Class information for:
Level 1: SYMBOLIC SUBSTITUTION//MODIFIED SIGNED DIGIT//OPTICAL COMPUTING

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
5636 1530 17.3 53%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
2397 3747 OPTICAL COMPUTING//OPTICAL INTERCONNECTIONS//OPTICAL INTERCONNECTS

Terms with highest relevance score


Rank Term Type of term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 SYMBOLIC SUBSTITUTION Author keyword 27 70% 2% 23
2 MODIFIED SIGNED DIGIT Author keyword 22 81% 1% 13
3 OPTICAL COMPUTING Author keyword 21 21% 6% 89
4 SHARED CONTENT ADDRESSABLE MEMORY Author keyword 8 75% 0% 6
5 MODIFIED SIGNED DIGIT ARITHMETIC Author keyword 8 100% 0% 5
6 OPTICAL FUZZY LOGIC Author keyword 6 80% 0% 4
7 OPTICAL NEURAL NETWORKS Author keyword 6 27% 1% 19
8 SHADOW CASTING Author keyword 5 54% 0% 7
9 OPTICAL ASSOCIATIVE MEMORY Author keyword 5 50% 0% 7
10 OPTICAL ARRAY LOGIC Author keyword 4 67% 0% 4

Web of Science journal categories

Author Key Words


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class		 LCSH search Wikipedia search
1 SYMBOLIC SUBSTITUTION 27 70% 2% 23 Search SYMBOLIC+SUBSTITUTION Search SYMBOLIC+SUBSTITUTION
2 MODIFIED SIGNED DIGIT 22 81% 1% 13 Search MODIFIED+SIGNED+DIGIT Search MODIFIED+SIGNED+DIGIT
3 OPTICAL COMPUTING 21 21% 6% 89 Search OPTICAL+COMPUTING Search OPTICAL+COMPUTING
4 SHARED CONTENT ADDRESSABLE MEMORY 8 75% 0% 6 Search SHARED+CONTENT+ADDRESSABLE+MEMORY Search SHARED+CONTENT+ADDRESSABLE+MEMORY
5 MODIFIED SIGNED DIGIT ARITHMETIC 8 100% 0% 5 Search MODIFIED+SIGNED+DIGIT+ARITHMETIC Search MODIFIED+SIGNED+DIGIT+ARITHMETIC
6 OPTICAL FUZZY LOGIC 6 80% 0% 4 Search OPTICAL+FUZZY+LOGIC Search OPTICAL+FUZZY+LOGIC
7 OPTICAL NEURAL NETWORKS 6 27% 1% 19 Search OPTICAL+NEURAL+NETWORKS Search OPTICAL+NEURAL+NETWORKS
8 SHADOW CASTING 5 54% 0% 7 Search SHADOW+CASTING Search SHADOW+CASTING
9 OPTICAL ASSOCIATIVE MEMORY 5 50% 0% 7 Search OPTICAL+ASSOCIATIVE+MEMORY Search OPTICAL+ASSOCIATIVE+MEMORY
10 OPTICAL ARRAY LOGIC 4 67% 0% 4 Search OPTICAL+ARRAY+LOGIC Search OPTICAL+ARRAY+LOGIC

Key Words Plus


Rank Web of Science journal category Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 SYMBOLIC SUBSTITUTION 130 79% 5% 83
2 LOGICAL MINIMIZATION 26 100% 1% 11
3 LOGIC ARRAY 15 82% 1% 9
4 CONTENT ADDRESSABLE MEMORY 14 36% 2% 32
5 SHADOWGRAMS 13 80% 1% 8
6 ARRAY LOGIC 10 58% 1% 11
7 HOPFIELD MODEL 9 29% 2% 27
8 BINARY LOGIC 8 70% 0% 7
9 SYMBOLIC SUBSTITUTION LOGIC 8 100% 0% 5
10 ADDER 7 18% 2% 37

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
DIGITAL OPTICAL COMPUTING 1984 184 30 60%
ADAPTIVE MULTILAYER OPTICAL NETWORKS 1993 4 32 63%
Perspectives on the application of optical matrix processors 1996 0 17 100%
Optical computing techniques 1995 1 71 69%
OPTICS AND SUPERCOMPUTING 1989 26 59 37%
Electrooptic displays for optical information processing 1996 3 71 38%
Digital optical computing 2000 0 42 60%
DIGITAL COMPUTING WITH OPTICS 1989 17 62 42%
OPTICAL NEURAL NETWORKS - ARCHITECTURE, DESIGN AND MODELS 1993 0 41 51%
OPTICAL AND OPTOELECTRONIC COMPUTING 1989 0 61 66%

Address terms


Rank Address term Relevance score
(tfidf)		 Class's shr.
of term's tot.
occurrences		 Shr. of publ.
in class containing
term		 Num. of
publ. in
class
1 PHYS TECHNOPHYS 3 15% 1.1% 17
2 PHYS CONTAI 1 100% 0.1% 2
3 INFORMAT PROD SCI 1 23% 0.2% 3
4 ELECT ENGN SIGNAL IMAGE PROC 1 50% 0.1% 1
5 FUNDAMENTAL ELE 1 50% 0.1% 1
6 OPT PM DUFFIEUX URA CNRS 214 1 50% 0.1% 1
7 UF SOFTWARE 1 50% 0.1% 1
8 CNRS 6603 0 33% 0.1% 1
9 ELLIPSOMETRY 0 33% 0.1% 1
10 MISSILE COMMAND DEV ENGN 0 33% 0.1% 1

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000168188 TAKAMATSUZUKA TUMULUS//TIME INTEGRATING CORRELATOR//ARCHAEOL OPERAT
2 0.0000118772 OPTICAL INTERCONNECTIONS//OPTICAL INTERCONNECTS//OPTICAL INTERCONNECTION
3 0.0000104941 JOINT TRANSFORM CORRELATOR//OPTICAL PATTERN RECOGNITION//SYNTHETIC DISCRIMINANT FUNCTION
4 0.0000104515 SPATIAL LIGHT MODULATORS//LIQUID CRYSTAL TELEVISION//HOLOGRAPHIC SWITCHING
5 0.0000087992 ALL RUSSI SCI//BAYES POSTULATE//FUZZY SYLLOGISM
6 0.0000062270 OPTOELECTRONIC INTEGRATED DEVICE//OPTICAL FUNCTIONAL DEVICE//LIGHT EMITTING THYRISTOR
7 0.0000055861 ASSOCIATIVE MEMORY//HOPFIELD MODEL//SCSNA
8 0.0000047829 KOLAGHAT THERMAL POWER STN//SEMICONDUCTOR OPTICAL AMPLIFIER SOA//SEMICONDUCTOR OPTICAL AMPLIFIER
9 0.0000047314 PHOTOREFRACTIVE EFFECT//BATIO3 CRYSTAL//TWO WAVE MIXING
10 0.0000045212 NEOCOGNITRON//DYNAMIC LINK MATCHING//FEATURE ASSESSMENT