Class information for:
Level 1: LIGHTNING//LIGHTNING PROTECTION//LIGHTNING INDUCED VOLTAGES

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
620 3       LIGHTNING//IEEE TRANSACTIONS ON POWER DELIVERY//POWER TRANSFORMER 12898
1360 2             IEEE TRANSACTIONS ON POWER DELIVERY//LIGHTNING//POWER TRANSFORMER 8553
2623 1                   LIGHTNING//LIGHTNING PROTECTION//LIGHTNING INDUCED VOLTAGES 2219

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 LIGHTNING authKW 2570362 23% 35% 515
2 LIGHTNING PROTECTION authKW 1098504 5% 68% 114
3 LIGHTNING INDUCED VOLTAGES authKW 894686 3% 100% 63
4 RETURN STROKE authKW 713020 3% 87% 58
5 LIGHTNING CURRENT authKW 405731 2% 71% 40
6 IEEE TRANSACTIONS ON ELECTROMAGNETIC COMPATIBILITY journal 402280 14% 9% 306
7 RETURN STROKE MODELS authKW 369236 1% 100% 26
8 LIGHTNING PERFORMANCE authKW 323516 1% 84% 27
9 LIGHTNING OVERVOLTAGE authKW 284007 1% 67% 30
10 DISTRIBUTION LINE authKW 281161 1% 60% 33

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Engineering, Electrical & Electronic 24183 61% 0% 1346
2 Meteorology & Atmospheric Sciences 15581 24% 0% 529
3 Telecommunications 8755 17% 0% 383
4 Geochemistry & Geophysics 388 4% 0% 96
5 Physics, Applied 137 8% 0% 183
6 Engineering, General 130 2% 0% 53
7 Remote Sensing 124 1% 0% 27
8 Geosciences, Multidisciplinary 99 4% 0% 81
9 Physics, Fluids & Plasmas 75 2% 0% 44
10 Instruments & Instrumentation 52 2% 0% 54

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 LIGHTNING 311721 1% 73% 30
2 ELECT LIGHTNING 254989 2% 38% 47
3 LIGHTNING PHYS PROTECT ENGN 234521 1% 52% 32
4 HIGH VOLTAGE 106647 3% 12% 61
5 ELECT ENVIRONM GRP 67657 0% 53% 9
6 LIGHTNING GRP 64914 0% 57% 8
7 AUSTRIAN LIGHTNING DETECT INFORMAT SYST 63903 0% 75% 6
8 ATOM MOL PHYS FUNCT MAT GAN SU PROV 56805 0% 100% 4
9 ELE OMAGNET LIGHTNING PROTECT CELP 56797 0% 50% 8
10 EMC GRP 55060 1% 24% 16

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 IEEE TRANSACTIONS ON ELECTROMAGNETIC COMPATIBILITY 402280 14% 9% 306
2 IEEE TRANSACTIONS ON POWER DELIVERY 162952 14% 4% 301
3 JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES 61866 14% 1% 308
4 JOURNAL OF ELECTROSTATICS 41236 4% 3% 88
5 ELECTRIC POWER SYSTEMS RESEARCH 30937 5% 2% 101
6 ATMOSPHERIC RESEARCH 20873 3% 2% 73
7 IEEE TRANSACTIONS ON DIELECTRICS AND ELECTRICAL INSULATION 10953 3% 1% 60
8 JOURNAL OF ATMOSPHERIC AND SOLAR-TERRESTRIAL PHYSICS 10878 2% 1% 54
9 IEEE TRANSACTIONS ON POWER APPARATUS AND SYSTEMS 10274 2% 2% 42
10 ELECTRICAL ENGINEERING IN JAPAN 9105 2% 2% 38

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 LIGHTNING 2570362 23% 35% 515 Search LIGHTNING Search LIGHTNING
2 LIGHTNING PROTECTION 1098504 5% 68% 114 Search LIGHTNING+PROTECTION Search LIGHTNING+PROTECTION
3 LIGHTNING INDUCED VOLTAGES 894686 3% 100% 63 Search LIGHTNING+INDUCED+VOLTAGES Search LIGHTNING+INDUCED+VOLTAGES
4 RETURN STROKE 713020 3% 87% 58 Search RETURN+STROKE Search RETURN+STROKE
5 LIGHTNING CURRENT 405731 2% 71% 40 Search LIGHTNING+CURRENT Search LIGHTNING+CURRENT
6 RETURN STROKE MODELS 369236 1% 100% 26 Search RETURN+STROKE+MODELS Search RETURN+STROKE+MODELS
7 LIGHTNING PERFORMANCE 323516 1% 84% 27 Search LIGHTNING+PERFORMANCE Search LIGHTNING+PERFORMANCE
8 LIGHTNING OVERVOLTAGE 284007 1% 67% 30 Search LIGHTNING+OVERVOLTAGE Search LIGHTNING+OVERVOLTAGE
9 DISTRIBUTION LINE 281161 1% 60% 33 Search DISTRIBUTION+LINE Search DISTRIBUTION+LINE
10 BACKFLASHOVER 253582 1% 71% 25 Search BACKFLASHOVER Search BACKFLASHOVER

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 3543 LIGHTNING//THUNDERSTORM//CHARGE STRUCTURE
2 26623 METAL OXIDE SURGE ARRESTER//RESISTIVE CURRENT//RESIDUAL VOLTAGE
3 11300 GROUNDING SYSTEM//GROUNDING//GROUNDING ELECTRODES
4 26988 IEC 60060 1//LIGHTNING IMPULSE WITHSTAND VOLTAGE TEST//LIGHTNING IMPULSE VOLTAGE TEST
5 15728 ELECTROMAGNETIC TRANSIENTS//EARTH RETURN IMPEDANCE//NONHOMOGENEOUS EARTH
6 6284 SPRITE//SCHUMANN RESONANCE//TERRESTRIAL GAMMA RAY FLASHES
7 18492 IEEE TRANSACTIONS ON ELECTROMAGNETIC COMPATIBILITY//IMBALANCE DIFFERENCE MODEL//TRANSFER IMPEDANCE
8 26776 VERY FAST TRANSIENT OVERVOLTAGE VFTO//VERY FAST TRANSIENT OVERVOLTAGES VFTOS//DISCONNECTOR SWITCH
9 12194 STREAMER//EUG//TRICHEL PULSES
10 38719 EQUIVALENT ELECTRODES METHOD//THERMALLY CONDUCTIVE POLYMER MATERIALS//ANALYTICAL MODELS OF MICROSTRIP

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