Class information for:
Level 1: NORTHEASTERN RUSSIA//PHYTOSTRATIGRAPHY//FOSSIL FLORA

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
2727 2             VOLCANOL SEISMOL//RUSSIAN JOURNAL OF PACIFIC GEOLOGY//KAMCHATKA 3506
35312 1                   NORTHEASTERN RUSSIA//PHYTOSTRATIGRAPHY//FOSSIL FLORA 114

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 NORTHEASTERN RUSSIA authKW 2908873 19% 48% 22
2 PHYTOSTRATIGRAPHY authKW 2095307 11% 63% 12
3 FOSSIL FLORA authKW 2073475 13% 50% 15
4 NE INTEGRATED SCI address 1105861 4% 100% 4
5 OKHOTSK CHUKOTKA VOLCANOGENIC BELT authKW 884687 4% 80% 4
6 NORTHERN ALASKA authKW 691158 4% 50% 5
7 PALEOFLORISTICS authKW 622045 3% 75% 3
8 ANGIOSPERM LEAVES authKW 368619 2% 67% 2
9 EARTH PLANETARY SPACE ASTRON SCI address 368619 2% 67% 2
10 NON MARINE DEPOSITS authKW 368619 2% 67% 2

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Paleontology 30891 70% 0% 80
2 Geology 10883 43% 0% 49
3 Geosciences, Multidisciplinary 687 29% 0% 33
4 Geography, Physical 356 10% 0% 11
5 Mineralogy 34 3% 0% 3
6 Multidisciplinary Sciences 22 3% 0% 3
7 Geochemistry & Geophysics 21 4% 0% 5
8 Plant Sciences 8 5% 0% 6
9 History & Philosophy of Science 5 1% 0% 1
10 Biodiversity Conservation 2 1% 0% 1

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 NE INTEGRATED SCI 1105861 4% 100% 4
2 EARTH PLANETARY SPACE ASTRON SCI 368619 2% 67% 2
3 EARTH PLANETARY ASTRON 276465 1% 100% 1
4 NORTHEAST COMPLEX SVKNII DVO RAN 276465 1% 100% 1
5 SOURCE NAT CANADA 276465 1% 100% 1
6 LIFE NE ASIA 138232 1% 50% 1
7 PETR SYST EVALUAT GRP 138232 1% 50% 1
8 NE COMPLEX SVKNII 92154 1% 33% 1
9 PALAEOFLORIST 92154 1% 33% 1
10 PALEONTOL PIN 92154 1% 33% 1

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 STRATIGRAPHY AND GEOLOGICAL CORRELATION 320907 29% 4% 33
2 PALEONTOLOGICAL JOURNAL 26713 11% 1% 12
3 PALEONTOLOGICHESKII ZHURNAL 23679 8% 1% 9
4 CRETACEOUS RESEARCH 6437 6% 0% 7
5 TIKHOOKEANSKAYA GEOLOGIYA 3213 1% 1% 1
6 PALAEOGEOGRAPHY PALAEOCLIMATOLOGY PALAEOECOLOGY 2843 8% 0% 9
7 DOKLADY EARTH SCIENCES 2666 6% 0% 7
8 REVIEW OF PALAEOBOTANY AND PALYNOLOGY 2344 4% 0% 5
9 LITHOLOGY AND MINERAL RESOURCES 2235 2% 0% 2
10 IZVESTIYA AKADEMII NAUK SERIYA GEOLOGICHESKAYA 2228 1% 1% 1

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 NORTHEASTERN RUSSIA 2908873 19% 48% 22 Search NORTHEASTERN+RUSSIA Search NORTHEASTERN+RUSSIA
2 PHYTOSTRATIGRAPHY 2095307 11% 63% 12 Search PHYTOSTRATIGRAPHY Search PHYTOSTRATIGRAPHY
3 FOSSIL FLORA 2073475 13% 50% 15 Search FOSSIL+FLORA Search FOSSIL+FLORA
4 OKHOTSK CHUKOTKA VOLCANOGENIC BELT 884687 4% 80% 4 Search OKHOTSK+CHUKOTKA+VOLCANOGENIC+BELT Search OKHOTSK+CHUKOTKA+VOLCANOGENIC+BELT
5 NORTHERN ALASKA 691158 4% 50% 5 Search NORTHERN+ALASKA Search NORTHERN+ALASKA
6 PALEOFLORISTICS 622045 3% 75% 3 Search PALEOFLORISTICS Search PALEOFLORISTICS
7 ANGIOSPERM LEAVES 368619 2% 67% 2 Search ANGIOSPERM+LEAVES Search ANGIOSPERM+LEAVES
8 NON MARINE DEPOSITS 368619 2% 67% 2 Search NON+MARINE+DEPOSITS Search NON+MARINE+DEPOSITS
9 NORTH EASTERN RUSSIA 368619 2% 67% 2 Search NORTH+EASTERN+RUSSIA Search NORTH+EASTERN+RUSSIA
10 FLOROGENESIS 315955 4% 29% 4 Search FLOROGENESIS Search FLOROGENESIS

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 4834 PALEOBOT//BENNETTITALES//REVIEW OF PALAEOBOTANY AND PALYNOLOGY
2 3890 FOSSIL WOOD//REVIEW OF PALAEOBOTANY AND PALYNOLOGY//COEXISTENCE APPROACH
3 7606 NEW SIBERIAN ISLANDS//LOMONOSOV RIDGE//KNIPOVICH RIDGE
4 37090 ORTHOZONE//AZOLLA BEDS//BAKCHAR IRON ORE DEPOSIT
5 16399 VOLCANOL SEISMOL//KAMCHATKA//JOURNAL OF VOLCANOLOGY AND SEISMOLOGY
6 34177 TIANCHI VOLCANO//CHANGBAISHAN TIANCHI VOLCANO//TIANCHI
7 486 CRETACEOUS RESEARCH//AMMONITES//APTIAN
8 1834 BASAL ANGIOSPERMS//NYMPHAEALES//ANGIOSPERMS
9 5985 K T BOUNDARY//CRETACEOUS TERTIARY BOUNDARY//CRETACEOUS PALEOGENE BOUNDARY
10 20316 EXCESS ARGON//AR 40 AR 39//EARTHTIME

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