Enhancing designer creativity through human-AI co-ideation: a co-creation framework for design ideation with custom GPT. - Pan Wang 005; Yash Khinvasara; Geesje Josine Creijghton; Tessa Scholing; Yihua Wang; Zhibin Zhou 002; Peter R. N. Childs; Yuan Yin (Artif. Intell. Eng. Des. Anal. Manuf., 2025)