Class information for:
Level 1: INTERNATIONAL JOURNAL OF COAL GEOLOGY//COAL//MINERALS IN COAL

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
118 3       FUEL//ENERGY & FUELS//PYROLYSIS 71180
733 2             FUEL//INTERNATIONAL JOURNAL OF COAL GEOLOGY//COAL 13025
2675 1                   INTERNATIONAL JOURNAL OF COAL GEOLOGY//COAL//MINERALS IN COAL 2207

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 INTERNATIONAL JOURNAL OF COAL GEOLOGY journal 2441294 30% 26% 659
2 COAL authKW 409854 17% 8% 372
3 MINERALS IN COAL authKW 286219 1% 95% 21
4 MODE OF OCCURRENCE authKW 279844 1% 70% 28
5 PL ENERGY address 259152 6% 14% 126
6 TONSTEIN authKW 251769 1% 77% 23
7 COAL PETROLOGY authKW 217774 1% 49% 31
8 ENVIRONM SCI NANOTECHNOL address 214766 1% 79% 19
9 COAL ORGAN PETROL address 203070 1% 89% 16
10 MACERALS authKW 201159 3% 23% 61

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Energy & Fuels 80763 62% 0% 1364
2 Geosciences, Multidisciplinary 25983 40% 0% 882
3 Engineering, Chemical 9576 28% 0% 621
4 Mining & Mineral Processing 2274 3% 0% 76
5 Mineralogy 1039 3% 0% 72
6 Geology 961 3% 0% 68
7 Environmental Sciences 866 11% 0% 250
8 Geochemistry & Geophysics 611 5% 0% 116
9 Engineering, Environmental 528 4% 0% 99
10 Chemistry, Applied 228 4% 0% 84

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 PL ENERGY 259152 6% 14% 126
2 ENVIRONM SCI NANOTECHNOL 214766 1% 79% 19
3 COAL ORGAN PETROL 203070 1% 89% 16
4 ENVIRONM NANOTECHNOL DEV 184080 1% 68% 19
5 OURCE EXPLORAT HEBEI PROV 180524 1% 45% 28
6 STATE COAL OURCES SAFE MIN 148797 4% 13% 81
7 ABORAT INNOVAT COAL EXPLOITAT 85672 0% 100% 6
8 GEOSCI SURVEY ENGN 82232 1% 48% 12
9 SOURCE EARTH SCI 71393 0% 100% 5
10 COAL ORGAN PETR 69961 0% 70% 7

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 INTERNATIONAL JOURNAL OF COAL GEOLOGY 2441294 30% 26% 659
2 FUEL 63480 12% 2% 264
3 ENERGY EXPLORATION & EXPLOITATION 60490 2% 8% 53
4 ENERGY SOURCES 24049 2% 4% 45
5 MINERALS 17687 1% 5% 23
6 FUEL PROCESSING TECHNOLOGY 16309 4% 1% 78
7 ENERGY & FUELS 13975 5% 1% 112
8 ENERGY SOURCES PART A-RECOVERY UTILIZATION AND ENVIRONMENTAL EFFECTS 11838 2% 2% 48
9 JOURNAL OF THE GEOLOGICAL SOCIETY OF INDIA 7200 2% 1% 46
10 GOSPODARKA SUROWCAMI MINERALNYMI-MINERAL RESOURCES MANAGEMENT 3556 0% 2% 11

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 COAL 409854 17% 8% 372 Search COAL Search COAL
2 MINERALS IN COAL 286219 1% 95% 21 Search MINERALS+IN+COAL Search MINERALS+IN+COAL
3 MODE OF OCCURRENCE 279844 1% 70% 28 Search MODE+OF+OCCURRENCE Search MODE+OF+OCCURRENCE
4 TONSTEIN 251769 1% 77% 23 Search TONSTEIN Search TONSTEIN
5 COAL PETROLOGY 217774 1% 49% 31 Search COAL+PETROLOGY Search COAL+PETROLOGY
6 MACERALS 201159 3% 23% 61 Search MACERALS Search MACERALS
7 MINERAL MATTER 198307 2% 30% 47 Search MINERAL+MATTER Search MINERAL+MATTER
8 MODES OF OCCURRENCE 198243 1% 73% 19 Search MODES+OF+OCCURRENCE Search MODES+OF+OCCURRENCE
9 COAL PETROGRAPHY 169097 1% 41% 29 Search COAL+PETROGRAPHY Search COAL+PETROGRAPHY
10 TRACE ELEMENTS IN COAL 150813 1% 81% 13 Search TRACE+ELEMENTS+IN+COAL Search TRACE+ELEMENTS+IN+COAL

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 18630 FOAM INDEX//CHAR MORPHOLOGY//UNBURNED CARBON
2 19013 INCINERATION//HEAVY METAL VAPORIZATION//CHLORIDE CAPACITY
3 7096 ELEMENTAL MERCURY//MERCURY OXIDATION//MERCURY CAPTURE
4 24501 BARKINITE//ALIPHATIC CHAIN LENGTH//CICASI
5 16427 IGNEOUS INTRUSION//NATURAL COKE//INTERNATIONAL JOURNAL OF COAL GEOLOGY
6 12855 ASPHALTITE//ULTRA CLEAN COAL//ORGANIC SULPHUR
7 1392 SLAGGING//ASH DEPOSITION//ENERGY & FUELS
8 29261 SLIDING MUD//MOSSBAUER//ASSESSORIA MEIO AMBIENTE
9 37453 COAL ARTIFACTS//OLTU//OLTU STONE
10 11773 MIOSPORES//PARANA BASIN//PAGANZO BASIN

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