Excel is everywhere—more than 750 million people open a workbook each year to balance budgets, fine-tune supply chains, and ...
Abstract: The estimation of laser linewidth or phase noise variance is of great significance for the applications including coherent optical communications, optical fiber sensing, quantum optics, etc.
varguid is a Python implementation of the stage-1 variance-guided regression method described in: Liu S. and Lu M. (2026). Variance-Guided Regression for Heteroscedastic Data with a Grouping-Based ...
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