Implement state-of-the-art techniques to visualize solutions to challenging problems in scientific computing, with the use of the SciPy stackAbout This BookMaster the theory and algorithms behind numerical recipes and how they can be applied to real-world problemsLearn to combine the most appropriate built-in functions from the SciPy stack by understanding the connection between the sources of your problem, volume of data, or computer architectureA comprehensive coverage of all the mathematical techniques needed to solve the presented topics, with a discussion of the relevant algorithms built in the SciPy stackWho This Book Is ForIf you are a mathematician, engineer, or computer scientist with a proficiency in Python and familiarity with IPython, this is the book for you. Some basic knowledge of numerical methods in scientific computing would be helpful.What You Will LearnMaster relevant algorithms used in symbolic or numerical mathematics to address approximation, interpolation, differentiation, integration, root-finding, and optimization of scalar or multi-variate functionsDevelop different algorithms and strategies to efficiently store and manipulate large matrices of data, in particular to solve systems of linear equations, or compute their eigenvalues/eigenvectorsUnderstand how to model physical problems with systems of differential equations and distinguish the factors that dictate the strategies to solve themPerform statistical analysis, hypothesis test design and resolution, or data mining at a higher level, and apply them to real-life problems in the field of data analysisGain insights on the power of distances, Delaunay triangulations and Voronoi diagrams for Computational Geometry, and apply them to various engineering problemsFamiliarize yourself with different techniques in signal/image processing, including filtering audio, images, or video to extract information, features, or remove componentsIn DetailThe SciPy stack is a collection of open source libraries of the powerful *ing language Python, together with its interactive shells. This environment offers a cutting-edge platform for numerical computation, programming, visualization and publishing, and is used by some of the world’s leading mathematicians, scientists, and engineers. It works on any operating system that supports Python and is very easy to install, and completely free of charge! It can effectively transform into a data-processing and system-prototyping environment, directly rivalling MATLAB and Octave.This book goes beyond a mere de*ion of the different built-in functions coded in the libraries from the SciPy stack. It presents you with a solid mathematical and computational background to help you identify the right tools for each problem in scientific computing and visualization. You will gain an insight into the best practices with numerical methods depending on the amount or type of data, properties of the mathematical tools employed, or computer architecture, among other factors.The book kicks off with a concise exploration of the basics of numerical linear algebra and graph theory for the treatment of problems that handle large data sets or matrices. In the subsequent chapters, you will delve into the depths of algorithms in symbolic algebra and numerical analysis to address modeling/simulation of various real-world problems with functions (through interpolation, approximation, or creation of systems of differential equations), and extract their representing features (zeros, extrema, integration or differentiation).Lastly, you will move on to advanced concepts of data analysis, image/signal processing, and computational geometry.Style and approachPacked with real-world examples, this book explores the mathematical techniques needed to solve the presented topics, and focuses on the algorithms built in the SciPy stack.

Design, build, and publish an iOS game from scratch using the stunning features of iOS 9 About This Book Create storyboards in Xcode from concept to code and designChalk out your game’s overall navigation and structureWork with 2D and 3D game development toolsWho This Book Is ForThis book is intended for game developers who wish to develop 2D and 3D games for iPhone and iPad. If you are a developer from another platform, or game engine such as Android or Unity, a current iOS developer wishing to learn more about Swift and the latest features of iOS 9, or even if you are new to game development, then this book is for you. Some prior programming knowledge is recommended, but not required.What You Will LearnFamiliarise yourself with both basic and advanced Swift game development codeUnderstand the structure and flow of a typical iOS appWork with the SpriteKit framework to make 2D games, sprites, and overlaysDiscover 3D game development with SceneKitVisually design levels and game assets with XCode 7’s latest featuresExplore the concept of component-based structuring with iOS 9’s GameplaykitBeta test and publish your game with iTunes ConnectIn DetailGame development has always been a combination of programming and art, and mobile game development is no exception to this rule. The iOS platform has been both a staple in the ever-growing mobile game market, as well as a launching point for many game developers (hobby and career-wise). The features and frameworks available in iOS 9 continue to cater to the synergy of design and computer engineering, using tools that allow developers to take a game idea from concept to application in record time.Whether you are new to iOS and game development as a whole, or are an experienced programmer wanting to learn the latest features of the platform, iOS 9 Game Development Essentials will provide you with crucial insight into this widely used platform.Starting with the Swift programming language, this book gets the ball rolling with code concepts and game-centric code samples right from the get-go, giving you get a solid understanding of Apple’s cutting-edge programming language. The book takes you through iOS game development concepts and introduces the various frameworks that allow you to develop robust, reusable, and intelligent game components in both 2D and 3D game environments.Style and approachThis book is a step-by-step guide into the code and concepts of iOS apps. Each chapter contains diagrams that showcase the features of the platform, along with code samples from Apple and code samples exclusive to this book.

Expand your knowledge of computer vision by building amazing projects with OpenCV 3About This BookBuild computer vision projects to capture high-quality image data, detect and track objects, process the actions of humans or animals, and much moreDiscover practical and interesting innovations in computer vision while building atop a mature open-source library, OpenCV 3Familiarize yourself with multiple approaches and theories wherever critical decisions need to be madeWho This Book Is ForThis book is ideal for you if you aspire to build computer vision systems that are smarter, faster, more complex, and more practical than the competition. This is an advanced book intended for those who already have some experience in setting up an OpenCV development environment and building applications with OpenCV. You should be comfortable with computer vision concepts, object-oriented programming, graphics programming, IDEs, and the command line.What You Will LearnSelect and configure camera systems to see invisible light, fast motion, and distant objectsBuild a “camera trap”, as used by nature photographers, and process photos to create beautiful effectsDevelop a facial expression recognition system with various feature extraction techniques and machine learning methodsBuild a panorama Android application using the OpenCV stitching module in C++ with NDK supportOptimize your object detection model, make it rotation invariant, and apply scene-specific constraints to make it faster and more robustCreate a person identification and registration system based on biometric properties of that person, such as their fingerprint, iris, and faceFuse data from videos and gyroscopes to stabilize videos shot from your mobile phone and create hyperlapse style videosIn DetailComputer vision is becoming accessible to a large audience of software developers who can leverage mature libraries such as OpenCV. However, as they move beyond their first experiments in computer vision, developers may struggle to ensure that their solutions are sufficiently well optimized, well trained, robust, and adaptive in real-world conditions. With sufficient knowledge of OpenCV, these developers will have enough confidence to go about creating projects in the field of computer vision.This book will help you tackle increasingly challenging computer vision problems that you may face in your careers. It makes use of OpenCV 3 to work around some interesting projects. Inside these pages, you will find practical and innovative approaches that are battle-tested in the authors’ industry experience and research. Each chapter covers the theory and practice of multiple complementary approaches so that you will be able to choose wisely in your future projects. You will also gain insights into the architecture and algorithms that underpin OpenCV’s functionality.We begin by taking a critical look at inputs in order to decide which kinds of light, cameras, lenses, and image formats are best suited to a given purpose. We proceed to consider the finer aspects of computational photography as we build an automated camera to assist nature photographers. You will gain a deep understanding of some of the most widely applicable and reliable techniques in object detection, feature selection, tracking, and even biometric recognition. We will also build Android projects in which we explore the complexities of camera motion: first in panoramic image stitching and then in video stabilization.By the end of the book, you will have a much richer understanding of imaging, motion, machine learning, and the architecture of computer vision libraries and applications!Style and approachThis book covers a combination of theory and practice. We examine blueprints for specific projects and discuss the principles behind these blueprints, in detail.

This old man, he played one . He played knick knack on my thumb .

After living in the Midwest most of my fifty-plus years, I moved to the beautiful northwest state of Washington. My son and his wife lived in the Seattle area, and they were expecting my first grandchild. Despite the fact that I left my friends in Colorado by choice, it was no less difficult making new friends in the town in which I was residing.

With more than 9 million books sold, the My Weird School series really gets kids reading!In this third book in the new My Weirdest School series, the Brain Games are coming to Ella Mentry School! Miss Brown will help the kids do creative projects, like building a bridge out of toothpicks and designing a remote control car. But the kids are up against some tough competition. They will have to compete against the students of Dirk School to win the grand prize: a free trip to PizzaWorld!Perfect for reluctant readers and word lovers alike, Dan Gutman's hugely popular My Weird School series has something for everyone. Don't miss the hilarious adventures of A.J. and the gang.

In this final chapter in James Earl Hardy's groundbreaking B-Boy Blues series, Mitchell "Little Bit" Crawford and Raheim "Pooquie" Rivers are all grown up. Mitchell is a stay-at-home dad renovating his dream house, writing, and raising his godson and half-sister in Brooklyn's up-and-coming Fort Greene neighborhood. He's fairly happy, but he can't help feeling that something -- or someone -- is missing from his life.Fresh from rehab for a gambling addiction, Raheim has a new lease on life, but it's precarious -- his career as an actor has stalled, he hasn't seen his son in years, and the short-lived sexual trysts that punctuated his life no longer satisfy him. Hell-bent on change, Raheim has finally figured out who he wants to be with forever. But will Mitchell give Raheim the second chance he so desperately wants?

For Step Fletcher, his pregnant wife DeAnne, and their three children, the move to tiny Steuben, North Carolina, offers new hope and a new beginning. But from the first, eight-year-old Stevie's life there is an unending parade of misery and disaster.Cruelly ostracized at his school, Stevie retreats further and further into himself -- and into a strange computer game and a group of imaginary friends.But there is something eerie about his loyal, invisible new playmates: each shares the name of a child who has recently vanished from the sleepy Southern town. And terror grows for Step and DeAnne as the truth slowly unfolds. For their son has found something savagely evil ... and it's coming for Stevie next.

Bankers prowl Brooklyn bars on the eve of the stock market crash. A debate over Young Elvis versus Vegas Elvis turns existential. Detoxing junkies use a live lobster to spice up their love life. Students on summer break struggle to escape the orbit of a seemingly utopic communal house.And in the title story, selected for The Best American Short Stories, two film school buddies working on a doomed project are left sizing up their own talent, hoping to come out on top—but fearing they won't.In What's Important Is Feeling, Adam Wilson follows the through-line of contemporary coming-of-age from the ravings of teenage lust to the staggering loneliness of proto-adulthood. He navigates the tough terrain of American life with a delicate balance of comedy and compassion, lyricism and unsparing straightforwardness. Wilson's characters wander through a purgatory of yearning, hope, and grief. No one emerges unscathed.

"It doesn't matter how I got here. What I do with the puzzle pieces that are now in front of me—that's what matters.Save Mr. Vernon.My three-word quest.Why I'm here in this time and space."Portia Kane is having a meltdown. After escaping her ritzy Florida life and her cheating pornographer husband, she finds herself back in South Jersey, a place that remains largely unchanged from the years of her unhappy youth. Lost and alone, looking for the goodness she believes still exists in the world, Portia sets off on a quest to save the one man who always believed in her—and in all of his students: her beloved high school English teacher, Mr. Vernon, who has retired broken and alone after a traumatic classroom incident.Will a sassy nun, an ex–heroin addict, a metalhead little boy, and her hoarder mother help or hurt Portia's chances on this quest to resurrect a good man and find renewed hope in the human raceLove May Fail is a story of the great highs and lows of existence: the heartache and daring choices it takes to become the person you know (deep down) you are meant to be.

The wackiest road trip in history continues in book four of the New York Times bestselling Genius Files series, following twins Coke and Pepsi as they dodge villains and visit weird-but-true landmarks from Texas all the way to Roswell, New Mexico!After their explosive escape at Graceland, twins Coke and Pepsi are ready to resume their trip across America—only now in a convertible instead of the RV. They travel through Arkansas and Oklahoma, visiting weird-but-true tourist stops along the way, and finally end up in Texas, home of the Weird Capital of the Country, Austin. The twins' many enemies—the bowler dudes, Mrs. Higgins, and Dr. Warsaw—all swear that they're done chasing Coke and Pepsi for good. But when the twins start receiving more codes and ciphers from a mysterious robotic voice, they know someone's after them. They just have to figure out who before the mystery villain finds them first.With the real-kid humor that has earned him millions of readers around the world, and featuring all new weird-but-true locations around America, this fourth book in the New York Times bestselling Genius Files series is absolutely batty!

Complete your Divergent library with the Four stories!Fans of the Divergent series by #1 New York Times bestselling author Veronica Roth will be captivated by "Four: The Transfer," the first of four stories, each between fifty and seventy-five pages long, set in the world of Divergent and told from Tobias's perspective.In "The Transfer," readers witness Tobias's aptitude test, Choosing Day, and the moment he is given the infamous nickname "Four."

Erin Hunter's New York Times bestselling Seekers series continues in the fourth book in the Return to the Wild story arc. With its thrilling blend of action and suspense, this epic animal fantasy is perfect for fans of the #1 nationally bestselling Warriors series.After a harrowing journey, the four bears finally arrive at Toklo's former home. Toklo is thrilled to be in the mountains, surrounded by warm memories of his cubhood, but his homecoming has come at a price. Yakone is dangerously ill and may not survive. Meanwhile, Lusa is unsure of what her future holds. Is she ready to find her own way if it means leaving her friends—the only family she has left?Also includes a sneak peek at Seekers: Return to the Wild #5: The Burning Horizon!

Arthur Rasby is ten years old and having the worst summer of his life. His parents don't listen to him, so he writes everything down -- everything that's real -- in his journal. But when he goes to stay with his Great-Aunt Elda and Great-Uncle Wrisby on their farm, his world is turned upside down. For the first time Arthur wonders what's real and what's not.His aunt and uncle do things Arthur's parents would never do -- like climbing out windows to sit in trees, singing to their pet pig, and speaking French to a pet chicken. Life on the farm happens much too fast to write down -- sometimes wonderful, sometimes terrible. Arthur begins to understand there is more than one way of seeing and doing and loving. And he realizes there's a whole world just waiting to be discovered.

After her grandfather's death, Cassie longs for an orderliness to life -' a pattern -' that doesn't exist among her raucous, loving family. But during an eventful summer by the sea, she begins to learn that some things do not stay the same forever. Colorful characters [and] Cassie's continuing and believable growth in understanding herself and others [make] this novel so distinctive." 'C.

Perfect for fans of the Warriors, Survivors, and Guardians of Ga'hoole series, this sequel to The Guardian Herd: Starfire, which Peter Lerangis called "an epic tale," will have readers eagerly turning the pages.When Star received his powers on his first birthday, he became the most powerful pegasus in Anok. However, many were afraid to follow him, and felt safer staying with their over-stallions. The rest unified with Star and formed River Herd.But now, not only does a horrible plague threaten the five herds, but Mountain Herd's over-stallion, Rockwing, has plans to kidnap Morningleaf, Star's closest companion, and take back Sky Meadow. Star begins to question his ability to keep his herd safe, especially with the threat of Nightwing the Destroyer's return. As much as Star wants to rely on his friends again for support, he's afraid of the starfire he's inherited. Star can heal, but he can also destroy. And the question is, will his dark powers overcome him?

From award-winning author Sarah Prineas comes an all-new short story! This original thirty-page fantasy-adventure short story serves as a prequel to Winterling.Finn loves being a puck. He loves causing trouble, hanging out with his puck-brothers, and shifting from boy to dog to horse. There's nothing more fun! However, when Finn learns of the Mór's treacherous plan to get rid of the Lady of the Summerlands, will anyone believe himAnd how far will he go to make sure it doesn't happen?Sarah Prineas is the author of the Magic Thief series and the Winterling trilogy (also composed of Summerkin and Moonkind).

The Zombie Chasers take to the high seas in the sixth installment of John Kloepfer's hysterical Zombie Chasers tween series, illustrated by David DeGrand. With all the middle school shenanigans, fast-paced adventure, and hilarious black-and-white drawings that have made this series so beloved by reluctant readers everywhere, The Zombie Chasers #6: Zombies of the Caribbean is a gore-larious romp not to be missed!Zack Clarke and his team—Zoe, Rice, Ozzie, Madison, and Olivia—have fled the infested coasts of Florida, chased by a ravenous mob of super zombies. With no antidote in sight, there's only one person who can help them now: an eccentric explorer—and renowned zombie expert—who's lying low in a zombie-proof bunker somewhere in the Caribbean. As the pals fend off decomposing pirates, crusty crew mates, and putrid sea creatures, they race to uncover the cure for zombies everywhere. But will they be able to defeat the zombies of the Caribbean before the cure and their plan go overboard?

An untested young princess must claim her throne, learn to become a queen, and combat a malevolent sorceress in an epic battle between light and darkness in this spectacular debut—the first novel in a trilogy.Young Kelsea Raleigh was raised in hiding after the death of her mother, Queen Elyssa, far from the intrigues of the royal Keep and in the care of two devoted servants who pledged their lives to protect her. Growing up in a cottage deep in the woods, Kelsea knows little of her kingdom's haunted past . . . or that its fate will soon rest in her hands.Long ago, Kelsea's forefathers sailed away from a decaying world to establish a new land free of modern technology. Three hundred years later, this feudal society has divided into three fearful nations who pay duties to a fourth: the powerful Mortmesne, ruled by the cunning Red Queen. Now, on Kelsea's nineteenth birthday, the tattered remnants of the Queen's Guard—loyal soldiers who protect the throne—have appeared to escort the princess on a perilous journey to the capital to ascend to her rightful place as the new Queen of the Tearling.Though born of royal blood and in possession of the Tear sapphire, a jewel of immense power and magic, Kelsea has never felt more uncertain of her ability to rule. But the shocking evil she discovers in the heart of her realm will precipitate an act of immense daring, throwing the entire kingdom into turmoil—and unleashing the Red Queen's vengeance. A cabal of enemies with an array of deadly weapons, from crimson-caped assassins to the darkest blood magic, plots to destroy her. But Kelsea is growing in strength and stealth, her steely resolve earning her loyal allies, including the Queen's Guard, led by the enigmatic Lazarus, and the intriguing outlaw known simply as "the Fetch."Kelsea's quest to save her kingdom and meet her destiny has only just begun. Riddled with mysteries, betrayals, and treacherous battles, Kelsea's journey is a trial by fire that will either forge a legend . . . or destroy her.

Join Frank, Ellen, and the whole Davis family on their adventure west during the Gold Rush of 1849. This exciting chronicle has the same appeal as Laura Ingalls Wilder's Little House books.

Who ever heard of a shoeshine girl?The last thing Sarah Ida wants to do is spend the summer with her Aunt Claudia. But when her parents send her away because of problems at home, that is exactly what she has to do. With no allowance and no fun to be had, Sarah Ida decides to look for a job. But who will hire a ten year oldAl, the shoeshine man, will!Sarah loves her job, even if it means getting knee-deep in shoe polish everyday. Then something terrible happens and it looks like the shoeshine stand will have to close forever. If Sarah Ida wants to keep it open, she'll have to learn a few lessons about growing up along the way ...