| Observation method | Continuous automated imaging 24 hours a day | Incubator opened at scheduled times for observation |
| Culture environment | Stable temperature, humidity, and gas conditions maintained throughout | Embryos briefly removed for observation |
| Culture information | Complete record of embryo development dynamics | Observation limited to specific time points |
| Embryo assessment | Provides more objective developmental data to support embryo assessment | Morphological assessment at fixed time points |
| Application | AI big-data scoring assists in objectively selecting embryos for transfer | Assessment based on embryo morphology |