Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Light can be sculpted into countless shapes. Yet building optical devices that can simultaneously manipulate many different ...

Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...

Abstract: Kalman filter (KF) based methods for multi-object tracking (MOT) make an assumption that objects move linearly. While this assumption is acceptable for very short periods of occlusion, ...

Abstract: Due to the differences in the luminous intensity and peak wavelength of each mini-LED, mura has become a key constraint in display applications. To solve this problem, an advanced demura ...