Lan Li

Towards more transparent, reproducible, and reusable data cleaning with OpenRefine

2019

We study provenance features of OpenRefine, a popular data cleaning tool. In OpenRefine, provenance is available through operation histories and recipes. The former provide users with an undo/redo capability; the latter represent histories in JSON, …

Graphene/silicon heterojunction for reconfigurable phase-relevant activation function in coherent optical neural networks

2023 · arXiv (Cornell University)

Optical neural networks (ONNs) herald a new era in information and communication technologies and have implemented various intelligent applications. In an ONN, the activation function (AF) is a crucial component determining the network performances and …