So to map your files with user id 1001 in /mnt/wrong to /mnt/correct with user id 1234, run this command:
sudo bindfs --map=1001/1234 /mnt/wrong /mnt/correct
The pooled-lo optimizer uses the current database sequence value as the lowest in-memory boundary, so other systems may freely use the next sequence values without risking identifier clashing
L. Ratinov, and D. Roth. Proceedings of the Thirteenth Conference on Computational Natural Language Learning, page 147--155. Stroudsburg, PA, USA, Association for Computational Linguistics, (2009)