Class information for:
Level 2: IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT//METROLOGIA//JOSEPHSON ARRAYS

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
602 3       METROLOGIA//IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT//TRANSITION EDGE SENSOR 14519
1952 2             IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT//METROLOGIA//JOSEPHSON ARRAYS 6104
9394 1                   AVOGADRO CONSTANT//WATT BALANCE//KILOGRAM 1192
9618 1                   ADC TESTING//FREQUENCY ESTIMATION//NONCOHERENT SAMPLING 1169
13877 1                   JOSEPHSON ARRAYS//VOLTAGE STANDARD//JOSEPHSON VOLTAGE STANDARD 837
14183 1                   METROLOGIA//MEASUREMENT UNCERTAINTY//COVERAGE INTERVAL 818
14504 1                   THERMAL CONVERTER//AC DC TRANSFER//IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT 796
16064 1                   CRYOGENIC CURRENT COMPARATOR//IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT//RESISTANCE MEASUREMENT 702
25809 1                   ADV SUBSUR E IMAGING//SAMPLING OSCILLOSCOPE//TRANSITION DURATION 293
30139 1                   CYCLIC A D CONVERTERS//CHAIR CYBERNET//INTELLIGENT CYCLIC A D CONVERTERS 189
35698 1                   PL ELECT ENGN RUMENT TRANSFORMERS//RYNEK ENERGII//CURRENT ERROR 108

Terms with highest relevance score


rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT journal 1801147 29% 20% 1780
2 METROLOGIA journal 963197 12% 26% 727
3 JOSEPHSON ARRAYS authKW 388527 1% 83% 91
4 AVOGADRO CONSTANT authKW 373820 1% 93% 78
5 WATT BALANCE authKW 347479 1% 94% 72
6 KILOGRAM authKW 331468 1% 94% 68
7 THERMAL CONVERTER authKW 276813 1% 85% 63
8 VOLTAGE STANDARD authKW 261685 1% 85% 60
9 INSTRUMENTS & INSTRUMENTATION WoSSC 239926 62% 1% 3773
10 JOSEPHSON VOLTAGE STANDARD authKW 201418 1% 98% 40

Web of Science journal categories


chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Instruments & Instrumentation 239926 62% 1% 3773
2 Engineering, Electrical & Electronic 42447 49% 0% 2995
3 Engineering, General 15869 13% 0% 775
4 Physics, Applied 6459 23% 0% 1403
5 Computer Science, Hardware & Architecture 379 2% 0% 104
6 Physics, Multidisciplinary 180 4% 0% 262
7 Telecommunications 127 2% 0% 116
8 Education, Scientific Disciplines 28 1% 0% 34
9 Acoustics 26 1% 0% 45
10 Computer Science, Software Engineering 16 1% 0% 54

Address terms


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 QUANTUM ELECT METROL 89209 0% 79% 22
2 ADV SUBSUR E IMAGING 82574 0% 80% 20
3 MEASUREMENT STAND NEW ZEALAND 56246 0% 42% 26
4 STAT ENGN 47385 1% 18% 52
5 MECH MET ENGN 37702 0% 25% 29
6 MEASUREMENT STAND 31445 1% 8% 73
7 METROL J AN 31368 1% 9% 70
8 VNIIM 29717 0% 48% 12
9 MEASUREMENT 28150 1% 12% 44
10 PL ELECT ENGN RUMENT TRANSFORMERS 28098 0% 78% 7

Journals


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT 1801147 29% 20% 1780
2 METROLOGIA 963197 12% 26% 727
3 MEASUREMENT 117586 5% 7% 317
4 PTB-MITTEILUNGEN 79198 1% 24% 65
5 METROLOGY AND MEASUREMENT SYSTEMS 48439 1% 12% 77
6 MEASUREMENT TECHNIQUES 44695 2% 6% 134
7 MAPAN-JOURNAL OF METROLOGY SOCIETY OF INDIA 42988 1% 16% 52
8 RYNEK ENERGII 21966 1% 13% 32
9 MEASUREMENT SCIENCE AND TECHNOLOGY 17987 3% 2% 182
10 IEEE INSTRUMENTATION & MEASUREMENT MAGAZINE 15241 1% 8% 36

Author Key Words


chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 JOSEPHSON ARRAYS 388527 1% 83% 91 Search JOSEPHSON+ARRAYS Search JOSEPHSON+ARRAYS
2 AVOGADRO CONSTANT 373820 1% 93% 78 Search AVOGADRO+CONSTANT Search AVOGADRO+CONSTANT
3 WATT BALANCE 347479 1% 94% 72 Search WATT+BALANCE Search WATT+BALANCE
4 KILOGRAM 331468 1% 94% 68 Search KILOGRAM Search KILOGRAM
5 THERMAL CONVERTER 276813 1% 85% 63 Search THERMAL+CONVERTER Search THERMAL+CONVERTER
6 VOLTAGE STANDARD 261685 1% 85% 60 Search VOLTAGE+STANDARD Search VOLTAGE+STANDARD
7 JOSEPHSON VOLTAGE STANDARD 201418 1% 98% 40 Search JOSEPHSON+VOLTAGE+STANDARD Search JOSEPHSON+VOLTAGE+STANDARD
8 AC DC TRANSFER 192046 1% 93% 40 Search AC+DC+TRANSFER Search AC+DC+TRANSFER
9 PLANCK CONSTANT 163685 1% 77% 41 Search PLANCK+CONSTANT Search PLANCK+CONSTANT
10 ADC TESTING 155256 1% 79% 38 Search ADC+TESTING Search ADC+TESTING

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 3116 METROLOGIA//ITS 90//INTERNATIONAL JOURNAL OF THERMOPHYSICS
2 3335 FINGERPRINT SENSOR//CAPACITIVE SENSOR//IEEE 1451
3 1051 POWER QUALITY//IEEE TRANSACTIONS ON POWER DELIVERY//FAULT LOCATION
4 4249 ELECTROLYTIC CONDUCTIVITY//ABSOLUTE SALINITY//STANDARD SEAWATER
5 3864 INERTIAL FORCE//OPTICAL INTERFEROMETER//INERTIAL MASS
6 228 IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY//JOSEPHSON JUNCTION//PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS
7 581 ANALOG INTEGRATED CIRCUITS AND SIGNAL PROCESSING//IEEE JOURNAL OF SOLID-STATE CIRCUITS//CURRENT MODE CIRCUITS
8 3935 FONORITON SCI//CHEM HIGH PUR SUBST//ISOTOPE MIXED CRYSTALS
9 2308 ACCREDITATION AND QUALITY ASSURANCE//PROFICIENCY TESTING//HYDROCHLOROTHIAZIDE
10 3525 PULSED FIELD MAGNETOMETER//MAGNETIC FIELD STANDARDS//DEMAGNETIZATION TENSOR FIELD

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