Learn about semivariance, a key metric for assessing a portfolio’s downside risk. Understand its formula and how to calculate potential negative variations below the mean.

Learn how using historical data, instead of standard deviation, offers a more accurate assessment of stock volatility and risk management strategies.

Abstract: This letter proposes a fast and efficient open phase fault (OPF) diagnostic method using the harmonic components for dual three-phase permanent magnet synchronous machines (PMSMs). The ...

Abstract: Pedestrian flows at multi-directional crossings have become a focal point of research due to their implications for traffic efficiency and public safety in increasingly crowded urban areas.

The Uttar Pradesh Madhyamik Shiksha Parishad (UPMSP) is expected to release the admit cards for Class 10 and Class 12 board exams 2026 soon. Once out, students will be able to collect their UP Board ...

Psychic medium Matt Fraser breaks down what 11:11 and other signs from heaven truly mean and why you keep seeing them. Nancy Guthrie kidnapping: FBI, sheriff provide new details in frantic search ...