Google has overhauled Firestore’s query engine, introducing "Pipeline operations" that enable complex server-side aggregations and array unnesting. The update shifts Firestore Enterprise toward an ...

Abstract: The electronically steered phased array (ESPA), which is composed of periodic antenna elements, usually uses subarrays with large spacing to lower system complexity and cost. This kind of ...

Abstract: This article proposes a novel calibration method for linear array antennas based on the scattering signals of a standard metal cylinder. The method sequentially activates each element of the ...

The Movie Ticket Booking System is a Java-based application designed to facilitate the booking of movie tickets. This system leverages various data structures to efficiently manage and process booking ...