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The box method that makes painting faces much easier

Portrait painting becomes far more manageable when the face is treated as a solid structure rather than a collection of features. This video explains why starting with a simple box helps establish ...
Investopedia

Box Spread: Definition, Example, Uses, and Hidden Risks

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...
Popular Mechanics

The Russian Way to Multiply Is So Much Cooler Than Ours

Numberphile revived an ancient multiplication trick—halves and doubles—also called Egyptian or Russian math, where you repeatedly halve one number and double the other. After crossing out rows with ...
Investopedia

Box-Jenkins Model Explained: Uses, Methodology, and Forecasting

Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician (CMT). Gordon Scott has been an active investor and technical analyst or 20+ years. He ...
Lifehacker

Use the ‘Yesterbox’ Method to Stay on Top of Your Inbox

Inbox management, like so much else, is a necessary evil in our day-to-day lives. As such, it’s best handled with the use of a strict system, but those can be tricky to implement and stick to. Also ...
IEEE

A New Hierarchical Multiplication and Spectral Mixing Method for Quantification of Forest Coverage Changes Using Gaofen (GF)-1 Imagery in Zhejiang Province, China

Abstract: The forest survey is a prerequisite or critical for ecological conservation. Spectral mixture analysis (SMA) is an effective method to extract the forest coverage and its changes; however, ...
IEEE

A Storage Optimization Scheme for PITD Method Using Sparse Matrix-Vector Multiplication

Abstract: An improved variant of the precise-integration time-domain (PITD) method is proposed to eliminate the inverse matrix calculation and optimize the storage burden with the help of sparse ...