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 |
|---|---|---|---|
| 22 | 4 | AUTOMATION & CONTROL SYSTEMS//ENGINEERING, CIVIL//ACOUSTICS | 457813 |
| 58 | 3 | ROBOTICS//AUTOMATION & CONTROL SYSTEMS//JOURNAL OF GUIDANCE CONTROL AND DYNAMICS | 94289 |
| 985 | 2 | JOURNAL OF GUIDANCE CONTROL AND DYNAMICS//ENGINEERING, AEROSPACE//JOURNAL OF THE ASTRONAUTICAL SCIENCES | 10872 |
| 11211 | 1 | STAR SENSOR//ATTITUDE DETERMINATION//STAR TRACKER | 1027 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | STAR SENSOR | authKW | 859199 | 4% | 67% | 42 |
| 2 | ATTITUDE DETERMINATION | authKW | 761162 | 6% | 41% | 61 |
| 3 | STAR TRACKER | authKW | 712007 | 4% | 63% | 37 |
| 4 | ATTITUDE ESTIMATION | authKW | 529526 | 5% | 37% | 47 |
| 5 | SUN SENSOR | authKW | 466638 | 2% | 72% | 21 |
| 6 | GUIDANCE NAVIGAT CONTROL SYST ENGN BRANCH | address | 309422 | 1% | 92% | 11 |
| 7 | STAR IDENTIFICATION | authKW | 294587 | 1% | 80% | 12 |
| 8 | JOURNAL OF THE ASTRONAUTICAL SCIENCES | journal | 272683 | 9% | 10% | 90 |
| 9 | JOURNAL OF GUIDANCE CONTROL AND DYNAMICS | journal | 264053 | 22% | 4% | 226 |
| 10 | ENGINEERING, AEROSPACE | WoSSC | 154598 | 59% | 1% | 604 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Engineering, Aerospace | 154598 | 59% | 1% | 604 |
| 2 | Instruments & Instrumentation | 10012 | 31% | 0% | 321 |
| 3 | Automation & Control Systems | 1916 | 9% | 0% | 96 |
| 4 | Engineering, Electrical & Electronic | 717 | 18% | 0% | 181 |
| 5 | Engineering, Marine | 471 | 1% | 0% | 13 |
| 6 | Optics | 451 | 10% | 0% | 103 |
| 7 | Telecommunications | 321 | 5% | 0% | 55 |
| 8 | Robotics | 262 | 2% | 0% | 16 |
| 9 | Engineering, General | 101 | 3% | 0% | 30 |
| 10 | Engineering, Mechanical | 42 | 3% | 0% | 31 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | GUIDANCE NAVIGAT CONTROL SYST ENGN BRANCH | 309422 | 1% | 92% | 11 |
| 2 | FLIGHT DYNAM ANAL BRANCH | 115659 | 1% | 54% | 7 |
| 3 | GUIDANCE NAVIGAT CONTROL | 83527 | 1% | 39% | 7 |
| 4 | SATELLITE CONTROL | 81828 | 0% | 67% | 4 |
| 5 | AIR MISSILE DEF SECT | 61373 | 0% | 100% | 2 |
| 6 | FLIGHT OPERAT DIRECTORATE | 61373 | 0% | 100% | 2 |
| 7 | NAVIGAT CONTROL SYST ENGN BRANCH | 61373 | 0% | 100% | 2 |
| 8 | SPACECRAFT ATTITUDE SECT | 61373 | 0% | 100% | 2 |
| 9 | RUMENTAT SCI OPTOELECT ENGN | 47137 | 3% | 5% | 33 |
| 10 | STATE ASTRONAUT DYNAM | 44717 | 1% | 13% | 11 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | JOURNAL OF THE ASTRONAUTICAL SCIENCES | 272683 | 9% | 10% | 90 |
| 2 | JOURNAL OF GUIDANCE CONTROL AND DYNAMICS | 264053 | 22% | 4% | 226 |
| 3 | ACTA ASTRONAUTICA | 41119 | 9% | 1% | 90 |
| 4 | IEEE TRANSACTIONS ON AEROSPACE AND ELECTRONIC SYSTEMS | 15694 | 5% | 1% | 48 |
| 5 | TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES | 8855 | 2% | 2% | 16 |
| 6 | AEROSPACE SCIENCE AND TECHNOLOGY | 7729 | 2% | 1% | 24 |
| 7 | SPACE TECHNOLOGY-INDUSTRIAL AND COMMERCIAL APPLICATIONS | 5769 | 0% | 5% | 4 |
| 8 | PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART G-JOURNAL OF AEROSPACE ENGINEERING | 5368 | 2% | 1% | 18 |
| 9 | JOURNAL OF SPACECRAFT TECHNOLOGY | 4229 | 0% | 7% | 2 |
| 10 | JOURNAL OF NAVIGATION | 3925 | 1% | 1% | 12 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | STAR SENSOR | 859199 | 4% | 67% | 42 | Search STAR+SENSOR | Search STAR+SENSOR |
| 2 | ATTITUDE DETERMINATION | 761162 | 6% | 41% | 61 | Search ATTITUDE+DETERMINATION | Search ATTITUDE+DETERMINATION |
| 3 | STAR TRACKER | 712007 | 4% | 63% | 37 | Search STAR+TRACKER | Search STAR+TRACKER |
| 4 | ATTITUDE ESTIMATION | 529526 | 5% | 37% | 47 | Search ATTITUDE+ESTIMATION | Search ATTITUDE+ESTIMATION |
| 5 | SUN SENSOR | 466638 | 2% | 72% | 21 | Search SUN+SENSOR | Search SUN+SENSOR |
| 6 | STAR IDENTIFICATION | 294587 | 1% | 80% | 12 | Search STAR+IDENTIFICATION | Search STAR+IDENTIFICATION |
| 7 | DIGITAL SUN SENSOR | 122747 | 0% | 100% | 4 | Search DIGITAL+SUN+SENSOR | Search DIGITAL+SUN+SENSOR |
| 8 | LOW FREQUENCY ERROR | 122747 | 0% | 100% | 4 | Search LOW+FREQUENCY+ERROR | Search LOW+FREQUENCY+ERROR |
| 9 | STELLAR REFRACTION | 122747 | 0% | 100% | 4 | Search STELLAR+REFRACTION | Search STELLAR+REFRACTION |
| 10 | STELLAR SENSOR | 122747 | 0% | 100% | 4 | Search STELLAR+SENSOR | Search STELLAR+SENSOR |
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 |