Class information for:
Level 2: POWER QUALITY//IEEE TRANSACTIONS ON POWER DELIVERY//FAULT LOCATION

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
26 4 ENGINEERING, ELECTRICAL & ELECTRONIC//ELECT ENGN//IEEE TRANSACTIONS ON ANTENNAS AND PROPAGATION 322555
71 3       IEEE TRANSACTIONS ON POWER SYSTEMS//ENGINEERING, ELECTRICAL & ELECTRONIC//IEEE TRANSACTIONS ON POWER ELECTRONICS 87614
1051 2             POWER QUALITY//IEEE TRANSACTIONS ON POWER DELIVERY//FAULT LOCATION 10354
2499 1                   FAULT LOCATION//DISTANCE RELAY//DISTANCE PROTECTION 2257
2945 1                   ACTIVE POWER FILTER//ACTIVE FILTERS//POWER QUALITY 2135
5207 1                   POWER QUALITY//POWER QUALITY PQ//POWER QUALITY DISTURBANCES 1687
12462 1                   VOLTAGE SAG//DYNAMIC VOLTAGE RESTORER DVR//DYNAMIC VOLTAGE RESTORER 935
14363 1                   HARMONICS//POWER SYSTEM HARMONICS//IEEE TRANSACTIONS ON POWER DELIVERY 805
21366 1                   VOLTAGE FLICKER//FLICKERMETER//ARC FURNACE 445
21752 1                   ISLANDING DETECTION//ISLANDING//NON DETECTION ZONE 430
21830 1                   DIRECTIONAL OVERCURRENT RELAYS//OVERCURRENT RELAY//PROTECTION COORDINATION 427
22018 1                   ARC FLASH//INCIDENT ENERGY//ARC FLASH HAZARD 420
23694 1                   GUIDEWAY TRANSPORTATION POWER SYSTEMS//RAIL TRANSPORTATION POWER SYSTEMS//RAIL POTENTIAL 360
30963 1                   POWERFORMER//STATOR SINGLE PHASE TO GROUND FAULT//GROUND FAULT PROTECTION 175
34466 1                   CAPACITOR SWITCHING//SHUNT CAPACITOR BANKS//CAPACITOR SWITCHING TRANSIENTS 125
37311 1                   SIX PHASE TRANSMISSION//SIX PHASE TRANSMISSION LINE//DISCRETE WAVELET TRANSFORM AND MODULAR ARTIFICIAL NEURAL NETWORK 85
38173 1                   COMMERCIAL ENERGY SAVING//CONDUCTIVE CHARACTERISTIC//ELECT TECHNOL ENGN SYST AUTOMAT 68

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 POWER QUALITY authKW 2087715 11% 58% 1187
2 IEEE TRANSACTIONS ON POWER DELIVERY journal 1824156 21% 28% 2174
3 FAULT LOCATION authKW 893594 4% 68% 434
4 HARMONICS authKW 660523 5% 41% 534
5 VOLTAGE SAG authKW 615227 3% 70% 288
6 ACTIVE POWER FILTER authKW 612234 3% 77% 262
7 POWER QUALITY PQ authKW 538429 2% 82% 217
8 ELECTRIC POWER SYSTEMS RESEARCH journal 335819 7% 15% 718
9 POWER SYSTEM HARMONICS authKW 325784 2% 66% 163
10 DISTANCE RELAY authKW 303434 1% 88% 113

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Engineering, Electrical & Electronic 252750 89% 1% 9243
2 Engineering, General 17766 10% 1% 1079
3 Instruments & Instrumentation 7202 9% 0% 936
4 Automation & Control Systems 3405 4% 0% 432
5 Energy & Fuels 619 3% 0% 359
6 Computer Science, Artificial Intelligence 578 3% 0% 269
7 Engineering, Industrial 560 2% 0% 161
8 GREEN & SUSTAINABLE SCIENCE & TECHNOLOGY 467 1% 0% 111
9 Computer Science, Interdisciplinary Applications 265 2% 0% 212
10 Transportation Science & Technology 40 0% 0% 42

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 ELECT ENGN 112683 29% 1% 3018
2 NEXT GENERAT POWER TECHNOL 37897 0% 69% 18
3 ELECT POWER MACHINES 32884 1% 17% 63
4 POWER QUAL GRP 21409 0% 54% 13
5 ELECT COMP ENGN 20849 10% 1% 1086
6 ELECT ELECT ENGN 20730 7% 1% 732
7 ELECT AREA 19465 0% 80% 8
8 EXCELLENCE POWER SYST AUTOMAT OPERAT 17829 0% 13% 45
9 ELECT POWER SYST PROTECT 16559 0% 78% 7
10 DEC RD 15210 0% 100% 5

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 IEEE TRANSACTIONS ON POWER DELIVERY 1824156 21% 28% 2174
2 ELECTRIC POWER SYSTEMS RESEARCH 335819 7% 15% 718
3 IEEE TRANSACTIONS ON INDUSTRY APPLICATIONS 240307 7% 10% 774
4 IET GENERATION TRANSMISSION & DISTRIBUTION 214923 4% 18% 384
5 INTERNATIONAL JOURNAL OF ELECTRICAL POWER & ENERGY SYSTEMS 172309 5% 11% 505
6 ELECTRIC POWER COMPONENTS AND SYSTEMS 110132 2% 14% 256
7 IEE PROCEEDINGS-GENERATION TRANSMISSION AND DISTRIBUTION 100743 2% 16% 206
8 IEEE INDUSTRY APPLICATIONS MAGAZINE 90359 1% 23% 129
9 EUROPEAN TRANSACTIONS ON ELECTRICAL POWER 88786 2% 17% 168
10 EUROPEAN TRANSACTIONS ON ELECTRICAL POWER ENGINEERING 63714 1% 36% 59

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 POWER QUALITY 2087715 11% 58% 1187 Search POWER+QUALITY Search POWER+QUALITY
2 FAULT LOCATION 893594 4% 68% 434 Search FAULT+LOCATION Search FAULT+LOCATION
3 HARMONICS 660523 5% 41% 534 Search HARMONICS Search HARMONICS
4 VOLTAGE SAG 615227 3% 70% 288 Search VOLTAGE+SAG Search VOLTAGE+SAG
5 ACTIVE POWER FILTER 612234 3% 77% 262 Search ACTIVE+POWER+FILTER Search ACTIVE+POWER+FILTER
6 POWER QUALITY PQ 538429 2% 82% 217 Search POWER+QUALITY+PQ Search POWER+QUALITY+PQ
7 POWER SYSTEM HARMONICS 325784 2% 66% 163 Search POWER+SYSTEM+HARMONICS Search POWER+SYSTEM+HARMONICS
8 DISTANCE RELAY 303434 1% 88% 113 Search DISTANCE+RELAY Search DISTANCE+RELAY
9 ISLANDING DETECTION 290808 1% 89% 108 Search ISLANDING+DETECTION Search ISLANDING+DETECTION
10 POWER SYSTEM PROTECTION 259958 2% 51% 169 Search POWER+SYSTEM+PROTECTION Search POWER+SYSTEM+PROTECTION

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
1 164 IEEE TRANSACTIONS ON POWER ELECTRONICS//IET POWER ELECTRONICS//IEEE TRANSACTIONS ON INDUSTRIAL ELECTRONICS
2 927 IEEE TRANSACTIONS ON POWER SYSTEMS//POWER SYSTEM STABILIZER//INTERNATIONAL JOURNAL OF ELECTRICAL POWER & ENERGY SYSTEMS
3 1360 IEEE TRANSACTIONS ON POWER DELIVERY//LIGHTNING//POWER TRANSFORMER
4 1952 IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT//METROLOGIA//JOSEPHSON ARRAYS
5 135 IEEE TRANSACTIONS ON POWER SYSTEMS//SMART GRID//IEEE TRANSACTIONS ON SMART GRID
6 189 INDUCTION MOTOR//IEEE TRANSACTIONS ON ENERGY CONVERSION//IEEE TRANSACTIONS ON INDUSTRY APPLICATIONS
7 4137 THERMAL ACOUSTIC RADIATION//ELDIS//WIRE FAULT LOCATION
8 3485 TRAIN SCHEDULING//TRAIN TIMETABLING//STATE RAIL TRAFF CONTROL SAFETY
9 3915 BROWN BOVERI REVIEW//COUPLING RESISTOR//FM DETECTOR
10 3482 ELEKTRONIKA IR ELEKTROTECHNIKA//TRANSPORT ELECT TELEMAT//SERVICING PROCESS

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