Google has released an emergency security update to fix the third Chrome zero-day vulnerability exploited in attacks since the start of the year. Qualcomm has released security patches for three ...

Abstract: To characterize edges, this work proposes a zero-crossing detector that attempts to provide a more precise localization of edges together with robustness to brightness and contrast variation ...

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The proposed TSHI consists of a zero-crossing-detector (ZCD)-based integrator and an inverter-based integrator. In the coarse-integration step, the ZCD-based integrator performs a fast integration ...