Class information for:
Level 1: OIL SHALE//NE ESTONIAN//NE ESTONIA

Basic class information
Class id #P Avg. number of
references		 Database coverage
of references
29624 182 19.6 24%


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
18 4 THERMODYNAMICS//ENERGY & FUELS//ENGINEERING, CHEMICAL 531182
381 3       FUEL//HYDRODESULFURIZATION//ENERGY & FUELS 31814
3064 2             OIL SHALE//OIL SHALE ASH//VANADYL PORPHYRINS 2426
29624 1                   OIL SHALE//NE ESTONIAN//NE ESTONIA 182

Terms with highest relevance score


rank Term termType Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 OIL SHALE journal 1795625 47% 12% 86
2 NE ESTONIAN address 1068467 6% 58% 11
3 NE ESTONIA address 301997 2% 60% 3
4 MIN address 233401 21% 4% 39
5 RIVER BACTERIA authKW 223702 1% 67% 2
6 AHP FUZZY MODEL authKW 167777 1% 100% 1
7 ANCIENT VALLEY authKW 167777 1% 100% 1
8 ASSESSMENT INDICATOR FRAME authKW 167777 1% 100% 1
9 CARBONATE ROCK AGGREGATES authKW 167777 1% 100% 1
10 CHAIR CONSTITUT ADM LAW address 167777 1% 100% 1

Web of Science journal categories


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 Engineering, Petroleum 40113 47% 0% 86
2 Energy & Fuels 4189 48% 0% 88
3 Geochemistry & Geophysics 100 7% 0% 13
4 Geology 91 3% 0% 6
5 Water Resources 91 7% 0% 12
6 Microbiology 77 10% 0% 18
7 Geography 34 2% 0% 4
8 Environmental Sciences 22 7% 0% 13
9 Business 19 2% 0% 4
10 Mining & Mineral Processing 17 1% 0% 2

Address terms


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 NE ESTONIAN 1068467 6% 58% 11
2 NE ESTONIA 301997 2% 60% 3
3 MIN 233401 21% 4% 39
4 CHAIR CONSTITUT ADM LAW 167777 1% 100% 1
5 DORSET COAST FORUM 167777 1% 100% 1
6 EESTI ENERGIA KAEVANDUSED 167777 1% 100% 1
7 ENERGIASALV 167777 1% 100% 1
8 ENVIRONM SERV DIRECTORATE 167777 1% 100% 1
9 ESTONIAN BUSINESS 167777 1% 100% 1
10 HYDROL WATER MANAGEMENT URBANISED AREAS 167777 1% 100% 1

Journals


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class
1 OIL SHALE 1795625 47% 12% 86
2 BALTICA 9551 2% 2% 3
3 GEOKHIMIYA 4485 5% 0% 9
4 MINERAL RESOURCES ENGINEERING 3993 1% 2% 1
5 ECOLOGICAL BULLETINS 2502 1% 1% 1
6 ADVANCES IN MICROBIAL ECOLOGY 2019 1% 1% 1
7 RUSSIAN AND EAST EUROPEAN FINANCE AND TRADE 1566 1% 1% 1
8 ENERGY SCIENCE & ENGINEERING 1537 1% 1% 1
9 HYDROLOGY RESEARCH 1230 1% 0% 2
10 VOPROSY VIRUSOLOGII 1187 2% 0% 4

Author Key Words


Rank Term Chi square Shr. of publ. in
class containing
term		 Class's shr. of
term's tot. occurrences		 #P with
term in
class		 LCSH search Wikipedia search
1 RIVER BACTERIA 223702 1% 67% 2 Search RIVER+BACTERIA Search RIVER+BACTERIA
2 AHP FUZZY MODEL 167777 1% 100% 1 Search AHP+FUZZY+MODEL Search AHP+FUZZY+MODEL
3 ANCIENT VALLEY 167777 1% 100% 1 Search ANCIENT+VALLEY Search ANCIENT+VALLEY
4 ASSESSMENT INDICATOR FRAME 167777 1% 100% 1 Search ASSESSMENT+INDICATOR+FRAME Search ASSESSMENT+INDICATOR+FRAME
5 CARBONATE ROCK AGGREGATES 167777 1% 100% 1 Search CARBONATE+ROCK+AGGREGATES Search CARBONATE+ROCK+AGGREGATES
6 CLUSTER FORMATION INDEX 167777 1% 100% 1 Search CLUSTER+FORMATION+INDEX Search CLUSTER+FORMATION+INDEX
7 CONSUMER LOAD 167777 1% 100% 1 Search CONSUMER+LOAD Search CONSUMER+LOAD
8 EU EU RATIO 167777 1% 100% 1 Search EU+EU+RATIO Search EU+EU+RATIO
9 FILTRATING MASKS 167777 1% 100% 1 Search FILTRATING+MASKS Search FILTRATING+MASKS
10 FREE TRANSITION 167777 1% 100% 1 Search FREE+TRANSITION Search FREE+TRANSITION

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.


Rank Reference # ref.
in cl.		 Shr. of ref. in
cl.		 Citations
1 VALGMA, I , TORN, H , ERG, K , (2006) THE IMPACT OF INFILTRATION DAM ON THE GROUNDWATER REGIME IN THE KURTNA LANDSCAPE RESERVE AREA.OIL SHALE. VOL. 23. ISSUE 1. P. 3 -14 15 100% 2
2 VAIZENE, V , VALGMA, I , REINSALU, E , PASTARUS, JR , KAISLA, E , (2015) INTERDEPENDENCE BETWEEN POINT LOAD INDEX, COMPRESSIVE STRENGTH AND CRUSHING RESISTANCE OF JORDAN OIL SHALE AND RELATION TO CALORIFIC VALUE.OIL SHALE. VOL. 32. ISSUE 3. P. 252 -268 14 78% 0
3 VAIZENE, V , VALGMA, I , KARU, V , ORRU, M , (2016) ENVIRONMENTAL IMPACT OF OIL SHALE MINING.ENVIRONMENTAL EARTH SCIENCES. VOL. 75. ISSUE 16. P. - 11 79% 0
4 VAIZENE, V , VALGMA, I , ISKUL, R , KOLATS, M , NURME, M , KARU, V , (2013) HIGH SELECTIVE OIL SHALE MINING.OIL SHALE. VOL. 30. ISSUE . P. 305-325 8 100% 1
5 KARU, V , VALGMA, I , KOLATS, M , (2013) MINE WATER AS A POTENTIAL SOURCE OF ENERGY FROM UNDERGROUND MINED AREAS IN ESTONIAN OIL SHALE DEPOSIT.OIL SHALE. VOL. 30. ISSUE . P. 336-362 11 69% 2
6 ORRU, M , VAIZENE, V , PASTARUS, JR , SYSTRA, Y , VALGMA, I , (2013) POSSIBILITIES OF OIL SHALE MINING UNDER THE SELISOO MIRE OF THE ESTONIA OIL SHALE DEPOSIT.ENVIRONMENTAL EARTH SCIENCES. VOL. 70. ISSUE 7. P. 3311-3321 11 58% 2
7 PASTARUS, JR , SYSTRA, Y , VALGMA, I , KOLOTOGINA, L , ANEPAIO, A , VANNUS, A , NURME, M , (2013) SURFACE MINING TECHNOLOGY IN THE ZONES OF TECTONIC DISTURBANCES, ESTONIAN OIL SHALE DEPOSIT.OIL SHALE. VOL. 30. ISSUE . P. 326-335 9 69% 0
8 METSAOTS, K , PRINTSMANN, A , KAART, T , SEPP, K , (2015) WHAT HINDERS AND WHAT FACILITATES GOOD LIVING IN THE OIL SHALE MINING REGION?.OIL SHALE. VOL. 32. ISSUE 4. P. 373 -392 7 78% 0
9 VAHT, R , MAYES, W , LUUD, A , (2011) IMPACT OF OIL SHALE MINING ON FLOW REGIMES IN NORTHEAST ESTONIA.MINE WATER AND THE ENVIRONMENT. VOL. 30. ISSUE 4. P. 284-295 9 64% 2
10 VAHT, R , SEPP, M , LUUD, A , (2012) IMPACT OF THE SHALE MINE ON THE RIVER PURTSE HYDROLOGICAL REGIME IN NORTH-EAST ESTONIA.HYDROLOGY RESEARCH. VOL. 43. ISSUE 4. P. 422 -429 10 56% 0

Classes with closest relation at Level 1


Rank Class id link
1 7053 OIL SHALE//OIL SHALE ASH//SHALE OIL
2 35797 YAGERS METHOD//UNDERGROUND MINING METHOD SELECTION//MINING METHOD SELECTION
3 31725 ECONOMIC AND POLITICAL WEEKLY//AMLASHOL//CPR ARRANGEMENTS
4 34194 DNEPRODZERZHINSK//DYNAMICS OF DIVERSITY//ECOLOGICAL STANDARDIZATION
5 29104 CORPORATIST MODEL//DEMOCRATIC CORPORATISM//FX LENDING
6 36726 SAND STORAGE DAMS//GROUNDWATER INVEST SECT//SAND DAM
7 29340 LOAD SHARING SYSTEM//RELIABIL QUAL SCI//MAINTENANCE MANAGEMENT INTERNATIONAL
8 28001 PRE DAM//LAKE GOCZALKOWICKIE//RIVER LAKE SYSTEM
9 28530 MINING HYDROGEOLOGY//HYDROGEOLOGICAL CONTROLS//MINING RESERVOIR
10 10162 RECLAMATION//MINE SOILS//HYDROSEEDING

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