Abstract: Time–frequency (TF) analysis (TFA) technique has been widely used to the analysis of rotating machine vibration. However, vibration signal from practical sources contains complicated ...

Abstract: This paper proposes a variable block-size transform and context-based entropy coding techniques for the enhancement layer of FGS (fine granularity scalable) video coding. First, the variable ...

See the key announcements from the event below and watch re:Invent 2025 keynotes. Amazon is expanding its Nova portfolio with four new models that deliver industry-leading price-performance across ...

Enter simple or complex mathematical expressions and immediately calculate the result. From adding your grocery bill to calculating volume to doing your taxes, Calculate X does it all. It also ...