Abstract: A two-section broadband coupler with wide-range phase differences and power-dividing ratios is proposed. Closed-form design equations for the proposed couplers are derived. For verification, ...

A practical guide to Excel sheet formulas, covering essential functions for faster calculations, cleaner data, and smoother ...

There are tools that automatically compare the differences between two PDF files, but you can't detect the difference well unless they are almost the same text. When comparing PDF files with a revised ...

Abstract: For offering adaptive learning to learners in intelligent tutoring systems, one of the fundamental tasks is knowledge tracing (KT), which aims to assess learners' learning states and make ...

Freeze Panes in Excel solves this problem completely. It locks specific rows and columns in place so they remain visible no matter where you scroll. To set it up, go to the View t ...

Find the difference puzzles, also known as spot the difference puzzles, are one of the most popular brain games on the web. These puzzles are fun to engage with and highly addictive, making them ...

Test your keen eyesight with a rapid-fire spot-the-difference challenge! You have just 12 seconds to find three subtle alterations in a farm scene. This quick puzzle sharpens focus and attention to ...