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 |
|---|---|---|---|
| 1 | 4 | PHYSICS, CONDENSED MATTER//PHYSICS, APPLIED//MATERIALS SCIENCE, MULTIDISCIPLINARY | 2188495 |
| 556 | 3 | CHALCOGENIDE GLASSES//CHALCOGENIDES//PHASE CHANGE MEMORY | 18113 |
| 1276 | 2 | PHASE CHANGE MEMORY//OPTICAL DISK//GE2SB2TE5 | 9078 |
| 25095 | 1 | WRITE ONCE//DVD R//WRITE STRATEGY | 314 |
Terms with highest relevance score |
| rank | Category | termType | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|---|
| 1 | WRITE ONCE | authKW | 1167950 | 5% | 73% | 16 |
| 2 | DVD R | authKW | 1129172 | 5% | 75% | 15 |
| 3 | WRITE STRATEGY | authKW | 917668 | 5% | 57% | 16 |
| 4 | AZO AZOMETHINE | authKW | 678358 | 4% | 48% | 14 |
| 5 | DVD R DISC | authKW | 602229 | 2% | 100% | 6 |
| 6 | RECORDABLE | authKW | 602229 | 2% | 100% | 6 |
| 7 | HIGH SPEED RECORDING | authKW | 418778 | 4% | 38% | 11 |
| 8 | SEQUENCED AMPLITUDE MARGIN | authKW | 401486 | 1% | 100% | 4 |
| 9 | WRITE ONCE BLU RAY DISC | authKW | 401486 | 1% | 100% | 4 |
| 10 | CD R | authKW | 371734 | 3% | 37% | 10 |
Web of Science journal categories |
| chi_square_rank | Category | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | Physics, Applied | 1848 | 49% | 0% | 155 |
| 2 | Materials Science, Textiles | 1081 | 6% | 0% | 20 |
| 3 | Chemistry, Applied | 140 | 7% | 0% | 22 |
| 4 | Spectroscopy | 85 | 5% | 0% | 16 |
| 5 | Engineering, Chemical | 50 | 7% | 0% | 21 |
| 6 | Materials Science, Multidisciplinary | 47 | 12% | 0% | 38 |
| 7 | Imaging Science & Photographic Technology | 30 | 2% | 0% | 5 |
| 8 | Information Science & Library Science | 24 | 2% | 0% | 5 |
| 9 | Crystallography | 16 | 3% | 0% | 8 |
| 10 | Nanoscience & Nanotechnology | 12 | 3% | 0% | 10 |
Address terms |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | HD DVD | 200743 | 1% | 100% | 2 |
| 2 | HYBRID DEVICE DEV | 200743 | 1% | 100% | 2 |
| 3 | AV PROD | 100371 | 0% | 100% | 1 |
| 4 | BUSINESS UNIT COATINGS ADHES SPECIALTIES FUNCT | 100371 | 0% | 100% | 1 |
| 5 | BUSINESS UNIT POLYCARBONATES GLOBAL INNOVAT POLYM | 100371 | 0% | 100% | 1 |
| 6 | DIGITAL MED NETWORK CO | 100371 | 0% | 100% | 1 |
| 7 | DVD RAM BUSINESS | 100371 | 0% | 100% | 1 |
| 8 | EMDR | 100371 | 0% | 100% | 1 |
| 9 | EQUIPE LUTHERIE ACOUST MUSUMR 7190 | 100371 | 0% | 100% | 1 |
| 10 | FED DOCUMENT CONSERVAT | 100371 | 0% | 100% | 1 |
Journals |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass |
|---|---|---|---|---|---|
| 1 | JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS | 28043 | 30% | 0% | 93 |
| 2 | RESTAURATOR-INTERNATIONAL JOURNAL FOR THE PRESERVATION OF LIBRARY AND ARCHIVAL MATERIAL | 6664 | 2% | 1% | 5 |
| 3 | DYES AND PIGMENTS | 6109 | 6% | 0% | 19 |
| 4 | JAPANESE JOURNAL OF APPLIED PHYSICS | 2928 | 7% | 0% | 22 |
| 5 | SPECTROCHIMICA ACTA PART A-MOLECULAR AND BIOMOLECULAR SPECTROSCOPY | 1329 | 5% | 0% | 15 |
| 6 | IMAGING SCIENCE JOURNAL | 582 | 1% | 0% | 2 |
| 7 | JOURNAL OF INFORMATION RECORDING | 408 | 0% | 0% | 1 |
| 8 | E-JOURNAL OF CHEMISTRY | 286 | 1% | 0% | 2 |
| 9 | PHYSICAL MESOMECHANICS | 258 | 0% | 0% | 1 |
| 10 | IEEE TRANSACTIONS ON COMPONENTS PACKAGING AND MANUFACTURING TECHNOLOGY PART A | 257 | 0% | 0% | 1 |
Author Key Words |
| chi_square_rank | term | chi_square | shrOfCwithTerm | shrOfTermInClass | termInClass | LCSH search | Wikipedia search |
|---|---|---|---|---|---|---|---|
| 1 | WRITE ONCE | 1167950 | 5% | 73% | 16 | Search WRITE+ONCE | Search WRITE+ONCE |
| 2 | DVD R | 1129172 | 5% | 75% | 15 | Search DVD+R | Search DVD+R |
| 3 | WRITE STRATEGY | 917668 | 5% | 57% | 16 | Search WRITE+STRATEGY | Search WRITE+STRATEGY |
| 4 | AZO AZOMETHINE | 678358 | 4% | 48% | 14 | Search AZO+AZOMETHINE | Search AZO+AZOMETHINE |
| 5 | DVD R DISC | 602229 | 2% | 100% | 6 | Search DVD+R+DISC | Search DVD+R+DISC |
| 6 | RECORDABLE | 602229 | 2% | 100% | 6 | Search RECORDABLE | Search RECORDABLE |
| 7 | HIGH SPEED RECORDING | 418778 | 4% | 38% | 11 | Search HIGH+SPEED+RECORDING | Search HIGH+SPEED+RECORDING |
| 8 | SEQUENCED AMPLITUDE MARGIN | 401486 | 1% | 100% | 4 | Search SEQUENCED+AMPLITUDE+MARGIN | Search SEQUENCED+AMPLITUDE+MARGIN |
| 9 | WRITE ONCE BLU RAY DISC | 401486 | 1% | 100% | 4 | Search WRITE+ONCE+BLU+RAY+DISC | Search WRITE+ONCE+BLU+RAY+DISC |
| 10 | CD R | 371734 | 3% | 37% | 10 | Search CD+R | Search CD+R |
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 |