为提高检索效果，本文提出单权重相关反馈和先序满意度评价两种权重调整方式。
Two feedback mechanisms are proposed to improve retrieval result, including single weight feedback and first order statisfication evaluation.
结论通过证据的检索和评价，对该患者采用大剂量的青霉素治疗，获得了满意效果。
Conclusion After treating the patient based on those evidence; we cured the patient with large dose penicillin and got a satisfied effect.
结论通过证据的检索和评价，对该患者采用大剂量的青霉素治疗，获得了满意效果。
Conclusion After treating the patient based on those evidence; we cured the patient with large dose penicillin and got a satisfied effect.
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