Abstract: To address the fundamental tradeoffs between antenna efficiency, directivity and size of superdirective antennas, a compact microstrip antenna array using a high- dielectric substrate (ϵ r = ...

Abstract: We propose a directive antenna for borehole radar using a horizontally polarized wave in a vertical borehole. This antenna is an array of several horizontal loop antennas, arranged ...

array_average(array(double)) → double# Returns the average of all non-null elements of the array. If there is no non-null elements, returns null. array_sum(array(T)) → bigint/double# Returns the sum ...

Consider the following subquery that we have on our AWS EMR Cluster (EMR version 5.29, Presto 0.227): ... inter_treatment_filtered_messages AS ( WITH aux_table AS ( SELECT communication_type, ...

We are excited to announce the availability of loops and array inputs inside UI flows. This is another example of our commitment to rapidly iterate on features to drive value in UI automation use ...

In PowerShell and many languages, an array is a set of items all represented by a single variable. To explain arrays and how to manage them in PowerShell, let's start with the example of a set of ...