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 | AMERICAN INDUSTRIAL HYGIENE ASSOCIATION JOURNAL | journal | 369969 | 18% | 7% | 157 |
| 2 | GASEOUS STANDARD MIXTURES | authKW | 322275 | 1% | 91% | 10 |
| 3 | PERMEATION TUBE | authKW | 151248 | 1% | 53% | 8 |
| 4 | IMMOBILIZED COMPOUNDS | authKW | 141802 | 0% | 100% | 4 |
| 5 | STANDARD GAS MIXTURES | authKW | 141798 | 1% | 67% | 6 |
| 6 | GAS STANDARDS | authKW | 110779 | 1% | 63% | 5 |
| 7 | FID CALIBRATION | authKW | 106352 | 0% | 100% | 3 |
| 8 | GAS FLOW DILUTOR | authKW | 106352 | 0% | 100% | 3 |
| 9 | ORGAN STAND SECT 1 | address | 94532 | 0% | 67% | 4 |
| 10 | GAS METROLOGY | authKW | 88621 | 1% | 50% | 5 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Chemistry, Analytical | 8404 | 42% | 0% | 372 |
| 2 | Environmental Sciences | 4402 | 35% | 0% | 309 |
| 3 | Public, Environmental & Occupational Health | 2379 | 22% | 0% | 196 |
| 4 | Instruments & Instrumentation | 875 | 11% | 0% | 94 |
| 5 | Engineering, Environmental | 459 | 6% | 0% | 56 |
| 6 | Biochemical Research Methods | 215 | 6% | 0% | 54 |
| 7 | Meteorology & Atmospheric Sciences | 174 | 5% | 0% | 41 |
| 8 | Toxicology | 99 | 4% | 0% | 35 |
| 9 | Engineering, Civil | 70 | 3% | 0% | 28 |
| 10 | Engineering, General | 33 | 2% | 0% | 18 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | ORGAN STAND SECT 1 | 94532 | 0% | 67% | 4 |
| 2 | SECT 23RD COOPERAT TEST | 70901 | 0% | 100% | 2 |
| 3 | SECT COOPERAT TEST 23 | 70901 | 0% | 100% | 2 |
| 4 | ORGAN STAND SECT | 47266 | 0% | 67% | 2 |
| 5 | AB MESSTECH | 35451 | 0% | 100% | 1 |
| 6 | ANALYT ENVIRONM GRP | 35451 | 0% | 100% | 1 |
| 7 | CALIBRAT S | 35451 | 0% | 100% | 1 |
| 8 | CHEM VIA L BORSARI 46 | 35451 | 0% | 100% | 1 |
| 9 | CIENCIAS FARMACEUT TOXICOL | 35451 | 0% | 100% | 1 |
| 10 | DEUST CHIM ANALYT | 35451 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | AMERICAN INDUSTRIAL HYGIENE ASSOCIATION JOURNAL | 369969 | 18% | 7% | 157 |
| 2 | STAUB REINHALTUNG DER LUFT | 16923 | 2% | 2% | 20 |
| 3 | AMERICAN LABORATORY | 6806 | 3% | 1% | 23 |
| 4 | CHEMIA ANALITYCZNA | 5478 | 2% | 1% | 20 |
| 5 | ANNALS OF OCCUPATIONAL HYGIENE | 4960 | 2% | 1% | 18 |
| 6 | BUNSEKI KAGAKU | 4360 | 3% | 0% | 27 |
| 7 | JOURNAL OF CHROMATOGRAPHY | 4211 | 5% | 0% | 47 |
| 8 | JAPCA-THE INTERNATIONAL JOURNAL OF AIR POLLUTION CONTROL AND HAZARDOUS WASTE MANAGEMENT | 4056 | 1% | 2% | 5 |
| 9 | ANALYTICAL LETTERS PART A-CHEMICAL ANALYSIS | 3517 | 1% | 1% | 7 |
| 10 | ACCREDITATION AND QUALITY ASSURANCE | 3270 | 1% | 1% | 11 |
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 |