| ### datasets | |
| - ab: Abt-Buy | |
| - wa1: Walmart-Amazon | |
| - ds: DBLP-Scholar | |
| - da: DBLP-ACM | |
| - fz: Fodors-Zagats | |
| - dzy: Zomato-Yelp | |
| - ia: iTunes-Amazon | |
| - ri: RottenTomatoes-IMDB | |
| - b2: Books2 | |
| - computers: WDC-Computers | |
| - cameras: WDC-Cameras | |
| - watches: WDC-Watches | |
| - shoes: WDC-Shoes | |