The Oura Ring 4 will cost $349 for Silver or Black, $399 for Brushed Silver or Stealth, or $499 for Gold or Rose Gold. In ...

Plus, everything you need to know about the brand-spanking-new ceramic rings.

Abstract: A sliding window of phase differences is introduced improving the SNR of non-stationary vibrations along the fiber using coherent correlation differential phase optical time domain ...

Abstract: The identification of seismic reflections in vibroseis data is crucial for evaluating subsurface structures. However, precisely localizing these reflections and determining their polarity is ...