| Similarity | Rank | |
|---|---|---|
| iras | 0.847 | 33102 |
| spectrometer | 0.821 | 24617 |
| spectra | 0.806 | 11546 |
| gamma-ray | 0.802 | 42486 |
| magnetosphere | 0.800 | 35041 |
| spectroscopy | 0.785 | 17413 |
| landsat | 0.784 | 20175 |
| infra-red | 0.782 | 15849 |
| fluorescence | 0.780 | 19486 |
| ultraviolet | 0.778 | 15445 |
| electromagnetic | 0.772 | 11977 |
| diffraction | 0.770 | 25365 |
| synchrotron | 0.769 | 42611 |
| wavelength | 0.768 | 8541 |
| iue | 0.768 | 78584 |
| positron | 0.763 | 41391 |
| multispectral | 0.761 | 62890 |
| psr1706-44 | 0.758 | 59335 |
| maser | 0.756 | 39351 |
| rosat | 0.755 | 51261 |
| microscopy | 0.755 | 17007 |
| interferometer | 0.749 | 44376 |
| imager | 0.745 | 67698 |
| nebulæ | 0.743 | 66546 |
| confocal | 0.743 | 63659 |