杨红霞：跑通大模型“最后一公里”，让AI不再只是“富人的玩具”

Core Insights - The article discusses the significant investment gap in AI between US and Chinese tech companies, with US firms investing nearly five times more than their Chinese counterparts by 2025 [7][8] - It highlights the challenges and opportunities in AI development, particularly in the context of healthcare and the application of generative AI [16][22] Investment Disparity - In the past five years, US tech giants like Microsoft and Amazon have collectively spent 5.36 trillion RMB on AI, while leading Chinese companies like Tencent and Alibaba have only invested 630 billion RMB [7][8] - By 2025, US companies are projected to invest around 2.5 trillion RMB in AI, compared to approximately 500 billion RMB from Chinese firms [8] AI Model Development - OpenAI's latest model, GPT-5, is claimed to be the best model yet, but it reportedly lacks the emotional interaction and imagination of its predecessor, GPT-4o [3][4] - The complexity of multi-modal AI remains a significant challenge, with current models struggling to accurately extract and correlate image and text data [4][5] Healthcare Applications - The Hong Kong Polytechnic University is developing a specialized small language model for cancer treatment, collaborating with major hospitals to enhance AI's role in complex medical diagnoses [16][22] - The focus is on creating an AI that can assist in cancer patient follow-ups and streamline processes like target area delineation in radiation therapy [22][23] Future Prospects - The article emphasizes the need for Chinese companies to invest more confidently in AI, suggesting that the future breakthroughs may lie in deeper industrial applications rather than just internet-based solutions [12][13] - There is optimism about overcoming current limitations in AI capabilities, particularly in the context of localized data and specialized applications in healthcare [20][21]