Study objective: In social epidemiology, it is easy to compute and interpret measures of variation in multilevel linear regression, but technical difficulties exist in the case of logistic regression.

Abstract: The basic working principle of rotary cutter is analyzed. The 3D (3-dimensional) modeling of the rotary tillage blade is designed by using the SolidWorks software. Finite-element analysis is ...

Abstract: Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Andy Smith is a Certified Financial Planner (CFP®), licensed realtor and educator with over 35 years of diverse ...

The side view morphology analysis tutorial provides examples of analysis used for side-view images of plants, including shape, leaf angle, and stem/branch analysis Check out our interactive tutorial ...

PowSyBl (Power System Blocks) is an open source framework written in Java that makes it easy to write complex software for power systems’ simulations and analysis. Its modular approach allows ...