Class information for:
Level 1: PICEA RUBENS//RED SPRUCE DECLINE//SUGAR MAPLE

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
25 3       FORESTRY//FOREST ECOLOGY AND MANAGEMENT//CANADIAN JOURNAL OF FOREST RESEARCH-REVUE CANADIENNE DE RECHERCHE FORESTIERE 117839
908 2             OZONE//ENVIRONMENTAL POLLUTION//BIOMONITORING 11421
13066 1                   PICEA RUBENS//RED SPRUCE DECLINE//SUGAR MAPLE 893

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PICEA RUBENS authKW 570323 4% 40% 40
2 RED SPRUCE DECLINE authKW 282334 1% 100% 8
3 SUGAR MAPLE authKW 244069 5% 17% 41
4 RED SPRUCE authKW 213943 3% 25% 24
5 ACER SACCHARUM authKW 209074 5% 14% 43
6 MAPLE DECLINE authKW 105875 0% 100% 3
7 DIRECT RECH FO TIERE address 96196 3% 9% 30
8 WINTER THAW authKW 94109 0% 67% 4
9 CANADIAN JOURNAL OF FOREST RESEARCH journal 82909 11% 2% 97
10 HUBBARD BROOK authKW 82058 1% 23% 10

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Forestry 60525 46% 0% 411
2 Soil Science 4270 13% 0% 118
3 Environmental Sciences 1315 20% 0% 178
4 Plant Sciences 878 15% 0% 134
5 Ecology 832 12% 0% 106
6 Meteorology & Atmospheric Sciences 434 7% 0% 61
7 Water Resources 278 5% 0% 48
8 Agronomy 169 4% 0% 38
9 Biodiversity Conservation 151 2% 0% 20
10 Geosciences, Multidisciplinary 83 5% 0% 42

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 DIRECT RECH FO TIERE 96196 3% 9% 30
2 DEP GEOG PLANNING 70583 0% 100% 2
3 INRA UMR CARRTEL 042 70583 0% 100% 2
4 NE STN 65038 3% 6% 31
5 INTER EGIATE PROGRAM ECOL MOL PLANT PHY 63523 0% 60% 3
6 HUBBARD BROOK EXPT FO T 58813 1% 33% 5
7 FORET QUEBEC 49397 1% 20% 7
8 UNDERHILL 47054 0% 67% 2
9 SOIL WATER SCI PROGRAM 36416 1% 13% 8
10 ADV SUR E CHEM ANAL G 35292 0% 100% 1

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CANADIAN JOURNAL OF FOREST RESEARCH 82909 11% 2% 97
2 CANADIAN JOURNAL OF FOREST RESEARCH-REVUE CANADIENNE DE RECHERCHE FORESTIERE 77142 11% 2% 96
3 NORTHERN JOURNAL OF APPLIED FORESTRY 13749 1% 3% 12
4 TREE PHYSIOLOGY 13537 4% 1% 37
5 BULLETIN OF THE TORREY BOTANICAL CLUB 13494 2% 2% 16
6 BIOGEOCHEMISTRY 10461 3% 1% 27
7 FOREST ECOLOGY AND MANAGEMENT 9941 6% 0% 58
8 SOIL SCIENCE SOCIETY OF AMERICA JOURNAL 6289 5% 0% 41
9 WATER AIR AND SOIL POLLUTION 5104 4% 0% 38
10 USDA FOREST SERVICE NORTHEASTERN RESEARCH STATION RESEARCH PAPER 5040 0% 14% 1

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 PICEA RUBENS 570323 4% 40% 40 Search PICEA+RUBENS Search PICEA+RUBENS
2 RED SPRUCE DECLINE 282334 1% 100% 8 Search RED+SPRUCE+DECLINE Search RED+SPRUCE+DECLINE
3 SUGAR MAPLE 244069 5% 17% 41 Search SUGAR+MAPLE Search SUGAR+MAPLE
4 RED SPRUCE 213943 3% 25% 24 Search RED+SPRUCE Search RED+SPRUCE
5 ACER SACCHARUM 209074 5% 14% 43 Search ACER+SACCHARUM Search ACER+SACCHARUM
6 MAPLE DECLINE 105875 0% 100% 3 Search MAPLE+DECLINE Search MAPLE+DECLINE
7 WINTER THAW 94109 0% 67% 4 Search WINTER+THAW Search WINTER+THAW
8 HUBBARD BROOK 82058 1% 23% 10 Search HUBBARD+BROOK Search HUBBARD+BROOK
9 SUGARBUSH 79405 0% 75% 3 Search SUGARBUSH Search SUGARBUSH
10 WINTER INJURY 73509 1% 21% 10 Search WINTER+INJURY Search WINTER+INJURY

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 21081 DENDROCHEMISTRY//DENDROANALYSIS//TREE RINGS
2 33587 ICE STORM//GLAZE STORM//ICE STORM DAMAGE
3 16830 FORSTWISSENSCHAFTLICHES CENTRALBLATT//VITALITY FERTILIZATION//ALLGEMEINE FORST UND JAGDZEITUNG
4 4378 NITROGEN SATURATION//N SATURATION//GROSS NITRIFICATION
5 2340 ACIDIFICATION//CRITICAL LOAD//ACID DEPOSITION
6 23851 CROWN CONDITION//NEEDLE TRACE METHOD//NEEDLE RETENTION
7 12165 ACID MIST//SIMULATED ACID RAIN//NORWAY SPRUCE PICEA ABIES PINACEAE
8 29085 CRYPTOCOCCUS FAGISUGA//BEECH BARK DISEASE//BEECH SCALE
9 9453 WHOLE TREE HARVESTING//LONG TERM SOIL PRODUCTIVITY//SOIL COMPACTION
10 5202 CANOPY GAPS//GAP DYNAMICS//FO TRY RENEWABLE FO T OURCES

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