SELECT map_subset(c0, c1) FROM ( VALUES ( MAP(ARRAY[ARRAY[1, 2]], ARRAY[1]), ARRAY[ARRAY[1, NULL], ARRAY[2, NULL]] ) ) t(c0, c1); returns "ARRAY comparison not ...

A new method uses gold to assemble multi-element nanoparticles under mild conditions, offering improvements in catalytic activity and long-term stability. (Nanowerk Spotlight) The drive to engineer ...

Company to present four abstracts at the American Association for Cancer Research 2025 annual meeting highlighting research from AVITI24, the Trinity™ workflow solution, and new direct in sample ...

Introduction: In this in silico, in vitro, and in vivo study, we propose metrics for the characterization of highly scattering media using backscattered acoustic waves in the MHz range, for ...

LEO constellation systems require electronically steered arrays at both ends of the link, with the payload particularly challenging because it operates in a power-limited environment. Learn how ...

// Given an array of integers nums sorted in non-decreasing order, find the starting and ending position of a given target value. // If target is not found in the array, return [-1, -1]. // You must ...

Abstract: This article gives a detailed analysis of the characteristics of the exact statistic for the optimal noncoherent signal detection in multi-element antenna arrays. This task is important for ...