Explanation: Total number of unique elements are 3, i.e[1,2,3] and Therefore return 3 after assigning [1,2,3] in the beginning of the array. Explanation: Total number of unique elements are 4, i.e[1,2 ...

Abstract: In this paper, based on the principles of array optimization, an optimization of Ultra-Sparse MIMO radar arrays is proposed, which is simultaneously considers array Redundancy and the ...

A topic near and dear to my heart and home, getting stains out of our carpets has been an almost everyday occurrence as we work to potty train our new puppy. Considering there are so many different ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Caroline Mullen Caroline Mullen is a writer focused on cleaning and organizing ...

Microplastics have been found to be highly pervasive in the environment, driving concerns for health, environment, and ecology. Analytical methods that can accurately identify microplastics are ...

Sareena was a senior editor for CNET covering the mobile beat, including device reviews. She is a seasoned multimedia journalist with more than a decade's worth of experience producing stories for ...

Abstract: In this letter, we introduce a wide impedance bandwidth microstrip comb-line array antenna in the millimeter-wave band. To achieve wide impedance bandwidth performance, a series-fed array ...