book

Deep Learning for Natural Language Processing

Name: Deep Learning for Natural Language Processing
ISBN: 9781838550295

by Karthiek Reddy Bokka, Shubhangi Hora, Tanuj Jain, Monicah Wambugu

June 2019

Intermediate to advanced

372 pages

6h 34m

English

Packt Publishing

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Preface
About the BookAbout the AuthorsDescriptionLearning ObjectivesAudienceApproachHardware RequirementsSoftware RequirementsConventionsInstallation and SetupInstall Python on WindowsInstall Python on LinuxInstall Python on macOS XInstalling KerasAdditional Resources
Chapter 1
Introduction to Natural Language ProcessingIntroductionThe Basics of Natural Language ProcessingImportance of natural language processingCapabilities of Natural language processingApplications of Natural Language ProcessingText PreprocessingText Preprocessing TechniquesLowercasing/UppercasingExercise 1: Performing Lowercasing on a SentenceNoise RemovalExercise 2: Removing Noise from WordsText NormalizationStemmingExercise 3: Performing Stemming on WordsLemmatizationExercise 4: Performing Lemmatization on WordsTokenizationExercise 5: Tokenizing WordsExercise 6: Tokenizing SentencesAdditional TechniquesExercise 7: Removing Stop WordsWord EmbeddingsThe Generation of Word EmbeddingsWord2VecFunctioning of Word2VecExercise 8: Generating Word Embeddings Using Word2VecGloVeExercise 9: Generating Word Embeddings Using GloVeActivity 1: Generating Word Embeddings from a Corpus Using Word2Vec.Summary
Chapter 2
Applications of Natural Language ProcessingIntroductionPOS TaggingParts of SpeechPOS TaggerApplications of Parts of Speech TaggingTypes of POS TaggersRule-Based POS TaggersExercise 10: Performing Rule-Based POS TaggingStochastic POS TaggersExercise 11: Performing Stochastic POS TaggingChunkingExercise 12: Performing Chunking with NLTKExercise 13: Performing Chunking with spaCyChinkingExercise 14: Performing ChinkingActivity 2: Building and Training Your Own POS TaggerNamed Entity RecognitionNamed EntitiesNamed Entity RecognizersApplications of Named Entity RecognitionTypes of Named Entity RecognizersRule-Based NERsStochastic NERsExercise 15: Perform Named Entity Recognition with NLTKExercise 16: Performing Named Entity Recognition with spaCyActivity 3: Performing NER on a Tagged CorpusSummary
Chapter 3
Introduction to Neural NetworksIntroductionIntroduction to Deep LearningComparing Machine Learning and Deep LearningNeural NetworksNeural Network ArchitectureThe LayersNodesThe EdgesBiasesActivation FunctionsTraining a Neural NetworkCalculating WeightsThe Loss FunctionThe Gradient Descent AlgorithmBackpropagationDesigning a Neural Network and Its ApplicationsSupervised neural networksUnsupervised neural networksExercise 17: Creating a neural networkFundamentals of Deploying a Model as a ServiceActivity 4: Sentiment Analysis of ReviewsSummary
Chapter 4
Foundations of Convolutional Neural NetworkIntroductionExercise 18: Finding Out How Computers See ImagesUnderstanding the Architecture of a CNNFeature ExtractionConvolutionThe ReLU Activation FunctionExercise 19: Visualizing ReLUPoolingDropoutClassification in Convolutional Neural NetworkExercise 20: Creating a Simple CNN ArchitectureTraining a CNNExercise 21: Training a CNNApplying CNNs to TextExercise 22: Application of a Simple CNN to a Reuters News Topic for ClassificationApplication Areas of CNNsActivity 5: Sentiment Analysis on a Real-life DatasetSummary
Chapter 5
Recurrent Neural NetworksIntroductionPrevious Versions of Neural NetworksRNNsRNN ArchitecturesBPTTUpdates and Gradient FlowAdjusting Weight Matrix WyAdjusting Weight Matrix WsFor Updating WxGradientsExploding GradientsVanishing GradientsRNNs with KerasExercise 23: Building an RNN Model to Show the Stability of Parameters over TimeStateful versus StatelessExercise 24: Turning a Stateless Network into a Stateful Network by Only Changing ArgumentsActivity 6: Solving a Problem with an RNN – Author AttributionSummary
Chapter 6
Gated Recurrent Units (GRUs)IntroductionThe Drawback of Simple RNNsThe Exploding Gradient Problem Gated Recurrent Units (GRUs) Types of GatesThe Update GateThe Reset GateThe Candidate Activation FunctionGRU VariationsSentiment Analysis with GRU Exercise 25: Calculating the Model Validation Accuracy and Loss for Sentiment ClassificationActivity 7: Developing a Sentiment Classification Model Using a Simple RNNText Generation with GRUs Exercise 26: Generating Text Using GRUsActivity 8: Train Your Own Character Generation Model Using a Dataset of Your Choice Summary
Chapter 7
Long Short-Term Memory (LSTM)IntroductionLSTMThe Forget GateThe Input Gate and the Candidate Cell StateCell State UpdateOutput Gate and Current ActivationExercise 27: Building an LSTM-Based Model to Classify an Email as Spam or Not Spam (Ham)Activity 9: Building a Spam or Ham Classifier Using a Simple RNNNeural Language TranslationActivity 10: Creating a French-to-English translation modelSummary
Chapter 8
State-of-the-Art Natural Language ProcessingIntroductionAttention MechanismsAn Attention Mechanism ModelData Normalization Using an Attention MechanismEncoderDecoderAttention mechanismsThe Calculation of AlphaExercise 28: Build a Date Normalization Model for a Database ColumnOther Architectures and DevelopmentsTransformerBERTOpen AI GPT-2Activity 11: Build a Text Summarization ModelSummary
Chapter 9
A Practical NLP Project Workflow in an OrganizationIntroductionGeneral Workflow for the Development of a Machine Learning ProductThe Presentation Workflow:The Research Workflow:The Production-Oriented WorkflowProblem DefinitionData AcquisitionGoogle ColabFlaskDeploymentMaking Changes to a Flask Web AppUse Docker to Wrap the Flask Web Application into a ContainerHost the Container on an Amazon Web Services (AWS) EC2 instanceImprovementsSummary

Appendix
Chapter 1: Introduction to Natural Language ProcessingActivity 1: Generating word embeddings from a corpus using Word2Vec. Chapter 2: Applications of Natural Language ProcessingActivity 2: Building and training your own POS taggerActivity 3: Performing NER on a Tagged CorpusChapter 3: Introduction to Neural NetworksActivity 4: Sentiment Analysis of ReviewsChapter 4: Introduction to convolutional networksActivity 5: Sentiment Analysis on a real-life datasetChapter 5: Foundations of Recurrent Neural NetworkActivity 6: Solve a problem with RNN – Author AttributionPrepare the dataApplying the Model to the Unknown PapersChapter 6: Foundations of GRUsActivity 7: Develop a sentiment classification model using Simple RNNActivity 8: Train your own character generation model with a dataset of your choiceChapter 7: Foundations of LSTMActivity 10: Create a French to English translation modelChapter 8: State of the art in Natural Language ProcessingActivity 11: Build a Text Summarization ModelChapter 9: A practical NLP project workflow in an organisationCode for LSTM modelCode for Flask

Content preview from Deep Learning for Natural Language Processing

Chapter 1 Introduction to Natural Language Processing

Learning Objectives

By the end of this chapter, you will be able to:

Describe natural language processing and its applications
Explain different text preprocessing techniques
Perform text preprocessing on text corpora
Explain the functioning of Word2Vec and GloVe word embeddings
Generate word embeddings using Word2Vec and GloVe
Use the NLTK, Gensim, and Glove-Python libraries for text preprocessing and generating word embeddings

This chapter aims to equip you with knowledge of the basics of natural language processing and experience with the various text preprocessing techniques used in Deep Learning.

Introduction

Welcome to deep learning for Natural Language Processing. This book ...

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Deep Learning for Natural Language Processing

Applied Natural Language Processing with Python: Implementing Machine Learning and Deep Learning Algorithms for Natural Language Processing

Taweh Beysolow II

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ISBN: 9781838550295

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Deep Learning for Natural Language Processing

by Karthiek Reddy Bokka, Shubhangi Hora, Tanuj Jain, Monicah Wambugu

Chapter 1

Introduction to Natural Language Processing

Learning Objectives

Introduction

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.