Digital twin (DT) has revolutionized optical communication networks by enabling their full life-
cycle management, including planning, prediction, optimization, upgrade, and …

To support the development of intelligent optical networks, accurate modeling of the physical
layer is crucial. Digital twin (DT) modeling, which relies on continuous learning with real-time …

Recent advances in digital twin for optical communications Page 1 Recent Advances in
Digital Twin for Optical Communications Danshi Wang(1), Yuchen Song(1), Yan Shi(2) …

Digital twin (DT) as one promising technology has been introduced in optical networks,
whose role is to achieve interactive functions and intelligent control by building a bridge …

In recent years, optical networks have become increasingly large-scale and complex,
resulting in mounting pressures on operation and maintenance management. The …

Digital coherent transceivers have developed to the stage that they can monitor the physical
state of an optical network and thus are capable of generating data to build measurement …

The generalized signal-to-noise ratio (GSNR) is a typical metric for quality of transmission
(QoT), which in wideband systems may not be uniform without adjustment after multi-span …

Digital twins hold the promise of enabling efficient design and operation of complex optical
networks. They may be used as tools for offline system simulation and aid the design of …

Digital twins capable of quality of transmission (QoT) estimation and prediction are powerful
tools for efficient design and operation of optical networks. In this paper, we employ machine …

The proposed end-to-end power optimization scheme based on CMA-ES maximizes GSNR
average and flatness by adjusting EDFA settings and channel power equalization of WSS …