Have teachers mastered the subject matter they are teaching? Can doctors accurately diagnose and treat critical health conditions? Are schools and health facilities sufficiently stocked with needed equipment and supplies? Are they sufficiently supported and staffed to optimize learning and health care outcomes? For the past decade, the World Bank’s Service Delivery Indicators (SDI) surveys have collected nationally representative data in countries across Sub-Saharan Africa to answer these questions. The surveys aim to measure the quality of services where they meet citizens: in schools and health facilities. The Quality of Health and Education Systems Across Africa: Evidence from a Decade of Service Delivery Services Indicators identifies areas of achievement and constraint in service delivery, shedding light on how service delivery may foster or stunt human capital accumulation. SDI surveys show that schools and health clinics across Africa are still falling short in some critical areas.The delivery of primary care services is very heterogenous between and within countries. Many health facilities lack the basic necessities to provide proper care, such as essential medicines, basic diagnostic equipment, and adequate water and sanitation. Moreover, health care providers’ ability to diagnose and treat common health conditions correctly is low and distributed unevenly. Health personnel’s absence from health facilities remains a concern across the surveyed countries. Learning is low, and, not unlike health care, levels of student learning vary significantly across countries: less than half of grade 4 students can recite a simple sentence or perform basic mathematical operations. This deficient learning is correlated with teachers’ low levels of content knowledge and sub-par pedagogy skills. Some schools are also missing crucial inputs, such as blackboards or private and gendered toilets, and struggle with high pupil-teacher ratios. Despite these challenges, success stories in both sectors illustrate the quality of service delivery that could be achieved and showcase the dedication of teachers and medical staff across Africa. By studying data from thousands of facilities, considering the local context, and drawing insights from the literature, this book offers important insights for how countries can strengthen health and education systems and build back better in the wake of the massive disruptions brought about by the COVID-19 pandemic.
Have teachers mastered the subject matter they are teaching? Can doctors accurately diagnose and treat critical health conditions? Are schools and health facilities sufficiently stocked with needed equipment and supplies? Are they sufficiently supported and staffed to optimize learning and health care outcomes? For the past decade, the World Bank’s Service Delivery Indicators (SDI) surveys have collected nationally representative data in countries across Sub-Saharan Africa to answer these questions. The surveys aim to measure the quality of services where they meet citizens: in schools and health facilities. The Quality of Health and Education Systems Across Africa: Evidence from a Decade of Service Delivery Services Indicators identifies areas of achievement and constraint in service delivery, shedding light on how service delivery may foster or stunt human capital accumulation. SDI surveys show that schools and health clinics across Africa are still falling short in some critical areas.The delivery of primary care services is very heterogenous between and within countries. Many health facilities lack the basic necessities to provide proper care, such as essential medicines, basic diagnostic equipment, and adequate water and sanitation. Moreover, health care providers’ ability to diagnose and treat common health conditions correctly is low and distributed unevenly. Health personnel’s absence from health facilities remains a concern across the surveyed countries. Learning is low, and, not unlike health care, levels of student learning vary significantly across countries: less than half of grade 4 students can recite a simple sentence or perform basic mathematical operations. This deficient learning is correlated with teachers’ low levels of content knowledge and sub-par pedagogy skills. Some schools are also missing crucial inputs, such as blackboards or private and gendered toilets, and struggle with high pupil-teacher ratios. Despite these challenges, success stories in both sectors illustrate the quality of service delivery that could be achieved and showcase the dedication of teachers and medical staff across Africa. By studying data from thousands of facilities, considering the local context, and drawing insights from the literature, this book offers important insights for how countries can strengthen health and education systems and build back better in the wake of the massive disruptions brought about by the COVID-19 pandemic.
A practical guide to building high performance systems for object detection, segmentation, video processing, smartphone applications, and more Key FeaturesDiscover how to build, train, and serve your own deep neural networks with TensorFlow 2 and KerasApply modern solutions to a wide range of applications such as object detection and video analysisLearn how to run your models on mobile devices and web pages and improve their performanceBook Description Computer vision solutions are becoming increasingly common, making their way into fields such as health, automobile, social media, and robotics. This book will help you explore TensorFlow 2, the brand new version of Google's open source framework for machine learning. You will understand how to benefit from using convolutional neural networks (CNNs) for visual tasks. Hands-On Computer Vision with TensorFlow 2 starts with the fundamentals of computer vision and deep learning, teaching you how to build a neural network from scratch. You will discover the features that have made TensorFlow the most widely used AI library, along with its intuitive Keras interface. You'll then move on to building, training, and deploying CNNs efficiently. Complete with concrete code examples, the book demonstrates how to classify images with modern solutions, such as Inception and ResNet, and extract specific content using You Only Look Once (YOLO), Mask R-CNN, and U-Net. You will also build generative adversarial networks (GANs) and variational autoencoders (VAEs) to create and edit images, and long short-term memory networks (LSTMs) to analyze videos. In the process, you will acquire advanced insights into transfer learning, data augmentation, domain adaptation, and mobile and web deployment, among other key concepts. By the end of the book, you will have both the theoretical understanding and practical skills to solve advanced computer vision problems with TensorFlow 2.0. What you will learnCreate your own neural networks from scratchClassify images with modern architectures including Inception and ResNetDetect and segment objects in images with YOLO, Mask R-CNN, and U-NetTackle problems faced when developing self-driving cars and facial emotion recognition systemsBoost your application's performance with transfer learning, GANs, and domain adaptationUse recurrent neural networks (RNNs) for video analysisOptimize and deploy your networks on mobile devices and in the browserWho this book is for If you're new to deep learning and have some background in Python programming and image processing, like reading/writing image files and editing pixels, this book is for you. Even if you're an expert curious about the new TensorFlow 2 features, you'll find this book useful. While some theoretical concepts require knowledge of algebra and calculus, the book covers concrete examples focused on practical applications such as visual recognition for self-driving cars and smartphone apps.
A volume in the Handbook of Clinical Neurology series, which has an unparalleled reputation as the world’s most comprehensive source of information in neurology. International list of contributors including the leading workers in the field. Describes the advances which have occurred in clinical neurology and the neurosciences, their impact on the understanding of neurological disorders and on patient care. A volume in the Handbook of Clinical Neurology series, which has an unparalleled reputation as the world’s most comprehensive source of information in neurology. International list of contributors including the leading workers in the field. Describes the advances which have occurred in clinical neurology and the neurosciences, their impact on the understanding of neurological disorders and on patient care.
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