OpenPDF is an open-source Java library for creating, editing, rendering, and encrypting PDF documents, as well as generating PDFs from HTML. It is licensed under the LGPL and MPL open source licenses.
As of October 2025, the World Economic Outlook database and supporting documents will be accessible through the IMF Data portal. The World Economic Outlook (WEO) database is created during the ...
Abstract: Ground-based global navigation satellite system (GNSS) observations are essential for acquiring high-precision ionospheric and tropospheric information due to their superior temporal and ...
Time Delay Unit Architecture Optimization for Phased Antenna Arrays Using Integer Linear Programming
Abstract: A systematic method for optimizing the time delay unit architecture (TDU-A) of a phased antenna array (PAA) is introduced. The problem is cast in the standard form of integer linear ...
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