AP(average precision):平均精确率,是PR曲线下的面积。 对某一类别预测框的置信度进行排序,从大到小,以每个置信度为阈值,计算precision和recall,将点连成线,连线的每个峰值均向x轴和y轴做垂线(重复区域合并),这些曲线所包含的面积就是这个类别对应的AP(每个类别均有AP) mAP(mean average precision):对各个类别的...
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Cells need to coordinate gene expression with their metabolic states to maintain cell homeostasis and growth. How cells transduce nutrient availability to appropriate gene expression remains poorly understood. Here we show that glycolysis regulates histo
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Pascal Voc 2008 AP计算方式 在我们的例子里 Area under curve 上述方法有两个缺陷,第一个是使用11个采样点在精度方面会有损失。第二个是,在比较两个AP值较小的模型时,很难体现出两者的差别。所以这种方法在2009年的Pascalvoc之后便不再采用了。在Pascal voc 2010之后,便开始采用这种精度更高的方式。绘制出平滑...
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Stoner R, Chow ML, Boyle MP, Sunkin SM, Mouton PR, Roy Set al. Patches of disorganization in the neocortex of children with autism.N Engl J Med2014;370: 1209–1219. ArticleCASGoogle Scholar Smith ZD, Meissner A . DNA methylation: roles in mammalian development.Nat Rev Genet2013;14: 204...