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 |
|---|---|---|---|
| 18 | 4 | CHEMISTRY, ANALYTICAL//TOXICOLOGY//ENVIRONMENTAL SCIENCES | 697102 |
| 364 | 3 | APPLIED SPECTROSCOPY//CHEMOMETRICS AND INTELLIGENT LABORATORY SYSTEMS//NEAR INFRARED SPECTROSCOPY | 35517 |
| 3068 | 2 | APPLIED SPECTROSCOPY//ADV SPECT//OPEN PATH FTIR | 2589 |
| 15409 | 1 | ADV SPECT//OPEN PATH FTIR//OPEN PATH FT IR SPECTROMETRY | 740 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | ADV SPECT | address | 928896 | 5% | 64% | 34 |
| 2 | OPEN PATH FTIR | authKW | 709809 | 3% | 83% | 20 |
| 3 | OPEN PATH FT IR SPECTROMETRY | authKW | 298122 | 1% | 100% | 7 |
| 4 | REMOTE SENSING FTIR | authKW | 298122 | 1% | 100% | 7 |
| 5 | PASSIVE FTIR | authKW | 212945 | 1% | 100% | 5 |
| 6 | MULTICOMPONENTS ANALYSIS | authKW | 127767 | 0% | 100% | 3 |
| 7 | OPEN PATH FOURIER TRANSFORM INFRARED SPECTROMETRY | authKW | 127767 | 0% | 100% | 3 |
| 8 | ORGANIC COMPOUNDS ANALYSIS | authKW | 127767 | 0% | 100% | 3 |
| 9 | SMOOTH BASIS FUNCTION MINIMIZATION | authKW | 127767 | 0% | 100% | 3 |
| 10 | OPEN PATH | authKW | 127755 | 1% | 33% | 9 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Spectroscopy | 8414 | 29% | 0% | 216 |
| 2 | Instruments & Instrumentation | 3580 | 22% | 0% | 165 |
| 3 | Chemistry, Analytical | 1307 | 19% | 0% | 141 |
| 4 | Environmental Sciences | 1017 | 19% | 0% | 143 |
| 5 | Optics | 1015 | 16% | 0% | 122 |
| 6 | Engineering, Environmental | 843 | 9% | 0% | 67 |
| 7 | Meteorology & Atmospheric Sciences | 671 | 9% | 0% | 67 |
| 8 | Remote Sensing | 22 | 1% | 0% | 7 |
| 9 | Imaging Science & Photographic Technology | 21 | 1% | 0% | 7 |
| 10 | Public, Environmental & Occupational Health | 18 | 4% | 0% | 26 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | ADV SPECT | 928896 | 5% | 64% | 34 |
| 2 | ARBEITSBEREICH MESSTECH | 85178 | 0% | 100% | 2 |
| 3 | CBR DEF TECHNOL DIRECTORATE | 85178 | 0% | 100% | 2 |
| 4 | ENVIRONM OPT TECHNOL | 62539 | 3% | 6% | 23 |
| 5 | DEV ENGN RDECOM | 56784 | 0% | 67% | 2 |
| 6 | INTELLIGENT CHEM RUMENTAT | 54672 | 2% | 8% | 17 |
| 7 | ADV SPE OSCOPY | 47909 | 0% | 38% | 3 |
| 8 | SBCCOM | 44356 | 1% | 21% | 5 |
| 9 | 412 TEST WING DET 1 | 42589 | 0% | 100% | 1 |
| 10 | ADV AIR MONITORING SOLUT SERV | 42589 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | FIELD ANALYTICAL CHEMISTRY AND TECHNOLOGY | 75480 | 2% | 10% | 17 |
| 2 | APPLIED SPECTROSCOPY | 35875 | 11% | 1% | 84 |
| 3 | SPECTROSCOPY AND SPECTRAL ANALYSIS | 20275 | 10% | 1% | 71 |
| 4 | JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION | 10858 | 4% | 1% | 30 |
| 5 | AMERICAN INDUSTRIAL HYGIENE ASSOCIATION JOURNAL | 6477 | 3% | 1% | 19 |
| 6 | SPECTROSCOPY | 6266 | 2% | 1% | 12 |
| 7 | PROCESS CONTROL AND QUALITY | 4660 | 1% | 3% | 4 |
| 8 | SPECTROSCOPY LETTERS | 3698 | 2% | 1% | 17 |
| 9 | APPLIED OPTICS | 3395 | 7% | 0% | 54 |
| 10 | MIKROCHIMICA ACTA | 2075 | 2% | 0% | 12 |
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 |