Sebastian Raschka – författare

Learn how to create, train, and tweak large language models (LLMs) by building one from the ground up! In  Build a Large Language Model (from Scratch) bestselling author Sebastian Raschka guides you step by step through creating your own LLM. Each stage is explained with clear text, diagrams, and examples. You'll go from the initial design and creation, to pretraining on a general corpus, and on to fine-tuning for specific tasks. Build a Large Language Model (from Scratch) teaches you how to: Plan and code all the parts of an LLM Prepare a dataset suitable for LLM training Fine-tune LLMs for text classification and with your own data Use human feedback to ensure your LLM follows instructions Load pretrained weights into an LLM Build a Large Language Model (from Scratch) takes you inside the AI black box to tinker with the internal systems that power generative AI. As you work through each key stage of LLM creation, you'll develop an in-depth understanding of how LLMs work, their limitations, and their customization methods. Your LLM can be developed on an ordinary laptop, and used as your own personal assistant.   About the technology  Physicist Richard P. Feynman reportedly said, “I don't understand anything I can't build.” Based on this same powerful principle, bestselling author Sebastian Raschka guides you step by step as you build a GPT-style LLM that you can run on your laptop. This is an engaging book that covers each stage of the process, from planning and coding to training and fine-tuning.

Learn how to create, train, and tweak large language models (LLMs) by building one from the ground up!In Build a Large Language Model (from Scratch) bestselling author Sebastian Raschka guides you step by step through creating your own LLM. Each stage is explained with clear text, diagrams, and examples. You’ll go from the initial design and creation, to pretraining on a general corpus, and on to fine-tuning for specific tasks. Build a Large Language Model (from Scratch) teaches you how to: • Plan and code all the parts of an LLM • Prepare a dataset suitable for LLM training • Fine-tune LLMs for text classification and with your own data • Use human feedback to ensure your LLM follows instructions • Load pretrained weights into an LLM Build a Large Language Model (from Scratch) takes you inside the AI black box to tinker with the internal systems that power generative AI. As you work through each key stage of LLM creation, you’ll develop an in-depth understanding of how LLMs work, their limitations, and their customization methods. Your LLM can be developed on an ordinary laptop, and used as your own personal assistant. About the technology Physicist Richard P. Feynman reportedly said, “I don’t understand anything I can’t build.” Based on this same powerful principle, bestselling author Sebastian Raschka guides you step by step as you build a GPT-style LLM that you can run on your laptop. This is an engaging book that covers each stage of the process, from planning and coding to training and fine-tuning. About the book Build a Large Language Model (From Scratch) is a practical and eminently-satisfying hands-on journey into the foundations of generative AI. Without relying on any existing LLM libraries, you’ll code a base model, evolve it into a text classifier, and ultimately create a chatbot that can follow your conversational instructions. And you’ll really understand it because you built it yourself! What''s inside • Plan and code an LLM comparable to GPT-2 • Load pretrained weights • Construct a complete training pipeline • Fine-tune your LLM for text classification • Develop LLMs that follow human instructions About the reader Readers need intermediate Python skills and some knowledge of machine learning. The LLM you create will run on any modern laptop and can optionally utilize GPUs. About the author Sebastian Raschka, PhD, is an LLM Research Engineer with over a decade of experience in artificial intelligence. His work spans industry and academia, including implementing LLM solutions as a senior engineer at Lightning AI and teaching as a statistics professor at the University of Wisconsin–Madison. Sebastian collaborates with Fortune 500 companies on AI solutions and serves on the Open Source Board at University of Wisconsin–Madison. He specializes in LLMs and the development of high-performance AI systems, with a deep focus on practical, code-driven implementations. He is the author of the bestselling books Machine Learning with PyTorch and Scikit-Learn, and Machine Learning Q and AI. The technical editor on this book was David Caswell. Table of Contents 1 Understanding large language models 2 Working with text data 3 Coding attention mechanisms 4 Implementing a GPT model from scratch to generate text 5 Pretraining on unlabeled data 6 Fine-tuning for classification 7 Fine-tuning to follow instructions A Introduction to PyTorch B References and further reading C Exercise solutions D Adding bells and whistles to the training loop E Parameter-efficient fine-tuning with LoRA

Get the eBook free when you register your print book at Manning."e;An exceptional deep dive into the next frontier of AI. Aman Chadha, Google This book is a practical guide to understanding how modern reasoning-oriented LLMs work by building their core methods step by step. The book tells a clear engineering story: start with a conventional pre-trained LLM, learn how text generation works, build reliable evaluation tools, improve reasoning through inference-time methods, then move into training-based approaches such as reinforcement learning and distillation. The progression is deliberate. Early chapters establish the baseline model and explain text generation, KV caching, and evaluation with math verifiers. The middle chapters show how reasoning can be improved without changing model weights, using chain-of-thought prompting, sampling, self-consistency, response scoring, and self-refinement. Later chapters move to changing the model itself through reinforcement learning with verifiable rewards, GRPO improvements, format rewards, and finally distillation from stronger reasoning models into smaller ones. The book is especially useful because it implements the core methods from scratch rather than treating them as black-box library calls. Readers see how self-consistency, self-refinement, Best-of-N, and training-based methods actually work, including their cost and latency trade-offs. It also discusses common failure modes, including cases where refinement can make answers worse. Difficult concepts such as softmax, temperature, and top-p sampling are clarified with code-linked explanations and diagrams, and visual workflows make pipelines and scoring methods easier to follow. Reading the book feels like following a guided technical build rather than a loose survey of AI topics. Each concept is introduced because the project now needs it. Diagrams, roadmaps, code listings, exercises, and repeated workflow summaries help readers stay oriented through advanced material. This structure reflects Sebastian Raschkas professional strength: explaining complex machine learning topics by making every detail concrete and showing exactly where each section fits in the larger story. He does not treat mechanisms like evaluation, log-probabilities, KL regularization, or distillation as isolated abstractions; he connects them to the goal of making reasoning models understandable and implementable. Physically and organizationally, the book has eight chapters and seven substantial appendixes. That design keeps the main narrative focused while moving supporting material like references, exercise solutions, model source code, larger models, batching, evaluation alternatives, and chat interfaces into ordered appendixes. The result is a logically flowing book that remains hands-on, navigable, and technically deep without constantly interrupting the central build. What's inside From-scratch implementations of core LLM reasoning improvements Verifier-based evaluation methods RL with automatic verifiers for mathematics tasks About the reader For readers who know Python and have some knowledge of machine learning. About the author Sebastian Raschka is an LLM Research Engineer with over a decade of experience. He is the author of the bestselling book Build a Large Language Model (From Scratch). Table of Contents 1 Understanding reasoning models 2 Generating text with a pretrained LLM 3 Evaluating reasoning models 4 Improving reasoning with inference-time scaling 5 Inference-time scaling via self-refinement 6 Training reasoning models with reinforcement learning 7 Improving GRPO for reinforcement learning 8 Distilling reasoning models for efficient reasoning A References and further reading B Exercise solutions C Qwen3 LLM source code D Using larger LLMs E Batching and throughput-oriented execution F Common approaches to model evaluation G Building a chat interface

If you've locked down the basics of machine learning and AI and want a fun way to address lingering knowledge gaps, this book is for you. This rapid-fire series of short chapters addresses 30 essential questions in the field, helping you stay current on the latest technologies you can implement in your own work. Each chapter of Machine Learning and AI Beyond the Basics asks and answers a central question, with diagrams to explain new concepts and ample references for further reading. This practical, cutting-edge information is missing from most introductory coursework, but critical for real-world applications, research, and acing technical interviews. You won't need to solve proofs or run code, so this book is a perfect travel companion. You'll learn a wide range of new concepts in deep neural network architectures, computer vision, natural language processing, production and deployment, and model evaluation, including how to: Reduce overfitting with altered data or model modifications; Handle common sources of randomness when training deep neural networks; Speed up model inference through optimization without changing the model architecture or sacrificing accuracy; Practically apply the lottery ticket hypothesis and the distributional hypothesis; Use and finetune pretrained large language models; Set up k-fold cross-validation at the appropriate time. You'll also learn to distinguish between self-attention and regular attention; name the most common data augmentation techniques for text data; use various self-supervised learning techniques, multi-GPU training paradigms, and types of generative AI; and much more. Whether you're a machine learning beginner or an experienced practitioner, add new techniques to your arsenal and keep abreast of exciting developments in a rapidly changing field.

Leverage benefits of machine learning techniques using PythonAbout This Book* Improve and optimise machine learning systems using effective strategies.* Develop a strategy to deal with a large amount of data.* Use of Python code for implementing a range of machine learning algorithms and techniques.Who This Book Is ForThis title is for data scientist and researchers who are already into the field of data science and want to see machine learning in action and explore its real-world application. Prior knowledge of Python programming and mathematics is must with basic knowledge of machine learning concepts.What You Will Learn* Learn to write clean and elegant Python code that will optimize the strength of your algorithms* Uncover hidden patterns and structures in data with clustering* Improve accuracy and consistency of results using powerful feature engineering techniques* Gain practical and theoretical understanding of cutting-edge deep learning algorithms* Solve unique tasks by building models* Get grips on the machine learning design processIn DetailMachine learning and predictive analytics are becoming one of the key strategies for unlocking growth in a challenging contemporary marketplace. It is one of the fastest growing trends in modern computing, and everyone wants to get into the field of machine learning. In order to obtain sufficient recognition in this field, one must be able to understand and design a machine learning system that serves the needs of a project.The idea is to prepare a learning path that will help you to tackle the real-world complexities of modern machine learning with innovative and cutting-edge techniques. Also, it will give you a solid foundation in the machine learning design process, and enable you to build customized machine learning models to solve unique problems.The course begins with getting your Python fundamentals nailed down. It focuses on answering the right questions that cove a wide range of powerful Python libraries, including scikit-learn Theano and Keras.After getting familiar with Python core concepts, it's time to dive into the field of data science. You will further gain a solid foundation on the machine learning design and also learn to customize models for solving problems.At a later stage, you will get a grip on more advanced techniques and acquire a broad set of powerful skills in the area of feature selection and feature engineering.Style and approachThis course includes all the resources that will help you jump into the data science field with Python. The aim is to walk through the elements of Python covering powerful machine learning libraries. This course will explain important machine learning models in a step-by-step manner. Each topic is well explained with real-world applications with detailed guidance.Through this comprehensive guide, you will be able to explore machine learning techniques.

Applied machine learning with a solid foundation in theory. Revised and expanded for TensorFlow 2, GANs, and reinforcement learning.Purchase of the print or Kindle book includes a free eBook in the PDF format.Key FeaturesThird edition of the bestselling, widely acclaimed Python machine learning bookClear and intuitive explanations take you deep into the theory and practice of Python machine learningFully updated and expanded to cover TensorFlow 2, Generative Adversarial Network models, reinforcement learning, and best practicesBook DescriptionPython Machine Learning, Third Edition is a comprehensive guide to machine learning and deep learning with Python. It acts as both a step-by-step tutorial, and a reference you'll keep coming back to as you build your machine learning systems.Packed with clear explanations, visualizations, and working examples, the book covers all the essential machine learning techniques in depth. While some books teach you only to follow instructions, with this machine learning book, Raschka and Mirjalili teach the principles behind machine learning, allowing you to build models and applications for yourself.Updated for TensorFlow 2.0, this new third edition introduces readers to its new Keras API features, as well as the latest additions to scikit-learn. It's also expanded to cover cutting-edge reinforcement learning techniques based on deep learning, as well as an introduction to GANs. Finally, this book also explores a subfield of natural language processing (NLP) called sentiment analysis, helping you learn how to use machine learning algorithms to classify documents.This book is your companion to machine learning with Python, whether you're a Python developer new to machine learning or want to deepen your knowledge of the latest developments.What you will learnMaster the frameworks, models, and techniques that enable machines to 'learn' from dataUse scikit-learn for machine learning and TensorFlow for deep learningApply machine learning to image classification, sentiment analysis, intelligent web applications, and moreBuild and train neural networks, GANs, and other modelsDiscover best practices for evaluating and tuning modelsPredict continuous target outcomes using regression analysisDig deeper into textual and social media data using sentiment analysisWho this book is forIf you know some Python and you want to use machine learning and deep learning, pick up this book. Whether you want to start from scratch or extend your machine learning knowledge, this is an essential resource. Written for developers and data scientists who want to create practical machine learning and deep learning code, this book is ideal for anyone who wants to teach computers how to learn from data.

Applied machine learning with a solid foundation in theory. Revised and expanded for TensorFlow 2, GANs, and reinforcement learning.

Purchase of the print or Kindle book includes a free eBook in the PDF format.

Key Features

Third edition of the bestselling, widely acclaimed Python machine learning bookClear and intuitive explanations take you deep into the theory and practice of Python machine learningFully updated and expanded to cover TensorFlow 2, Generative Adversarial Network models, reinforcement learning, and best practices

Book Description

Python Machine Learning, Third Edition is a comprehensive guide to machine learning and deep learning with Python. It acts as both a step-by-step tutorial, and a reference you''ll keep coming back to as you build your machine learning systems.

Packed with clear explanations, visualizations, and working examples, the book covers all the essential machine learning techniques in depth. While some books teach you only to follow instructions, with this machine learning book, Raschka and Mirjalili teach the principles behind machine learning, allowing you to build models and applications for yourself.

Updated for TensorFlow 2.0, this new third edition introduces readers to its new Keras API features, as well as the latest additions to scikit-learn. It''s also expanded to cover cutting-edge reinforcement learning techniques based on deep learning, as well as an introduction to GANs. Finally, this book also explores a subfield of natural language processing (NLP) called sentiment analysis, helping you learn how to use machine learning algorithms to classify documents.

This book is your companion to machine learning with Python, whether you''re a Python developer new to machine learning or want to deepen your knowledge of the latest developments.

What you will learn

Master the frameworks, models, and techniques that enable machines to ''learn'' from dataUse scikit-learn for machine learning and TensorFlow for deep learningApply machine learning to image classification, sentiment analysis, intelligent web applications, and moreBuild and train neural networks, GANs, and other modelsDiscover best practices for evaluating and tuning modelsPredict continuous target outcomes using regression analysisDig deeper into textual and social media data using sentiment analysis

Who this book is for

If you know some Python and you want to use machine learning and deep learning, pick up this book. Whether you want to start from scratch or extend your machine learning knowledge, this is an essential resource. Written for developers and data scientists who want to create practical machine learning and deep learning code, this book is ideal for anyone who wants to teach computers how to learn from data.

This book of the bestselling and widely acclaimed Python Machine Learning series is a comprehensive guide to machine and deep learning using PyTorch s simple to code framework.Purchase of the print or Kindle book includes a free eBook in PDF format.

Key Features

Learn applied machine learning with a solid foundation in theoryClear, intuitive explanations take you deep into the theory and practice of Python machine learningFully updated and expanded to cover PyTorch, transformers, XGBoost, graph neural networks, and best practices

Book Description

Machine Learning with PyTorch and Scikit-Learn is a comprehensive guide to machine learning and deep learning with PyTorch. It acts as both a step-by-step tutorial and a reference you''ll keep coming back to as you build your machine learning systems.Packed with clear explanations, visualizations, and examples, the book covers all the essential machine learning techniques in depth. While some books teach you only to follow instructions, with this machine learning book, we teach the principles allowing you to build models and applications for yourself.Why PyTorch?PyTorch is the Pythonic way to learn machine learning, making it easier to learn and simpler to code with. This book explains the essential parts of PyTorch and how to create models using popular libraries, such as PyTorch Lightning and PyTorch Geometric.You will also learn about generative adversarial networks (GANs) for generating new data and training intelligent agents with reinforcement learning. Finally, this new edition is expanded to cover the latest trends in deep learning, including graph neural networks and large-scale transformers used for natural language processing (NLP).This PyTorch book is your companion to machine learning with Python, whether you''re a Python developer new to machine learning or want to deepen your knowledge of the latest developments.

What you will learn

Explore frameworks, models, and techniques for machines to learn from dataUse scikit-learn for machine learning and PyTorch for deep learningTrain machine learning classifiers on images, text, and moreBuild and train neural networks, transformers, and boosting algorithmsDiscover best practices for evaluating and tuning modelsPredict continuous target outcomes using regression analysisDig deeper into textual and social media data using sentiment analysis

Who this book is for

If you have a good grasp of Python basics and want to start learning about machine learning and deep learning, then this is the book for you. This is an essential resource written for developers and data scientists who want to create practical machine learning and deep learning applications using scikit-learn and PyTorch.Before you get started with this book, you’ll need a good understanding of calculus, as well as linear algebra.

This book of the bestselling and widely acclaimed Python Machine Learning series is a comprehensive guide to machine and deep learning using PyTorch s simple to code framework.Purchase of the print or Kindle book includes a free eBook in PDF format.Key FeaturesLearn applied machine learning with a solid foundation in theoryClear, intuitive explanations take you deep into the theory and practice of Python machine learningFully updated and expanded to cover PyTorch, transformers, XGBoost, graph neural networks, and best practicesBook DescriptionMachine Learning with PyTorch and Scikit-Learn is a comprehensive guide to machine learning and deep learning with PyTorch. It acts as both a step-by-step tutorial and a reference you'll keep coming back to as you build your machine learning systems.Packed with clear explanations, visualizations, and examples, the book covers all the essential machine learning techniques in depth. While some books teach you only to follow instructions, with this machine learning book, we teach the principles allowing you to build models and applications for yourself.Why PyTorch?PyTorch is the Pythonic way to learn machine learning, making it easier to learn and simpler to code with. This book explains the essential parts of PyTorch and how to create models using popular libraries, such as PyTorch Lightning and PyTorch Geometric.You will also learn about generative adversarial networks (GANs) for generating new data and training intelligent agents with reinforcement learning. Finally, this new edition is expanded to cover the latest trends in deep learning, including graph neural networks and large-scale transformers used for natural language processing (NLP).This PyTorch book is your companion to machine learning with Python, whether you're a Python developer new to machine learning or want to deepen your knowledge of the latest developments.What you will learnExplore frameworks, models, and techniques for machines to learn from dataUse scikit-learn for machine learning and PyTorch for deep learningTrain machine learning classifiers on images, text, and moreBuild and train neural networks, transformers, and boosting algorithmsDiscover best practices for evaluating and tuning modelsPredict continuous target outcomes using regression analysisDig deeper into textual and social media data using sentiment analysisWho this book is forIf you have a good grasp of Python basics and want to start learning about machine learning and deep learning, then this is the book for you. This is an essential resource written for developers and data scientists who want to create practical machine learning and deep learning applications using scikit-learn and PyTorch.Before you get started with this book, you’ll need a good understanding of calculus, as well as linear algebra.

Vertiefendes Wissen von Deep Learning über Computer Vision bis Natural Language Processing- Schließt die Lücke zwischen Grundlagen und Profiwissen- Einfache, prägnante Erklärungen zu wichtigen und aktuellen Themen- Mit Übungsaufgaben sowie Codebeispielen auf GitHub Sie verfügen bereits über Grundkenntnisse zu maschinellem Lernen und künstlicher Intelligenz, haben aber viele Fragen und wollen tiefer in wesentliche und aktuelle Konzepte eintauchen? ML- und KI-Experte Sebastian Raschka greift in diesem Buch die wichtigsten Schlüsselfragen auf und liefert sowohl prägnante als auch einfach verständliche Erklärungen zu komplexen und fortgeschrittenen Themen wie Deep Learning, Überanpassung, Self-Supervised Learning, generative KI, Computer Vision, Natural Language Processing und Modellevaluierung.Viele Beispiele, anschauliche Illustrationen und praktische Übungsaufgaben helfen Ihnen dabei, das Erlernte nicht nur schnell zu verstehen, sondern auch praktisch umzusetzen. Dabei werden weder fortgeschrittene Mathematik- noch Programmierkenntnisse vorausgesetzt – wer tiefer in den Code eintauchen will, findet jedoch im kostenlosen Zusatzmaterial einige Codebeispiele.Aus dem Inhalt:- Umgang mit verschiedenen Zufallsquellen beim Training neuronaler Netze- Unterscheidung zwischen Encoder- und Decoder-Architekturen in großen Sprachmodellen (LLMs)- Verringerung von Überanpassung durch Daten- und Modellmodifikationen- Konstruktion von Konfidenzintervallen für Klassifizierer und Optimierung von Modellen mit begrenzten gelabelten Daten- Wählen zwischen verschiedenen Multi-GPU-Trainingsparadigmen und verschiedenen Arten von generativen KI-Modellen- Verstehen von Performancemetriken für die Verarbeitung natürlicher Sprache

Vertiefendes Wissen von Deep Learning über Computer Vision bis Natural Language Processing- Schließt die Lücke zwischen Grundlagen und Profiwissen- Einfache, prägnante Erklärungen zu wichtigen und aktuellen Themen- Mit Übungsaufgaben sowie Codebeispielen auf GitHub Sie verfügen bereits über Grundkenntnisse zu maschinellem Lernen und künstlicher Intelligenz, haben aber viele Fragen und wollen tiefer in wesentliche und aktuelle Konzepte eintauchen? ML- und KI-Experte Sebastian Raschka greift in diesem Buch die wichtigsten Schlüsselfragen auf und liefert sowohl prägnante als auch einfach verständliche Erklärungen zu komplexen und fortgeschrittenen Themen wie Deep Learning, Überanpassung, Self-Supervised Learning, generative KI, Computer Vision, Natural Language Processing und Modellevaluierung.Viele Beispiele, anschauliche Illustrationen und praktische Übungsaufgaben helfen Ihnen dabei, das Erlernte nicht nur schnell zu verstehen, sondern auch praktisch umzusetzen. Dabei werden weder fortgeschrittene Mathematik- noch Programmierkenntnisse vorausgesetzt – wer tiefer in den Code eintauchen will, findet jedoch im kostenlosen Zusatzmaterial einige Codebeispiele.Aus dem Inhalt:- Umgang mit verschiedenen Zufallsquellen beim Training neuronaler Netze- Unterscheidung zwischen Encoder- und Decoder-Architekturen in großen Sprachmodellen (LLMs)- Verringerung von Überanpassung durch Daten- und Modellmodifikationen- Konstruktion von Konfidenzintervallen für Klassifizierer und Optimierung von Modellen mit begrenzten gelabelten Daten- Wählen zwischen verschiedenen Multi-GPU-Trainingsparadigmen und verschiedenen Arten von generativen KI-Modellen- Verstehen von Performancemetriken für die Verarbeitung natürlicher Sprache

LLMs selbst erstellen und von Grund auf verstehen!- Der Bestseller aus den USA jetzt in deutscher Übersetzung der ideale Einstieg in das Thema Large Language Models- Auf dem eigenen Laptop entwickeln, trainieren und tunen Sie ein LLM, das mit GPT-2 vergleichbar ist, und bekommen dadurch einen tiefen Einblick in die Funktionsweise von LLMs- Bestsellerautor Sebastian Raschka erklärt die Grundlagen und die Vorgehensweise Schritt für Schritt und sehr gut verständlich Dieses Buch ist eine spannende Reise in die Blackbox der Generativen KI: Ohne auf bestehende LLM-Bibliotheken zurückzugreifen, programmieren Sie ein LLM-Basismodell im GPT-Stil auf dem eigenen Rechner. Sie entwickeln es zu einem Textklassifikator weiter und erstellen schließlich einen Chatbot, der Ihren Anweisungen folgt und den Sie als persönlichen KI-Assistenten verwenden können. Jeder Schritt wird mit klaren Beschreibungen, Diagrammen und Beispielen erklärt.Auf diese Weise eignen Sie sich aktiv und ganz praktisch grundlegendes Wissen zur aktuell wichtigsten KI-Technologie an – denn Sie haben Ihren Chatbot selbst gebaut! Während Sie die einzelnen Phasen der LLM-Erstellung durchlaufen, entwickeln Sie eine klarere Vorstellung davon, wie LLMs unter der Haube funktionieren.Sie erfahren, wie Sie- alle Bestandteile eines LLMs planen und programmieren- einen für das LLM-Training geeigneten Datensatz vorbereiten- das LLM mit Ihren eigenen Daten optimieren- Feedback nutzen, um sicherzustellen, dass das LLM Ihren Anweisungen folgt- vortrainierte Gewichte in das LLM laden

LLMs selbst erstellen und von Grund auf verstehen!- Der Bestseller aus den USA jetzt in deutscher Übersetzung der ideale Einstieg in das Thema Large Language Models- Auf dem eigenen Laptop entwickeln, trainieren und tunen Sie ein LLM, das mit GPT-2 vergleichbar ist, und bekommen dadurch einen tiefen Einblick in die Funktionsweise von LLMs- Bestsellerautor Sebastian Raschka erklärt die Grundlagen und die Vorgehensweise Schritt für Schritt und sehr gut verständlich Dieses Buch ist eine spannende Reise in die Blackbox der Generativen KI: Ohne auf bestehende LLM-Bibliotheken zurückzugreifen, programmieren Sie ein LLM-Basismodell im GPT-Stil auf dem eigenen Rechner. Sie entwickeln es zu einem Textklassifikator weiter und erstellen schließlich einen Chatbot, der Ihren Anweisungen folgt und den Sie als persönlichen KI-Assistenten verwenden können. Jeder Schritt wird mit klaren Beschreibungen, Diagrammen und Beispielen erklärt.Auf diese Weise eignen Sie sich aktiv und ganz praktisch grundlegendes Wissen zur aktuell wichtigsten KI-Technologie an – denn Sie haben Ihren Chatbot selbst gebaut! Während Sie die einzelnen Phasen der LLM-Erstellung durchlaufen, entwickeln Sie eine klarere Vorstellung davon, wie LLMs unter der Haube funktionieren.Sie erfahren, wie Sie- alle Bestandteile eines LLMs planen und programmieren- einen für das LLM-Training geeigneten Datensatz vorbereiten- das LLM mit Ihren eigenen Daten optimieren- Feedback nutzen, um sicherzustellen, dass das LLM Ihren Anweisungen folgt- vortrainierte Gewichte in das LLM laden

El aprendizaje automático está invadiendo el mundo del software. Si quieres entender y trabajar la vanguardia del aprendizaje automático, las redes neuronales y el aprendizaje profundo, esta segunda edición del bestseller Python Machine Learning, es tu libro.Modernizado y ampliado para incluir las tecnologías de código abierto más recientes, como scikit-learn, Keras y TensorFlow, este manual proporciona el conocimiento práctico y las técnicas necesarias para crear eficaces aplicaciones de aprendizaje automático y aprendizaje profundo en Python.El conocimiento y la experiencia únicos de Sebastian Raschka y Vahid Mirjalili presentan los algoritmos de aprendizaje automático y aprendizaje profundo, antes de continuar con temas avanzados en análisis de datos. Combinan los principios teóricos del aprendizaje automático con un enfoque práctico de codificación para una comprensión completa de la teoría del aprendizaje automático y la implementación con Python.Aprenderás a: Explorar y entender los frameworks clave para la ciencia de datos, el aprendizaje automático y el aprendizaje profundoFormular nuevas preguntas sobre datos con modelos de aprendizaje automático y redes neuronalesAprovechar el poder de las últimas librerías de código abierto de Python para aprendizaje automáticoDominar la implementación de redes neuronales profundas con la librería de TensorFlowIncrustar modelos de aprendizaje automáticos en aplicacions web accesiblesPredecir resultados objetivos continuos con análisis de regresiónDescubrir patrones ocultos y estructuras en datos con agrupamientosAnalizar imágenes mediante técnicas de aprendizaje profundoProfundizar en datos de medios sociales y textuales con el análisis de sentimientos

Si busca un manual de referencia sobre Machine Learning y Deep Learning con PyTorch, ha llegado al libro indicado. En él se explica paso a paso cómo construir sistemas de aprendizaje automático con éxito. Mientras que en algunos libros solo se enseña a seguir instrucciones, en este descubrirá los principios para crear modelos y aplicaciones por sí mismo. Encontrará multitud de explicaciones claras, visualizaciones y ejemplos, y aprenderá en profundidad todas las técnicas esenciales de Machine Learning.Actualizado para ocuparse de Machine Learning utilizando PyTorch, este libro también presenta las últimas incorporaciones a Scikit-Learn. Además, trata varias técnicas de Machine Learning y Deep Learning para la clasificación de textos e imágenes. Con este libro, también aprenderá sobre las redes generativas antagónicas (GAN), útiles para generar nuevos datos y entrenar agentes inteligentes con aprendizaje reforzado. Por último, esta edición incluye las últimas tendencias en Machine Learning, como las introducciones a las redes neuronales de grafos y transformadores a gran escala utilizados para el procesamiento del lenguaje natural (NLP).Sin duda, tanto si es un desarrollador de Python neófito en Machine Learning como si desea profundizar en los últimos avances, este libro de PyTorch será su gran aliado en el aprendizaje automático con Python.«Estoy seguro de que este libro le resultará muy valioso, tanto por ofrecer una visión general del apasionante campo de Machine Learning, como por ser un tesoro de conocimientos prácticos. Espero que le inspire a aplicar Machine Learning para lograr un mayor beneficio, sea cual sea su problemática»Gracias a esta lectura: •Explorará marcos de trabajo, modelos y técnicas para que las máquinas «aprendan» de los datos•Empleará Scikit-Learn para Machine Learning y PyTorch para Deep Learning•Entrenará clasificadores de Machine Learning en imágenes, texto, etc.•Creará y entrenará redes neuronales, transformadores y redes neuronales gráficas•Descubrirá las mejores prácticas para evaluar y ajustar los modelos•Pronosticará los resultados de elementos continuos utilizando el análisis de regresión•Profundizará en los datos textuales y de las redes sociales mediante el análisis de sentimiento