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 |
| 21124 | 1 | OPTICAL PERFORMANCE MONITORING//OPTICAL PERFORMANCE MONITORING OPM//OPTICAL SIGNAL TO NOISE RATIO OSNR | 455 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | OPTICAL PERFORMANCE MONITORING | authKW | 2940424 | 13% | 72% | 59 |
| 2 | OPTICAL PERFORMANCE MONITORING OPM | authKW | 1308638 | 5% | 82% | 23 |
| 3 | OPTICAL SIGNAL TO NOISE RATIO OSNR | authKW | 1125809 | 7% | 49% | 33 |
| 4 | CHROMATIC DISPERSION MONITORING | authKW | 900468 | 3% | 100% | 13 |
| 5 | OPTICAL SIGNAL TO NOISE RATIO OSNR MONITORING | authKW | 554134 | 2% | 100% | 8 |
| 6 | ASYNCHRONOUS SAMPLING | authKW | 510289 | 4% | 39% | 19 |
| 7 | CHROMATIC DISPERSION CD | authKW | 367883 | 4% | 30% | 18 |
| 8 | OPTICAL SIGNAL TO NOISE RATIO | authKW | 316364 | 3% | 35% | 13 |
| 9 | AMPLITUDE HISTOGRAM | authKW | 308547 | 2% | 64% | 7 |
| 10 | ASYNCHRONOUS AMPLITUDE HISTOGRAM | authKW | 277067 | 1% | 100% | 4 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Optics | 17038 | 79% | 0% | 361 |
| 2 | Engineering, Electrical & Electronic | 5227 | 62% | 0% | 283 |
| 3 | Telecommunications | 3743 | 25% | 0% | 112 |
| 4 | Physics, Applied | 812 | 29% | 0% | 131 |
| 5 | Computer Science, Hardware & Architecture | 65 | 2% | 0% | 11 |
| 6 | Computer Science, Information Systems | 56 | 4% | 0% | 16 |
| 7 | Instruments & Instrumentation | 1 | 1% | 0% | 6 |
| 8 | Engineering, General | 0 | 1% | 0% | 3 |
| 9 | Computer Science, Artificial Intelligence | -1 | 0% | 0% | 1 |
| 10 | Nanoscience & Nanotechnology | -3 | 0% | 0% | 1 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | OPT NETWORKING ADV TECHNOL PLANNING | 184709 | 1% | 67% | 4 |
| 2 | ENGN NEXT GENERAT INTERNET ACESS SYST | 138533 | 0% | 100% | 2 |
| 3 | OPTOELETRON SCI ENGN | 138533 | 0% | 100% | 2 |
| 4 | NICTA LTD | 89054 | 1% | 43% | 3 |
| 5 | CHINA UNICOM | 69267 | 0% | 100% | 1 |
| 6 | ICN ON RD AT 3 | 69267 | 0% | 100% | 1 |
| 7 | ICN ON RD O | 69267 | 0% | 100% | 1 |
| 8 | IEF MINASYS | 69267 | 0% | 100% | 1 |
| 9 | LIGHTSC E NETWORK | 69267 | 0% | 100% | 1 |
| 10 | LIGHTWARE | 69267 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | IEEE PHOTONICS TECHNOLOGY LETTERS | 49010 | 24% | 1% | 108 |
| 2 | JOURNAL OF LIGHTWAVE TECHNOLOGY | 20070 | 13% | 0% | 60 |
| 3 | OPTICS EXPRESS | 7464 | 14% | 0% | 62 |
| 4 | OPTICAL FIBER TECHNOLOGY | 6710 | 2% | 1% | 11 |
| 5 | JOURNAL OF OPTICAL COMMUNICATIONS AND NETWORKING | 6176 | 2% | 1% | 10 |
| 6 | ELECTRONICS LETTERS | 4321 | 11% | 0% | 50 |
| 7 | JOURNAL OF OPTICAL NETWORKING | 3096 | 1% | 1% | 4 |
| 8 | IEEE PHOTONICS JOURNAL | 2832 | 2% | 0% | 10 |
| 9 | IET OPTOELECTRONICS | 2676 | 1% | 1% | 4 |
| 10 | JOURNAL OF THE OPTICAL SOCIETY OF KOREA | 2210 | 1% | 1% | 5 |
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 |