Gaia data release reveals four substructures in open cluster NGC 752

By analyzing the data from ESA's Gaia satellite, Chinese astronomers have investigated the structure of a nearby open cluster ...
GitHub

Rayleigh DBPSK OFDM Simulation

├─ src/ # MATLAB source code (channel, DBPSK, OFDM, PN, etc.) ├─ test/ # Validation and smoke tests ├─ docs/ │ ├─ assets/ # Figures, plots, channel visualizations │ └─ specs/ # Original handout / ...
IEEE

Comparative Analysis of Clustering Algorithms Based on Pixel Image Processing Using the Ssim Metric and Visual Analysis

Abstract: The paper considers the problem of clustering pixels of a color raster image. The task is to compare the effectiveness of three different clustering methods: k-means, DBSCAN, agglomerative ...
IEEE

Optimal Degree Distribution for Two-User Regular LDPC Codes Over GMAC by Fixed-Point Analysis

Abstract: An analytical expression of the check nodes (CNs) degree in a two-user regular Low-Density Parity-Check (LDPC) code is derived over a Gaussian multiple access channel, and a Fixed Point ...