Class information for: |
Basic class information |
Hierarchy of classes |
The table includes all classes above and classes immediately below the current class. |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | VACUUM | journal | 537298 | 33% | 5% | 495 |
| 2 | JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A | journal | 358144 | 33% | 3% | 489 |
| 3 | SPINNING ROTOR GAUGE | authKW | 235705 | 1% | 92% | 12 |
| 4 | VACUUM METROLOGY | authKW | 177322 | 1% | 83% | 10 |
| 5 | OUTGASSING RATE | authKW | 151449 | 1% | 65% | 11 |
| 6 | VACUUM STANDARD | authKW | 148954 | 0% | 100% | 7 |
| 7 | HIGH VACUUM STANDARDS | authKW | 127674 | 0% | 100% | 6 |
| 8 | VAKUUM-TECHNIK | journal | 117476 | 2% | 20% | 27 |
| 9 | IONIZATION GAUGE | authKW | 111986 | 1% | 53% | 10 |
| 10 | STANDARD LEAK | authKW | 106395 | 0% | 100% | 5 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Materials Science, Coatings & Films | 38831 | 37% | 0% | 545 |
| 2 | Physics, Applied | 26791 | 84% | 0% | 1242 |
| 3 | Materials Science, Multidisciplinary | 3668 | 36% | 0% | 538 |
| 4 | Instruments & Instrumentation | 1528 | 11% | 0% | 160 |
| 5 | Engineering, General | 187 | 3% | 0% | 48 |
| 6 | Nuclear Science & Technology | 168 | 4% | 0% | 57 |
| 7 | Engineering, Mechanical | 47 | 3% | 0% | 41 |
| 8 | Spectroscopy | 40 | 2% | 0% | 31 |
| 9 | Physics, Nuclear | 37 | 2% | 0% | 33 |
| 10 | Physics, Particles & Fields | 5 | 2% | 0% | 24 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | LHC VACUUM GRP | 42558 | 0% | 100% | 2 |
| 2 | RHIC PROJECT | 42558 | 0% | 100% | 2 |
| 3 | TELEVAC | 42558 | 0% | 100% | 2 |
| 4 | VACUUM SCI TECHNOL NINVAST | 42558 | 0% | 100% | 2 |
| 5 | VACUUM SCI TECHNOL | 25325 | 0% | 24% | 5 |
| 6 | AIST J AN | 21279 | 0% | 100% | 1 |
| 7 | CETEF TOR QUEVEDO | 21279 | 0% | 100% | 1 |
| 8 | CHAIR MT11 | 21279 | 0% | 100% | 1 |
| 9 | CHARACTERIZAT RELIABIL COMPONENTS | 21279 | 0% | 100% | 1 |
| 10 | COLONETTI CONSIGLIO NAZL RIC | 21279 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | VACUUM | 537298 | 33% | 5% | 495 |
| 2 | JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A | 358144 | 33% | 3% | 489 |
| 3 | VAKUUM-TECHNIK | 117476 | 2% | 20% | 27 |
| 4 | JOURNAL OF VACUUM SCIENCE & TECHNOLOGY | 33232 | 3% | 4% | 43 |
| 5 | JOURNAL OF VACUUM SCIENCE & TECHNOLOGY A-VACUUM SURFACES AND FILMS | 24653 | 1% | 8% | 14 |
| 6 | METROLOGIA | 12563 | 3% | 1% | 41 |
| 7 | MAPAN-JOURNAL OF METROLOGY SOCIETY OF INDIA | 5302 | 1% | 3% | 9 |
| 8 | MEASUREMENT | 2519 | 2% | 1% | 23 |
| 9 | VIDE-SCIENCE TECHNIQUE ET APPLICATIONS | 2149 | 0% | 1% | 7 |
| 10 | MICRO | 1927 | 0% | 2% | 4 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | SPINNING ROTOR GAUGE | 235705 | 1% | 92% | 12 | Search SPINNING+ROTOR+GAUGE | Search SPINNING+ROTOR+GAUGE |
| 2 | VACUUM METROLOGY | 177322 | 1% | 83% | 10 | Search VACUUM+METROLOGY | Search VACUUM+METROLOGY |
| 3 | OUTGASSING RATE | 151449 | 1% | 65% | 11 | Search OUTGASSING+RATE | Search OUTGASSING+RATE |
| 4 | VACUUM STANDARD | 148954 | 0% | 100% | 7 | Search VACUUM+STANDARD | Search VACUUM+STANDARD |
| 5 | HIGH VACUUM STANDARDS | 127674 | 0% | 100% | 6 | Search HIGH+VACUUM+STANDARDS | Search HIGH+VACUUM+STANDARDS |
| 6 | IONIZATION GAUGE | 111986 | 1% | 53% | 10 | Search IONIZATION+GAUGE | Search IONIZATION+GAUGE |
| 7 | STANDARD LEAK | 106395 | 0% | 100% | 5 | Search STANDARD+LEAK | Search STANDARD+LEAK |
| 8 | COLD CATHODE GAUGE | 95753 | 0% | 75% | 6 | Search COLD+CATHODE+GAUGE | Search COLD+CATHODE+GAUGE |
| 9 | SPUTTER ION PUMP | 95753 | 0% | 75% | 6 | Search SPUTTER+ION+PUMP | Search SPUTTER+ION+PUMP |
| 10 | VACUUM GAUGE | 91943 | 1% | 39% | 11 | Search VACUUM+GAUGE | Search VACUUM+GAUGE |
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 |