The book "Processing of speech and sound signals and images in special software packages" by C. In. Dvoryankina is a fascinating and in-depth research in the field of data processing, which will become an indispensable resource for both students and professionals working in the field of information technology, telecommunications and multimedia. This publication not only introduces the reader to the basics of processing sound and visual signals, but also immerses in the world of modern technologies that change our perception of information. The book explores key aspects of speech and sound signal processing, as well as images, making it relevant to a wide range of readers. Students of technical specialties, graduate students, as well as specialists in the field of programming and software development will find here a lot of useful knowledge and practical recommendations. This publication will be of interest to those seeking to improve their skills in data analysis and processing, as well as to those who want to understand how modern algorithms and technologies affect everyday life. C. In. Dvoryankin, a well-known specialist in the field of signal processing, shares his experience and knowledge, creating an accessible and understandable text. The book covers a wide range of topics, ranging from the basics of signal theory to modern methods and algorithms used in special software packages. The reader will be able to learn about the principles of working with speech and audio signals, as well as how to process images using various software tools. One of the main themes of the book is the application of signal processing methods to real-world problems. Dvoryankin not only explains the theoretical aspects, but also offers practical examples, which makes the material more clear and understandable. Readers will be able to see how theoretical knowledge is applied in practice, which is especially important for those who want to realize their ideas in the field of software development. The book also raises important questions related to data processing in the context of a large amount of information. In today's world, where data volumes are growing every day, the ability to effectively process and analyze information is becoming a key skill. Dvoryankin focuses on modern approaches and technologies that allow you to cope with this task, which makes the book relevant for specialists in the field of Big Data and analytics. The author's style is distinguished by clarity and logical presentation, which allows the reader to easily assimilate complex concepts. Dvoryankin uses many illustrations and examples, which makes the learning process more exciting and interactive. This edition will be an excellent addition to the library of anyone interested in processing signals and images. If you are looking for literature[edit] which will help you to master modern methods of data processing , improve your programming skills and understand , How technology affects our perception of the world the book "Processing speech and sound signals and images in special software packages" will be a real find for you. It will not only expand your knowledge, but also inspire new ideas and projects in the field of information technology.