This book investigates the complex problem of quantifying and classifying software similarity. It examines various approaches and techniques used in the field, drawing on research in computer science, information security, and software engineering. The author, Yang Xiang, presents a framework for understanding how different software systems relate to each other, which is crucial for tasks such as plagiarism detection, malware analysis, and code reuse.

The book is likely to be regarded as a technical and academic resource for researchers and practitioners in software engineering and computer security. Its focus on specific methodologies and applications suggests it is aimed at an audience familiar with the underlying technical concepts. The subject matter points to a dense, specialist text that provides a comprehensive overview of the state-of-the-art in software similarity and classification.