Machine Vision, 3rd Edition

CHAPTER 18 Motion

18.1 Introduction

In the space available, it will not be possible to cover the whole subject of motion comprehensively; instead, the aim is to provide the flavor of the subject, airing some of the principles that have proved important over the past 20 years or so. Over much of this time, optical flow has been topical, and it is appropriate to study it in fair detail, particularly, as we shall see later from some case studies on the analysis of traffic scenes, because it is being used in actual situations. Later parts of the chapter cover more modern applications of motion anaysis, including people tracking, human gait analysis, and animal tracking.

18.2 Optical Flow

When scenes contain moving objects, analysis is necessarily ...