Managing sensitive business documents online presents serious challenges, especially when using PDF editors. Many companies unknowingly expose themselves to malware, phishing, or insecure platforms ...

We put the best PDF editors to the test to find the top software, apps, and online services for creating, altering, and collaborating on documents. We've been testing PDF editors for over ten years ...

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Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Abstract: Sparse clutter nulling space–time adaptive processing (STAP) methods achieve superior performance in the case of limited samples, so they are suitable for nonhomogeneous clutter environments ...

Abstract: We develop a reduced-rank space-time adaptive processing (STAP) method based on joint iterative optimization of filters (JOINT) for airborne radar applications. The proposed method consists ...