Class information for:
Level 1: POLARIZATION MAINTAINING FIBER//BIREFRINGENT FIBERS//OPTOELECT IND

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
13 4 PHYSICS, PARTICLES & FIELDS//PHYSICS, NUCLEAR//OPTICS 1062565
33 3       OPTICS//IEEE PHOTONICS TECHNOLOGY LETTERS//JOURNAL OF LIGHTWAVE TECHNOLOGY 112980
132 2             FIBER BRAGG GRATING//FIBER OPTIC SENSOR//OPTICS 23388
11379 1                   POLARIZATION MAINTAINING FIBER//BIREFRINGENT FIBERS//OPTOELECT IND 1013

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 POLARIZATION MAINTAINING FIBER authKW 181396 3% 22% 27
2 BIREFRINGENT FIBERS authKW 162517 2% 33% 16
3 OPTOELECT IND address 155554 0% 100% 5
4 BIREFRINGENT FIBER SENSORS authKW 93332 0% 100% 3
5 POLARIZING COMPONENTS authKW 93332 0% 100% 3
6 POLARIZATION COUPLING authKW 86414 0% 56% 5
7 SIDE HOLE FIBER authKW 82959 0% 67% 4
8 EQUALIZATION WAVELENGTH authKW 71107 0% 57% 4
9 CIRCUITOS SISTEMAS address 69998 0% 75% 3
10 BIREFRINGENCE OPTICAL FIBERS authKW 62222 0% 100% 2

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Optics 23116 62% 0% 631
2 Engineering, Electrical & Electronic 5559 44% 0% 445
3 Telecommunications 3364 16% 0% 161
4 Instruments & Instrumentation 565 8% 0% 83
5 Physics, Applied 260 13% 0% 133
6 Spectroscopy 30 2% 0% 22
7 Engineering, General 26 2% 0% 18
8 Physics, Multidisciplinary 20 4% 0% 39
9 Materials Science, Characterization, Testing 19 1% 0% 7
10 Engineering, Marine 1 0% 0% 1

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 OPTOELECT IND 155554 0% 100% 5
2 CIRCUITOS SISTEMAS 69998 0% 75% 3
3 ELECT SYST INFORMAT TECHNOL 41480 0% 67% 2
4 ABBAS BUSINESS 31111 0% 100% 1
5 BELL NORTEL NSERC IND CHAIR PERSONAL COMMUN 31111 0% 100% 1
6 CONTROL AUTOMAT TELECOMMUN 31111 0% 100% 1
7 EDUC MINIST OPTOELECT INFORMAT TEC 31111 0% 100% 1
8 ENGN STN TECHNOL 31111 0% 100% 1
9 EQUIPE RECH FIB OPT 31111 0% 100% 1
10 FASTEN GRP 31111 0% 100% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 JOURNAL OF LIGHTWAVE TECHNOLOGY 40376 13% 1% 127
2 ELECTRONICS LETTERS 13785 13% 0% 133
3 OPTICS LETTERS 8485 9% 0% 91
4 APPLIED OPTICS 8403 10% 0% 99
5 IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT 3029 3% 0% 30
6 OPTICAL FIBER TECHNOLOGY 3002 1% 1% 11
7 IEEE JOURNAL OF QUANTUM ELECTRONICS 2227 2% 0% 25
8 REVIEW OF THE ELECTRICAL COMMUNICATIONS LABORATORIES 2202 1% 1% 7
9 JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A-OPTICS IMAGE SCIENCE AND VISION 1907 2% 0% 25
10 OPTICA APPLICATA 1512 1% 1% 9

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 POLARIZATION MAINTAINING FIBER 181396 3% 22% 27 Search POLARIZATION+MAINTAINING+FIBER Search POLARIZATION+MAINTAINING+FIBER
2 BIREFRINGENT FIBERS 162517 2% 33% 16 Search BIREFRINGENT+FIBERS Search BIREFRINGENT+FIBERS
3 BIREFRINGENT FIBER SENSORS 93332 0% 100% 3 Search BIREFRINGENT+FIBER+SENSORS Search BIREFRINGENT+FIBER+SENSORS
4 POLARIZING COMPONENTS 93332 0% 100% 3 Search POLARIZING+COMPONENTS Search POLARIZING+COMPONENTS
5 POLARIZATION COUPLING 86414 0% 56% 5 Search POLARIZATION+COUPLING Search POLARIZATION+COUPLING
6 SIDE HOLE FIBER 82959 0% 67% 4 Search SIDE+HOLE+FIBER Search SIDE+HOLE+FIBER
7 EQUALIZATION WAVELENGTH 71107 0% 57% 4 Search EQUALIZATION+WAVELENGTH Search EQUALIZATION+WAVELENGTH
8 BIREFRINGENCE OPTICAL FIBERS 62222 0% 100% 2 Search BIREFRINGENCE+OPTICAL+FIBERS Search BIREFRINGENCE+OPTICAL+FIBERS
9 FIBER OPTICS CHEMICAL SENSOR 62222 0% 100% 2 Search FIBER+OPTICS+CHEMICAL+SENSOR Search FIBER+OPTICS+CHEMICAL+SENSOR
10 INTEGRATED OPTIC CHIP 62222 0% 100% 2 Search INTEGRATED+OPTIC+CHIP Search INTEGRATED+OPTIC+CHIP

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 8188 EXTRINSIC FABRY PEROT INTERFEROMETER//WHITE LIGHT INTERFEROMETRY//MICHELSON INTERFEROMETRIC SENSOR
2 24962 EM WAVE PROPAGATION//CUTOFF CONDITIONS//WEAK GUIDANCE APPROXIMATION
3 23020 ACOUSTOOPTIC DEVICES//ACOUSTOOPTIC MODE COUPLING//FLEXURAL ACOUSTIC WAVE
4 9671 FIBER OPTIC GYROSCOPE//SUPERFLUORESCENT FIBER SOURCE//MICROSATELLITE
5 12092 SIDE POLISHED FIBER//SIDE POLISHED OPTICAL FIBER//OPTICAL COUPLERS
6 11440 FARADAY EFFECT//OPTICAL CURRENT SENSOR//FIBER OPTIC CURRENT SENSOR
7 10601 OPT FIBER UNIT//DIVERGENCE HALF ANGLE//PHILIPS TELECOMMUNICATION REVIEW
8 7799 POLARIZATION MODE DISPERSION PMD//POLARIZATION MODE DISPERSION//OPTICAL FIBER POLARIZATION
9 22358 ABEL INVERSION//ALMOST BERNSTEIN OPERATIONAL MATRIX OF INTEGRATION//ARC FUSION SPLICED FIBERS
10 12144 DISTRIBUTED OPTICAL FIBER SENSOR//PHASE SENSITIVE OPTICAL TIME DOMAIN REFLECTOMETRY//OPTICAL TIME DOMAIN REFLECTOMETER OTDR

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