Search Articles — Sudonull

https://sudonull.com/gps-tracker-in-ios-kalman-filter-and-geohash-implementation

How to create a background GPS tracker on SwiftUI without third-party dependencies. Technical solutions for data processing and passing App Store Review. Learn the details of implementation.

https://sudonull.com/ai-gps-predicts-drugs-for-liver-cancer

GPS Platform Analyzes Molecules to Find Treatments for HCC and IPF. Tests on Mice and Tissues Confirmed Efficacy. Open the Code and Apply to Your Tasks in drug discovery.

https://sudonull.com/etl-for-15-million-gps-pings-stack-and-architecture

Breakdown of ETL system processing 15 million GPS coordinates of buses per day. PostgreSQL, PostGIS, PySpark, Data Vault. Trip segmentation and spatial analytics for middle/senior dev. Study the implementation.

https://sudonull.com/sdr-gps-on-stm32-processing-without-asic

Create an SDR GPS receiver on STM32F4 with MAX2769. Bitwise XOR instead of multiplication, DMA capture 16 MHz. Guide for embedded developers. Study the code.

https://sudonull.com/robust-vb-ukf-for-gps-urban-canyon-outliers

Discover how Variational Bayes UKF with Student's t-distribution slashes GPS positioning errors in urban canyons by over 50%. Learn robust sensor fusion techniques for reliable navigation—explore simulations and code safeguards now.

https://ymaho.com/solar-storm-threat-gps-power-grids-at-risk

A once-in-a-century solar storm could knock out GPS and power grids. Learn how it works and why it matters to you.

https://ymaho.com/japan-s-2027-mission-to-inspect-dead-satellites-in-orbit

Learn how a private Japanese spacecraft will inspect defunct satellites to tackle space junk—and why it matters for GPS, weather, and global communications.

Google Maps

https://maps.google.com/

Find local businesses, view maps and get driving directions in Google Maps.

GPS coordinates, latitude and longitude with interactive Maps

https://www.gps-coordinates.net/

Find the GPS Coordinates of any address or vice versa. Get the latitude and longitude of any GPS location on Earth with our …

Global Positioning System - Wikipedia

https://en.wikipedia.org/wiki/Global_Positioning_System

It provides critical positioning capabilities to military, civil, and commercial users around the world. Although the United States …

Get directions for driving, transit, walking, and more - Directions ...

https://maps.google.com/maps/dir/?entry=wc

Find local businesses, view maps and get driving directions in Google Maps.

Home | GPS.gov

https://www.gps.gov/

Apr 20, 2026 · The Global Positioning System (GPS) is an essential element of a global information infrastructure. The free, open, …

GPS | GPS.gov

https://www.gps.gov/gps

The Global Positioning System (GPS) is a U.S.-owned utility that provides users with positioning, navigation, and timing (PNT) …

OpenStreetMap

https://www.openstreetmap.org/

OpenStreetMap is a map of the world, created by people like you and free to use under an open license.

Apple Maps: Directions, Guides & Traffic

https://maps.apple.com/

Find local businesses, get place recommendations, view maps and get driving directions on Apple Maps.

Driving directions, live traffic & road conditions updates - Waze

https://www.waze.com/

Realtime driving directions based on live traffic updates from Waze - Get the best route to your destination from fellow drivers

Latitude and Longitude Finder on Map Get Coordinates

https://www.latlong.net/

Latitude and Longitude are the units that represent the coordinates at geographic coordinate system. To make a search, use the …