Figure 1: Graph of the polar pattern for a typical cardioid microphone. (Image: Lewitt) Characteristics of the six microphone polar patterns include (Figure 2): Cardioid is the most common polar ...

In recent years, small and medium businesses across different industries have confronted the challenges of big data analysis since a huge amount of data being generated daily by their business ...

In this study, non-temporal data are transformed to a two-dimensional polar graph for further analysis. On the other hand, the temporal data combined with cross-sectional data are mapped to another ...