mt电子竞技

Ensembletechniquesareusedforcombiningtwoormoresimilarordissimilarmachinelearningalgorithmstocreateastrongermodel.Suchamodeldeliverssuperiorpredictionpowerandcangiveyourdatasetsaboostinaccuracy.Hands-OnEnsembleLearningwithRbeginswiththeimportantstatisticalresamplingmethods.Youwillthenwalkthroughthecentraltrilogyofensembletechniques–bagging,randomforest,andboosting–thenyou'lllearnhowtheycanbeusedtoprovidegreateraccuracyonlargedatasetsusingpopularRpackages.Youwilllearnhowtocombinemodelpredictionsusingdifferentmachinelearningalgorithmstobuildensemblemodels.Inadditiontothis,youwillexplorehowtoimprovetheperformanceofyourensemblemodels.Bytheendofthisbook,youwillhavelearnedhowmachinelearningalgorithmscanbecombinedtoreducecommonproblemsandbuildsimpleefficientensemblemodelswiththehelpofreal-worldexamples.

·7.1萬(wàn)字

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Learning CoreOS

ThisbookisforcloudorenterpriseadministratorsandapplicationdeveloperswhowouldliketogainknowledgeaboutCoreOStodeployacloudapplicationormicro-servicesonaclusterofcloudservers.Itisalsoaimedatadministratorswithbasicnetworkingexperience.YoudonotneedtohaveanyknowledgeofCoreOS.

·3.8萬(wàn)字

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AWS Automation Cookbook

ThisbookisfordevelopersandsystemadministratorswhoareresponsibleforhostingtheirapplicationandmanaginginstancesinAWS.It’salsoidealforDevOpsengineerslookingtoprovidecontinuousintegration,deployment,anddelivery.AbasicunderstandingofAWS,Jenkins,andsomescriptingknowledgeisneeded.

·5.2萬(wàn)字

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Hands-On Data Analysis with Scala

Efficientbusinessdecisionswithanaccuratesenseofbusinessdatahelpsindeliveringbetterperformanceacrossproductsandservices.ThisbookhelpsyoutoleveragethepopularScalalibrariesandtoolsforperformingcoredataanalysistaskswithease.Thebookbeginswithaquickoverviewofthebuildingblocksofastandarddataanalysisprocess.YouwilllearntoperformbasictaskslikeExtraction,Staging,Validation,Cleaning,andShapingofdatasets.Youwilllaterdeepdiveintothedataexplorationandvisualizationareasofthedataanalysislifecycle.YouwillmakeuseofpopularScalalibrarieslikeSaddle,Breeze,Vegas,andPredictionIOforprocessingyourdatasets.Youwilllearnstatisticalmethodsforderivingmeaningfulinsightsfromdata.YouwillalsolearntocreateapplicationsforApacheSpark2.xoncomplexdataanalysis,inreal-time.Youwilldiscovertraditionalmachinelearningtechniquesfordoingdataanalysis.Furthermore,youwillalsobeintroducedtoneuralnetworksanddeeplearningfromadataanalysisstandpoint.Bytheendofthisbook,youwillbecapableofhandlinglargesetsofstructuredandunstructureddata,performexploratoryanalysis,andbuildingefficientScalaapplicationsfordiscoveringanddeliveringinsights

·5.9萬(wàn)字

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Hands-On Big Data Modeling

Modelingandmanagingdataisacentralfocusofallbigdataprojects.Infact,adatabaseisconsideredtobeeffectiveonlyifyouhavealogicalandsophisticateddatamodel.Thisbookwillhelpyoudeveloppracticalskillsinmodelingyourownbigdataprojectsandimprovetheperformanceofanalyticalqueriesforyourspecificbusinessrequirements.Tostartwith,you’llgetaquickintroductiontobigdataandunderstandthedifferentdatamodelinganddatamanagementplatformsforbigdata.Thenyou’llworkwithstructuredandsemi-structureddatawiththehelpofreal-lifeexamples.Onceyou’vegottogripswiththebasics,you’llusetheSQLDeveloperDataModelertocreateyourowndatamodelscontainingdifferentfiletypessuchasCSV,XML,andJSON.You’llalsolearntocreategraphdatamodelsandexploredatamodelingwithstreamingdatausingreal-worlddatasets.Bytheendofthisbook,you’llbeabletodesignanddevelopefficientdatamodelsforvaryingdatasizeseasilyandefficiently.

·4.7萬(wàn)字

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Mobile Game Design Essentials

Astep-by-stepguide.Thisbookisforallgamedevelopers,designers,andhobbyistswhowanttocreateassetsformobilegames

·8.6萬(wàn)字

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Flex3.0 RIA開發(fā)詳解

Flex是目前最流行的RIA（RichInternetApplication）開發(fā)技術(shù)之一。本書由淺入深，循序漸進(jìn)地講解如何使用Flex技術(shù)開發(fā)RIA應(yīng)用程序。全書內(nèi)容包括Flex簡(jiǎn)介、安裝和配置Flex開發(fā)運(yùn)行環(huán)境、熟悉Flex開發(fā)工具、ActionScript3.0語(yǔ)法、Flex組件開發(fā)、CSS布局、美化界面、數(shù)據(jù)傳輸與交互、開發(fā)框架Cairngorm等。為了便于讀者學(xué)習(xí)，本書最后兩章分別對(duì)兩個(gè)較綜合的實(shí)例進(jìn)行分析，詳細(xì)講解了Cairngorm開發(fā)框架的搭建、組件設(shè)計(jì)、功能設(shè)計(jì)、界面外觀設(shè)計(jì)。本書適合廣大Flex程序開發(fā)人員、RIA開發(fā)愛好者和大專院校學(xué)生閱讀，尤其是有編程經(jīng)歷的技術(shù)開發(fā)人員。

·15.9萬(wàn)字

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PostgreSQL 11 Server Side Programming Quick Start Guide

PostgreSQLisarock-solid,scalable,andsafeenterprise-levelrelationaldatabase.Withabroadrangeoffeaturesandstability,itiseverincreasinginpopularity.ThisbookshowsyouhowtotakeadvantageofPostgreSQL11featuresforserver-sideprogramming.Server-sideprogrammingenablesstrongdataencapsulationandcoherence.Thebookbeginswiththeimportanceofserver-sideprogrammingandexplainstherisksofleavingallthechecksoutsidethedatabase.Tobuildyourcapabilitiesfurther,youwilllearnhowtowritestoredprocedures,bothfunctionsandthenewPostgreSQL11procedures,andcreatetriggerstoperformencapsulationandmaintaindataconsistency.Youwillalsolearnhowtoproduceextensions,theeasiestwaytopackageyourprogramsforeasyandsoliddeploymentondifferentPostgreSQLinstallations.

·6.6萬(wàn)字

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Machine Learning with the Elastic Stack

MachineLearningwiththeElasticStackisacomprehensiveoverviewoftheembeddedcommercialfeaturesofanomalydetectionandforecasting.ThebookstartswithinstallingandsettingupElasticStack.Youwillperformtimeseriesanalysisonvariedkindsofdata,suchaslogfiles,networkflows,applicationmetrics,andfinancialdata.Asyouprogressthroughthechapters,youwilldeploymachinelearningwithintheElasticStackforlogging,security,andmetrics.Intheconcludingchapters,youwillseehowmachinelearningjobscanbeautomaticallydistributedandmanagedacrosstheElasticsearchclusterandmaderesilienttofailure.Bytheendofthisbook,youwillunderstandtheperformanceaspectsofincorporatingmachinelearningwithintheElasticecosystemandcreateanomalydetectionjobsandviewresultsfromKibanadirectly.

·4.8萬(wàn)字

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Apache Spark Quick Start Guide

ApacheSparkisaflexibleframeworkthatallowsprocessingofbatchandreal-timedata.Itsunifiedenginehasmadeitquitepopularforbigdatausecases.ThisbookwillhelpyoutogetstartedwithApacheSpark2.0andwritebigdataapplicationsforavarietyofusecases.ItwillalsointroduceyoutoApacheSpark–oneofthemostpopularBigDataprocessingframeworks.AlthoughthisbookisintendedtohelpyougetstartedwithApacheSpark,butitalsofocusesonexplainingthecoreconcepts.ThispracticalguideprovidesaquickstarttotheSpark2.0architectureanditscomponents.ItteachesyouhowtosetupSparkonyourlocalmachine.Aswemoveahead,youwillbeintroducedtoresilientdistributeddatasets(RDDs)andDataFrameAPIs,andtheircorrespondingtransformationsandactions.Then,wemoveontothelifecycleofaSparkapplicationandlearnaboutthetechniquesusedtodebugslow-runningapplications.YouwillalsogothroughSpark’sbuilt-inmodulesforSQL,streaming,machinelearning,andgraphanalysis.Finally,thebookwilllayoutthebestpracticesandoptimizationtechniquesthatarekeyforwritingefficientSparkapplications.Bytheendofthisbook,youwillhaveasoundfundamentalunderstandingoftheApacheSparkframeworkandyouwillbeabletowriteandoptimizeSparkapplications.

·2.8萬(wàn)字

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Moodle 2.0 Course Conversion（Second Edition）

Withclearinstructionsandplentyofscreenshots,thisbookprovidesallthesupportandguidanceyouwillneedasyoubegintoconvertyourteachingtoMoodle.Step-by-steptutorialsusereal-worldexamplestoshowyouhowtoconverttoMoodleinthemostefficientandeffectivewayspossible.MoodleCourseConversioncarefullyillustrateshowMoodlecanbeusedtoteachcontentandideasandclearlydemonstratestheadvantagesofdoingso.Thisbookisforteachers,tutors,andlecturerswhoalreadyhavealargebodyofteachingmaterialandwanttouseMoodletoenhancetheircourse,ratherthandevelopingbrandnewones.Youwon’tneedexperiencewithMoodle,butwillneedteacher-accesstoaready-installedMoodlesite.TeacherswithsomeexperienceofMoodle,whowanttofocusonincorporatingexistingcoursematerialswillalsofindthisbookveryuseful.

·7.1萬(wàn)字

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Learning Linux Shell Scripting

LearningLinuxShellScriptingisidealforthosewhoareproficientatworkingwithLinuxandwanttolearnaboutshellscriptingtoimprovetheirefficiencyandpracticalskills.

·5.3萬(wàn)字

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SAS for Finance

FinancialdataanalystsanddatascientistswhowanttouseSAStoprocessandanalyzefinancialdataandfindhiddenpatternsandtrendsfromitwillfindthisbookuseful.PriorexposuretoSASwillbehelpfulbutisnotmandatory.Somebasicunderstandingofthefinancialconceptsisrequired.

·5.5萬(wàn)字

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Practical Ansible 2

Ansibleenablesyoutoautomatesoftwareprovisioning,configurationmanagement,andapplicationroll-outs,andcanbeusedasadeploymentandorchestrationtool.WhileAnsibleprovidessimpleyetpowerfulfeaturestoautomatemulti-layerenvironmentsusingagentlesscommunication,itcanalsosolveothercriticalITchallenges,suchasensuringcontinuousintegrationandcontinuousdeployment(CI/CD)withzerodowntime.Inthisbook,you'llworkwithAnsible2.9andlearntosolvecomplexissuesquicklywiththehelpoftask-orientedscenarios.You'llstartbyinstallingandconfiguringAnsibleonLinuxandmacOStoautomatemonotonousandrepetitiveITtasksandgettogripswithconceptssuchasplaybooks,inventories,andnetworkmodules.Asyouprogress,you'llgaininsightintotheYAMLsyntaxandlearnhowtoportbetweenAnsibleversions.Inadditiontothis,you'llalsounderstandhowAnsibleenablesyoutoorchestratemulti-layerenvironmentssuchasnetworks,containers,andthecloud.BytheendofthisAnsiblebook,you'llbewell-versedinwritingplaybooksandotherrelatedAnsiblecodetoovercomejustaboutallofyourITchallenges,frominfrastructure-as-codeprovisioningtoapplicationdeployments,andevenhandlingthemundaneday-to-daymaintenancetasksthattakeupsomuchvaluabletime.

·9.5萬(wàn)字

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Hands-On Geospatial Analysis with R and QGIS

Managingspatialdatahasalwaysbeenchallengingandit'sgettingmorecomplexasthesizeofdataincreases.Spatialdataisactuallybigdataandyouneeddifferenttoolsandtechniquestoworkyourwayaroundtomodelandcreatedifferentworkflows.RandQGIShavepowerfulfeaturesthatcanmakethisjobeasier.ThisbookisyourcompanionforapplyingmachinelearningalgorithmsonGISandremotesensingdata.You’llstartbygaininganunderstandingofthenatureofspatialdataandinstallingRandQGIS.Then,you’lllearnhowtousedifferentRpackagestoimport,export,andvisualizedata,beforedoingthesameinQGIS.Screenshotsareincludedtoeaseyourunderstanding.Movingon,you’lllearnaboutdifferentaspectsofmanagingandanalyzingspatialdata,beforedivingintoadvancedtopics.You’llcreatepowerfuldatavisualizationsusingggplot2,ggmap,raster,andotherpackagesofR.You’lllearnhowtouseQGIS3.2.2tovisualizeandmanage(create,edit,andformat)spatialdata.DifferenttypesofspatialanalysisarealsocoveredusingR.Finally,you’llworkwithlandslidedatafromBangladeshtocreatealandslidesusceptibilitymapusingdifferentmachinelearningalgorithms.Byreadingthisbook,you’lltransitionfrombeingabeginnertoanintermediateuserofGISandremotesensingdatainnotime.

·3.6萬(wàn)字

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Appcelerator Titanium Smartphone App Development Cookbook（Second Edition）

ThisbookisanessentialforanydeveloperlearningorusingJavaScriptwhowantstowritenativeUIapplicationsforiOSandAndroid.NoknowledgeofObjective-C,SwiftandJavaisrequiredandyou’llquicklybedevelopingnative,cross-platformapps,inJavaScript!

·7.2萬(wàn)字

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SAP Business Intelligence Quick Start Guide

TheSAPBusinessObjectsBusinessIntelligenceplatformisapowerfulreportingandanalysistool.ThisbookistheidealintroductiontotheSAPBusinessObjectsBusinessIntelligenceplatform,introducingyoutoitsdatavisualization,visualanalytics,reporting,anddashboardingcapabilities.ThebookstartswithanoverviewoftheBIplatformandvariousdatasourcesforreporting.Then,wemoveontolookingatdatavisualization,analysis,reporting,andanalyticsusingBusinessObjectsBusinessIntelligencetools.Youwilllearnaboutthefeaturesassociatedwithreporting,scheduling,anddistributionandlearnhowtodeploytheplatform.Towardtheend,youwilllearnaboutthestrategiesandfactorsthatshouldbeconsideredduringdeployment.Bytheend,youwillbeconfidentworkingwiththeSAPBusinessObjectsBusinessIntelligenceplatformtodeliverbetterinsightsformoreeffectivedecisionmaking.

·3.5萬(wàn)字

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Learning VMware App Volumes

ThisbookisforadministratorsandITteamswhowouldliketotakefulladvantageofAppVolumestodealwithapplicationworkloads.ItwillalsobeusefulforvirtualizationprofessionalsandteamswhoareworkingonVDIdeploymentsandVMwareendusercomputingsolutions.

·6.5萬(wàn)字

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SolarWinds Orion Network Performance Monitor

ThisbookiswritteninafriendlymannerwrittenbyanexpertwithnumerousyearsofpracticalexperienceutilizingSolarWindsOrionNPMasanetworkmonitoringsolution.Thisbookisforsystemsadministrators,systemanalysts,andsystemsengineerswhoaretaskedwithinstallingandimplementinganetworkperformancemonitor.Knowledgeofbasicnetworkconceptsisrequired.

·6萬(wàn)字

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Building Smart Drones with ESP8266 and Arduino

IfyouareaprogrammeroraDIYenthusiastandkeentocreateafullyfunctionaldronewithArduinoandESP8266,thenthisbookisforyou.Basicskillsinelectronicsandprogrammingwouldbebeneficial.Thisbookisnotforthebeginnersasitincludeslotsofideasnotdetailedhowyoucandothat.Ifyouareabeginner,thenyoumightgetlosthere.TheprerequisitesofthebookincludeagoodknowledgeofArduino,electronics,programminginCorC++andlotsofinterestincreatingthingsoutofnothing.

·2.9萬(wàn)字

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Hands-On Ensemble Learning with R

Learning CoreOS

AWS Automation Cookbook

Hands-On Data Analysis with Scala

Hands-On Big Data Modeling

Mobile Game Design Essentials

Flex3.0 RIA開發(fā)詳解

PostgreSQL 11 Server Side Programming Quick Start Guide

Machine Learning with the Elastic Stack

Apache Spark Quick Start Guide

Moodle 2.0 Course Conversion（Second Edition）

Learning Linux Shell Scripting

SAS for Finance

Practical Ansible 2

Hands-On Geospatial Analysis with R and QGIS

Appcelerator Titanium Smartphone App Development Cookbook（Second Edition）

SAP Business Intelligence Quick Start Guide

Learning VMware App Volumes

SolarWinds Orion Network Performance Monitor

Building Smart Drones with ESP8266 and Arduino