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 |
| 28128 | 1 | DIRECTLY MODULATED LASER//COMPENSATING DEVICE//FM AM CONVERSION | 233 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | DIRECTLY MODULATED LASER | authKW | 760848 | 6% | 38% | 15 |
| 2 | COMPENSATING DEVICE | authKW | 563604 | 2% | 83% | 5 |
| 3 | FM AM CONVERSION | authKW | 541061 | 2% | 100% | 4 |
| 4 | HIGHER ORDER DISPERSION | authKW | 365567 | 4% | 27% | 10 |
| 5 | PHOTON TEST | address | 348833 | 3% | 37% | 7 |
| 6 | ADIABATIC AND TRANSIENT CHIRP | authKW | 270531 | 1% | 100% | 2 |
| 7 | CHIRP MANAGED LASER CML | authKW | 270531 | 1% | 100% | 2 |
| 8 | CHROMATIC DISPERSION FIBERS | authKW | 270531 | 1% | 100% | 2 |
| 9 | DISPERSION SUPPORTED TRANSMISSION | authKW | 270531 | 1% | 100% | 2 |
| 10 | DISPERSION PENALTY | authKW | 202895 | 1% | 50% | 3 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Optics | 6577 | 69% | 0% | 161 |
| 2 | Engineering, Electrical & Electronic | 3209 | 68% | 0% | 158 |
| 3 | Telecommunications | 1444 | 21% | 0% | 50 |
| 4 | Physics, Applied | 415 | 29% | 0% | 67 |
| 5 | Computer Science, Hardware & Architecture | 0 | 0% | 0% | 1 |
| 6 | Computer Science, Information Systems | -0 | 0% | 0% | 1 |
| 7 | Physics, Mathematical | -0 | 0% | 0% | 1 |
| 8 | Instruments & Instrumentation | -1 | 0% | 0% | 1 |
| 9 | Physics, Multidisciplinary | -3 | 0% | 0% | 1 |
| 10 | Physics, Condensed Matter | -4 | 0% | 0% | 1 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | PHOTON TEST | 348833 | 3% | 37% | 7 |
| 2 | ALCATEL 1696 METRO SPAN | 135265 | 0% | 100% | 1 |
| 3 | AZNA | 135265 | 0% | 100% | 1 |
| 4 | DISET | 135265 | 0% | 100% | 1 |
| 5 | DPT C2S2 | 135265 | 0% | 100% | 1 |
| 6 | DPTO INGN SISTEMAS ELECT TELECOMUNICAC | 135265 | 0% | 100% | 1 |
| 7 | DPTO SISTEMAS ELECT TELECOMUNICAC | 135265 | 0% | 100% | 1 |
| 8 | MICROTECHCNRSFR 0067 | 135265 | 0% | 100% | 1 |
| 9 | OPTOELECT FIBER OPT TRANSMISS MICROWAVES | 135265 | 0% | 100% | 1 |
| 10 | SAMOVAR RECH SCI | 135265 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | FIBER AND INTEGRATED OPTICS | 23165 | 5% | 1% | 12 |
| 2 | IEEE PHOTONICS TECHNOLOGY LETTERS | 20504 | 21% | 0% | 50 |
| 3 | JOURNAL OF LIGHTWAVE TECHNOLOGY | 9797 | 13% | 0% | 30 |
| 4 | ELECTRONICS LETTERS | 7860 | 21% | 0% | 48 |
| 5 | IEE PROCEEDINGS-OPTOELECTRONICS | 5883 | 3% | 1% | 6 |
| 6 | OPTO-ELECTRONICS REVIEW | 4109 | 2% | 1% | 5 |
| 7 | JOURNAL OF OPTICAL NETWORKING | 3404 | 1% | 1% | 3 |
| 8 | ALCATEL TELECOMMUNICATIONS REVIEW | 1755 | 0% | 1% | 1 |
| 9 | OPTICAL FIBER TECHNOLOGY | 1730 | 2% | 0% | 4 |
| 10 | OPTICS COMMUNICATIONS | 987 | 6% | 0% | 14 |
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 |