点击上方“Deephub Imba”,关注公众号,好文章不错过 !写Python数据处理代码时反复用for循环？这其实是在给程序性能交"税"。NumPy的广播(broadcasting)机制能让你摆脱这种困境——代码量更少，执行更快，关键是思维方式从"逐个迭代"转向"整体形状操作"。掌握这些模式后，你的CPU负载会明显下降。1) ...

Abstract: This paper presents a method for forming ideal dot-shaped 3-D beams using arbitrarily arranged Frequency Diverse Arrays (FDA). Additionally, the spectrum of signals at the FDA focal point is ...

Abstract: This work presents an ultrasound imaging chip with a monolithically integrated 32×64 element CMUT array, capable of imaging a large 60°×60°×10 cm field-of-view (Fo V) at 2000 vol/s, the ...

Building an indoor positioning system requires technology beyond GPS. While GPS trackers excel outdoors, indoor positioning systems need Ultra-Wideband (UWB) technology to achieve centimetre-level ...