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 |
|---|---|---|---|
| 3 | 4 | GEOSCIENCES, MULTIDISCIPLINARY//GEOCHEMISTRY & GEOPHYSICS//METEOROLOGY & ATMOSPHERIC SCIENCES | 1953906 |
| 118 | 3 | FUEL//ENERGY & FUELS//PYROLYSIS | 71180 |
| 878 | 2 | ORGANIC GEOCHEMISTRY//BOTRYOCOCCUS BRAUNII//PETR EXPLORAT DEV | 11618 |
| 20176 | 1 | HOPANOIDS//BACTERIOHOPANEPOLYOLS//BACTERIOHOPANETETROL | 494 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | HOPANOIDS | authKW | 1690598 | 11% | 50% | 53 |
| 2 | BACTERIOHOPANEPOLYOLS | authKW | 284187 | 1% | 64% | 7 |
| 3 | BACTERIOHOPANETETROL | authKW | 227848 | 1% | 71% | 5 |
| 4 | ORGANIC GEOCHEMISTRY | journal | 201658 | 23% | 3% | 114 |
| 5 | GEOHOPANOIDS | authKW | 191394 | 1% | 100% | 3 |
| 6 | RIBOSYLHOPANE | authKW | 191394 | 1% | 100% | 3 |
| 7 | TETRAHYMANOL | authKW | 144990 | 1% | 45% | 5 |
| 8 | BACTERIAL DIETHERS | authKW | 127596 | 0% | 100% | 2 |
| 9 | BACTERIAL TRITERPENOIDS | authKW | 127596 | 0% | 100% | 2 |
| 10 | COMPOSITE HOPANOIDS | authKW | 127596 | 0% | 100% | 2 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Geochemistry & Geophysics | 7059 | 33% | 0% | 164 |
| 2 | Microbiology | 824 | 18% | 0% | 89 |
| 3 | Geosciences, Multidisciplinary | 477 | 12% | 0% | 61 |
| 4 | Biology | 119 | 5% | 0% | 25 |
| 5 | Geology | 86 | 2% | 0% | 10 |
| 6 | Biochemistry & Molecular Biology | 65 | 14% | 0% | 69 |
| 7 | Chemistry, Organic | 48 | 6% | 0% | 30 |
| 8 | Paleontology | 42 | 1% | 0% | 7 |
| 9 | Engineering, Petroleum | 41 | 1% | 0% | 5 |
| 10 | Chemistry, Multidisciplinary | 26 | 8% | 0% | 39 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | GEOBIOL GRP | 95682 | 2% | 17% | 9 |
| 2 | PLANETARY BIOL BRANCH | 85063 | 0% | 67% | 2 |
| 3 | JOINT PROGRAM CHEM OCEANOG | 72490 | 1% | 23% | 5 |
| 4 | ANALYT ENVIRONM SECT | 63798 | 0% | 100% | 1 |
| 5 | BIOGEOCHIMIE MOL | 63798 | 0% | 100% | 1 |
| 6 | BIOQ QCA FARM | 63798 | 0% | 100% | 1 |
| 7 | CHEM ENVIRONM MIN ENVIRONM EME | 63798 | 0% | 100% | 1 |
| 8 | CHIM MOLCNRSENSUMR 8642FR 2769 | 63798 | 0% | 100% | 1 |
| 9 | CNRS INSU UMR ISTO 6113 | 63798 | 0% | 100% | 1 |
| 10 | CRC WQT | 63798 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | ORGANIC GEOCHEMISTRY | 201658 | 23% | 3% | 114 |
| 2 | GEOBIOLOGY | 36190 | 3% | 3% | 17 |
| 3 | JOURNAL OF PETROLEUM GEOLOGY | 6307 | 2% | 1% | 9 |
| 4 | GEOCHIMICA ET COSMOCHIMICA ACTA | 3509 | 5% | 0% | 27 |
| 5 | ENVIRONMENTAL MICROBIOLOGY | 1269 | 2% | 0% | 9 |
| 6 | FEMS MICROBIOLOGY LETTERS | 1129 | 3% | 0% | 17 |
| 7 | JOURNAL OF CHINA UNIVERSITY OF GEOSCIENCES | 841 | 0% | 1% | 2 |
| 8 | GEOLOGICA ACTA | 804 | 0% | 1% | 2 |
| 9 | ARCHIVES OF MICROBIOLOGY | 726 | 2% | 0% | 8 |
| 10 | ASTROBIOLOGY | 572 | 1% | 0% | 3 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | HOPANOIDS | 1690598 | 11% | 50% | 53 | Search HOPANOIDS | Search HOPANOIDS |
| 2 | BACTERIOHOPANEPOLYOLS | 284187 | 1% | 64% | 7 | Search BACTERIOHOPANEPOLYOLS | Search BACTERIOHOPANEPOLYOLS |
| 3 | BACTERIOHOPANETETROL | 227848 | 1% | 71% | 5 | Search BACTERIOHOPANETETROL | Search BACTERIOHOPANETETROL |
| 4 | GEOHOPANOIDS | 191394 | 1% | 100% | 3 | Search GEOHOPANOIDS | Search GEOHOPANOIDS |
| 5 | RIBOSYLHOPANE | 191394 | 1% | 100% | 3 | Search RIBOSYLHOPANE | Search RIBOSYLHOPANE |
| 6 | TETRAHYMANOL | 144990 | 1% | 45% | 5 | Search TETRAHYMANOL | Search TETRAHYMANOL |
| 7 | BACTERIAL DIETHERS | 127596 | 0% | 100% | 2 | Search BACTERIAL+DIETHERS | Search BACTERIAL+DIETHERS |
| 8 | BACTERIAL TRITERPENOIDS | 127596 | 0% | 100% | 2 | Search BACTERIAL+TRITERPENOIDS | Search BACTERIAL+TRITERPENOIDS |
| 9 | COMPOSITE HOPANOIDS | 127596 | 0% | 100% | 2 | Search COMPOSITE+HOPANOIDS | Search COMPOSITE+HOPANOIDS |
| 10 | HOPANOL | 127596 | 0% | 100% | 2 | Search HOPANOL | Search HOPANOL |
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 |