Web blocks are ubiquitous across the Web. Navigation menus, advertisements, headers,
footers, and sidebars can be found almost on any website. Identifying these blocks can be of …

This chapter discusses the main challenges addressed within the fields of Web information
extraction and Web page understanding and considers different utilized Web page …

Navigating and performing different tasks on the Web can be frustrating for blind users. This
is related to different aspects including a linear nature of navigation through the content, the …