Table 2. Rankings from Knowledge diffusion proxy algorithm for top 3 producer cities in 1990. In bold, we highlight cities that are present in top 10 consumers ranked according to the knowledge diffusion proxy but do not appear in top 10 cities ranked according to local citation unbalance.
| Piscataway | Boston | Palo Alto | |||
|---|---|---|---|---|---|
| Diffusion proxy | Citation unbalance | Diffusion proxy | Citation unbalance | Diffusion proxy | Citation unbalance |
| Tokyo | Stuttgart | Tokyo | Tokyo | Tokyo | Tokyo |
| Beijing | Tokyo | Grenoble | Grenoble | Beijing | Ann Arbor |
| Tsukuba | Los Angeles | Beijing | Los Angeles | Tsukuba | Bloomington |
| Grenoble | Urbana | Tsukuba | College Park | Seoul | Boulder |
| Tallahassee | College Park | Seoul | Los Alamos | Tallahassee | Urbana |
| Hamilton | Grenoble | Vancouver | Urbana | Charlottesville | Berlin |
| Buffalo | Rochester | Tallahassee | Boulder | Vancouver | Orsay |
| Vancouver | Boston | Warsaw | Rochester | Berlin | Denver |
| Charlottesville | Los Alamos | Kolkata | Vancouver | Durham | Seoul |
| Tempe | Hamilton | Charlottesville | Bloomington | Taipei | Los Alamos |