| Similarity | Rank | |
|---|---|---|
| LEDs | 0.835 | 18164 |
| fluorescent | 0.824 | 16234 |
| diodes | 0.822 | 40668 |
| phosphor | 0.815 | 80533 |
| thin-film | 0.813 | 77599 |
| LED | 0.812 | 5610 |
| OLED | 0.801 | 41297 |
| diode | 0.795 | 29637 |
| photonic | 0.782 | 85991 |
| florescent | 0.776 | 78104 |
| high-power | 0.776 | 65048 |
| Diode | 0.775 | 86694 |
| halogen | 0.773 | 35812 |
| GaN | 0.772 | 98946 |
| LED's | 0.771 | 71808 |
| photoelectric | 0.767 | 95795 |
| incandescent | 0.767 | 24018 |
| low-voltage | 0.765 | 82876 |
| gallium | 0.763 | 91346 |
| fluorescents | 0.763 | 88488 |
| semiconductor | 0.760 | 23279 |
| photovoltaic | 0.759 | 22415 |
| semiconductors | 0.759 | 51843 |
| emitting | 0.756 | 28596 |
| low-power | 0.753 | 53170 |