Half price e-books this week
“R language introduction classic“
By Andy Nicholas
This book serves as a learning guide for R language, explaining the basic concepts and programming skills of R language in detail. Starting from the most basic knowledge, this book introduces the basic concepts and important features of R from simple to profound, and uses a large number of examples and graphics to demonstrate and explain. It aims to help readers develop good programming habits and write professional and efficient codes while mastering R language.
“Machine learning Web applications“
【 例 】 By Andrea Isoni
This book explains how to develop a Web business application using Python, the Django framework, and how to use off-the-shelf libraries and tools (Sklearn, Scipy, NLTK, Django, etc.) to process and analyze the data generated or used by your application. This book covers not only the core concepts of machine learning, but also how to deploy data to Web applications developed using the Django framework, including Web, document, and server-side data mining and recommendation engine construction.
This book is suitable for readers who are interested in becoming or becoming data scientists, as well as those interested in machine learning, Web data mining and other technical practices.
“Usability Testing Manual (2nd edition)“
By Jeffrey Rubin
Usability testing is a way of having a representative group of users perform typical actions on a product while observers and developers watch, listen, and take notes.
This book provides a comprehensive introduction to usability and its testing methods. The book is divided into 14 chapters, Respectively introduces the usability, usability testing, test content, test, a host of skills, identified the establishment of the test plan, test environment, subjects, prepare the test material, test execution link, and back to the above, participants and observer analysis data and observations, reporting findings and recommendations, basic methods of change, from a usability test to user experience design, etc.
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