Article by:Ouma George,Awel Eshetu and Bassein NataliaØ Spatial

 Spatial and Temporal coherence

 Spatial Spatial coherence is a concept of wave disturbance describing  the correlation between periodic transmitted  energy (wave signals)  from one point to another,it can also be said that it is a mutual interdependence or connection of variable wave quantities of two different points in a given instant of time,the coherence  is presented as a function of distance and mapped as correlation against an absolute distance between points in question.

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