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68-10 Industrial Communication Systems<br />

The authors of this text fully agree with this statement. It is of great importance to form teams with<br />

members from both sciences working together on a daily basis rather than meeting regularly presenting<br />

own theories about the other’s profession. An indication that David’s statement still remains true in<br />

many areas is that there are still no examples of human-like intelligence in automation.<br />

The development in machine perception has taken two ways: one related with <strong>industrial</strong> process<br />

control, where machines are designed and built in order to increase productivity, reduce costs, as well<br />

as enhance quality and flexibility in the production process. These machines mostly need to perceive<br />

a well-known environment and therefore consist of a selected number of dedicated sensors. The sum<br />

of sensor views composes the machines’ view of the world. Numerous publications have been written,<br />

which explain mathematical ways to cope with sensor data to fulfill the needs of automation in these<br />

respects [Ise84].<br />

The second development path was and is concerned with the perception of humans [VLS+08] and<br />

human activities, on the one hand, and with implementing perception <strong>systems</strong> imitating human perception<br />

for broader application areas, on the other. Involved research fields are, among others, cognitive<br />

sciences, AI, image processing, audio data processing, natural language processing, user interfaces, and<br />

human machine interfaces.<br />

Although the goal of perception <strong>systems</strong> always was to create human-like perception including all<br />

sensory modalities of humans [KBS01], from the early beginning of computer science until now, the<br />

user interface—the front end of the computer, through which computers can “perceive” humans—normally<br />

does not offer very human-like <strong>communication</strong> channels. User interfaces up to now, including<br />

today’s so-called tangible interfaces are still unintuitive (batch interfaces in the 1960s, command-line<br />

interfaces in the 1970s, graphical user interfaces from the 1980s until today*).<br />

The research field concerned with perceiving information about human users is called context aware<br />

<strong>systems</strong>. Context-aware <strong>systems</strong> are used to build devices in the fields of intelligent environments or<br />

ubiquitous computing. The common view in these communities is that computers will not only become<br />

cheaper, smaller, and more powerful; they will also more or less disappear and hide by becoming integrated<br />

in normal, everyday objects [Hai06,Mat04]. Technology will dissolve embedded into our surroundings.<br />

Smart objects will communicate, cooperate, and virtually amalgamate without explicit user<br />

interaction or commands to form consortia in order to offer or even fulfill tasks on behalf of a user.<br />

They will be capable of not only sensing values, but also of deriving context information about the reasons,<br />

intentions, desires, and beliefs of the user. This information may be shared over networks like the<br />

Internet and used to compare and classify activities, find connections to other people and/or devices,<br />

look up semantic databases, and much more.<br />

One of the key issues in contemporary research toward this vision is scenario recognition [GJ07].<br />

Scenario recognition tries to find sequences of particular behaviors in time, and groups it in a way<br />

humans would. This can range from very simple examples like “a person walking along a corridor” up<br />

to “there is a football match” in a stadium.<br />

References<br />

[Bis95] Bishop, C.M., Neural Networks for Pattern Recognition, New York, Oxford University Press, 1995.<br />

[BKV+08] Bruckner, D., J. Kasbi, R. Velik, and W. Herzner, High-level hierarchical semantic processing<br />

framework for smart sensor networks, In: Proceedings of the HSI, Krakow, Poland, 2008.<br />

[BLS06] Beyerer, J., F. Puente Leon, and K.-D. Sommer (eds.), Information fusion in der Mess- und<br />

Sensortechnik, Universitaetsverlag Karlsruhe, Karlsruhe, Germany, 2006.<br />

[Bre02] Breazeal, C., Designing Sociable Robots, Cambridge, MA, MIT Press, 2002.<br />

[CR04] Costello, M.C. and E.D. Reichle, LSDNet: A neural network for multisensory perception, In Sixth<br />

International Conference on Cognitive Modeling, Pittsburgh, PA, 2004, pp. 341–341.<br />

* http://en. wikipedia. org/wiki/User_interface<br />

© <strong>2011</strong> by Taylor and Francis Group, LLC

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