Class information for: |
Basic class information |
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 |
| 78 | 2 | IEEE PHOTONICS TECHNOLOGY LETTERS//JOURNAL OF LIGHTWAVE TECHNOLOGY//OPTICAL FIBER COMMUNICATION | 27533 |
| 18475 | 1 | CROSS PHASE MODULATION//WAVELENGTH DIVISION MULTIPLEXING//FOUR WAVE MIXING | 574 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | CROSS PHASE MODULATION | authKW | 536112 | 9% | 20% | 50 |
| 2 | WAVELENGTH DIVISION MULTIPLEXING | authKW | 243004 | 16% | 5% | 94 |
| 3 | FOUR WAVE MIXING | authKW | 240298 | 12% | 6% | 70 |
| 4 | UNEQUAL CHANNEL SPACING | authKW | 219625 | 1% | 100% | 4 |
| 5 | OPTICAL FIBER NONLINEARITY | authKW | 189318 | 2% | 34% | 10 |
| 6 | SUB CARRIER MULTIPLEXING | authKW | 184938 | 1% | 42% | 8 |
| 7 | CROSS PHASE MODULATION XPM | authKW | 180663 | 4% | 16% | 21 |
| 8 | UNEQUALLY SPACED CHANNEL ALLOCATION | authKW | 164718 | 1% | 100% | 3 |
| 9 | FOUR WAVE MIXING FWM | authKW | 121646 | 5% | 9% | 26 |
| 10 | FWM | authKW | 116806 | 2% | 21% | 10 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Optics | 17427 | 72% | 0% | 411 |
| 2 | Engineering, Electrical & Electronic | 5166 | 55% | 0% | 318 |
| 3 | Telecommunications | 4432 | 24% | 0% | 137 |
| 4 | Physics, Applied | 544 | 22% | 0% | 126 |
| 5 | Computer Science, Information Systems | 7 | 2% | 0% | 9 |
| 6 | Materials Science, Ceramics | 7 | 1% | 0% | 6 |
| 7 | Physics, Multidisciplinary | 1 | 3% | 0% | 15 |
| 8 | Engineering, Ocean | 1 | 0% | 0% | 1 |
| 9 | Nanoscience & Nanotechnology | 0 | 1% | 0% | 8 |
| 10 | Engineering, Industrial | -0 | 0% | 0% | 1 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | COMMUN SERV CONVERGENCE TECHNOL | 87845 | 1% | 40% | 4 |
| 2 | ULTRAFAST OPT OPTOELECT | 73207 | 0% | 67% | 2 |
| 3 | ADV OPT RF MEMS MICROELE OMECH SYST DEV | 54906 | 0% | 100% | 1 |
| 4 | CABLES COMUNICAC ZARAGOZA | 54906 | 0% | 100% | 1 |
| 5 | CHINA SCI TECHNOL TUNABLE LASER | 54906 | 0% | 100% | 1 |
| 6 | COMMUN ENGN TECHNOL | 54906 | 0% | 100% | 1 |
| 7 | ELE OMAGNET OPT COMMUN | 54906 | 0% | 100% | 1 |
| 8 | IRCICAUMR8523USR3380 | 54906 | 0% | 100% | 1 |
| 9 | KABEL NORGE OKERN | 54906 | 0% | 100% | 1 |
| 10 | LIGHTWEIGHT NETWORKS | 54906 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | JOURNAL OF LIGHTWAVE TECHNOLOGY | 33475 | 15% | 1% | 87 |
| 2 | IEEE PHOTONICS TECHNOLOGY LETTERS | 25731 | 15% | 1% | 88 |
| 3 | OPTICAL FIBER TECHNOLOGY | 9893 | 3% | 1% | 15 |
| 4 | ELECTRONICS LETTERS | 5614 | 11% | 0% | 64 |
| 5 | OPTIK | 5571 | 6% | 0% | 34 |
| 6 | FIBER AND INTEGRATED OPTICS | 4167 | 1% | 1% | 8 |
| 7 | JOURNAL OF NONLINEAR OPTICAL PHYSICS & MATERIALS | 4040 | 2% | 1% | 9 |
| 8 | OPTICS COMMUNICATIONS | 3980 | 8% | 0% | 44 |
| 9 | OPTICS LETTERS | 3023 | 7% | 0% | 41 |
| 10 | ELEKTRONIKA IR ELEKTROTECHNIKA | 1931 | 1% | 0% | 8 |
Author Key Words |
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 |