OpenAI launches GPT-5.4 with native computer use mode, financial plugins for Microsoft Excel, Google Sheets

The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some tasks) than its predecessors).

Excel R-Squared Calculation: Easy Guide & Mistakes to Avoid

Master R-Squared calculation in Excel. Get formula tips, expert advice, and avoid errors for precise financial analysis.
IEEE

Sequential Linear Programming With Adaptive Linearization Error Limits for All-Time Feasibility

Abstract: This letter presents an enhanced Trust Region Method (TRM) for Sequential Linear Programming (SLP) designed to improve the initial feasible solution to a constrained nonlinear programming ...
IEEE

Energy Optimization in Three-Dimensional Wireless Sensor Networks Using Hybrid K-Means and Mixed Integer Linear Programming

Abstract: Energy optimization is a critical challenge in wireless sensor networks (WSNs) due to its direct impact on the network lifetime. This paper proposes the use of the K-means algorithm combined ...
GitHub

Linear mathematical solver in pure C

The repo was previously named RSA. To eliminate all sorts of confusion with the RSA encryption algorithm, I will just call it Solver for now. 1- Add error handling. 2 ...