对于一个确定的像素位置(x,y)来说,首先根据该位置所有anchor和伪标签之间的IOU,确定该位置每个anchor所属正负样本的类别(训练一个二分类器,给每个anchor打置信度得分)。然后找到该位置所有正类anchors中小于box伪标签size并且置信度得分最高的那个anchor,将其更新为新的伪标签。 对于分类中的样本不平衡问题,采用了困...
Point in, Box Out: Beyond Counting Persons in Crowds 来自 Semantic Scholar 喜欢 0 阅读量: 383 作者:Y Liu,M Shi,Q Zhao,X Wang 摘要: Modern crowd counting methods usually employ deep neural networks (DNN) to estimate crowd counts via density regression. Despite their significant improvements, ...
The city hosted the Super Bowl in early February and will employ many of the same security measures: SWAT teams on standby, armored vehicles along street corners, helicopters circling overhead and plainclothes agents mingling in crowds. The city will deploy 600 police officers, along with hundreds...
Brown’s tenth book, a collection of essays and ruminations, ‘Food for Thought’, will be published by Gallery Books in February this year, just in time for the tour launch. Before performing to sell-out crowds around the country, Brown started his career directing TV commercials when he ...
Those occasions normally involve large crowds gathering in the temple compound, getting blessings from the living Buddha, and watching the monks perform Mahakala dances and recite sutras. The Protestants worship five times a week: Friday and Saturday evenings and three times on Sundays. They ...