Python Deep Learning. Exploring deep learning techniques and neural network architectures with PyTorch, Keras, and TensorFlow - Second Edition

Ivan Vasilev, Daniel Slater, Gianmario Spacagna, Peter Roelants, ...

With the surge in artificial intelligence in applications catering to both business and consumer needs, deep learning is more important than ever for meeting current and future market demands. With this book, you’ll explore deep learning, and learn how to put machine learning to use in your projects.This second edition of Python Deep Learning will get you up to speed with deep learning, deep neural networks, and how to train them with high-performance algorithms and popular Python frameworks. You’ll uncover different neural network architectures, such as convolutional networks, recurrent neural networks, long short-term memory (LSTM) networks, and capsule networks. You’ll also learn how to solve problems in the fields of computer vision, natural language processing (NLP), and speech recognition. You'll study generative model approaches such as variational autoencoders and Generative Adversarial Networks (GANs) to generate images. As you delve into newly evolved areas of reinforcement learning, you’ll gain an understanding of state-of-the-art algorithms that are the main components behind popular games Go, Atari, and Dota.By the end of the book, you will be well-versed with the theory of deep learning along with its real-world applications.

Python: End-to-end Data Analysis. Leverage the power of Python to clean, scrape, analyze, and visualize your data

Ivan Idris, Luiz Felipe Martins, Martin Czygan, Phuong Vo.T.H, ...

Data analysis is the process of applying logical and analytical reasoning to study each component of data present in the system. Python is a multi-domain, high-level, programming language that offers a range of tools and libraries suitable for all purposes, it has slowly evolved as one of the primary languages for data science. Have you ever imagined becoming an expert at effectively approaching data analysis problems, solving them, and extracting all of the available information from your data? If yes, look no further, this is the course you need!In this course, we will get you started with Python data analysis by introducing the basics of data analysis and supported Python libraries such as matplotlib, NumPy, and pandas. Create visualizations by choosing color maps, different shapes, sizes, and palettes then delve into statistical data analysis using distribution algorithms and correlations. You’ll then find your way around different data and numerical problems, get to grips with Spark and HDFS, and set up migration scripts for web mining. You’ll be able to quickly and accurately perform hands-on sorting, reduction, and subsequent analysis, and fully appreciate how data analysis methods can support business decision-making. Finally, you will delve into advanced techniques such as performing regression, quantifying cause and effect using Bayesian methods, and discovering how to use Python’s tools for supervised machine learning.The course provides you with highly practical content explaining data analysis with Python, from the following Packt books:1. Getting Started with Python Data Analysis.2. Python Data Analysis Cookbook.3. Mastering Python Data Analysis.By the end of this course, you will have all the knowledge you need to analyze your data with varying complexity levels, and turn it into actionable insights.

Python Feature Engineering Cookbook. Over 70 recipes for creating, engineering, and transforming features to build machine learning models - Second Edition

Soledad Galli

Feature engineering, the process of transforming variables and creating features, albeit time-consuming, ensures that your machine learning models perform seamlessly. This second edition of Python Feature Engineering Cookbook will take the struggle out of feature engineering by showing you how to use open source Python libraries to accelerate the process via a plethora of practical, hands-on recipes.This updated edition begins by addressing fundamental data challenges such as missing data and categorical values, before moving on to strategies for dealing with skewed distributions and outliers. The concluding chapters show you how to develop new features from various types of data, including text, time series, and relational databases. With the help of numerous open source Python libraries, you'll learn how to implement each feature engineering method in a performant, reproducible, and elegant manner.By the end of this Python book, you will have the tools and expertise needed to confidently build end-to-end and reproducible feature engineering pipelines that can be deployed into production.

Python for Algorithmic Trading Cookbook. Recipes for designing, building, and deploying algorithmic trading strategies with Python

Jason Strimpel

Discover how Python has made algorithmic trading accessible to non-professionals with unparalleled expertise and practical insights from Jason Strimpel, founder of PyQuant News and a seasoned professional with global experience in trading and risk management. This book guides you through from the basics of quantitative finance and data acquisition to advanced stages of backtesting and live trading.Detailed recipes will help you leverage the cutting-edge OpenBB SDK to gather freely available data for stocks, options, and futures, and build your own research environment using lightning-fast storage techniques like SQLite, HDF5, and ArcticDB. This book shows you how to use SciPy and statsmodels to identify alpha factors and hedge risk, and construct momentum and mean-reversion factors. You’ll optimize strategy parameters with walk-forward optimization using VectorBT and construct a production-ready backtest using Zipline Reloaded. Implementing all that you’ve learned, you’ll set up and deploy your algorithmic trading strategies in a live trading environment using the Interactive Brokers API, allowing you to stream tick-level data, submit orders, and retrieve portfolio details.By the end of this algorithmic trading book, you'll not only have grasped the essential concepts but also the practical skills needed to implement and execute sophisticated trading strategies using Python.

Python for Finance. Apply powerful finance models and quantitative analysis with Python - Second Edition

Yuxing Yan

This book uses Python as its computational tool. Since Python is free, any school ororganization can download and use it. This book is organized according to various finance subjects. In other words, the first edition focuses more on Python, while the second edition is truly trying to apply Python to finance.The book starts by explaining topics exclusively related to Python. Then we deal with critical parts of Python, explaining concepts such as time value of money stock and bond evaluations, capital asset pricing model, multi-factor models, time series analysis, portfolio theory,options and futures.This book will help us to learn or review the basics of quantitative finance and apply Python to solve various problems, such as estimating IBM’s market risk,running a Fama-French 3-factor, 5-factor, or Fama-French-Carhart 4 factor model, estimating the VaR of a 5-stock portfolio, estimating the optimal portfolio, and constructing the efficient frontier for a 20-stock portfolio with real-world stock, and with Monte Carlo Simulation. Later, we will also learn how to replicate the famous Black-Scholes-Merton option model and how to price exotic options such as the average price call option.

Python Fundamentals. A practical guide for learning Python, complete with real-world projects for you to explore

Ryan Marvin, Mark Nganga, Amos Omondi

After a brief history of Python and key differences between Python 2 and Python 3, you'll understand how Python has been used in applications such as YouTube and Google App Engine. As you work with the language, you'll learn about control statements, delve into controlling program flow and gradually work on more structured programs via functions.As you settle into the Python ecosystem, you'll learn about data structures and study ways to correctly store and represent information. By working through specific examples, you'll learn how Python implements object-oriented programming (OOP) concepts of abstraction, encapsulation of data, inheritance, and polymorphism. You'll be given an overview of how imports, modules, and packages work in Python, how you can handle errors to prevent apps from crashing, as well as file manipulation.By the end of this book, you'll have built up an impressive portfolio of projects and armed yourself with the skills you need to tackle Python projects in the real world.

Python Machine Learning By Example. The easiest way to get into machine learning

Yuxi (Hayden) Liu

Data science and machine learning are some of the top buzzwords in the technical world today. A resurging interest in machine learning is due to the same factors that have made data mining and Bayesian analysis more popular than ever. This book is your entry point to machine learning. This book starts with an introduction to machine learning and the Python language and shows you how to complete the setup. Moving ahead, you will learn all the important concepts such as, exploratory data analysis, data preprocessing, feature extraction, data visualization and clustering, classification, regression and model performance evaluation. With the help of various projects included, you will find it intriguing to acquire the mechanics of several important machine learning algorithms – they are no more obscure as they thought. Also, you will be guided step by step to build your own models from scratch. Toward the end, you will gather a broad picture of the machine learning ecosystem and best practices of applying machine learning techniques. Through this book, you will learn to tackle data-driven problems and implement your solutions with the powerful yet simple language, Python. Interesting and easy-to-follow examples, to name some, news topic classification, spam email detection, online ad click-through prediction, stock prices forecast, will keep you glued till you reach your goal.

Python Machine Learning Cookbook. 100 recipes that teach you how to perform various machine learning tasks in the real world

Prateek Joshi

Machine learning is becoming increasingly pervasive in the modern data-driven world. It is used extensively across many fields such as search engines, robotics, self-driving cars, and more. With this book, you will learn how to perform various machine learning tasks in different environments. We’ll start by exploring a range of real-life scenarios where machine learning can be used, and look at various building blocks. Throughout the book, you’ll use a wide variety of machine learning algorithms to solve real-world problems and use Python to implement these algorithms. You’ll discover how to deal with various types of data and explore the differences between machine learning paradigms such as supervised and unsupervised learning. We also cover a range of regression techniques, classification algorithms, predictive modeling, data visualization techniques, recommendation engines, and more with the help of real-world examples.

Python Machine Learning. Learn how to build powerful Python machine learning algorithms to generate useful data insights with this data analysis tutorial

Sebastian Raschka

Machine learning and predictive analytics are transforming the way businesses and other organizations operate. Being able to understand trends and patterns in complex data is critical to success, becoming one of the key strategies for unlocking growth in a challenging contemporary marketplace. Python can help you deliver key insights into your data – its unique capabilities as a language let you build sophisticated algorithms and statistical models that can reveal new perspectives and answer key questions that are vital for success.Python Machine Learning gives you access to the world of predictive analytics and demonstrates why Python is one of the world’s leading data science languages. If you want to ask better questions of data, or need to improve and extend the capabilities of your machine learning systems, this practical data science book is invaluable. Covering a wide range of powerful Python libraries, including scikit-learn, Theano, and Keras, and featuring guidance and tips on everything from sentiment analysis to neural networks, you’ll soon be able to answer some of the most important questions facing you and your organization.

Python Natural Language Processing. Advanced machine learning and deep learning techniques for natural language processing

Jalaj Thanaki

This book starts off by laying the foundation for Natural Language Processing and why Python is one of the best options to build an NLP-based expert system with advantages such as Community support, availability of frameworks and so on. Later it gives you a better understanding of available free forms of corpus and different types of dataset. After this, you will know how to choose a dataset for natural language processing applications and find the right NLP techniques to process sentences in datasets and understand their structure. You will also learn how to tokenize different parts of sentences and ways to analyze them. During the course of the book, you will explore the semantic as well as syntactic analysis of text. You will understand how to solve various ambiguities in processing human language and will come across various scenarios while performing text analysis. You will learn the very basics of getting the environment ready for natural language processing, move on to the initial setup, and then quickly understand sentences and language parts. You will learn the power of Machine Learning and Deep Learning to extract information from text data.By the end of the book, you will have a clear understanding of natural language processing and will have worked on multiple examples that implement NLP in the real world.

Python. Podstawy nauki o danych. Wydanie II

Nauka o danych jest nową, interdyscyplinarną dziedziną, funkcjonującą na pograniczu algebry liniowej, modelowania statystycznego, lingwistyki komputerowej, uczenia maszynowego oraz metod akumulacji danych. Jest przydatna między innymi dla analityków biznesowych, statystyków, architektów oprogramowania i osób zajmujących się sztuczną inteligencją. Szczególnie praktycznym narzędziem dla tych specjalistów jest język Python, który zapewnia doskonałe środowisko do analizy danych, uczenia maszynowego i algorytmicznego rozwiązywania problemów. Niniejsza książka jest doskonałym wprowadzeniem do nauki o danych. Jej autorzy wskażą Ci prostą i szybką drogę do rozwiązywania różnych problemów z tego obszaru za pomocą Pythona oraz powiązanych z nim pakietów do analizy danych i uczenia maszynowego. Dzięki lekturze przejdziesz przez kolejne etapy modyfikowania i wstępnego przetwarzania danych, poznając przy tym podstawowe operacje związane z wczytywaniem danych, przekształcaniem ich, poprawianiem na potrzeby analiz, eksplorowaniem i przetwarzaniem. Poza podstawami opanujesz też zagadnienia uczenia maszynowego, w tym uczenia głębokiego, techniki analizy grafów oraz wizualizacji danych. Najważniejsze zagadnienia przedstawione w książce: konfiguracja środowiska Jupyter Notebook najważniejsze operacje stosowane w nauce o danych potoki danych i uczenie maszynowe wprowadzenie do grafów i wizualizacje biblioteki i pakiety Pythona służące do badań danych Nauka o danych — fascynujące algorytmy i potężne grafy! Alberto Boschetti specjalizuje się w przetwarzaniu sygnałów i statystyce. Jest doktorem inżynierii telekomunikacyjnej. Zajmuje się przetwarzaniem języków naturalnych, analityką behawioralną, uczeniem maszynowym i przetwarzaniem rozproszonym. Luca Massaron specjalizuje się w statystycznych analizach wieloczynnikowych, uczeniu maszynowym, statystyce, eksploracji danych i algorytmice. Pasjonuje się potencjałem, jaki drzemie w nauce o danych.

Python: Real World Machine Learning. Take your Python Machine learning skills to the next level

Prateek Joshi, Luca Massaron, John Hearty, Alberto Boschetti, ...

Machine learning is increasingly spreading in the modern data-driven world. It is used extensively across many fields such as search engines, robotics, self-driving cars, and more. Machine learning is transforming the way we understand and interact with the world around us.In the first module, Python Machine Learning Cookbook, you will learn how to perform various machine learning tasks using a wide variety of machine learning algorithms to solve real-world problems and use Python to implement these algorithms.The second module, Advanced Machine Learning with Python, is designed to take you on a guided tour of the most relevant and powerful machine learning techniques and you’ll acquire a broad set of powerful skills in the area of feature selection and feature engineering.The third module in this learning path, Large Scale Machine Learning with Python, dives into scalable machine learning and the three forms of scalability. It covers the most effective machine learning techniques on a map reduce framework in Hadoop and Spark in Python.This Learning Path will teach you Python machine learning for the real world. The machine learning techniques covered in this Learning Path are at the forefront of commercial practice.This Learning Path combines some of the best that Packt has to offer in one complete, curated package. It includes content from the following Packt products:? Python Machine Learning Cookbook by Prateek Joshi? Advanced Machine Learning with Python by John Hearty? Large Scale Machine Learning with Python by Bastiaan Sjardin, Alberto Boschetti, Luca Massaron

Python: Real-World Data Science. Real-World Data Science

Fabrizio Romano, Dusty Phillips, Phuong Vo.T.H, Martin Czygan, ...

The Python: Real-World Data Science course will take you on a journey to become an efficient data science practitioner by thoroughly understanding the key concepts of Python. This learning path is divided into four modules and each module are a mini course in their own right, and as you complete each one, you’ll have gained key skills and be ready for the material in the next module. The course begins with getting your Python fundamentals nailed down. After getting familiar with Python core concepts, it’s time that you dive into the field of data science. In the second module, you'll learn how to perform data analysis using Python in a practical and example-driven way. The third module will teach you how to design and develop data mining applications using a variety of datasets, starting with basic classification and affinity analysis to more complex data types including text, images, and graphs. Machine learning and predictive analytics have become the most important approaches to uncover data gold mines. In the final module, we'll discuss the necessary details regarding machine learning concepts, offering intuitive yet informative explanations on how machine learning algorithms work, how to use them, and most importantly, how to avoid the common pitfalls.

Python Social Media Analytics. Analyze and visualize data from Twitter, YouTube, GitHub, and more

Siddhartha Chatterjee, Michal Krystyanczuk

Social Media platforms such as Facebook, Twitter, Forums, Pinterest, and YouTube have become part of everyday life in a big way. However, these complex and noisy data streams pose a potent challenge to everyone when it comes to harnessing them properly and benefiting from them. This book will introduce you to the concept of social media analytics, and how you can leverage its capabilities to empower your business.Right from acquiring data from various social networking sources such as Twitter, Facebook, YouTube, Pinterest, and social forums, you will see how to clean data and make it ready for analytical operations using various Python APIs. This book explains how to structure the clean data obtained and store in MongoDB using PyMongo. You will also perform web scraping and visualize data using Scrappy and Beautifulsoup. Finally, you will be introduced to different techniques to perform analytics at scale for your social data on the cloud, using Python and Spark. By the end of this book, you will be able to utilize the power of Python to gain valuable insights from social media data and use them to enhance your business processes.

Python. Uczenie maszynowe

Sebastian Raschka

Sprawdź drugie wydanie tej książki >> --- Uczenie maszynowe, zajmujące się algorytmami analizującymi dane, stanowi chyba najciekawszą dziedzinę informatyki. W czasach, w których generuje się olbrzymie ilości danych, samouczące się algorytmy maszynowe stanowią wyjątkową metodę przekształcania tych danych w wiedzę. W ten sposób powstało wiele innowacyjnych technologii, a możliwości uczenia maszynowego są coraz większe. Nieocenioną pomoc w rozwijaniu tej dziedziny stanowią liczne nowe biblioteki open source, które pozwalają na budowanie algorytmów w języku Python, będącym ulubionym, potężnym i przystępnym narzędziem naukowców i analityków danych. Niniejsza książka jest lekturą obowiązkową dla każdego, kto chce rozwinąć swoją wiedzę o danych naukowych i zamierza w tym celu wykorzystać język Python. Przystępnie opisano tu teoretyczne podstawy dziedziny i przedstawiono wyczerpujące informacje o działaniu algorytmów uczenia maszynowego, sposobach ich wykorzystania oraz metodach unikania poważnych błędów. Zaprezentowano również biblioteki Theano i Keras, sposoby przewidywania wyników docelowych za pomocą analizy regresywnej oraz techniki wykrywania ukrytych wzorców metodą analizy skupień. Nie zabrakło opisu technik przetwarzania wstępnego i zasad oceny modeli uczenia maszynowego. W tej książce: podstawowe rodzaje uczenia maszynowego i ich zastosowanie, biblioteka scikit-learn i klasyfikatory uczenia maszynowego, wydajne łączenie różnych algorytmów uczących, analiza sentymentów — przewidywanie opinii osób na podstawie sposobu pisania, praca z nieoznakowanymi danymi — uczenie nienadzorowane, tworzenie i trenowanie sieci neuronowych. Uczenie maszynowe — odkryj wiedzę, którą niosą dane!

Python w analizie danych. Przetwarzanie danych za pomocą pakietów pandas i NumPy oraz środowiska Jupyter. Wydanie III

Wes McKinney

Wprawny analityk danych potrafi z nich uzyskać wiedzę ułatwiającą podejmowanie trafnych decyzji. Od kilku lat można do tego używać nowoczesnych narzędzi Pythona, które zbudowano specjalnie do tego celu. Praca z nimi nie wymaga głębokiej znajomości statystyki czy algebry. Aby cieszyć się uzyskanymi rezultatami, wystarczy się wprawić w stosowaniu kilku pakietów i środowisk Pythona. Ta książka jest trzecim, starannie zaktualizowanym wydaniem wyczerpującego przewodnika po narzędziach analitycznych Pythona. Uwzględnia Pythona 3.0 i bibliotekę pandas 1.4. Została napisana w przystępny sposób, a poszczególne zagadnienia bogato zilustrowano przykładami, studiami rzeczywistych przypadków i fragmentami kodu. W trakcie lektury nauczysz się korzystać z możliwości oferowanych przez pakiety pandas i NumPy, a także środowiska IPython i Jupyter. Nie zabrakło wskazówek dotyczących używania uniwersalnych narzędzi przeznaczonych do ładowania, czyszczenia, przekształcania i łączenia zbiorów danych. Pozycję docenią analitycy zamierzający zacząć pracę w Pythonie, jak również programiści Pythona, którzy chcą się zająć analizą danych i obliczeniami naukowymi. Dzięki książce nauczysz się: eksplorować dane za pomocą powłoki IPython i środowiska Jupyter korzystać z funkcji pakietów NumPy i pandas używać pakietu matplotlib do tworzenia czytelnych wizualizacji analizować i przetwarzać dane regularnych i nieregularne szeregi czasowe rozwiązywać rzeczywiste problemy analityczne Wes McKinney zaktualizował swoją książkę, aby była podstawowym źródłem informacji o wszystkich zagadnieniach związanych z analizą danych przy użyciu języka Python i biblioteki pandas. Gorąco polecam tę pozycję! Paul Barry, wykładowca i autor książek