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Introduction 9.1 Classification of output stages 9.2 Class A output stage 9.3 Class B output stage 9.4 Class AB output stage 9.5 Biasing the class AB circuit
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Stage 1: Pre-reading Activities Stage 2: While-Reading Activities Stage 3: Post-reading Activities
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October 22, 2001 Personal IdentityⅢ . Review soul criterion and body criterion Soul criterion: x is the same person as y iff and y have the same soul. Problems: i)There is no way to establish body-soul correlations; and no way to establish personality correlations. So soul criterion doesn't make sense of our practices of recognizing and identifying people ii)We have no special access to souls, so even in our own case we can't be sure it's the same soul \inside\ us whenever we are conscious. ii) The problem of identity is \pushed back\: what is it for person-stage x to have the same soul as person-stage y? What makes for sameness of souls? Body criterion: x is the same person as y iff x and y have the same living human body
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近年来,无人机入侵的事件经常发生,无人机跌落碰撞的事件也屡见不鲜,在人群密集的地方容易引发安全事故,所以无人机监测是目前安防领域的研究热点。虽然目前有很多种无人机监测方案,但大多成本高昂,实施困难。在5G背景下,针对此问题提出了一种利用城市已有的监控网络去获取数据的方法,基于深度学习的算法进行无人机目标检测,进而识别无人机,并追踪定位无人机。该方法采用改进的YOLOv3模型检测视频帧中是否存在无人机,YOLOv3算法是YOLO(You only look once,一次到位)系列的第三代版本,属于one-stage目标检测算法这一类,在速度上相对于two-stage类型的算法有着明显的优势。YOLOv3输出视频帧中存在的无人机的位置信息。根据位置信息用PID(Proportion integration differentiation,比例积分微分)算法调节摄像头的中心朝向追踪无人机,再由多个摄像头的参数解算出无人机的实际坐标,从而实现定位。本文通过拍摄无人机飞行的照片、从互联网上搜索下载等方式构建了数据集,并且使用labelImg工具对图片中的无人机进行了标注,数据集按照无人机的旋翼数量进行了分类。实验中采用按旋翼数量分类后的数据集对检测模型进行训练,训练后的模型在测试集上能达到83.24%的准确率和88.15%的召回率,在配备NVIDIA GTX 1060的计算机上能达到每秒20帧的速度,可实现实时追踪
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The cellular respiration (complete oxidation of fuels) can be divided into three stages Stage I All the fuel molecules are oxidized to generate a common two-carbon unit, acetyl-CoA. Stage II The acetyl-CoA is completely oxidized
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1. Single equation estimation procedures Indirect least squares(ILS)(恰好识别) Two- -stage least squares(2SLS)(过度识别) 2. System estimation procedures Three-stage- least squares(sLS)(跨方程相 关) In1962 Theil and Zellner first proposed this method. 2SLS+GLS= 3SLS (gls=generalized least squares)
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Ch. 16 Stochastic Model Building Unlike linear regression model which usually has an economic theoretic model built somewhere in economic literature, the time series analysis of a stochastic process needs the ability to relating a stationary ARMA model to real data. It is usually best achieved by a three-stage
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Slide 15.6.1 The next stage in the evolution of our evaluator is to pull the 5. Environment as explicit parameter environment out as an explicit parameter. Up until now we could rely on just having a single environment in which to store (eva1'(pus*64)) bindings for variables. It made sense to have a global
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一、i囊蚴( encysted metacercaria) 二、感染期( infective stage,感染阶段) 指寄生虫能使人感染的阶段在鱼肉中的
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• CHAPTER 1 Ancient History & Brilliant Civilization • CHAPTER 2 Centered on Man, and Stressed on Deeds • CHAPTER 3 Miraculous, Mysterious & Sacred • CHAPTER 4 Ideograph & Pictograph Rich in Senses • CHAPTER 5 A Mighty Surge in Chinese Literature • CHAPTER 6 Oriental Features & Styles Acclaimed Worldwide • CHAPTER 7 Breathtaking Dramas on Stage • CHAPTER 8 Music, Singing and Dancing • CHAPTER 9 Magnificent Architectural Treasure • CHAPTER 10 Miraculous Medicine Benefiting Human Beings • CHAPTER 11 “External Exercise for Bones and Muscles • CHAPTER 12 Exquisite Chinese Cuisine • CHAPTER 13 Pragmatic Chinese Inventions • CHAPTER 14 Splendid Culture & Magnificent Landscape • CHAPTER 15 Meticulous Craftsmanship
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