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human judgment in diagnosing problem behavior in horses using

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CHAPTER 4<br />

SYSTEM DESIGN<br />

This chapter describes the system design of the Knowledge-Based Horse Diagnosis<br />

System (HDS). The system design presented tra<strong>in</strong><strong>in</strong>g and learn<strong>in</strong>g materials of horse<br />

<strong>behavior</strong> with a conceptual design that led to the architectural flow of the tra<strong>in</strong><strong>in</strong>g and<br />

learn<strong>in</strong>g environment.<br />

4.1 Task Analysis<br />

Task analysis is an important aspect of the user <strong>in</strong>terface design, <strong>in</strong>sur<strong>in</strong>g that the end<br />

product is usable and practical. Dix et al. (1993) is <strong>in</strong> favor of suggest<strong>in</strong>g the way to<br />

make a new task more efficient is by support<strong>in</strong>g the task with a goal. From here, HDS is<br />

designed to learn about and tra<strong>in</strong> types of horse <strong>behavior</strong> <strong>problem</strong>s. On the other hand,<br />

this system is designed by recogniz<strong>in</strong>g and analyz<strong>in</strong>g from the perspective of the end-user<br />

and not from the po<strong>in</strong>t of view of those who do not necessarily use the system. Figure 4.1<br />

shows the task selection that subjects should undertake when us<strong>in</strong>g the system. This<br />

phase is completed before proceed<strong>in</strong>g to the design phase <strong>in</strong> order to identify the possible<br />

action and the selection of devices for the appropriate tasks. By predict<strong>in</strong>g the steps the<br />

users should take, the system can be designed to meet users’ requirements and<br />

expectations.<br />

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