{ "_id": "6397fa6b642328e50ebf0c03", "analyze": "CRF没有HMM那样严格的独立性假设条件,因而可以容纳任意的上下文信息。特征设计灵活与ME一样", "answer": [ "C" ], "answerItems": { "A": "特征灵活", "B": "可容纳较多上下文信息", "C": "速度快", "D": "全局最优" } }