Class information for: |
Basic class information |
| ID | Publications | Average number of references |
Avg. shr. active ref. in WoS |
|---|---|---|---|
| 11472 | 912 | 12.2 | 53% |
Classes in level above (level 2) |
| ID, lev. above |
Publications | Label for level above |
|---|---|---|
| 52 | 28909 | IEEE PHOTONICS TECHNOLOGY LETTERS//JOURNAL OF LIGHTWAVE TECHNOLOGY//OPTICAL FIBER COMMUNICATION |
Terms with highest relevance score |
| Rank | Term | Type of term | Relevance score (tfidf) |
Class's shr. of term's tot. occurrences |
Shr. of publ. in class containing term |
Num. of publ. in class |
|---|---|---|---|---|---|---|
| 1 | SUBCARRIER MULTIPLEXING | Author keyword | 12 | 22% | 5% | 48 |
| 2 | OPTICAL BEAT INTERFERENCE OBI | Author keyword | 7 | 53% | 1% | 9 |
| 3 | COMMUNITY ANTENNA TELEVISION | Author keyword | 7 | 57% | 1% | 8 |
| 4 | HYBRID AM QAM SYSTEM | Author keyword | 6 | 80% | 0% | 4 |
| 5 | CATV BY OPTICAL FIBER | Author keyword | 6 | 100% | 0% | 4 |
| 6 | CLIPPING IMPULSIVE NOISE | Author keyword | 6 | 100% | 0% | 4 |
| 7 | OPTICAL BEAT INTERFERENCE | Author keyword | 5 | 40% | 1% | 10 |
| 8 | SUBCARRIER MULTIPLEXING SCM | Author keyword | 5 | 23% | 2% | 19 |
| 9 | DIRECTLY MODULATED TRANSMITTER | Author keyword | 4 | 67% | 0% | 4 |
| 10 | COMPOSITE SECOND ORDER | Author keyword | 4 | 75% | 0% | 3 |
Web of Science journal categories |
Author Key Words |
Key Words Plus |
| Rank | Web of Science journal category | Relevance score (tfidf) |
Class's shr. of term's tot. occurrences |
Shr. of publ. in class containing term |
Num. of publ. in class |
|---|---|---|---|---|---|
| 1 | ANALOG LINKS | 27 | 92% | 1% | 11 |
| 2 | 2ND ORDER DISTORTION | 23 | 74% | 2% | 17 |
| 3 | CATV SYSTEMS | 18 | 89% | 1% | 8 |
| 4 | LIGHTWAVE CATV SYSTEMS | 17 | 100% | 1% | 8 |
| 5 | TRUNKING | 8 | 75% | 1% | 6 |
| 6 | CLIPPING DISTORTION | 6 | 80% | 0% | 4 |
| 7 | MULTIPLEXED LIGHTWAVE SYSTEMS | 6 | 80% | 0% | 4 |
| 8 | SCM SYSTEMS | 6 | 80% | 0% | 4 |
| 9 | CATV SYSTEM | 4 | 75% | 0% | 3 |
| 10 | DISPERSIVE TRANSMISSION | 4 | 75% | 0% | 3 |
Journals |
Reviews |
Address terms |
| Rank | Address term | Relevance score (tfidf) |
Class's shr. of term's tot. occurrences |
Shr. of publ. in class containing term |
Num. of publ. in class |
|---|---|---|---|---|---|
| 1 | OPT ACCESS SYST PROJECT | 3 | 100% | 0.3% | 3 |
| 2 | DIGITAL NETWORK DEV | 3 | 60% | 0.3% | 3 |
| 3 | OSAKA DEV | 2 | 50% | 0.3% | 3 |
| 4 | INNOVAT ACCESS SYST GRP | 1 | 100% | 0.2% | 2 |
| 5 | MULTIMEDIA SYST MIHAMA KU | 1 | 100% | 0.2% | 2 |
| 6 | SERV ENGN HEADQUARTERS CHIYODA KU | 1 | 100% | 0.2% | 2 |
| 7 | MULTIMEDIA DEV | 1 | 19% | 0.7% | 6 |
| 8 | NETWORK SYST DEV | 1 | 21% | 0.4% | 4 |
| 9 | COMMUN TECHNOL ENGN | 1 | 50% | 0.1% | 1 |
| 10 | COMMUNICACIONES | 1 | 50% | 0.1% | 1 |
Related classes at same level (level 1) |
| Rank | Relatedness score | Related classes |
|---|---|---|
| 1 | 0.0000190546 | RADIO OVER FIBER ROF//RADIO OVER FIBER//MICROWAVE PHOTONICS |
| 2 | 0.0000122714 | 3 D SIGNAL CONSTELLATION//OPTICAL COSTAS LOOP//OPTICAL FDM |
| 3 | 0.0000096589 | DATA OVER CABLE SERVICE INTERFACE SPECIFICATION DOCSIS//SYSTEMS BEYOND THIRD GENERATION//DOCSIS |
| 4 | 0.0000094384 | PHOTON TEST//HOMODYNE CROSSTALK//ADV TRANSPORT SYST |
| 5 | 0.0000080649 | HYBRID OPTICAL AMPLIFIER//COMPENSATING DEVICE//DENSE WAVELENGTH DIVISION MULTIPLEXED SYSTEM |
| 6 | 0.0000078789 | PASSIVE OPTICAL NETWORK PON//PASSIVE OPTICAL NETWORK//PASSIVE OPTICAL NETWORKS PONS |
| 7 | 0.0000058847 | OPTICAL FEEDBACK//EXTERNAL CAVITY SEMICONDUCTOR LASERS//DELO |
| 8 | 0.0000058364 | L BAND EDFA//GAIN CLAMPING//TELEKOM MALAYSIA PHOTON |
| 9 | 0.0000055428 | TIANJIN INTELLIGENT COMP NOVEL SOFTWARE//COMP VIS SYST//APPROXIMATE JOIN |
| 10 | 0.0000052267 | SOA ARRAY//OPTICAL GATE SWITCH//ANGLED FACET |