Big data processing and analytics at speed and scale using command line tools. Key Features * Perform string processing, numerical computations, and more using CLI tools * Understand the essential components of data science development workflow * Automate data pipeline scripts and visualization with the command line Book Description The Command Line has been in existence on UNIX-based OSes in the form of Bash shell for over 3 decades. However, very little is known to developers as to how command-line tools can be OSEMN (pronounced as awesome and standing for Obtaining, Scrubbing, Exploring, Modeling, and iNterpreting data) for carrying out simple-to-advanced data science tasks at speed. This book will start with the requisite concepts and installation steps for carrying out data science tasks using the command line. You will learn to create a data pipeline to solve the problem of working with small-to medium-sized files on a single machine. You will understand the power of the command line, learn how to edit files using a text-based and an. You will not only learn how to automate jobs and scripts, but also learn how to visualize data using the command line. By the end of this book, you will learn how to speed up the process and perform automated tasks using command-line tools. What you will learn * Understand how to set up the command line for data science * Use AWK programming language commands to search quickly in large datasets. * Work with files and APIs using the command line * Share and collect data with CLI tools * Perform visualization with commands and functions * Uncover machine-level programming practices with a modern approach to data science Who this book is for This book is for data scientists and data analysts with little to no knowledge of the command line but has an understanding of data science. Perform everyday data science tasks using the power of command line tools.

Implement machine learning and deep learning methodologies to build smart, cognitive AI projects using Python Key Features * A go-to guide to help you master AI algorithms and concepts * 8 real-world projects tackling different challenges in healthcare, e-commerce, and surveillance * Use TensorFlow, Keras, and other Python libraries to implement smart AI applications Book Description This book will be a perfect companion if you want to build insightful projects from leading AI domains using Python. The book covers detailed implementation of projects from all the core disciplines of AI. We start by covering the basics of how to create smart systems using machine learning and deep learning techniques. You will assimilate various neural network architectures such as CNN, RNN, LSTM, to solve critical new world challenges. You will learn to train a model to detect diabetic retinopathy conditions in the human eye and create an intelligent system for performing a video-to-text translation. You will use the transfer learning technique in the healthcare domain and implement style transfer using GANs. Later you will learn to build AI-based recommendation systems, a mobile app for sentiment analysis and a powerful chatbot for carrying customer services. You will implement AI techniques in the cybersecurity domain to generate Captchas. Later you will train and build autonomous vehicles to self-drive using reinforcement learning. You will be using libraries from the Python ecosystem such as TensorFlow, Keras and more to bring the core aspects of machine learning, deep learning, and AI. By the end of this book, you will be skilled to build your own smart models for tackling any kind of AI problems without any hassle. What you will learn * Build an intelligent machine translation system using seq-2-seq neural translation machines * Create AI applications using GAN and deploy smart mobile apps using TensorFlow * Translate videos into text using CNN and RNN * Implement smart AI Chatbots, and integrate and extend them in several domains * Create smart reinforcement, learning-based applications using Q-Learning * Break and generate CAPTCHA using Deep Learning and Adversarial Learning Who this book is for This book is intended for data scientists, machine learning professionals, and deep learning practitioners who are ready to extend their knowledge and potential in AI. If you want to build real-life smart systems to play a crucial role in every complex domain, then this book is what you need. Knowledge of Python programming and a familiarity with basic machine learning and deep learning concepts are expected to help you get the most out of the book

一、正文。正文按场景分类，每个大类中又分若干小项，如“生计?工作”中包含“生计”“产业”“职场”等小项，这样能让学习者在把握出题范围的同时，了解各个类别中的近义词表达。正文中的例句简短、精练。通过对例句的学习，学习者可以掌握单词*核心的用法。全书所有例句均标注注音假名，以便学习者学习。二、课后练习。练习不仅采用了出题形式中的题型，还根据学习需要，增加了“汉字书写”“读音书写”“词语搭配”等题型，从而帮助学习者更全面地掌握词语的应用知识。三、模拟试题。选择出题频率高的词汇作为考查对象，有助于学习者有效检验和评价自己的学习效果和实战能力。

本故事为日本经典童话之一。《桃太郎》是日本著名民间故事，讲述从桃子里诞生的桃太郎，用糯米团子收容了小白狗、小猴子和雉鸡后，一起前往鬼岛为民除害的故事。全书为日文版。难词标注假名，供日语学习者学习使用。

本故事为蒲松龄创作的聊斋志异作品之一。描述一个奔波在野林荒坟音的妇人，被逼得现了狐狸的原形，钻进在破庙中躲风雨的穷书生王生的袍子下面，躲过了灭顶之灾。数十年后，王生官拜侍御，生一子，名元丰，从小痴傻。忽一日，一村妇，愿将女儿小翠许给元丰为妻。王生夫妇大喜，盛仪迎娶小翠。小翠美若天仙，可给王生家却带来不少的麻烦。全书为日文版。难词标注假名，供日语学习者学习使用。

《明天》讲诉了发生在还具有一点儿古风的鲁镇上在特定的“三个晚上两白天”这个时间段的故事，故事围绕着主人公寡妇单四嫂子失去自己的儿子宝儿这个事件展开全篇的事件叙述。《明天》是鲁迅先生创作的一篇小说，这篇小说之所以叫做明天，无论站在何时说这个词，它都代表将来，非现在。无论作者或主人公，都想在摆脱现实，逃往明天。至于原因，原文斑斑可寻。全书为日文版。难词标注假名，供日语学习者学习使用。

In this nail-biting sequel to Tehlor Kay Mejia’s critically acclaimed fantasy novel We Set the Dark on Fire, La Voz operative Carmen is forced to choose between the girl she loves and the success of the rebellion she’s devoted her life to. Perfect for fans of The Handmaid’s Tale and Anna-Marie McLemore.Being a part of the resistance group La Voz is an act of devotion and desperation. On the other side of Medio’s border wall, the oppressed class fights for freedom and liberty, sacrificing what little they have to become defenders of the cause. Carmen Santos is one of La Voz’s best soldiers. She spent years undercover, but now, with her identity exposed and the island on the brink of a civil war, Carmen returns to the only real home she’s ever known: La Voz’s headquarters.There she must reckon with her beloved leader, who is under the influence of an aggressive new recruit, and with the devastating news that her true love might be the target of an assassination plot. Will Carmen break with her community and save the girl who stole her heart—or fully embrace the ruthless rebel she was always meant to be?

The stunning sequel to Circle of Shadows—from Evelyn Skye, the New York Times bestselling author of the Crown’s Game series. Perfect for fans of Renée Adhieh, Julie Dao, and Sabaa Tahir. After the devastating Ceremony of Two Hundred Hearts, Sora, Daemon, Fairy, and Broomstick are truly alone in the fight to save their kingdom. Empress Aki is missing, and everyone else who could help them is a prisoner to Prince Gin’s mind control. At least Sora understands what they’re up against. Or so she believes, until she overhears Gin bargaining with the god of war for immortality and learns that ryuu magic may be a more insidious danger than she realized. Suddenly, the stakes are higher and even more personal for Sora—not only must she stop a seemingly indestructible Prince Gin, but she must also unravel the secrets of ryuu magic before it is too late for nearly everyone she loves. Sora Daemon, Fairy, and Broomstick face dangerous obstacles at every turn, but the greatest challenge may be discovering who they truly are and what, if anything, they are capable of. The fate of a kingdom rests in their hands.Full of dangerous action, heartbreaking romance, and incredible magic—Cloak of Night is the exciting end to this thrilling duology.

An Amazon Best Book of the Month! A captivating and powerful exploration of the opioid crisis—the deadliest drug epidemic in American history—through the eyes of a college-bound softball star. Edgar Award-winning author Mindy McGinnis delivers a visceral and necessary novel about addiction, family, friendship, and hope. When a car crash sidelines Mickey just before softball season, she has to find a way to hold on to her spot as the catcher for a team expected to make a historic tournament run. Behind the plate is the only place she’s ever felt comfortable, and the painkillers she’s been prescribed can help her get there.The pills do more than take away pain; they make her feel good. With a new circle of friends—fellow injured athletes, others with just time to kill—Mickey finds peaceful acceptance, and people with whom words come easily, even if it is just the pills loosening her tongue.But as the pressure to be Mickey Catalan heightens, her need increases, and it becomes less about pain and more about want, something that could send her spiraling out of control.

本书以国际高速铁路高标准客运服务为依据，结合我国高速铁路运营实际编写，以旅客出行的全过程体验为主线，涵盖旅行咨询、购票、进站乘车，以及旅客在旅行中所需的部分延伸服务等内容。采用对话式结构，内容针对性强，便于学习掌握，有较强的实用性。本书可供铁路客运职工和相关管理人员工作学习使用，也可供相关院校师生教学参考之用。

【本书内容与特点】 一、“文字?词汇”试题涉及所有的词性。 二、“语法”中的项目尽可能选择实际运用中出现比较频繁的表达形式，出题形式也努力做到紧扣真题。 三、“读解”中的文章根据考试要求以及级别的不同，选编了诸如论述文、评论文、说明文、随笔以及应用文等不同体裁的文章。文章的来源既有日本的报纸、杂志等传统出版物，也有网络、电视等媒体。 四、“听解”中的内容紧密结合实际生活，难易度和篇幅等也尽可能地接近真题，文本均由日语专家海老原博先生编写。 五、编者精心编写了所有模拟试题的详细解析及听力原文。

【本书内容与特】 一、“文字?词汇”试题涉及所有的词性。二、“语法”中的项目尽可能选择实际运用中出现比较频繁的表达形式，出题形式也努力做到紧扣真题。三、“读解”中的文章根据考试要求以及级别的不同，选编了诸如论述文、评论文、说明文、随笔以及应用文等不同体裁的文章。文章的来源既有日本的报纸、杂志等传统出版物，也有网络、电视等媒体。四、“听解”中的内容紧密结合实际生活，难易度和篇幅等也尽可能地近真题，文本均由日语专家海老原博先生编写。五、编者精心编写了所有模拟试题的详细解析及听力原文。

【本书内容与特】 一、试题解析。重介绍了出题形式和解题技巧以及解题时的逐一实现,使学习者有效把握考查的范围和解题时的阅读重。二、题型分析。按出题题型详细讲解了每个题型的出题形式和解题要求,并根据掌握的知识练习每个题型中配备的练习题。三、综合练习。主要设置了中篇文章阅读练习,是第二部分“题型分析”的集大成。解题技巧和方法可以参考“题型分析”中介绍的知识。四、实战演练。配备两套模拟测验题,题型完全对应真题,难易度近真题,有助于学习者有效检验和评价自己的学习效果。

一、正文。由“语法与解说”“归纳与应用”两部分构成。“语法与解说”部分，按语法的功能行分类梳理，这样不仅可以使学习者有效地掌握各语法功能中的语法条目，还可以学习相近语法条目的意义和用法。“归纳与应用”部分，根据考题中的题型2 和题型3 的要求，重对出现频率高的考查项目行归纳与整理，以便学习者全面了解和掌握知识。譬如“敬语表达”“副词”“续词”“指示词”以及“时态”等考内容。二、课后练习。采用了三项选择题的形式，既包含语句结构方面的知识，也有句法、推论等方面的知识，学习者不仅可以通过练习巩固每课学习内容，还可以熟悉出题方式，在正式考试中应对自如。三、模拟试题。精选出题频率高的语法条目和语法知识作为考查对象，有助于学习者有效检验和评价自己的学习效果和实战能力。

一、正文。正文按场景分类，每个大类中又分若干小项，如“事物的动向”中包含“存在”“移动”“触”等小项，这样能让学习者在把握出题范围的同时，了解各个类别中的近义词表达。正文中的例句简短、精练。通过对例句的学习，学习者可以掌握单词*核心的用法。全书所有例句均标注注音假名，以便学习者学习。二、课后练习。练习不仅采用了出题形式中的题型，还根据学习需要，增加了“汉字书写”“读音书写”“词语搭配”等题型，从而帮助学习者更全面地掌握词语的应用知识。三、模拟试题。选择出题频率高的词汇作为考查对象，有助于学习者有效检验和评价自己的学习效果和实战能力。

本故事为世界经典童话之一。羊妈妈要出门去寻找食物，嘱咐七只小羊在家里千万不能给狼开门，但是天真的小羊还是被狡猾的狼欺骗了，不过幸好，勇敢的羊妈妈拯救了大家。故事情节为普通读者熟知。全书为日文版。难词标注假名，供日语学习者学习使用。

本故事为世界经典童话之一。安徒生童话《白雪皇后》是安徒生作品中经典的作品之一，又译冰雪女王、白雪女王、冰雪皇后、雪之女王、雪后等，曾被多个国家翻拍成不同版本的电影以及动画。童话中讲述魔鬼的一面镜子的两片碎片注入小男孩加伊（又译凯、凯伊）的内心和眼睛，从而使他变得冷酷无情，并被白雪皇后带入她的冰宫，小女孩格尔达（又译盖尔达）是加伊的好朋友，格尔达亲自寻找白雪皇后并解除加伊身上的诅咒，路上遇到重重困难终被克服。全书为日文版。难词标注假名，供日语学习者学习使用。

《幸福的家庭》主要讲的是在旧社会一知识分子，为赚稿费养家糊口，于是便打算投稿写一篇符合大众口味的文章。以描写知识分子想象中的幸福家庭的模样及生活方式。知识分子虚构了一个接受了民主思想的恩爱夫妻，过着浪漫、幸福的婚姻生活。与虚构小说情节鲜明对比的是：该知识分子生活困顿，过着为三餐温饱、柴米油盐而烦恼的生活。全书为日文版。难词标注假名，供日语学习者学习使用。

《白光》是现代文学家鲁迅于1922年创作的短篇小说，作者通过讲述在科举考试中一个屡屡落第的文人陈士成，听信祖宗传言，受白光的启示在院子里挖银子未果，精神迷幻，到大山里寻宝却坠湖而死的故事，批判了封建社会病态的科考制度，揭示了十年苦读反而无用的读书人的悲惨命运。全书为日文版。难词标注假名，供日语学习者学习使用。

本故事为鲁迅创作的作品之一。村里撑船的七斤，革命时进城，被人剪去了辫子。这天他在城里的咸亨酒店听说皇帝坐了龙庭，要辫子，这消息让他烦心，更让他妻子惶恐。跟七斤有过节的赵七爷特意来恐吓七斤一家，说没了辫子就是要杀头。十多天后，七斤夫妇看出了破绽，于是七斤渐渐在村里恢复了被尊重的地位，一家的生活也回到常态。全书为日文版。难词标注假名，供日语学习者学习使用。

"美国畅销科幻系列小说《Gone/消逝》后一本《Hero》出版，简单的形容这个故事就是《蝇王》式的架构和斯蒂芬?金式的恐怖，斯蒂芬?金也评价说“我很喜欢这个系列”。 故事讲述忽然有一天，所有的大人都消失了，世界上只剩下了青少年。社会停摆，熟悉的生活全部消失，孩子们面临着饥饿，死亡的威胁。在这个新世界中，有正在变异的可怕动物，潜伏在黑暗中准备肆虐的瘟疫，以及变化莫测的人心，恶霸恃强凌弱，强者弱肉强食，除非做出改变，否则无法存活。 《Hero》是从第7本《Monster》开始的三部曲的结尾，同时也是整个系列的收官。新人类被外星陨石中携带的病毒感染，并变异出了超能力，而孩子们也发现，在于邪恶势力作斗争的过程中，他们常常处于道德的灰色地带，要想拯救他人，就必须做出艰难的决定。而到底什么才能称作“英雄”？美国图书馆协会评价子系列《Monster》——增加了更多动作场面和复杂的人物性格，是一部令人回味无穷、情节错综复杂的姐妹系列。" The mind-blowing conclusion to the Monster trilogy and the final installment in the Gone series from science fiction and fantasy master Michael Grant is perfect for superhero and Stephen King fans alike.After the fall of Perdido Beach dome, a new set of humans developed mutant powers from the rock infected with alien virus. They are the Rockborn Gang: Dekka, Shade, Cruz, Malik, Armo, and Francis. With their superpowers, they have defended the earth from other rockborn who used their powers for evil, like Dillon Poe.When another rock carrying the virus strikes New York, a new foe, Bob Markovic, rises with a horrifying and nearly unstoppable ability. Markovic’s unending ambition and lack of a moral compass made him unbearable before the virus. And that was before he was a swarm of plague-ridden insects, with the power and means to take over the city—and maybe the world.As the Rockborn Gang try to defeat their latest villain, they will find themselves on morally gray grounds and have to make tough decisions if they want to save the world.In this pulse-pounding finale to the saga more than ten years in the making, Michael Grant delivers an unforgettable conclusion while asking: What does it take to be a hero?Praise for Monster:“Ratchets up the gore and action, and features a diverse cast of characters. An evocative, intricately plotted companion series.” –ALA BooklistRead the entire series:GoneHungerLiesPlague Fear LightMonster Villain Hero