TY  - JOUR
TI  -  Cardiac function state recognition model based on bimodal time–frequency representation
AU  - Zhang, Mingzhi
AU  - Li, Piding
JF  - Progress in Medical Devices
VL  - 4
IS  - 2
SP  - 124
EP  - 134
PY  - 2026
DOI  - 10.61189/784716ypyhmm
ER  -