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 |
|---|---|---|---|
| 21 | 4 | THERMODYNAMICS//MECHANICS//ENGINEERING, MECHANICAL | 471779 |
| 70 | 3 | ENGINEERING, AEROSPACE//AIAA JOURNAL//MECHANICS | 87936 |
| 2033 | 2 | ENGINEERING, AEROSPACE//JOURNAL OF PROPULSION AND POWER//SCRAMJET | 5804 |
| 22679 | 1 | RESTRICTED SHOCK SEPARATION//SIDE LOADS//SKYLON | 395 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | RESTRICTED SHOCK SEPARATION | authKW | 1042569 | 4% | 93% | 14 |
| 2 | SIDE LOADS | authKW | 765965 | 3% | 80% | 12 |
| 3 | SKYLON | authKW | 646286 | 2% | 90% | 9 |
| 4 | PRANDTL MEYER FUNCTION | authKW | 558520 | 2% | 100% | 7 |
| 5 | FREE SHOCK SEPARATION | authKW | 538568 | 2% | 75% | 9 |
| 6 | CALORICALLY IMPERFECT GAS | authKW | 398943 | 1% | 100% | 5 |
| 7 | PROP STRUCT THERMAL FLUIDS ANAL | address | 398943 | 1% | 100% | 5 |
| 8 | ROCKET NOZZLE | authKW | 346896 | 3% | 43% | 10 |
| 9 | PLUG NOZZLE | authKW | 332451 | 1% | 83% | 5 |
| 10 | LIQUID ENGINE MAIN PROP SYST BRANCH | address | 319154 | 1% | 100% | 4 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Engineering, Aerospace | 78626 | 68% | 0% | 267 |
| 2 | Mechanics | 950 | 18% | 0% | 70 |
| 3 | Thermodynamics | 259 | 7% | 0% | 28 |
| 4 | Engineering, Mechanical | 201 | 8% | 0% | 32 |
| 5 | Geosciences, Multidisciplinary | 88 | 7% | 0% | 26 |
| 6 | Physics, Fluids & Plasmas | 82 | 4% | 0% | 16 |
| 7 | Astronomy & Astrophysics | 56 | 6% | 0% | 25 |
| 8 | Engineering, General | 34 | 3% | 0% | 11 |
| 9 | Computer Science, Interdisciplinary Applications | 10 | 2% | 0% | 8 |
| 10 | Multidisciplinary Sciences | 3 | 1% | 0% | 3 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | PROP STRUCT THERMAL FLUIDS ANAL | 398943 | 1% | 100% | 5 |
| 2 | LIQUID ENGINE MAIN PROP SYST BRANCH | 319154 | 1% | 100% | 4 |
| 3 | NOZZLE FLOW GRP | 319154 | 1% | 100% | 4 |
| 4 | ENGINE SYST DEV GRP | 239366 | 1% | 100% | 3 |
| 5 | PROP SYST DESIGN INTEGRAT | 239366 | 1% | 100% | 3 |
| 6 | AERONAUT SPACE STUDIES | 221630 | 1% | 56% | 5 |
| 7 | EXPT AERODYNAM | 211180 | 4% | 18% | 15 |
| 8 | FLUID FLOWS GRP | 159577 | 1% | 100% | 2 |
| 9 | LIQUID ROCKET DESIGN SECT | 159577 | 1% | 100% | 2 |
| 10 | NOZZLE GRP | 159577 | 1% | 100% | 2 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | JBIS-JOURNAL OF THE BRITISH INTERPLANETARY SOCIETY | 148208 | 6% | 8% | 24 |
| 2 | JOURNAL OF PROPULSION AND POWER | 133974 | 22% | 2% | 87 |
| 3 | SHOCK WAVES | 51835 | 7% | 2% | 27 |
| 4 | JOURNAL OF SPACECRAFT AND ROCKETS | 14401 | 7% | 1% | 28 |
| 5 | AIAA JOURNAL | 12562 | 11% | 0% | 43 |
| 6 | THERMOPHYSICS AND AEROMECHANICS | 8274 | 2% | 1% | 8 |
| 7 | AEROSPACE SCIENCE AND TECHNOLOGY | 6852 | 4% | 1% | 14 |
| 8 | TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES | 5761 | 2% | 1% | 8 |
| 9 | ACTA ASTRONAUTICA | 5263 | 5% | 0% | 20 |
| 10 | AEROSPACE AMERICA | 3920 | 1% | 1% | 4 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | RESTRICTED SHOCK SEPARATION | 1042569 | 4% | 93% | 14 | Search RESTRICTED+SHOCK+SEPARATION | Search RESTRICTED+SHOCK+SEPARATION |
| 2 | SIDE LOADS | 765965 | 3% | 80% | 12 | Search SIDE+LOADS | Search SIDE+LOADS |
| 3 | SKYLON | 646286 | 2% | 90% | 9 | Search SKYLON | Search SKYLON |
| 4 | PRANDTL MEYER FUNCTION | 558520 | 2% | 100% | 7 | Search PRANDTL+MEYER+FUNCTION | Search PRANDTL+MEYER+FUNCTION |
| 5 | FREE SHOCK SEPARATION | 538568 | 2% | 75% | 9 | Search FREE+SHOCK+SEPARATION | Search FREE+SHOCK+SEPARATION |
| 6 | CALORICALLY IMPERFECT GAS | 398943 | 1% | 100% | 5 | Search CALORICALLY+IMPERFECT+GAS | Search CALORICALLY+IMPERFECT+GAS |
| 7 | ROCKET NOZZLE | 346896 | 3% | 43% | 10 | Search ROCKET+NOZZLE | Search ROCKET+NOZZLE |
| 8 | PLUG NOZZLE | 332451 | 1% | 83% | 5 | Search PLUG+NOZZLE | Search PLUG+NOZZLE |
| 9 | NOZZLE FLOW SEPARATION | 319154 | 1% | 100% | 4 | Search NOZZLE+FLOW+SEPARATION | Search NOZZLE+FLOW+SEPARATION |
| 10 | NOZZLE SIDE LOADS | 319154 | 1% | 100% | 4 | Search NOZZLE+SIDE+LOADS | Search NOZZLE+SIDE+LOADS |
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 |