Class information for:
Level 1: MISSISSIPPIAN//VISEAN//SERPUKHOVIAN

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
11 4 ECOLOGY//ZOOLOGY//MARINE & FRESHWATER BIOLOGY 1214215
313 3       PALEONTOLOGY//JOURNAL OF PALEONTOLOGY//PALAEONTOLOGY 39731
300 2             PALEONTOLOGY//JOURNAL OF PALEONTOLOGY//ORDOVICIAN 18876
10630 1                   MISSISSIPPIAN//VISEAN//SERPUKHOVIAN 1077

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 MISSISSIPPIAN authKW 793267 8% 33% 82
2 VISEAN authKW 694998 4% 49% 48
3 SERPUKHOVIAN authKW 561352 3% 71% 27
4 CARBONIFEROUS authKW 541026 12% 14% 132
5 MUD MOUNDS authKW 335243 2% 44% 26
6 LATE VISEAN authKW 280910 1% 80% 12
7 TOURNAISIAN authKW 270940 2% 36% 26
8 RUGOSE CORALS authKW 263340 2% 50% 18
9 RUGOSA authKW 228404 2% 35% 22
10 DINANTIAN authKW 210676 1% 60% 12

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Paleontology 171009 54% 1% 579
2 Geology 45013 29% 1% 307
3 Geosciences, Multidisciplinary 5217 26% 0% 281
4 Geography, Physical 297 3% 0% 33
5 Multidisciplinary Sciences 271 3% 0% 32
6 Engineering, Petroleum 109 1% 0% 12
7 Energy & Fuels 2 1% 0% 16
8 Biodiversity Conservation 0 0% 0% 3
9 Mineralogy -0 0% 0% 2
10 Mining & Mineral Processing -0 0% 0% 1

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 UEI 120376 1% 34% 12
2 UFR ANAL PROSPECT BASSINS SEDIMENTAI 117048 0% 100% 4
3 DDM 78029 0% 67% 4
4 SERV PALEONTOL ANIM HUMAINE 73150 0% 50% 5
5 SERV PALEONTOL ANIM 65838 0% 75% 3
6 UNITE PALEONTOL ANIM 58524 0% 100% 2
7 INTEGRATED PALAEOENVIRONM GRP 52669 0% 60% 3
8 UCD GEOL SCI 51411 1% 12% 15
9 PALEONTOL 47970 8% 2% 82
10 URA 1365 43890 0% 50% 3

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 FACIES 84519 4% 6% 47
2 JOURNAL OF PALEONTOLOGY 82327 10% 3% 105
3 GEOLOGICAL JOURNAL 82121 5% 5% 56
4 PALEONTOLOGICHESKII ZHURNAL 59864 4% 5% 44
5 GEOBIOS 55946 5% 3% 58
6 PROCEEDINGS OF THE YORKSHIRE GEOLOGICAL SOCIETY 53410 2% 9% 20
7 GEOLOGICA BELGICA 37440 2% 7% 18
8 PALEONTOLOGICAL JOURNAL 28304 4% 3% 38
9 JOURNAL OF FORAMINIFERAL RESEARCH 26751 3% 3% 29
10 NEWSLETTERS ON STRATIGRAPHY 20444 2% 4% 17

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 MISSISSIPPIAN 793267 8% 33% 82 Search MISSISSIPPIAN Search MISSISSIPPIAN
2 VISEAN 694998 4% 49% 48 Search VISEAN Search VISEAN
3 SERPUKHOVIAN 561352 3% 71% 27 Search SERPUKHOVIAN Search SERPUKHOVIAN
4 CARBONIFEROUS 541026 12% 14% 132 Search CARBONIFEROUS Search CARBONIFEROUS
5 MUD MOUNDS 335243 2% 44% 26 Search MUD+MOUNDS Search MUD+MOUNDS
6 LATE VISEAN 280910 1% 80% 12 Search LATE+VISEAN Search LATE+VISEAN
7 TOURNAISIAN 270940 2% 36% 26 Search TOURNAISIAN Search TOURNAISIAN
8 RUGOSE CORALS 263340 2% 50% 18 Search RUGOSE+CORALS Search RUGOSE+CORALS
9 RUGOSA 228404 2% 35% 22 Search RUGOSA Search RUGOSA
10 DINANTIAN 210676 1% 60% 12 Search DINANTIAN Search DINANTIAN

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 8787 FRASNIAN//DEVONIAN//LATE DEVONIAN
2 14519 STROMATOPOROIDS//TABULATA//STROMATOPOROIDEA
3 2563 PERMIAN TRIASSIC BOUNDARY//PERMIAN//EARLY TRIASSIC
4 27830 ESTN REG NOROESTE//SCLERACTINIA//FORE BALKAN
5 11526 CARBONATE PLATFORM//KANSAS INTERDISCIPLINARY CARBONATES CONSORTIUM//FISCHER PLOTS
6 6165 PENNSYLVANIAN//REVIEW OF PALAEOBOTANY AND PALYNOLOGY//PALAEOBIOL PALAEOECOL
7 22114 TECHNOL DEV SUPPORT UNIT//GEOL GEOPHYS ERVOIR ENGN GRPMINATO KU//MODERN BRACHIOPOD CALCITE
8 11773 MIOSPORES//PARANA BASIN//PAGANZO BASIN
9 17480 SERPULIDAE//SPIRORBIDAE//TUBE ULTRASTRUCTURE
10 2613 DOLOMITIZATION//JOURNAL OF SEDIMENTARY PETROLOGY//SADDLE DOLOMITE

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