book

Generative AI

Name: Generative AI
Author: T V Geetha
ISBN: 9789367130520

by T V Geetha

January 2025

Intermediate to advanced

272 pages

6h 9m

English

Pearson India

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Cover
About Pearson
Title Page
Preface
Acknowledgements
About the Author
Course Structure
Chapter 1: Introduction
1.1 Generative Artificial Intelligence (Generative AI)1.1.1 Quotes about Generative AI1.1.2 Generative AI is Disruptive1.2 From AI, Machine Learning, Deep Learning to Generative AI1.3 Basics of Machine Learning1.3.1 Supervised and Unsupervised learning – A Detailed Comparison1.3.2 Comparing Traditional Machine Learning and Generative AI Models71.4 Deep Learning1.4.1 Comparing Deep Learning and Generative AI Models1.5 Working of Generative AI1.5.1 Steps of Generative Modelling1.6 History of Generative AI1.6.1 Early Foundations (1950s–1960s)1.6.2 Rule-Based Systems (1970s–1980s)1.6.3 Statistical and Probabilistic Methods (1990s–2000s)1.6.4 Neural Networks and Deep Learning (2010s–Present)1.6.5 Current Trends and Challenges1.7 Benefits of Generative AI1.7.1 Generic Benefits1.7.2 Benefits for Business1.8 Future of Generative AI1.8.1 Trends and Opportunities1.8.2 Predictions about Generative AI 1.8.3 Role of Generative AI and Humans in the Workplace
Chapter 2: Deep Generative Models
2.1 Introduction2.2 Discriminative Models2.3 Basics of Generative Models2.4 Differences between Discriminative and Generative Models2.5 Traditional Generative Models2.6 Deep Generative Models2.6.1 Introduction 2.7 Probabilistic Modelling and Deep Generative Models2.7.1 Probability Foundations2.8 Characteristics of Deep Generative Models2.8.1 Simple Flow of Deep Generative Model2.9 Bayes’ Theorem and Generative Models2.10 Need for Deep Generative Models2.11 Deep Generative Modelling Framework2.11.1 Approaches to Handling the Intractable Normalization Constant
Chapter 3: Classification of Deep Generative Models
3.1 Foundations of Deep Generative Models3.1.1 Probability Density Estimation 3.1.2 Sampling3.1.3 Latent Space 3.1.4 Inference3.1.5 Loss Functions3.1.6 Optimization3.2 Classification of Deep Generative Models3.2.1 Classification of Generative AI models – General vs Task Specific3.2.2 Classification of General Generative AI Models – Computation of Input Probability Distribution3.2.3 Classification of Deep Generative Models based on Working Concept

Chapter 4: Autoregressive Deep Generative Models
4.1 Introduction4.2 Basics of Autoregressive Generative Model4.2.1 Conditions Imposed4.3 Mathematical Basis of Autoregressive Models4.4 Working of Autoregressive Model4.4.1 Evaluation of Autoregressive Models4.5 Types of Autoregressive Generative Models4.5.1 Neural Autoregressive Density Estimator (NADE)4.5.2 PixelCNN4.5.3 PixelRNN4.5.4 PixelCNNs vs PixelRNNs4.6 Autoregressive Models – Applications4.7 Factors in the Use of Autoregressive Models 4.8 Advantages and Limitations of Autoregressive Models4.8.1 Advantages4.8.2 Limitations
Chapter 5: Variational Autoencoders
5.1 Introduction5.2 Dimensionality Reduction and Autoencoders5.2.1 Dimensionality Reduction5.2.2 Autoencoders5.2.3 Architecture of Autoencoders5.2.4 Limitations of Autoencoders for Content Generation5.3 Variational Autoencoders5.3.1 Variational Inference5.3.2 Objective Function5.3.3 Latent Space Representation5.3.4 VAEs and Generative AI5.4 Probabilistic Framework of Variational Autoencoders5.5 Training Process of Variational Autoencoders5.6 Advantages and Disadvantages of Variational Autoencoders5.6.1 Advantages5.6.2 Disadvantages5.7 Applications of Variational Autoencoders5.7.1 Image Generation5.7.2 Data Generation and Augmentation5.7.3 Data Compression5.7.4 Feature Learning and Representation5.7.5 Anomaly Detection5.7.6 Image Denoising and Inpainting
Chapter 6: Generative Adversarial Networks
6.1 Introduction6.1.1 GANs – Supervised or Unsupervised Learning?6.1.2 Working of GANs6.2 Mathematical Basics of GANs6.3 Applications of GANs6.4 Types of GANs6.5 Advantages, Limitations and Challenges of GANs6.5.1 Advantages6.5.2 Limitations6.5.3 Challenges
Chapter 7: Diffusion Based Generative Models
7.1 Introduction7.2 Diffusion Generative Models7.3 Mechanism of Diffusion Generative Models7.4 Theoretical Aspects of Diffusion-based Generative Models7.4.1 Forward Diffusion Process7.4.2 Reverse Diffusion Process7.4.3 Training the Diffusion Model7.5 Types of Diffusion Generative Models7.6 Advantages of Diffusion Models7.7 Limitations of Diffusion Models7.8 Applications of Diffusion Models
Chapter 8: Flow-based and Energy-based Generative Models
8.1 Introduction to Flow-based Generative Models8.2 Mechanism of Normalizing Flow-based Models8.3 Mathematical Aspects of Flow-based Models8.4 Types of Flow-based Models8.5 Advantages and Disadvantages of Flow-based Models8.6 Applications – Flow-based Models8.7 Introduction to Energy-based Generative Models8.8 Mechanism of Energy-based Models8.9 Types of Energy-based Models8.10 Advantages and Disadvantages of Energy-based Models8.11 Applications of Energy-based Models
Chapter 9: Transformer Models
9.1 Introduction9.2 Word Embedding, Contextual Word Embedding and Sub-word Representation9.3 Basis of Transformers9.3.1 Language Models9.3.2 Attention Mechanism9.3.3 Encoder-Decoder Model and Attention Mechanism9.3.4 Attention and Query-key-value Triple9.4 Introduction to Transformer Model9.5 Architecture of Transformer Models 9.6 Core Components and Working of Transformers9.7 Training and Inferencing of Transformers 9.8 Salient Features of Transformer Architecture9.9 Applications of Transformer Models
Chapter 10: Pre-Trained Language Models and Large Language Models
10.1 Pre-trained Language Models10.1.1 Introduction10.1.2 Pre-trained Representations 10.1.3 Language Modelling and Pre-trained Models10.1.4 Advantages of Pre-Trained Models10.2 Fine-Tuning pre-trained Language Models10.2.1 Methods of Fine-Tuning10.2.2 Advantages of Fine-Tuning 10.3 Large Language Models10.3.1 Building Blocks of Large Language Models 10.3.2 Working of Large Language Models10.3.3 Fine-tuning and Large Language Models10.3.4 Prompt Engineering and Large Language Models10.3.5 Advantages of Large Language Models10.3.6 Limitations of Large Language Models10.4 Types of Large Language Models10.5 Generative Pre-trained Transformer (GPT)10.5.1 Pre-Training 10.5.2 Use of Decoder Component of Transformer10.5.3 Training of GPT 10.5.4 Fine Tuning of GPT10.5.5 Examples of the Use of GPT10.6 Bidirectional Encoder Representations from Transformers (BERT)10.6.1 Working of BERT10.6.2 BERT and Sub-word Tokenization10.6.3 Pre-Training BERT10.6.4 Fine-Tuning BERT for NLP Tasks10.6.5 BERT and GPT10.7 T5 Models10.7.1 Working of T5 10.7.2 T5 as a Unified Framework10.8 BART10.9 Embedding from Language Models (ELMo)10.9.1 Character Embedding10.9.2 ELMo ARCHITECTURE
Chapter 11: Generative AI – Applications, Tools, Evaluation and Ethical Perspectives
11.1 Generative AI Applications – Introduction11.1.1 Generative AI Applications – Text Models11.1.2 Generative AI Applications – Audio Models 11.1.3 Generative AI Applications – Conversational Models11.1.4 Generative AI Applications – Data Augmentation11.1.5 Generative AI Applications – Image and Video Applications11.1.6 Generative AI Applications – Software and Coding11.1.7 Generative AI Applications – Domain Areas11.2 Generative AI – Tools11.2.1 Text-to-Text Tools11.2.2 Text to Image Tools11.2.3 Personal Business Assistant Tools11.2.4 Music and Video Generation Tools11.3 Evaluation of Generative AI Models11.3.1 Introduction11.3.2 Evaluation and AI Lifecycle11.3.3 Evaluation Metrics11.4 Ethical Perspectives of Generative AI11.4.1 Introduction11.4.2 Ethical Aspects and Large Language Models11.4.3 Ethical Aspects and Generative AI11.4.4 Challenges and Future Directions of Ethical Generative AI
References

Content preview from Generative AI

References

1. Anthony Gillioz, Jacky Casas, Elena Mugellini, Omar Abou Khaled, “Overview of the Transformer-based Models for NLP Tasks”, Conference: 2020 Federated Conference on Computer Science and Information Systems, http://dx.doi.org/10.15439/2020F20, 2020

2. Gomez, Lukasz Kaiser, Illia Polosukhin, “Attention Is All You Need”, Computation and Language, 2023

3. Bengio Réjean Ducharme Pascal Vincent Christian Jauvin, “A Neural Probabilistic Language Model”, Journal of Machine Learning Research, 3, 2003

4. François Torregrossa, Robin Allesiardo, Vincent Claveau, Nihel Kooli, Guillaume Gravier, “A Survey on Training and Evaluation of Word Embeddings”, International Journal of Data Science and Analytics (2021), springer 11:85–103

5. Jacob ...

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Generative AI

by T V Geetha

References

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