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 |
| 132 | 2 | FIBER BRAGG GRATING//FIBER OPTIC SENSOR//OPTICS | 23388 |
| 10601 | 1 | OPT FIBER UNIT//DIVERGENCE HALF ANGLE//PHILIPS TELECOMMUNICATION REVIEW | 1079 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | OPT FIBER UNIT | address | 131432 | 1% | 75% | 6 |
| 2 | DIVERGENCE HALF ANGLE | authKW | 121697 | 0% | 83% | 5 |
| 3 | PHILIPS TELECOMMUNICATION REVIEW | journal | 114474 | 1% | 28% | 14 |
| 4 | NON ZERO DISPERSION SHIFTED FIBER | authKW | 104310 | 0% | 71% | 5 |
| 5 | LP11 MODE | authKW | 93463 | 0% | 80% | 4 |
| 6 | MODE FIELD RADIUS | authKW | 91270 | 0% | 63% | 5 |
| 7 | DISPERSION FLATTENING | authKW | 87623 | 0% | 100% | 3 |
| 8 | DISPERSION SHIFTING | authKW | 87623 | 0% | 100% | 3 |
| 9 | SPOT SIZE TECHNIQUE | authKW | 87623 | 0% | 100% | 3 |
| 10 | UNIAXIAL CRYSTAL MATERIALS | authKW | 87623 | 0% | 100% | 3 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Optics | 23132 | 60% | 0% | 652 |
| 2 | Engineering, Electrical & Electronic | 10814 | 58% | 0% | 629 |
| 3 | Telecommunications | 7772 | 23% | 0% | 249 |
| 4 | Physics, Applied | 232 | 12% | 0% | 133 |
| 5 | Spectroscopy | 39 | 2% | 0% | 25 |
| 6 | Remote Sensing | 12 | 1% | 0% | 7 |
| 7 | METALLURGY & MINING | 5 | 0% | 0% | 1 |
| 8 | Physics, Multidisciplinary | 3 | 3% | 0% | 29 |
| 9 | Engineering, General | 1 | 1% | 0% | 9 |
| 10 | Instruments & Instrumentation | 0 | 1% | 0% | 12 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | OPT FIBER UNIT | 131432 | 1% | 75% | 6 |
| 2 | FIBER OPT OPTOELECT GRP | 58415 | 0% | 100% | 2 |
| 3 | EOGI | 38942 | 0% | 67% | 2 |
| 4 | TERR SPACE INFRASTRUCT OBJECTS EXPLOITIN | 38942 | 0% | 67% | 2 |
| 5 | MINIST EDUC LASER OPTOELECT TECHNOL | 37549 | 0% | 43% | 3 |
| 6 | FUJIAN PROV PHOTON TECHNOL LASER O | 32855 | 0% | 38% | 3 |
| 7 | ADV STUDIES PL MATH | 29208 | 0% | 100% | 1 |
| 8 | COMMUN LINES | 29208 | 0% | 100% | 1 |
| 9 | CRAWFORD HILL PHOTON TECH STAFF | 29208 | 0% | 100% | 1 |
| 10 | ELE OMAGNET TECHNOL OPT ELE METROL GRP | 29208 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | PHILIPS TELECOMMUNICATION REVIEW | 114474 | 1% | 28% | 14 |
| 2 | JOURNAL OF LIGHTWAVE TECHNOLOGY | 59471 | 15% | 1% | 159 |
| 3 | ELECTRONICS LETTERS | 28839 | 18% | 1% | 198 |
| 4 | OPTICAL AND QUANTUM ELECTRONICS | 18702 | 5% | 1% | 52 |
| 5 | BELL SYSTEM TECHNICAL JOURNAL | 13668 | 1% | 3% | 14 |
| 6 | NTZ ARCHIV | 10718 | 1% | 6% | 6 |
| 7 | IEE PROCEEDINGS-J OPTOELECTRONICS | 6142 | 1% | 2% | 10 |
| 8 | JOURNAL OF THE OPTICAL SOCIETY OF AMERICA | 5858 | 1% | 2% | 13 |
| 9 | OPTICS COMMUNICATIONS | 4884 | 6% | 0% | 67 |
| 10 | IEEE JOURNAL OF QUANTUM ELECTRONICS | 4119 | 3% | 0% | 35 |
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 |