API: multiple-fields, doesn't the one-way transient coupling with edem-acslover use the same formula algorithm?

API: multiple-fields, doesn't the one-way transient coupling with edem-acslover use the same formula algorithm? I used two methods for coupling, and the results were very different.

https://community.altair.com/community/en/edem-api-particle-body-force-field-data-coupling-multiple-fields-cuda?id=kb_article&sysparm_article=KB0122032