Table 3.
Top 20 items in sensor research emerged in networks from 2001 to 2020.
| Top 20 Terms Emerging in Sensor Research | ||||
|---|---|---|---|---|
| 2001–2010 | 2011–2020 | |||
| Rank | Label/Item | Degree Centrality | Label/Item | Degree Centrality |
| 1 | wireless sensor network | 31 | self-powered sensor | 30 |
| 2 | wireless sensor | 20 | environmental sensor | 28 |
| 3 | nano sensor | 15 | biomedical sensor | 22 |
| 4 | conductometric sensor | 11 | inductive sensor | 21 |
| 5 | distributed sensor | 9 | paper sensor | 26 |
| 6 | CMOS sensor | 9 | low-cost sensor | 21 |
| 7 | CMOS image sensor | 9 | liquid sensor | 19 |
| 8 | electrochemical biosensor | 8 | printed sensor | 19 |
| 9 | mass sensor | 8 | textile sensor | 19 |
| 10 | fiber Bragg grating sensor | 8 | body sensor network | 20 |
| 11 | refractive index sensor | 8 | light sensor | 18 |
| 12 | fluorescence sensor | 8 | mechanical sensor | 19 |
| 13 | active sensor | 8 | aptasensor | 16 |
| 14 | light-addressable potentiometric sensor | 6 | dual sensor | 16 |
| 15 | active pixel sensor | 6 | ratiometric sensor | 14 |
| 16 | colorimetric sensor | 6 | biomimetic sensor | 15 |
| 17 | flexible sensor | 6 | chemiresistive sensor | 17 |
| 18 | wearable sensor | 6 | multifunctional sensor | 17 |
| 19 | DNA sensor | 6 | visual sensor | 13 |
| 20 | biomimetic sensor | 6 | copper sensor | 13 |