Class information for:
Level 1: TRIASSIC JURASSIC BOUNDARY//TRIASSIC//RHAETIAN

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
0 3       GEOCHEMISTRY & GEOPHYSICS//GEOSCIENCES, MULTIDISCIPLINARY//GEOLOGY 272432
187 2             PALEONTOLOGY//GEOLOGY//AMMONITES 21050
9258 1                   TRIASSIC JURASSIC BOUNDARY//TRIASSIC//RHAETIAN 1203

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 TRIASSIC JURASSIC BOUNDARY authKW 1157407 4% 82% 54
2 TRIASSIC authKW 690260 16% 14% 193
3 RHAETIAN authKW 603210 3% 56% 41
4 CARNIAN authKW 545300 4% 47% 44
5 UPPER TRIASSIC authKW 435339 5% 30% 55
6 CENTRAL ATLANTIC MAGMATIC PROVINCE authKW 378274 2% 76% 19
7 LATE TRIASSIC authKW 327516 5% 22% 58
8 LADINIAN authKW 323658 2% 46% 27
9 MIDDLE TRIASSIC authKW 309249 4% 23% 52
10 NORIAN authKW 289853 2% 38% 29

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Paleontology 116707 42% 1% 506
2 Geology 64137 32% 1% 387
3 Geosciences, Multidisciplinary 13220 39% 0% 465
4 Geography, Physical 5435 12% 0% 139
5 Geochemistry & Geophysics 1627 11% 0% 129
6 Engineering, Petroleum 994 3% 0% 36
7 Mineralogy 195 2% 0% 24
8 Multidisciplinary Sciences 161 2% 0% 27
9 Energy & Fuels 64 3% 0% 40
10 Plant Sciences 22 4% 0% 43

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ABT ERDOLGEOL 69856 0% 67% 4
2 CALGARY ADV TECHNOL 120 69856 0% 67% 4
3 SCI PHYS TERRE 58942 0% 75% 3
4 FAK GJEOL MINIERA 52394 0% 100% 2
5 GEOTECHN BURO 52394 0% 100% 2
6 SECT MIN GEOL ENGN 52394 0% 100% 2
7 STUDIO PROBLEMI GEODINAM ALPINA 52394 0% 100% 2
8 GRP PALAEONTOL 43655 0% 33% 5
9 DIPARTIMENTO GEOL PALEONTOL GEOFIS 40225 1% 12% 13
10 GENIE MINIER 34928 0% 67% 2

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 RIVISTA ITALIANA DI PALEONTOLOGIA E STRATIGRAFIA 170339 5% 10% 63
2 FACIES 149243 5% 9% 66
3 PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY 52889 10% 2% 126
4 BULLETIN OF CANADIAN PETROLEUM GEOLOGY 33616 2% 5% 28
5 BOLLETTINO DELLA SOCIETA GEOLOGICA ITALIANA 14539 1% 4% 13
6 SWISS JOURNAL OF GEOSCIENCES 10340 1% 3% 12
7 GEOLOGICA CARPATHICA 9855 2% 2% 19
8 SEDIMENTARY GEOLOGY 9644 3% 1% 39
9 NEWSLETTERS ON STRATIGRAPHY 9111 1% 3% 12
10 REVIEW OF PALAEOBOTANY AND PALYNOLOGY 9074 3% 1% 32

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 TRIASSIC JURASSIC BOUNDARY 1157407 4% 82% 54 Search TRIASSIC+JURASSIC+BOUNDARY Search TRIASSIC+JURASSIC+BOUNDARY
2 TRIASSIC 690260 16% 14% 193 Search TRIASSIC Search TRIASSIC
3 RHAETIAN 603210 3% 56% 41 Search RHAETIAN Search RHAETIAN
4 CARNIAN 545300 4% 47% 44 Search CARNIAN Search CARNIAN
5 UPPER TRIASSIC 435339 5% 30% 55 Search UPPER+TRIASSIC Search UPPER+TRIASSIC
6 CENTRAL ATLANTIC MAGMATIC PROVINCE 378274 2% 76% 19 Search CENTRAL+ATLANTIC+MAGMATIC+PROVINCE Search CENTRAL+ATLANTIC+MAGMATIC+PROVINCE
7 LATE TRIASSIC 327516 5% 22% 58 Search LATE+TRIASSIC Search LATE+TRIASSIC
8 LADINIAN 323658 2% 46% 27 Search LADINIAN Search LADINIAN
9 MIDDLE TRIASSIC 309249 4% 23% 52 Search MIDDLE+TRIASSIC Search MIDDLE+TRIASSIC
10 NORIAN 289853 2% 38% 29 Search NORIAN Search NORIAN

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 27830 ESTN REG NOROESTE//SCLERACTINIA//FORE BALKAN
2 11526 CARBONATE PLATFORM//KANSAS INTERDISCIPLINARY CARBONATES CONSORTIUM//FISCHER PLOTS
3 2563 PERMIAN TRIASSIC BOUNDARY//PERMIAN//EARLY TRIASSIC
4 2561 AMMONITES//OXFORDIAN//JURASSIC
5 15280 RADIOLARIANS//RADIOLARIA//OFIOLITI
6 13707 ANTI ATLAS//MOROCCO//HIGH ATLAS
7 22572 PALYNOFACIES//DINOFLAGELLATE CYSTS//SYSTEMATIC PALYNOLOGY
8 4834 PALEOBOT//BENNETTITALES//REVIEW OF PALAEOBOTANY AND PALYNOLOGY
9 5557 PALEOMAGNETISM//REMAGNETIZATION//PALAEOMAGNETISM
10 2482 TEMNOSPONDYLI//THERAPSIDA//PALEONTOLOGY

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