Abstract: A fundamental problem in cognitive radio is spectrum sensing, which detects the presence of the primary users in a licensed spectrum. To boost the detection performance and robustness, the ...

Abstract: Shrinkage covariance matrix estimation is an effective approach to reduce the estimation error in high-dimensional data scenarios, where the number of ...

ISC Class 11 Half Yearly Biology Sample Paper 2025: ISC Class 11 Half Yearly Biology Sample Paper 2025 is an excellent resource for students preparing for their term exams. This paper gives a clear ...

ISC Class 12 Sample Paper 2025 - ISC Class 12 Half Yearly Sample Papers 2025 are an indispensable tool for students preparing for their upcoming examinations. Made under subject matter experts, these ...

NASA's interim administrator, Sean Duffy, was fired up on Wednesday when he joined a teleconference to talk about new scientific findings that concerned the potential for life to have once existed on ...

Much of the development effort for the upcoming Oppo Find X9 series has been focused on making the cameras even better. The company continues its collaboration with Hasselblad and its work on the ...

JADE performs at Glastonbury 2025. Credit: Derek Bremner for NME JADE will not be getting any royalties for her song ‘Before You Break My Heart’ due to it containing a sample from The Supremes.

Securing a season’s best P6 in Baku, Yuki Tsunoda has given Red Bull more to think about ahead of its F1 2026 driver decision with Laurent Mekies adamant the team is no rush to make a decision.

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 ...

David Harper is the CEO and founder of Bionic Turtle. He is also a published author with a popular YouTube channel on expert finance topics. Jiwon Ma is a fact checker and research analyst with a ...