top-hat

adj.

上流社会的；

1. William put on his top hat in readiness.
   威廉戴好了他的高顶帽，做好了准备。
2. The top hat is for formal occasions.
   这种高顶帽只有在正式场合才能戴。

Analysis of new top-hat transformation and the application for infrared dim small target detection
Z-scan measurement on liquid crystals using top-hat beams
A theoretical analysis for the quasi-static axial crushing of top-hat and double-hat thin-walled sections
A pseudo top-hat mathematical morphological approach to edge detection in dark regions
The design of Top-Hat morphological filter and application to infrared target detection
Experimental quasi-static axial crushing of top-hat and double-hat thin-walled sections
Analysis of new top-hat transformation and the application for infrared dim small target detection
SIGNAL PROCESSING UNIT FOR USE IN PROCESS AUTOMATION TECHNOLOGY TO BE MOUNTED ON A TOP-HAT RAIL
Small Target Detection Method Based on Morphology Top-Hat Operator基于形态学Top—Hat算子的小目标检测方法
Z-scan measurement on liquid crystals using top-hat beams