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 |
| 392 | 3 | GEOPHYSICS//GEOPHYSICAL PROSPECTING//GEOCHEMISTRY & GEOPHYSICS | 32579 |
| 427 | 2 | GEOPHYSICS//GEOPHYSICAL PROSPECTING//GEOCHEMISTRY & GEOPHYSICS | 16715 |
| 16208 | 1 | ACOUSTIC LOGGING//COSL UPC ALLIED BOREHOLE ACOUST//ACOUSTIC LOGGING WHILE DRILLING | 694 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | ACOUSTIC LOGGING | authKW | 708999 | 3% | 71% | 22 |
| 2 | COSL UPC ALLIED BOREHOLE ACOUST | address | 363296 | 1% | 100% | 8 |
| 3 | ACOUSTIC LOGGING WHILE DRILLING | authKW | 278146 | 1% | 88% | 7 |
| 4 | GEOPHYSICS | journal | 269778 | 31% | 3% | 214 |
| 5 | ACOUST MICROWAVE PHYS | address | 264211 | 1% | 73% | 8 |
| 6 | BOREHOLE ACOUSTICS | authKW | 227060 | 1% | 100% | 5 |
| 7 | ACOUSTIC WELL LOGGING | authKW | 189215 | 1% | 83% | 5 |
| 8 | ACOUSTIC LWD | authKW | 181648 | 1% | 100% | 4 |
| 9 | COLLAR WAVE | authKW | 181648 | 1% | 100% | 4 |
| 10 | PHASED ARC ARRAY | authKW | 181648 | 1% | 100% | 4 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Geochemistry & Geophysics | 29397 | 57% | 0% | 393 |
| 2 | Engineering, Petroleum | 4676 | 8% | 0% | 58 |
| 3 | Audiology & Speech-Language Pathology | 4084 | 10% | 0% | 70 |
| 4 | Acoustics | 4010 | 15% | 0% | 101 |
| 5 | Geosciences, Multidisciplinary | 881 | 14% | 0% | 97 |
| 6 | Mining & Mineral Processing | 397 | 3% | 0% | 18 |
| 7 | Energy & Fuels | 264 | 7% | 0% | 50 |
| 8 | Computer Science, Interdisciplinary Applications | 47 | 3% | 0% | 20 |
| 9 | Engineering, Geological | 37 | 1% | 0% | 7 |
| 10 | Mathematics, Interdisciplinary Applications | 26 | 2% | 0% | 13 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | COSL UPC ALLIED BOREHOLE ACOUST | 363296 | 1% | 100% | 8 |
| 2 | ACOUST MICROWAVE PHYS | 264211 | 1% | 73% | 8 |
| 3 | INTEQ | 90824 | 0% | 100% | 2 |
| 4 | MODELING PHYS PROC ENVIRONM | 90824 | 0% | 100% | 2 |
| 5 | BEIJING EARTH PROSPECTING INFORMAT TECH | 90820 | 1% | 50% | 4 |
| 6 | EARTH PROSPECTING INFORMAT TECHNOL | 78538 | 1% | 22% | 8 |
| 7 | ASTRONAUT MECH | 75219 | 2% | 13% | 13 |
| 8 | PL COMP SCI MODELING | 72654 | 1% | 40% | 4 |
| 9 | CELLE TECHNOL | 68115 | 0% | 50% | 3 |
| 10 | STATE ACOUST | 49492 | 3% | 6% | 19 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | GEOPHYSICS | 269778 | 31% | 3% | 214 |
| 2 | GEOPHYSICAL PROSPECTING | 29909 | 6% | 2% | 40 |
| 3 | CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION | 26902 | 8% | 1% | 54 |
| 4 | REVUE DE L INSTITUT FRANCAIS DU PETROLE | 20776 | 3% | 3% | 18 |
| 5 | PETROPHYSICS | 9972 | 1% | 3% | 8 |
| 6 | JOURNAL OF THE ACOUSTICAL SOCIETY OF AMERICA | 9297 | 10% | 0% | 70 |
| 7 | APPLIED GEOPHYSICS | 8885 | 1% | 2% | 10 |
| 8 | ACTA GEOPHYSICA SINICA | 6570 | 1% | 2% | 7 |
| 9 | JOURNAL OF GEOPHYSICS AND ENGINEERING | 6084 | 2% | 1% | 11 |
| 10 | JOURNAL OF APPLIED GEOPHYSICS | 4356 | 2% | 1% | 15 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | ACOUSTIC LOGGING | 708999 | 3% | 71% | 22 | Search ACOUSTIC+LOGGING | Search ACOUSTIC+LOGGING |
| 2 | ACOUSTIC LOGGING WHILE DRILLING | 278146 | 1% | 88% | 7 | Search ACOUSTIC+LOGGING+WHILE+DRILLING | Search ACOUSTIC+LOGGING+WHILE+DRILLING |
| 3 | BOREHOLE ACOUSTICS | 227060 | 1% | 100% | 5 | Search BOREHOLE+ACOUSTICS | Search BOREHOLE+ACOUSTICS |
| 4 | ACOUSTIC WELL LOGGING | 189215 | 1% | 83% | 5 | Search ACOUSTIC+WELL+LOGGING | Search ACOUSTIC+WELL+LOGGING |
| 5 | ACOUSTIC LWD | 181648 | 1% | 100% | 4 | Search ACOUSTIC+LWD | Search ACOUSTIC+LWD |
| 6 | COLLAR WAVE | 181648 | 1% | 100% | 4 | Search COLLAR+WAVE | Search COLLAR+WAVE |
| 7 | PHASED ARC ARRAY | 181648 | 1% | 100% | 4 | Search PHASED+ARC+ARRAY | Search PHASED+ARC+ARRAY |
| 8 | MULTIPOLE SOURCE | 163478 | 1% | 60% | 6 | Search MULTIPOLE+SOURCE | Search MULTIPOLE+SOURCE |
| 9 | 3D FINITE DIFFERENCE | 145317 | 1% | 80% | 4 | Search 3D+FINITE+DIFFERENCE | Search 3D+FINITE+DIFFERENCE |
| 10 | CASED BOREHOLE | 145317 | 1% | 80% | 4 | Search CASED+BOREHOLE | Search CASED+BOREHOLE |
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 |