Global warming forced scientists to change the way they look at El Niño

The Pacific Ocean is warming so quickly that scientists had to find a new method for detecting and predicting El Niño and La ...

Calculate Depreciation for Tax Deductions Easily

Learn how to calculate depreciation for tax deductions using GAAP methods like straight-line and declining balance for optimal savings.
Hackaday

Calculus By Oscilloscope

Even entry-level oscilloscopes today have simple math functions such as adding or subtracting two channels. But as [Arthur Pini] notes, more advanced scopes can now even do integration and ...
IEEE

Development of a Method for Calculating the Capacitance of Cables Installed in a Rectangular Tunnel Taking Account of the Permittivity of the Outer Sheath

Abstract: Accurately calculating the transmission-line constants of underground cables is important for various types of power system simulations, such as electromagnetic transient, power flow, and ...
IEEE

A novel background subtraction method based on color invariants and grayscale levels

Abstract: This paper presents a new method for background subtraction which takes advantages of using the color invariants combined with gray color. The proposed method works robustly reducing ...