Class information for:
Level 1: HOLOGRAPHIC DATA STORAGE//HOLOGRAPHIC MEMORY//TERA BYTES MEMORY DEV

Basic class information
ID Publications Average number
of references		 Avg. shr. active
ref. in WoS
10645 979 15.6 63%


Bar chart of Publication_year

Last years might be incomplete

Classes in level above (level 2)


ID, lev.
above		 Publications Label for level above
522 14316 FRACTIONAL FOURIER TRANSFORM//DIGITAL HOLOGRAPHY//INTERUNIV OPT

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 HOLOGRAPHIC DATA STORAGE Author keyword 18 26% 6% 59
2 HOLOGRAPHIC MEMORY Author keyword 11 26% 4% 35
3 TERA BYTES MEMORY DEV Address 9 83% 1% 5
4 VOLUME HOLOGRAPHIC MEMORIES Author keyword 9 83% 1% 5
5 MULTIDIMENSIONAL INTERLEAVING Author keyword 6 100% 0% 4
6 MULTILAYERED WAVEGUIDE HOLOGRAPHIC MEMORY Author keyword 6 100% 0% 4
7 ANGULARLY MULTIPLEXED HOLOGRAM Author keyword 4 75% 0% 3
8 LAYER CROSS TALK Author keyword 4 75% 0% 3
9 PHASE CODE MULTIPLEXING Author keyword 4 50% 1% 6
10 THREE DIMENSIONAL OPTICS Author keyword 4 75% 0% 3

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 HOLOGRAPHIC DATA STORAGE 18 26% 6% 59 Search HOLOGRAPHIC+DATA+STORAGE Search HOLOGRAPHIC+DATA+STORAGE
2 HOLOGRAPHIC MEMORY 11 26% 4% 35 Search HOLOGRAPHIC+MEMORY Search HOLOGRAPHIC+MEMORY
3 VOLUME HOLOGRAPHIC MEMORIES 9 83% 1% 5 Search VOLUME+HOLOGRAPHIC+MEMORIES Search VOLUME+HOLOGRAPHIC+MEMORIES
4 MULTIDIMENSIONAL INTERLEAVING 6 100% 0% 4 Search MULTIDIMENSIONAL+INTERLEAVING Search MULTIDIMENSIONAL+INTERLEAVING
5 MULTILAYERED WAVEGUIDE HOLOGRAPHIC MEMORY 6 100% 0% 4 Search MULTILAYERED+WAVEGUIDE+HOLOGRAPHIC+MEMORY Search MULTILAYERED+WAVEGUIDE+HOLOGRAPHIC+MEMORY
6 ANGULARLY MULTIPLEXED HOLOGRAM 4 75% 0% 3 Search ANGULARLY+MULTIPLEXED+HOLOGRAM Search ANGULARLY+MULTIPLEXED+HOLOGRAM
7 LAYER CROSS TALK 4 75% 0% 3 Search LAYER+CROSS+TALK Search LAYER+CROSS+TALK
8 PHASE CODE MULTIPLEXING 4 50% 1% 6 Search PHASE+CODE+MULTIPLEXING Search PHASE+CODE+MULTIPLEXING
9 THREE DIMENSIONAL OPTICS 4 75% 0% 3 Search THREE+DIMENSIONAL+OPTICS Search THREE+DIMENSIONAL+OPTICS
10 HOLOGRAPHIC STORAGE 4 15% 2% 23 Search HOLOGRAPHIC+STORAGE Search HOLOGRAPHIC+STORAGE

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 DIGITAL DATA STORAGE 13 71% 1% 10
2 VOLUME HOLOGRAMS 12 25% 4% 42
3 CROSS TALK NOISE 11 78% 1% 7
4 MICROHOLOGRAMS 11 78% 1% 7
5 ORIENTED OPTICAL MEMORIES 8 70% 1% 7
6 MODULATION CODE 8 75% 1% 6
7 HOLOGRAPHIC DATA STORAGE 8 26% 3% 28
8 DISK MEMORY 7 64% 1% 7
9 MULTIPLEXED STORAGE 7 44% 1% 12
10 COLLINEAR HOLOGRAPHY 6 71% 1% 5

Journals

Reviews


Title Publ. year Cit. Active
references		 % act. ref.
to same field
Holographic data storage systems 2004 183 69 48%
Review of Random Phase Encoding in Volume Holographic Storage 2012 1 60 68%
Multidimensional tomographic imaging using volume holography 1999 17 84 39%
Review of optical data storage 2002 3 29 31%
1550 nm volume holographic devices for optical communication networks 2002 0 19 26%
HOLOGRAPHY IN ARTIFICIAL NEURAL NETWORKS 1990 81 11 9%

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 TERA BYTES MEMORY DEV 9 83% 0.5% 5
2 TERA BYTES MEM DEV SHINAGAWA KU 3 100% 0.3% 3
3 CHEM DEVICE BUSINESS GRP 2 67% 0.2% 2
4 OPT DISK MEDIA 2 67% 0.2% 2
5 OPT MODULE TECHNOL S 2 67% 0.2% 2
6 STORAGE MEMORY BUSINESS DEV 2 67% 0.2% 2
7 YERC 2 67% 0.2% 2
8 PROGRAM ELE OOPT ENGN 2 26% 0.7% 7
9 INFORMAT STORAGE DEVICE 2 12% 1.5% 15
10 PROD TECHNOL DEV GRP 2 36% 0.4% 4

Related classes at same level (level 1)


Rank Relatedness score Related classes
1 0.0000185756 INTERUNIV OPT//IND ENGN OPT//PHOTOPOLYMER
2 0.0000110830 OPTICAL ENCRYPTION//OPTICAL IMAGE ENCRYPTION//GYRATOR TRANSFORM
3 0.0000101434 PHOTOREFRACTIVE EFFECT//BATIO3 CRYSTAL//TWO WAVE MIXING
4 0.0000083776 OPT MEMORY ENGN//LAND GROOVE RECORDING//DIGITAL VERSATILE DISC
5 0.0000072034 OPTOELECT INFORMAT ENGN//LITHIUM NIOBATE//OPTICAL DAMAGE RESISTANCE
6 0.0000058929 ALL RUSSI SCI//BAYES POSTULATE//FUZZY SYLLOGISM
7 0.0000057634 AZO AZOMETHINE//AZODERIVATIVES OF BETA DIKETONES//ARYLHYDRAZONES OF BETA DIKETONES
8 0.0000056997 COMPUTER MEMORY SYSTEMS//HIGH DIMENSIONAL PARITY CHECK CODE//PARALLEL DECODING ARCHITECTURE
9 0.0000056516 SUPER RENS//SUPER RESOLUTION NEAR FIELD STRUCTURE//MASTERING
10 0.0000054722 SOLID IMMERSION LENS//NEAR FIELD RECORDING//INFORMAT STORAGE DEVICE