Class information for:
Level 1: OPTICAL NEURAL NETWORKS//OPTICAL ASSOCIATIVE MEMORY//OPTOELECTRONIC THRESHOLDER

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
263 3       OPTICS//APPLIED OPTICS//OPTICS AND LASERS IN ENGINEERING 45499
584 2             DIGITAL HOLOGRAPHY//APPLIED OPTICS//OPTICS 14701
14689 1                   OPTICAL NEURAL NETWORKS//OPTICAL ASSOCIATIVE MEMORY//OPTOELECTRONIC THRESHOLDER 784

Terms with highest relevance score



rank Category termType chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 OPTICAL NEURAL NETWORKS authKW 951710 5% 58% 41
2 OPTICAL ASSOCIATIVE MEMORY authKW 296005 1% 82% 9
3 OPTOELECTRONIC THRESHOLDER authKW 120596 0% 100% 3
4 SUPERIMPOSED HOLOGRAMS authKW 90445 0% 75% 3
5 ENTROPY NETWORK authKW 80397 0% 100% 2
6 NONLINEAR HOLOGRAM authKW 80397 0% 100% 2
7 OPTICAL MULTILAYER NEURAL NETWORK authKW 80397 0% 100% 2
8 OPTOELECTRONIC NEURAL NETWORK authKW 80397 0% 100% 2
9 OPTOELECTRONIC NEURAL NETWORKS authKW 80397 0% 100% 2
10 PIXELATED METAL MIRROR authKW 80397 0% 100% 2

Web of Science journal categories



chi_square_rank Category chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 Optics 22489 70% 0% 546
2 Spectroscopy 473 7% 0% 57
3 Engineering, Electrical & Electronic 303 14% 0% 109
4 Physics, Applied 224 14% 0% 107
5 Computer Science, Theory & Methods 59 3% 0% 24
6 Telecommunications 44 3% 0% 21
7 Computer Science, Artificial Intelligence 18 2% 0% 15
8 Physics, Multidisciplinary 11 4% 0% 28
9 Imaging Science & Photographic Technology 4 1% 0% 4
10 Computer Science, Hardware & Architecture 3 1% 0% 5

Address terms



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 CHARLES FABRY SCI 40199 0% 100% 1
2 EDIFICI CC FIS GRP OPT 40199 0% 100% 1
3 LROL 40199 0% 100% 1
4 OPT COMP SYST 40199 0% 100% 1
5 OPTRON IRELAND PURE PL PHYS 40199 0% 100% 1
6 OREILLY HITACHI DUBLIN 40199 0% 100% 1
7 PHOTON TECHNOL OPT MAT DEVICES 40199 0% 100% 1
8 RADIOTRON LASER ENGN 40199 0% 100% 1
9 SCI RADIO ELECT LASER TECHNOL 40199 0% 100% 1
10 THEORY SOCIOL MANAGEMENT 40199 0% 100% 1

Journals



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass
1 APPLIED OPTICS 38851 24% 1% 186
2 OPTICAL ENGINEERING 10718 8% 0% 62
3 JOURNAL OF OPTICAL TECHNOLOGY 9684 4% 1% 28
4 OPTICS LETTERS 7457 10% 0% 75
5 OPTIKA I SPEKTROSKOPIYA 7157 4% 1% 35
6 REVUE TECHNIQUE THOMSON-CSF 2590 0% 3% 2
7 OPTICS AND SPECTROSCOPY 2258 2% 0% 18
8 LASER FOCUS WORLD 2012 1% 1% 9
9 OPTICS COMMUNICATIONS 1815 4% 0% 35
10 OPTICAL REVIEW 1201 1% 0% 8

Author Key Words



chi_square_rank term chi_square shrOfCwithTerm shrOfTermInClass termInClass LCSH search Wikipedia search
1 OPTICAL NEURAL NETWORKS 951710 5% 58% 41 Search OPTICAL+NEURAL+NETWORKS Search OPTICAL+NEURAL+NETWORKS
2 OPTICAL ASSOCIATIVE MEMORY 296005 1% 82% 9 Search OPTICAL+ASSOCIATIVE+MEMORY Search OPTICAL+ASSOCIATIVE+MEMORY
3 OPTOELECTRONIC THRESHOLDER 120596 0% 100% 3 Search OPTOELECTRONIC+THRESHOLDER Search OPTOELECTRONIC+THRESHOLDER
4 SUPERIMPOSED HOLOGRAMS 90445 0% 75% 3 Search SUPERIMPOSED+HOLOGRAMS Search SUPERIMPOSED+HOLOGRAMS
5 ENTROPY NETWORK 80397 0% 100% 2 Search ENTROPY+NETWORK Search ENTROPY+NETWORK
6 NONLINEAR HOLOGRAM 80397 0% 100% 2 Search NONLINEAR+HOLOGRAM Search NONLINEAR+HOLOGRAM
7 OPTICAL MULTILAYER NEURAL NETWORK 80397 0% 100% 2 Search OPTICAL+MULTILAYER+NEURAL+NETWORK Search OPTICAL+MULTILAYER+NEURAL+NETWORK
8 OPTOELECTRONIC NEURAL NETWORK 80397 0% 100% 2 Search OPTOELECTRONIC+NEURAL+NETWORK Search OPTOELECTRONIC+NEURAL+NETWORK
9 OPTOELECTRONIC NEURAL NETWORKS 80397 0% 100% 2 Search OPTOELECTRONIC+NEURAL+NETWORKS Search OPTOELECTRONIC+NEURAL+NETWORKS
10 PIXELATED METAL MIRROR 80397 0% 100% 2 Search PIXELATED+METAL+MIRROR Search PIXELATED+METAL+MIRROR

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 9900 OPTICAL COMPUTING//SYMBOLIC SUBSTITUTION//MODIFIED SIGNED DIGIT
2 36725 DEEP HOLOGRAMS//SELECTOGRAMS//DEEP VOLUME HOLOGRAMS
3 15371 SPATIAL LIGHT MODULATOR//LIQUID CRYSTAL TELEVISION//LIQUID CRYSTAL DEVICES
4 3843 JOINT TRANSFORM CORRELATOR//OPTICAL PATTERN RECOGNITION//SYNTHETIC DISCRIMINANT FUNCTION
5 3379 ASSOCIATIVE MEMORY//HOPFIELD MODEL//BIDIRECTIONAL ASSOCIATIVE MEMORY
6 23456 NEOCOGNITRON//MICROPOPULATION//DYNAMIC LINK MATCHING
7 29053 DIRECT IMAGE TRANSMISSION//ONE WAY IMAGING//SPACE TIME LIGHT MODULATORS
8 4500 PHOTOPOLYMER//HOLOGRAPHIC DATA STORAGE//IND ENGN OPT
9 480 PHOTOREFRACTIVE CRYSTAL//PHOTOREFRACTIVE EFFECT//TWO WAVE MIXING
10 34658 RESONANCE THIN FILMS METHOD//RUBBING FREE ALIGNMENT//SUR E TREATMENT OPT MAT

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