Junghwan Lee, YuSang Nam, Jihwan Won, Suhwan Baek, Donggyu Sim, Ryanghee Sohn, Cheolsoo Park. "Multi-task learning for estimation of remote PPG and respiration signals with complex valued convolutional neural network." Scientific Reports (2025). https://doi.org/10.1038/s41598-025-23103-x