今天十二时辰财神方位

AWSisconstantlydrivingnewinnovationsthatempowerdatascientiststoexploreavarietyofmachinelearning(ML)cloudservices.ThisbookisyourcomprehensivereferenceforlearningandimplementingadvancedMLalgorithmsinAWScloud.Asyougothroughthechapters,you’llgaininsightsintohowthesealgorithmscanbetrained,tunedanddeployedinAWSusingApacheSparkonElasticMapReduce(EMR),SageMaker,andTensorFlow.WhileyoufocusonalgorithmssuchasXGBoost,linearmodels,factorizationmachines,anddeepnets,thebookwillalsoprovideyouwithanoverviewofAWSaswellasdetailedpracticalapplicationsthatwillhelpyousolvereal-worldproblems.EverypracticalapplicationincludesaseriesofcompanionnotebookswithallthenecessarycodetorunonAWS.Inthenextfewchapters,youwilllearntouseSageMakerandEMRNotebookstoperformarangeoftasks,rightfromsmartanalytics,andpredictivemodeling,throughtosentimentanalysis.Bytheendofthisbook,youwillbeequippedwiththeskillsyouneedtoeffectivelyhandlemachinelearningprojectsandimplementandevaluatealgorithmsonAWS.

·6.2萬字

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OpenCV 4 Computer Vision Application Programming Cookbook（Fourth Edition）

OpenCVisanimageandvideoprocessinglibraryusedforalltypesofimageandvideoanalysis.Throughoutthebook,you'llworkthroughrecipesthatimplementavarietyoftasks,suchasfacialrecognitionanddetection.With70self-containedtutorials,thisbookexaminescommonpainpointsandbestpracticesforcomputervision(CV)developers.Eachrecipeaddressesaspecificproblemandoffersaproven,best-practicesolutionwithinsightsintohowitworks,sothatyoucancopythecodeandconfigurationfilesandmodifythemtosuityourneeds.ThisbookbeginsbysettingupOpenCV,andexplainshowtomanipulatepixels.You'llunderstandhowyoucanprocessimageswithclassesandcountpixelswithhistograms.You'llalsolearndetecting,describing,andmatchinginterestpoints.Asyouadvancethroughthechapters,you'llgettogripswithestimatingprojectiverelationsinimages,reconstructing3Dscenes,processingvideosequences,andtrackingvisualmotion.Inthefinalchapters,you'llcoverdeeplearningconceptssuchasfaceandobjectdetection.Bytheendofthebook,you'llbeabletoconfidentlyimplementarangetocomputervisionalgorithmstomeetthetechnicalrequirementsofyourcomplexCVprojects

·10.5萬字

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C++ Game Development By Example

Althoughnumerouslanguagesarecurrentlybeingusedtodevelopgames,C++remainsthestandardforfabricatingexpertlibrariesandtoolchainsforgamedevelopment.ThisbookintroducesyoutotheworldofgamedevelopmentwithC++.C++GameDevelopmentByExamplestartsbytouchinguponthebasicconceptsofmath,programming,andcomputergraphicsandcreatingasimpleside-scrollingaction2Dgame.You'llbuildasolidfoundationbystudyingbasicgameconceptssuchascreatinggameloops,rendering2DgamescenesusingSFML,2Dspritecreationandanimation,andcollisiondetection.Thebookwillhelpyouadvancetocreatinga3DphysicspuzzlegameusingmodernOpenGLandtheBulletphysicsengine.You'llunderstandthegraphicspipeline,whichentailscreating3Dobjectsusingvertexandindexbuffersandrenderingthemtothesceneusingvertexandfragmentshaders.Finally,you'llcreateabasicprojectusingtheVulkanlibrarythat'llhelpyougettogripswithcreatingswapchains,imageviews,renderpasses,andframebuffersforbuildinghigh-performancegraphicsinyourgames.Bytheendofthisbook,you’llbereadywith3compellingprojectscreatedwithSFML,theVulkanAPI,andOpenGL,andyou'llbeabletakeyourgameandgraphicsprogrammingskillstothenextlevel.

·7.1萬字

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MicroPython Cookbook

MicroPythonisanopensourceimplementationofPython3thatrunsinembeddedenvironments.WithMicroPython,youcanwritecleanandsimplePythoncodetocontrolhardwareinsteadofusingcomplexlow-levellanguageslikeCandC++.ThisbookguidesyouthroughallthemajorapplicationsoftheMicroPythonplatformtobuildandprogramprojectsthatusemicrocontrollers.TheMicroPythonbookcoversrecipesthat’llhelpyouexperimentwiththeprogrammingenvironmentandhardwareprogrammedinMicroPython.You’llfindtipsandtechniquesforbuildingavarietyofobjectsandprototypesthatcansenseandrespondtotouch,sound,position,heat,andlight.ThisbookwilltakeyouthroughtheusesofMicroPythonwithavarietyofpopularinputdevicesandsensors.You’lllearntechniquesforhandlingtimedelaysandsensorreadings,andapplyadvancedcodingtechniquestocreatecomplexprojects.Asyouadvance,you’llgettodealwithInternetofThings(IoT)devicesandintegrationwithotheronlinewebservices.Furthermore,you'llalsouseMicroPythontomakemusicwithbananasandcreateportablemultiplayervideogamesthatincorporatesoundandlightanimationsintothegameplay.Bytheendofthebook,you'llhavemasteredtipsandtrickstotroubleshootyourdevelopmentproblemsandpushyourMicroPythonprojecttothenextlevel!

·8.4萬字

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Applied Supervised Learning with R

Rprovidesexcellentvisualizationfeaturesthatareessentialforexploringdatabeforeusingitinautomatedlearning.AppliedSupervisedLearningwithRhelpsyoucoverthecompleteprocessofemployingRtodevelopapplicationsusingsupervisedmachinelearningalgorithmsforyourbusinessneeds.Thebookstartsbyhelpingyoudevelopyouranalyticalthinkingtocreateaproblemstatementusingbusinessinputsanddomainresearch.Youwillthenlearndifferentevaluationmetricsthatcomparevariousalgorithms,andlaterprogresstousingthesemetricstoselectthebestalgorithmforyourproblem.Afterfinalizingthealgorithmyouwanttouse,youwillstudythehyperparameteroptimizationtechniquetofine-tuneyoursetofoptimalparameters.Topreventyoufromoverfittingyourmodel,adedicatedsectionwillevendemonstratehowyoucanaddvariousregularizationterms.Bytheendofthisbook,youwillhavetheadvancedskillsyouneedformodelingasupervisedmachinelearningalgorithmthatpreciselyfulfillsyourbusinessneeds.

·7.5萬字

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Mastering Delphi Programming：A Complete Reference Guide

Delphiisacross-platformIntegratedDevelopmentEnvironment(IDE)thatsupportsrapidapplicationdevelopmentformostoperatingsystems,includingMicrosoftWindows,iOS,andnowLinuxwithRADStudio10.2.IfyouknowhowtousethefeaturesofDelphi,youcaneasilycreatescalableapplicationsinnotime.ThisLearningPathbeginsbyexplaininghowtofindperformancebottlenecksandapplythecorrectalgorithmtofixthem.You'llbrushupontricks,techniques,andbestpracticestosolvecommondesignandarchitecturalchallenges.Then,you'llseehowtoleverageexternallibrariestowritebetter-performingprograms.You'llalsolearnabouttheeightmostimportantpatternsthat'llenableyoutodevelopandimprovetheinterfacebetweenitemsandharmonizesharedmemorieswithinthreads.Asyouprogress,you'llalsodelveintoimprovingtheperformanceofyourcodeandmasteringcross-platformRTLimprovements.BytheendofthisLearningPath,you'llbeabletoaddresscommondesignproblemsandfeelconfidentwhilebuildingscalableprojects.ThisLearningPathincludescontentfromthefollowingPacktproducts:DelphiHighPerformancebyPrimo?Gabrijel?i?.Hands-OnDesignPatternswithDelphibyPrimo?Gabrijel?i?.

·16.1萬字

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Hands-On Python Deep Learning for the Web

Whenusedeffectively,deeplearningtechniquescanhelpyoudevelopintelligentwebapps.Inthisbook,you'llcoverthelatesttoolsandtechnologicalpracticesthatarebeingusedtoimplementdeeplearninginwebdevelopmentusingPython.Startingwiththefundamentalsofmachinelearning,you'llfocusonDLandthebasicsofneuralnetworks,includingcommonvariantssuchasconvolutionalneuralnetworks(CNNs).You'lllearnhowtointegratethemintowebsiteswiththefrontendsofdifferentstandardwebtechstacks.Thebookthenhelpsyougainpracticalexperienceofdevelopingadeeplearning-enabledwebappusingPythonlibrariessuchasDjangoandFlaskbycreatingRESTfulAPIsforcustommodels.Later,you'llexplorehowtosetupacloudenvironmentfordeeplearning-basedwebdeploymentsonGoogleCloudandAmazonWebServices(AWS).Next,you'lllearnhowtouseMicrosoft'sintelligentEmotionAPI,whichcandetectaperson'semotionsthroughapictureoftheirface.You'llalsogettogripswithdeployingreal-worldwebsites,inadditiontolearninghowtosecurewebsitesusingreCAPTCHAandCloudflare.Finally,you'lluseNLPtointegrateavoiceUXthroughDialogflowonyourwebpages.Bytheendofthisbook,you'llhavelearnedhowtodeployintelligentwebappsandwebsiteswiththehelpofeffectivetoolsandpractices.

·8萬字

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The Deep Learning with PyTorch Workshop

Wanttogettogripswithoneofthemostpopularmachinelearninglibrariesfordeeplearning?TheDeepLearningwithPyTorchWorkshopwillhelpyoudojustthat,jumpstartingyourknowledgeofusingPyTorchfordeeplearningevenifyou’restartingfromscratch.It'snosurprisethatdeeplearning'spopularityhasrisensteeplyinthepastfewyears,thankstointelligentapplicationssuchasself-drivingvehicles,chatbots,andvoice-activatedassistantsthataremakingourliveseasier.Thisbookwilltakeyouinsidetheworldofdeeplearning,whereyou'llusePyTorchtounderstandthecomplexityofneuralnetworkarchitectures.TheDeepLearningwithPyTorchWorkshopstartswithanintroductiontodeeplearninganditsapplications.You'llexplorethesyntaxofPyTorchandlearnhowtodefineanetworkarchitectureandtrainamodel.Next,you'lllearnaboutthreemainneuralnetworkarchitectures-convolutional,artificial,andrecurrent-andevensolvereal-worlddataproblemsusingthesenetworks.Laterchapterswillshowyouhowtocreateastyletransfermodeltodevelopanewimagefromtwoimages,beforefinallytakingyouthroughhowRNNsstorememorytosolvekeydataissues.Bytheendofthisbook,you'llhavemasteredtheessentialconcepts,tools,andlibrariesofPyTorchtodevelopyourowndeepneuralnetworksandintelligentapps.

·7.4萬字

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The Applied Artificial Intelligence Workshop

Youalreadyknowthatartificialintelligence(AI)andmachinelearning(ML)arepresentinmanyofthetoolsyouuseinyourdailyroutine.ButdoyouwanttobeabletocreateyourownAIandMLmodelsanddevelopyourskillsinthesedomainstokickstartyourAIcareer?TheAppliedArtificialIntelligenceWorkshopgetsyoustartedwithapplyingAIwiththehelpofpracticalexercisesandusefulexamples,allputtogethercleverlytohelpyougaintheskillstotransformyourcareer.Thebookbeginsbyteachingyouhowtopredictoutcomesusingregression.You’llthenlearnhowtoclassifydatausingtechniquessuchask-nearestneighbor(KNN)andsupportvectormachine(SVM)classifiers.Asyouprogress,you'llexplorevariousdecisiontreesbylearninghowtobuildareliabledecisiontreemodelthatcanhelpyourcompanyfindcarsthatclientsarelikelytobuy.Thefinalchapterswillintroduceyoutodeeplearningandneuralnetworks.Throughvariousactivities,suchaspredictingstockpricesandrecognizinghandwrittendigits,you'lllearnhowtotrainandimplementconvolutionalneuralnetworks(CNNs)andrecurrentneuralnetworks(RNNs).BytheendofthisappliedAIbook,you'llhavelearnedhowtopredictoutcomesandtrainneuralnetworksandbeabletousevarioustechniquestodevelopAIandMLmodels.

·8.4萬字

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The Deep Learning with Keras Workshop

Newexperiencescanbeintimidating,butnotthisone!Thisbeginner’sguidetodeeplearningisheretohelpyouexploredeeplearningfromscratchwithKeras,andbeonyourwaytotrainingyourfirsteverneuralnetworks.WhatsetsKerasapartfromotherdeeplearningframeworksisitssimplicity.Withovertwohundredthousandusers,Kerashasastrongeradoptioninindustryandtheresearchcommunitythananyotherdeeplearningframework.TheDeepLearningwithKerasWorkshopstartsbyintroducingyoutothefundamentalconceptsofmachinelearningusingthescikit-learnpackage.Afterlearninghowtoperformthelineartransformationsthatarenecessaryforbuildingneuralnetworks,you'llbuildyourfirstneuralnetworkwiththeKeraslibrary.Asyouadvance,you'lllearnhowtobuildmulti-layerneuralnetworksandrecognizewhenyourmodelisunderfittingoroverfittingtothetrainingdata.Withthehelpofpracticalexercises,you’lllearntousecross-validationtechniquestoevaluateyourmodelsandthenchoosetheoptimalhyperparameterstofine-tunetheirperformance.Finally,you’llexplorerecurrentneuralnetworksandlearnhowtotrainthemtopredictvaluesinsequentialdata.Bytheendofthisbook,you'llhavedevelopedtheskillsyouneedtoconfidentlytrainyourownneuralnetworkmodels.

·10.1萬字

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Spring Cloud微服務架構開發

SpringCloud是一套完整的微服務架構解決方案，它利用SpringBoot的開發便利性巧妙地簡化了分布式系統開發過程。可以說，SpringCloud繼承了SpringBoot的優點，屏蔽掉了復雜的配置和實現原理，最終給開發者留出了一套簡單易懂、易部署和易維護的分布式系統開發工具包。本書基于SpringCloudGreenwich.SR2版本，全面介紹了SpringCloud針對微服務架構中核心要素的解決方案和基礎組件。希望讀者通過本書的學習，能夠學會SpringCloud各個組件的用法，并了解分布式微服務架構的搭建過程。

·7.6萬字

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STM32嵌入式技術應用開發全案例實踐

本書主要介紹STM32F4系列微控制器在工程應用中所需的基礎知識、硬件外設的工作原理以及編程開發的相關技術。本書由5個項目共16個任務構成，介紹STM32的基礎知識、基于STM32F4標準外設庫的工程建立和STM32F4系統時鐘的配置，并結合可控LED流水燈的設計與實現、智能小車運動控制系統的設計與實現、環境參數監測和顯示系統的設計與實現、多機通信系統的設計與實現等案例，對GPIO、外部中斷、USART、ADC、定時器、SPI、I2C、SDIO、CAN等常用硬件外設進行講解。本書在內容組織上采用了“項目引領、任務驅動”的模式。針對MCU常用的硬件外設，設定了對應的應用場景作為案例，并在講解的過程中將所需的知識點和技能點同任務實施過程有機結合了起來。案例中還融入了全國職業院校技能大賽“嵌入式技術應用開發”賽項的考核點，按照任務分析—知識鏈接—任務實施的路線對其展開了討論，十分有利于讀者學習與實踐。本書可作為電子信息類和通信類專業的教學用書，也可作為從事嵌入式產品設計、智能終端設備開發的工程技術人員的自學用書。

·12.1萬字

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嵌入式系統原理：基于Arm Cortex-M微控制器體系

本書介紹如何使用基于ArmCortex-M0內核的KinetisKL25Z單片機進行嵌入式系統搭建，內容覆蓋CPU、中斷系統、外設與編程，全部使用C語言實現；介紹了CPU上的多任務實現，其目的是提高響應能力和軟件模塊化，同時減少CPU的開銷；探討了中斷、外設和調度程序的相互作用。全書共9章，第1章使用實例介紹嵌入式系統的各個部分，之后章節分別講解輸入/輸出端口、并行、中斷、C語言基礎、模擬接口、定時器、串行通信和直接內存訪問等內容。本書可作為高等院校計算機、電子工程等專業的教材，也可作為嵌入式系統開發人員的參考書。

·12.3萬字

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微服務實戰

《微服務實戰》主要介紹如何開發和維護基于微服務的應用。本書源自作者從日常開發中得到的積累和感悟，其中給出的案例覆蓋從微服務設計到部署的各個階段，能夠帶給你真實的沉浸式體驗。通過閱讀本書，你不僅能夠了解用微服務搭建高效的持續交付流水線的方法，還能夠運用Kubernetes、Docker以及GoogleContainerEngine進一步探索書中的示例。

·18.2萬字

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單片機系統設計與開發教程

本書以單片機的單元電路設計和應用實例為主線，對涉及的相關理論進行介紹，共分為基礎篇、設計篇和應用篇三部分。基礎篇包括單片機應用系統的設計與開發、KeilV808A和Proteus軟件的使用、單片機內部資源及其C語言編程。設計篇主要包括LED數碼管、矩陣鍵盤、定時器中斷、液晶顯示、串口通信、紅外接收、A/D和D/A轉換等單元電路設計。應用篇包括數字溫度計設計、無線數據傳輸系統設計、超聲波測距儀設計、鐵路限速標志設計。本書內容豐富，實用性強，可作為高等院校信息與通信工程及相關專業的本科生教材，還可作為相關領域的工程技術人員的參考書。

·9.3萬字

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常用辦公設備使用與維護

本書是計算機應用、文秘及相關專業系列教材之一，根據教育部中職中專的培養目標和新課改的基本要求，跟蹤當前辦公設備的新發展，以及加強操作性環節的要求，由具有豐富教學經驗和實踐經驗的教師編寫而成。主要內容包括：打印機、復印機、投影機、傳真機、掃描儀、數碼相機及辦公自動化輔助設備。分別介紹了辦公設備的基本結構、使用方法和技巧、以及基本維護方法和典型故障的排除。

·4.1萬字

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ATmega16單片機項目驅動教程

本書按照ATmega16單片機的5個主要功能模塊化分為5個主要學習任務，包括I/O端口應用、定時器1及外部中斷使用、A/D轉換模塊應用、USART模塊應用、TWI總線應用。每個學習任務中分為若干個基于實際電子產品的教學項目。每個具體的項目都按照項目方案的設計與論證、項目所需知識點的介紹、項目電路設計、項目單元電路仿真、項目總體電路仿真、項目硬件制作的步驟安排。本書所有電路驅動程序采用C語言設計完成，電路原理采用Proteus仿真軟件完成。

·8.7萬字

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51單片機新穎實例非常入門與視頻演練

本書簡要介紹了51單片機的基本知識。

·5.7萬字

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Istio服務網格技術解析與實踐

Istio是一個開源項目，擁有一個充滿活力、開放和多元化的社區，它的目標是賦能開發人員和運維人員，使他們在所有環境中都能敏捷地發布和維護微服務，擁有底層網絡的完全可見性，且獲得一致的控制和安全能力。在本書中，我們將展示如何利用Istio的功能在云原生世界中運行微服務應用。

·14.3萬字

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勇敢的芯伴你玩轉Nios II（電子設計與嵌入式開發實踐叢書）

本書使用Altera公司的CycloneⅣFPGA器件，由淺入深地引領讀者從嵌入式系統設計的大處著手，玩轉軟核處理器NiosⅡ。基于特定的FPGA實驗平臺，既有足夠的理論知識深度作支撐，也有豐富的例程進行實踐學習，并且穿插著筆者多年FPGA學習和開發過程中的各種經驗和技巧。對于希望快速入手嵌入式系統軟硬件開發的初學者，以及希望從系統層面提升嵌入式開發能力的學習者，本書都是很好的選擇。

·5.4萬字

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