Abstract: The subtle and slight motions of micro-expressions (MEs) leave few effective features to micro-expression recognition (MER), making MER a challenging task. Existing works mainly focus on ...
Abstract: This paper introduces novel frequency-variant coupling (FVC) structure in rectangular waveguide. The key feature of this structure is its ability to generate two transmission zeros (TZs) and ...
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Ancient bees nested in dead rodents’ teeth and spines, study finds
In a Caribbean cave where owls once spat out the bones of their prey, scientists have uncovered a nesting strategy that ...
Scientists have discovered that T cell receptors activate through a hidden spring-like motion that had never been seen before ...
While the 21st century has been bumpy, it has also ushered in monumental scientific and technological breakthroughs that have ...
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