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 |
|---|---|---|---|
| 8 | 4 | POLYMER SCIENCE//CHEMISTRY, PHYSICAL//MATERIALS SCIENCE, MULTIDISCIPLINARY | 1554940 |
| 397 | 3 | JOURNAL OF VACUUM SCIENCE & TECHNOLOGY B//MICROELECTRONIC ENGINEERING//NANOSCIENCE & NANOTECHNOLOGY | 32153 |
| 2042 | 2 | INTEGRAL IMAGING//JOURNAL OF DISPLAY TECHNOLOGY//JOURNAL OF THE SOCIETY FOR INFORMATION DISPLAY | 5752 |
| 12650 | 1 | NONIMAGING OPTICS//FREEFORM LENS//ILLUMINATION DESIGN | 921 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | NONIMAGING OPTICS | authKW | 652224 | 5% | 44% | 43 |
| 2 | FREEFORM LENS | authKW | 444843 | 1% | 100% | 13 |
| 3 | ILLUMINATION DESIGN | authKW | 244394 | 2% | 36% | 20 |
| 4 | UNIFORM ILLUMINATION | authKW | 209574 | 2% | 44% | 14 |
| 5 | NONIMAGING | authKW | 199086 | 1% | 73% | 8 |
| 6 | SEMICOND LIGHTING | address | 182494 | 1% | 67% | 8 |
| 7 | TFCG MICROSYST GRP | address | 136875 | 0% | 100% | 4 |
| 8 | CEDINT | address | 131413 | 1% | 30% | 13 |
| 9 | ENGN OPTOELECT GUANGDONG PROV | address | 111971 | 1% | 27% | 12 |
| 10 | DOUBLE FREEFORM SURFACES | authKW | 102656 | 0% | 100% | 3 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Optics | 35289 | 80% | 0% | 739 |
| 2 | Energy & Fuels | 478 | 8% | 0% | 76 |
| 3 | Construction & Building Technology | 206 | 3% | 0% | 26 |
| 4 | Engineering, Electrical & Electronic | 49 | 7% | 0% | 65 |
| 5 | Physics, Applied | 42 | 8% | 0% | 70 |
| 6 | Engineering, Mechanical | 15 | 2% | 0% | 21 |
| 7 | Computer Science, Hardware & Architecture | 9 | 1% | 0% | 8 |
| 8 | Instruments & Instrumentation | 6 | 2% | 0% | 16 |
| 9 | Transportation Science & Technology | 4 | 0% | 0% | 4 |
| 10 | Engineering, General | 4 | 1% | 0% | 10 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | SEMICOND LIGHTING | 182494 | 1% | 67% | 8 |
| 2 | TFCG MICROSYST GRP | 136875 | 0% | 100% | 4 |
| 3 | CEDINT | 131413 | 1% | 30% | 13 |
| 4 | ENGN OPTOELECT GUANGDONG PROV | 111971 | 1% | 27% | 12 |
| 5 | OPTOELECTON TECHNOL | 102656 | 0% | 100% | 3 |
| 6 | LIGHTING DISPLAY SCI | 93142 | 1% | 39% | 7 |
| 7 | MOEMS | 91994 | 1% | 24% | 11 |
| 8 | SAMARA SP KOROLYEV STATE AEROSP UNIV | 68437 | 0% | 100% | 2 |
| 9 | VCAD FABRICAT TEAM | 68437 | 0% | 100% | 2 |
| 10 | LIGHTING DISPLAY | 61591 | 0% | 60% | 3 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | LIGHTING RESEARCH & TECHNOLOGY | 32694 | 2% | 5% | 21 |
| 2 | APPLIED OPTICS | 30565 | 19% | 1% | 179 |
| 3 | JOURNAL OF THE ILLUMINATING ENGINEERING SOCIETY | 28183 | 2% | 4% | 20 |
| 4 | OPTICS EXPRESS | 18295 | 15% | 0% | 138 |
| 5 | OPTICAL ENGINEERING | 14081 | 8% | 1% | 77 |
| 6 | JOURNAL OF PHOTONICS FOR ENERGY | 12999 | 1% | 3% | 11 |
| 7 | JOURNAL OF DISPLAY TECHNOLOGY | 11612 | 2% | 2% | 21 |
| 8 | JOURNAL OF THE OPTICAL SOCIETY OF AMERICA A-OPTICS IMAGE SCIENCE AND VISION | 8510 | 5% | 1% | 50 |
| 9 | JOURNAL OF THE SOCIETY FOR INFORMATION DISPLAY | 7153 | 2% | 1% | 17 |
| 10 | LIGHT & ENGINEERING | 7061 | 1% | 3% | 7 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | NONIMAGING OPTICS | 652224 | 5% | 44% | 43 | Search NONIMAGING+OPTICS | Search NONIMAGING+OPTICS |
| 2 | FREEFORM LENS | 444843 | 1% | 100% | 13 | Search FREEFORM+LENS | Search FREEFORM+LENS |
| 3 | ILLUMINATION DESIGN | 244394 | 2% | 36% | 20 | Search ILLUMINATION+DESIGN | Search ILLUMINATION+DESIGN |
| 4 | UNIFORM ILLUMINATION | 209574 | 2% | 44% | 14 | Search UNIFORM+ILLUMINATION | Search UNIFORM+ILLUMINATION |
| 5 | NONIMAGING | 199086 | 1% | 73% | 8 | Search NONIMAGING | Search NONIMAGING |
| 6 | DOUBLE FREEFORM SURFACES | 102656 | 0% | 100% | 3 | Search DOUBLE+FREEFORM+SURFACES | Search DOUBLE+FREEFORM+SURFACES |
| 7 | PROJECTOR HEADLAMP | 102656 | 0% | 100% | 3 | Search PROJECTOR+HEADLAMP | Search PROJECTOR+HEADLAMP |
| 8 | REFLECTOR DESIGN | 85542 | 1% | 50% | 5 | Search REFLECTOR+DESIGN | Search REFLECTOR+DESIGN |
| 9 | ETENDUE | 82118 | 1% | 40% | 6 | Search ETENDUE | Search ETENDUE |
| 10 | OPTICAL DESIGN | 77090 | 4% | 7% | 33 | Search OPTICAL+DESIGN | Search OPTICAL+DESIGN |
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 |