1. Improvements of signal-to-noise ratio for the ultrasonic texture of coarse grained materials by signal averaging techniques;Kraus,1978
2. A quantitative approach to speckle reduction via frequency compounding;Trahey;Ultrasonic Imaging,1986
3. Speckle reduction inultrasonic B scans using weighted averaging in spatial compounding;Shankar;IEEE Trans Ultrasonics Ferroelectrics Frequency Control,1986
4. Flaw-to-grain echo enhancement;Newhouse,1979
5. Split spectrum processing for flaw-to-grain echo enhancement in ultrasonic detection;Bilgutay,1981