OCEAN WARMING 1629
21247 1                   BINARY LIQUID SYSTEM//HETEROASSOCIATES//N N DIMETHYL 1 ADAMANTAMINE HYDROGEN FLUORIDE 450
25802 1                   CO2 OCEAN SEQUESTRATION//OCEAN SEQUESTRATION//MULTI SCALE OCEAN MODEL 293
35563 1                   RADIO ISOTOPE HODOGAYA KU//SUPERCOOLING TEMPERATURE//CLATHRATE LIKE HYDRATES 110

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 GAS HYDRATE authKW 1592657 11% 46% 786
2 OCEAN ACIDIFICATION authKW 1089309 8% 46% 540
3 CLATHRATE HYDRATE authKW 1034789 4% 82% 286
4 METHANE HYDRATE authKW 761831 4% 59% 293
5 HYDRATE address 644764 2% 91% 161
6 GUANGZHOU GAS HYDRATE address 380567 2% 70% 123
7 CO2 HYDRATE authKW 349059 1% 94% 84
8 NATURAL GAS HYDRATE authKW 276647 1% 77% 82
9 DEPRESSURIZATION authKW 213880 1% 55% 89
10 HYDRATE FORMATION authKW 181997 1% 68% 61

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Engineering, Chemical 39794 32% 0% 2264
2 Thermodynamics 20884 14% 1% 1020
3 Energy & Fuels 19687 18% 0% 1265
4 Engineering, Petroleum 10968 4% 1% 289
5 Chemistry, Physical 8341 25% 0% 1770
6 Marine & Freshwater Biology 6855 10% 0% 692
7 Oceanography 4696 6% 0% 440
8 Ecology 2271 7% 0% 532
9 Physics, Atomic, Molecular & Chemical 2265 8% 0% 586
10 Chemistry, Multidisciplinary 1643 13% 0% 903

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 HYDRATE 644764 2% 91% 161
2 GAS HYDRATE 443113 2% 70% 144
3 GUANGZHOU GAS HYDRATE 380567 2% 70% 123
4 GUANGZHOU ENERGY CONVERS 141598 3% 15% 220
5 METHANE HYDRATE 124433 1% 55% 51
6 RENEWABLE ENERGY GAS HYDRATE 91393 1% 22% 94
7 OFFSHORE PLANT OURCES RD 84418 0% 91% 21
8 THERMODYNAM UNIT 65129 1% 18% 84
9 CEP TEP 60655 0% 42% 33
10 OCEAN ENERGY UTILIZAT ENERGY CONSERVAT 59485 1% 19% 70

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 FLUID PHASE EQUILIBRIA 41190 4% 3% 302
2 JOURNAL OF NATURAL GAS SCIENCE AND ENGINEERING 35756 2% 6% 130
3 ENERGY & FUELS 31660 4% 2% 304
4 JOURNAL OF CHEMICAL AND ENGINEERING DATA 30622 4% 2% 289
5 CHEMICAL ENGINEERING SCIENCE 17002 4% 2% 263
6 JOURNAL OF NATURAL GAS CHEMISTRY 14279 1% 8% 42
7 JOURNAL OF PETROLEUM SCIENCE AND ENGINEERING 7063 1% 2% 77
8 JOURNAL OF CHEMICAL THERMODYNAMICS 6309 1% 1% 103
9 ENERGY CONVERSION AND MANAGEMENT 6293 2% 1% 120
10 BIOGEOSCIENCES 4904 1% 2% 63

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 GAS HYDRATE 1592657 11% 46% 786 Search GAS+HYDRATE Search GAS+HYDRATE
2 OCEAN ACIDIFICATION 1089309 8% 46% 540 Search OCEAN+ACIDIFICATION Search OCEAN+ACIDIFICATION
3 CLATHRATE HYDRATE 1034789 4% 82% 286 Search CLATHRATE+HYDRATE Search CLATHRATE+HYDRATE
4 METHANE HYDRATE 761831 4% 59% 293 Search METHANE+HYDRATE Search METHANE+HYDRATE
5 HYDRATE 586604 5% 37% 360 Search HYDRATE Search HYDRATE
6 CO2 HYDRATE 349059 1% 94% 84 Search CO2+HYDRATE Search CO2+HYDRATE
7 NATURAL GAS HYDRATE 276647 1% 77% 82 Search NATURAL+GAS+HYDRATE Search NATURAL+GAS+HYDRATE
8 DEPRESSURIZATION 213880 1% 55% 89 Search DEPRESSURIZATION Search DEPRESSURIZATION
9 HYDRATE FORMATION 181997 1% 68% 61 Search HYDRATE+FORMATION Search HYDRATE+FORMATION
10 SEMI CLATHRATE HYDRATE 163019 1% 97% 38 Search SEMI+CLATHRATE+HYDRATE Search SEMI+CLATHRATE+HYDRATE

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 2


rank cluster_id2 link
1 2161 GAS HYDRATE//MUD VOLCANO//POCKMARKS
2 1488 SEA URCHIN//ECHINODERM//ECHINOID
3 659 CORAL REEFS//CORAL//SYMBIODINIUM
4 3691 ANTIFREEZE PROTEIN//THERMAL HYSTERESIS//ICE BINDING PROTEIN
5 1058 SCI EXTREME CONDIT//STATE SUPERHARD MAT//HIGH PRESSURE
6 56 OCEANOGRAPHY//PHYTOPLANKTON//LIMNOLOGY AND OCEANOGRAPHY
7 269 PHYSICS, ATOMIC, MOLECULAR & CHEMICAL//JOURNAL OF CHEMICAL THEORY AND COMPUTATION//JOURNAL OF COMPUTATIONAL CHEMISTRY
8 3942 ONCAEIDAE//RED SEA//ATLANTIS II DEEP
9 1958 CARBONIC ANHYDRASE//CHIM BIOINORGAN//POLO SCI
10 290 MARINE & FRESHWATER BIOLOGY//VELIGER//JOURNAL OF SHELLFISH RESEARCH

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