机器学习的重要性 Develop systems that are too difficult/expensive to construct manually because they require specific detailed skills or knowledge tuned to a specific task (knowledge engineering bottleneck). Develop systems that can automatically adapt and customize themselves to individual users. Personalized news or mail filter ■ Personalized tutoring ▣ Discover new knowledge from large databases(data mining). Market basket analysis(e.g.diapers and beer) ■ Medical text mining(e.g.migraines to calcium channel blockers to magnesium) Developing Better Computing Systems 14 电子科技大学《机器学习》课程电子科技大学《机器学习》课程 14 Developing Better Computing Systems o Develop systems that are too difficult/expensive to construct manually because they require specific detailed skills or knowledge tuned to a specific task (knowledge engineering bottleneck). o Develop systems that can automatically adapt and customize themselves to individual users. n Personalized news or mail filter n Personalized tutoring o Discover new knowledge from large databases (data mining). n Market basket analysis (e.g. diapers and beer) n Medical text mining (e.g. migraines to calcium channel blockers to magnesium)