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 |
| 141 | 3 | PHYSICAL REVIEW A//OPTICS//PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | 66180 |
| 1957 | 2 | HYPERPOLARIZED GAS//HYPERPOLARIZED//ATOMIC MAGNETOMETER | 6078 |
| 8643 | 1 | MODULATION TRANSFER SPECTROSCOPY//IODINE SPECTROSCOPY//OPTICAL FREQUENCY STANDARD | 1264 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | MODULATION TRANSFER SPECTROSCOPY | authKW | 201952 | 1% | 90% | 9 |
| 2 | IODINE SPECTROSCOPY | authKW | 124663 | 0% | 100% | 5 |
| 3 | OPTICAL FREQUENCY STANDARD | authKW | 118696 | 2% | 24% | 20 |
| 4 | WAVEMETER | authKW | 111058 | 1% | 64% | 7 |
| 5 | STABILIZED LASER | authKW | 89042 | 0% | 71% | 5 |
| 6 | LASER FREQUENCY STABILIZATION | authKW | 83478 | 1% | 28% | 12 |
| 7 | FREQUENCY STABILIZATION | authKW | 79117 | 2% | 16% | 20 |
| 8 | 543 NM HENE LASER | authKW | 74798 | 0% | 100% | 3 |
| 9 | FREQUENCY OFFSET LOCK | authKW | 74798 | 0% | 100% | 3 |
| 10 | IODINE STABILIZATION | authKW | 74798 | 0% | 100% | 3 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Optics | 13290 | 43% | 0% | 541 |
| 2 | Instruments & Instrumentation | 6869 | 24% | 0% | 298 |
| 3 | Physics, Applied | 4655 | 40% | 0% | 503 |
| 4 | Spectroscopy | 1761 | 11% | 0% | 135 |
| 5 | Engineering, Electrical & Electronic | 1617 | 23% | 0% | 288 |
| 6 | Engineering, General | 269 | 4% | 0% | 51 |
| 7 | Physics, Multidisciplinary | 256 | 8% | 0% | 103 |
| 8 | Physics, Atomic, Molecular & Chemical | 9 | 2% | 0% | 31 |
| 9 | Education, Scientific Disciplines | 1 | 0% | 0% | 5 |
| 10 | Telecommunications | 1 | 1% | 0% | 12 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | ADV FUEL FABR IL | 24933 | 0% | 100% | 1 |
| 2 | BNM LPTF CNRS UMR 8630 | 24933 | 0% | 100% | 1 |
| 3 | CNRS UMR 8630LNE | 24933 | 0% | 100% | 1 |
| 4 | COLD PROGRAM | 24933 | 0% | 100% | 1 |
| 5 | COMM STANDARDIZAT METROL | 24933 | 0% | 100% | 1 |
| 6 | CONSERVATOIRE ART METIERS | 24933 | 0% | 100% | 1 |
| 7 | ENGN ELETRON TELECOMUN | 24933 | 0% | 100% | 1 |
| 8 | JOINT ADV TECHNOL MEASUREMENTS CHINA | 24933 | 0% | 100% | 1 |
| 9 | LIS VERSAILLES | 24933 | 0% | 100% | 1 |
| 10 | MEASUREMENTS QUANTUM | 24933 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | METROLOGIA | 74417 | 7% | 3% | 92 |
| 2 | KVANTOVAYA ELEKTRONIKA | 60445 | 10% | 2% | 126 |
| 3 | OPTIKA I SPEKTROSKOPIYA | 30789 | 7% | 1% | 92 |
| 4 | APPLIED PHYSICS B-PHOTOPHYSICS AND LASER CHEMISTRY | 15162 | 2% | 2% | 31 |
| 5 | IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT | 14116 | 6% | 1% | 72 |
| 6 | MEASUREMENT TECHNIQUES USSR | 6037 | 1% | 2% | 13 |
| 7 | OPTICS COMMUNICATIONS | 5360 | 6% | 0% | 76 |
| 8 | APPLIED OPTICS | 3704 | 6% | 0% | 74 |
| 9 | PROCEEDINGS OF THE SOCIETY OF PHOTO-OPTICAL INSTRUMENTATION ENGINEERS (SPIE) | 3597 | 1% | 1% | 15 |
| 10 | QUANTUM ELECTRONICS | 3292 | 2% | 1% | 24 |
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 |