FlowVision

Surface flow velocity calculation algorithm for computer vision based flow meter.

Versions

• Comparing consecutive three frames (current)
• Double exposure with template matching
• Blur length based velocity calculation
• Spatio-temporal image analysis using 2D-FFT and polar coodinates
• Spatio-temporal image analysis using 2D-FFT and regression
• Spatio-temporal image analysis using structure tensors
• Template matching two consecutive frames

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