Class information for:
Level 2: PALEONTOLOGY//GEOLOGY//AMMONITES

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
486 1                   CRETACEOUS RESEARCH//AMMONITES//APTIAN 3421
1371 1                   PETM//PALEOCENE EOCENE THERMAL MAXIMUM//INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT 2705
2561 1                   AMMONITES//OXFORDIAN//JURASSIC 2240
2613 1                   DOLOMITIZATION//JOURNAL OF SEDIMENTARY PETROLOGY//SADDLE DOLOMITE 2226
5985 1                   K T BOUNDARY//CRETACEOUS TERTIARY BOUNDARY//CRETACEOUS PALEOGENE BOUNDARY 1577
9258 1                   TRIASSIC JURASSIC BOUNDARY//TRIASSIC//RHAETIAN 1203
11526 1                   CARBONATE PLATFORM//KANSAS INTERDISCIPLINARY CARBONATES CONSORTIUM//FISCHER PLOTS 1002
13043 1                   LARGER FORAMINIFERA//LARGER BENTHIC FORAMINIFERA//NUMMULITES 895
13915 1                   EVAPORITES//ZECHSTEIN//GEOL GEOCHEM COMBUSTIBLE MINERALS 835
15280 1                   RADIOLARIANS//RADIOLARIA//OFIOLITI 747
16108 1                   GEOARABIA//JOURNAL OF PETROLEUM GEOLOGY//SOUTH IRAQ 699
16570 1                   PHOSPHORITE//PHOSPHOGENESIS//PHOSPHATIC SERIES 674
21589 1                   CALPIONELLIDS//BERRIASIAN//JURASSIC CRETACEOUS BOUNDARY 437
22114 1                   TECHNOL DEV SUPPORT UNIT//GEOL GEOPHYS ERVOIR ENGN GRPMINATO KU//MODERN BRACHIOPOD CALCITE 416
22572 1                   PALYNOFACIES//DINOFLAGELLATE CYSTS//SYSTEMATIC PALYNOLOGY 399
22595 1                   COOL WATER CARBONATES//EUCLA BASIN//TEMPERATE CARBONATES 398
25277 1                   GLAUCONITE//GLAUCONY//OOLITIC IRONSTONES 309
27830 1                   ESTN REG NOROESTE//SCLERACTINIA//FORE BALKAN 241
32372 1                   CNRS GEOL MARINE 41//DREDGE SAMPLE//ENVIRONMENT AND BIOGEOCHEMISTRY 152
33417 1                   EOPLEISTOCENE//AREA EXCEEDENCE//CARBONATE OOZE 138
34255 1                   AIR TRAP STRUCTURES//ALKALINE IGNEOUS ACTIVITY//BADAMI GROUP 127
37090 1                   ORTHOZONE//AZOLLA BEDS//BAKCHAR IRON ORE DEPOSIT 88
38145 1                   CHESAPEAKE DRIFT//FABIANIA//KURNELL 69
38802 1                   FORMULA OF GRAVITATIONAL FIELD//MANTLE PULSATION//STRATIG COMPAREE CONTINENTS OCEANS 319 52

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PALEONTOLOGY WoSSC 1131055 31% 12% 6599
2 GEOLOGY WoSSC 985740 30% 11% 6349
3 AMMONITES authKW 770669 3% 85% 605
4 BIOSTRATIGRAPHY authKW 556662 5% 36% 1030
5 CRETACEOUS RESEARCH journal 404908 4% 36% 755
6 CALCAREOUS NANNOFOSSILS authKW 335529 2% 68% 330
7 CRETACEOUS authKW 273773 4% 24% 758
8 PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY journal 255532 6% 15% 1161
9 JURASSIC authKW 252970 2% 33% 521
10 GEOL address 238549 16% 5% 3360

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Paleontology 1131055 31% 12% 6599
2 Geology 985740 30% 11% 6349
3 Geosciences, Multidisciplinary 221518 38% 2% 7968
4 Geochemistry & Geophysics 30524 11% 1% 2332
5 Geography, Physical 28886 6% 2% 1367
6 Engineering, Petroleum 8471 2% 1% 446
7 Oceanography 6528 4% 1% 922
8 Mineralogy 4308 2% 1% 467
9 Multidisciplinary Sciences 1746 2% 0% 385
10 Mining & Mineral Processing 487 1% 0% 128

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 GEOL 238549 16% 5% 3360
2 GEOL PALEONTOL 76012 1% 17% 295
3 EARTH SCI 73730 9% 3% 1922
4 ESTRATIG PALEONTOL 56146 1% 24% 158
5 SEDIMENTOL PALEONTOL 48315 0% 56% 58
6 GEOL SCI 46875 5% 3% 951
7 SEKT PALAOZOOL 44029 0% 82% 36
8 DIPARTIMENTO SCI TERRA 39676 2% 6% 451
9 GEOSCI 37952 5% 3% 1040
10 PALAEOBOT PALYNOL 37825 0% 24% 105

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CRETACEOUS RESEARCH 404908 4% 36% 755
2 PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY 255532 6% 15% 1161
3 INITIAL REPORTS OF THE DEEP SEA DRILLING PROJECT 193674 2% 32% 406
4 FACIES 173439 1% 39% 298
5 SEDIMENTARY GEOLOGY 160690 3% 16% 666
6 MICROPALEONTOLOGY 152658 1% 34% 302
7 NEWSLETTERS ON STRATIGRAPHY 123707 1% 45% 185
8 SEDIMENTOLOGY 120823 2% 18% 452
9 MARINE MICROPALEONTOLOGY 109533 2% 23% 327
10 PALEOCEANOGRAPHY 105756 2% 18% 387

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 AMMONITES 770669 3% 85% 605 Search AMMONITES Search AMMONITES
2 BIOSTRATIGRAPHY 556662 5% 36% 1030 Search BIOSTRATIGRAPHY Search BIOSTRATIGRAPHY
3 CALCAREOUS NANNOFOSSILS 335529 2% 68% 330 Search CALCAREOUS+NANNOFOSSILS Search CALCAREOUS+NANNOFOSSILS
4 CRETACEOUS 273773 4% 24% 758 Search CRETACEOUS Search CRETACEOUS
5 JURASSIC 252970 2% 33% 521 Search JURASSIC Search JURASSIC
6 CARBONATE PLATFORM 220228 1% 57% 257 Search CARBONATE+PLATFORM Search CARBONATE+PLATFORM
7 SEQUENCE STRATIGRAPHY 179342 2% 31% 387 Search SEQUENCE+STRATIGRAPHY Search SEQUENCE+STRATIGRAPHY
8 APTIAN 155807 1% 59% 176 Search APTIAN Search APTIAN
9 FORAMINIFERA 150689 2% 26% 396 Search FORAMINIFERA Search FORAMINIFERA
10 BELEMNITES 147071 1% 89% 110 Search BELEMNITES Search BELEMNITES

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 1997 JOURNAL OF FORAMINIFERAL RESEARCH//BENTHIC FORAMINIFERA//FORAMINIFERA
2 300 PALEONTOLOGY//JOURNAL OF PALEONTOLOGY//ORDOVICIAN
3 831 TRACE FOSSILS//GEOLOGY//SEDIMENTOLOGY
4 2159 ACID SULFATE SOILS//MARINE HYDROPHYS//ACID SULPHATE SOILS
5 1100 WESTERN ALPS//NORTHERN APENNINES//DIPARTIMENTO SCI TERRA
6 1505 GEOL ENGN//NORTH ANATOLIAN FAULT//TURKISH JOURNAL OF EARTH SCIENCES
7 2727 VOLCANOL SEISMOL//RUSSIAN JOURNAL OF PACIFIC GEOLOGY//KAMCHATKA
8 878 ORGANIC GEOCHEMISTRY//BOTRYOCOCCUS BRAUNII//PETR EXPLORAT DEV
9 2903 RARE EARTH ELEMENTS//MULTITRACER//RARE EARTH ELEMENTS REES
10 324 JOURNAL OF STRUCTURAL GEOLOGY//TECTONOPHYSICS//GEOSCIENCES, MULTIDISCIPLINARY

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