Download Automated Multi-Camera Surveillance: Algorithms and Practice by Omar Javed PDF

By Omar Javed

The deployment of surveillance structures has captured the curiosity of either the learn and the economic worlds in recent times. the purpose of this attempt is to extend safety and security in numerous software domain names comparable to nationwide protection, domestic and financial institution defense, site visitors tracking and navigation, tourism, and armed forces functions. The video surveillance structures at the moment in use proportion one function: A human operator needs to display screen them constantly, hence restricting the variety of cameras and the world below surveillance and extending price. A superior process might have non-stop lively caution features, capable of alert defense officers in the course of or perhaps prior to the occurring of against the law.

Existing automatic surveillance platforms will be categorized into different types in accordance to:

  • The surroundings they're essentially designed to observe;
  • The variety of sensors that the automatic surveillance process can handle;
  • The mobility of sensor.

The basic drawback of this publication is surveillance in an outside city surroundings, the place it isn't attainable for a unmarried digital camera to watch the total niche. a number of cameras are required to monitor such huge environments. This booklet discusses and proposes concepts for improvement of an automatic multi-camera surveillance method for outside environments, whereas deciding on the real matters process must take care of in life like surveillance situations. The target of the examine offered during this ebook is to construct platforms that may deal successfully with those sensible surveillance needs.

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Extra info for Automated Multi-Camera Surveillance: Algorithms and Practice

Example text

The principal contribution of our approach is that it is an online method, in which separate views (features) of the data are used for co-training, while the combined view is used to make classification decisions in a single framework. To achieve this, we have exploited the fact that the the boosted classifier is a linear combination of simpler ‘base’ classifiers and that the adaptive boosting selection mechanism discourages redundancy among the selected features. M1 algorithm [93] . Note that, only few of the observed examples might qualify for co-training.

Moreover, the illumination in the scene usually changes over time. All these variations can make consistently accurate classification difficult. 3 Related Work The object categorization methods used in surveillance related scenarios can be divided into three major classes depending on the type of features and classifiers used for this purpose. The details for each class of methods are discussed in the following subsections. 1 Periodicity Based Categorization These methods classify objects as periodically moving objects or non-periodic objects.

Note that, only few of the observed examples might qualify for co-training. Meanwhile the classification decision for each example is made by the boosted classifier, whose parameters have been updated from the labeled examples observed so far. The advantage of this approach is that the classifier is attuned to the characteristics of a particular scene. A classifier trained to give the best average performance in a variety of scenarios will usually be less accurate for a particular scene as compared to a classifier trained specifically for that scene.

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