Excel’s AGGREGATE Fails on Arrays but Works with Grid Ranges

Learn why the Excel AGGREGATE function fails with arrays and how to fix value errors using helper columns or dynamic LAMBDA and BYROW formulas.
IEEE

Circuit Modeling and Analysis of Memristor Crossbar Array-Based SNN With Spike-Mapping STDP Implementation

Abstract: This article presents an efficient method for modeling and analysis of memristor crossbar array circuit-based neuromorphic computing hardware. A novel volatile memristor-based artificial ...
GitHub

SinoBF-1: Satellite Mapping of Every Building’s Function in Urban China Reveals Deep Built Environment Disparities

In this study, we present a building-level functional map of China, covering 110 million individual buildings across 109 cities using 69 terabytes of multi-modal satellite imagery. The national-scale ...
IEEE

Mapping-Guided Optimization Framework for Low-Sidelobe Sparse Antenna Arrays via Quadrant Amplitude Mapping

Abstract: Large-aperture antenna arrays promise fine angular resolution, but their dense layouts usually lead to prohibitive cost and design complexity. Sparse arrays present a compelling alternative, ...