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 |
|---|---|---|---|
| 13 | 4 | PHYSICS, PARTICLES & FIELDS//PHYSICS, NUCLEAR//OPTICS | 1062565 |
| 7 | 3 | PHYSICS, PARTICLES & FIELDS//PHYSICAL REVIEW D//JOURNAL OF HIGH ENERGY PHYSICS | 157217 |
| 2949 | 2 | PHYSICS ESSAYS//SPECIAL RELATIVITY//AMERICAN JOURNAL OF PHYSICS | 2905 |
| 12205 | 1 | SPECIAL RELATIVITY//TWIN PARADOX//PHYSICS ESSAYS | 953 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | SPECIAL RELATIVITY | authKW | 1113423 | 13% | 27% | 125 |
| 2 | TWIN PARADOX | authKW | 516694 | 3% | 63% | 25 |
| 3 | PHYSICS ESSAYS | journal | 490410 | 12% | 13% | 116 |
| 4 | LENGTH CONTRACTION | authKW | 275577 | 1% | 83% | 10 |
| 5 | TIME DILATION | authKW | 275139 | 2% | 40% | 21 |
| 6 | LORENTZ TRANSFORMATION | authKW | 274677 | 4% | 23% | 36 |
| 7 | CLOCK PARADOX | authKW | 264557 | 1% | 100% | 8 |
| 8 | AMERICAN JOURNAL OF PHYSICS | journal | 258821 | 25% | 3% | 234 |
| 9 | PREFERRED FRAME | authKW | 167407 | 1% | 56% | 9 |
| 10 | SAGNAC EFFECT | authKW | 142204 | 2% | 22% | 20 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Education, Scientific Disciplines | 49260 | 35% | 0% | 332 |
| 2 | Physics, Multidisciplinary | 32119 | 82% | 0% | 784 |
| 3 | History & Philosophy of Science | 1931 | 5% | 0% | 48 |
| 4 | Physics, Particles & Fields | 71 | 4% | 0% | 36 |
| 5 | Astronomy & Astrophysics | 67 | 5% | 0% | 47 |
| 6 | Engineering, Aerospace | 28 | 1% | 0% | 10 |
| 7 | Philosophy | 25 | 1% | 0% | 10 |
| 8 | Physics, Mathematical | 20 | 2% | 0% | 19 |
| 9 | Multidisciplinary Sciences | 4 | 1% | 0% | 6 |
| 10 | Computer Science, Software Engineering | 1 | 1% | 0% | 7 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | BC SYST | 66139 | 0% | 100% | 2 |
| 2 | UNITE LOG PHILOSOPHIE SCI | 66139 | 0% | 100% | 2 |
| 3 | WERNHER VON BRAUN ADV | 44092 | 0% | 67% | 2 |
| 4 | ADV SCI TEACHING LEARNING | 33070 | 0% | 100% | 1 |
| 5 | ASTRONAUT SPACE | 33070 | 0% | 100% | 1 |
| 6 | CEWD S 205 | 33070 | 0% | 100% | 1 |
| 7 | CNRSCEACE SACLAYUMR 7164SERV ASTROPHYS | 33070 | 0% | 100% | 1 |
| 8 | FIZ ODSJEK | 33070 | 0% | 100% | 1 |
| 9 | GAVITAT WAVE ASTRON | 33070 | 0% | 100% | 1 |
| 10 | HIST FOUNDAT SCI | 33070 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | PHYSICS ESSAYS | 490410 | 12% | 13% | 116 |
| 2 | AMERICAN JOURNAL OF PHYSICS | 258821 | 25% | 3% | 234 |
| 3 | EUROPEAN JOURNAL OF PHYSICS | 127167 | 10% | 4% | 92 |
| 4 | FOUNDATIONS OF PHYSICS LETTERS | 98056 | 5% | 6% | 46 |
| 5 | FOUNDATIONS OF PHYSICS | 65672 | 8% | 3% | 76 |
| 6 | STUDIES IN HISTORY AND PHILOSOPHY OF MODERN PHYSICS | 18529 | 2% | 3% | 19 |
| 7 | NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA B-GENERAL PHYSICS RELATIVITY ASTRONOMY AND MATHEMATICAL PHYSICS AND METHODS | 5612 | 2% | 1% | 16 |
| 8 | NUOVO CIMENTO DELLA SOCIETA ITALIANA DI FISICA B-BASIC TOPICS IN PHYSICS | 3108 | 2% | 1% | 15 |
| 9 | REVISTA BRASILEIRA DE ENSINO DE FISICA | 2950 | 1% | 1% | 6 |
| 10 | BRITISH JOURNAL FOR THE PHILOSOPHY OF SCIENCE | 2570 | 1% | 1% | 9 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | SPECIAL RELATIVITY | 1113423 | 13% | 27% | 125 | Search SPECIAL+RELATIVITY | Search SPECIAL+RELATIVITY |
| 2 | TWIN PARADOX | 516694 | 3% | 63% | 25 | Search TWIN+PARADOX | Search TWIN+PARADOX |
| 3 | LENGTH CONTRACTION | 275577 | 1% | 83% | 10 | Search LENGTH+CONTRACTION | Search LENGTH+CONTRACTION |
| 4 | TIME DILATION | 275139 | 2% | 40% | 21 | Search TIME+DILATION | Search TIME+DILATION |
| 5 | LORENTZ TRANSFORMATION | 274677 | 4% | 23% | 36 | Search LORENTZ+TRANSFORMATION | Search LORENTZ+TRANSFORMATION |
| 6 | CLOCK PARADOX | 264557 | 1% | 100% | 8 | Search CLOCK+PARADOX | Search CLOCK+PARADOX |
| 7 | PREFERRED FRAME | 167407 | 1% | 56% | 9 | Search PREFERRED+FRAME | Search PREFERRED+FRAME |
| 8 | SAGNAC EFFECT | 142204 | 2% | 22% | 20 | Search SAGNAC+EFFECT | Search SAGNAC+EFFECT |
| 9 | COMPOSITION OF VELOCITIES | 137789 | 1% | 83% | 5 | Search COMPOSITION+OF+VELOCITIES | Search COMPOSITION+OF+VELOCITIES |
| 10 | EXTENSION OF SPECIAL RELATIVITY | 132279 | 0% | 100% | 4 | Search EXTENSION+OF+SPECIAL+RELATIVITY | Search EXTENSION+OF+SPECIAL+RELATIVITY |
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 |