The European Geostationary Navigation Overlay Service (EGNOS) is a satellite-based augmentation system designed to improve the accuracy and reliability of Global Navigation Satellite Systems (GNSS), particularly the GPS (Global Positioning System) used in Europe. It provides enhanced positioning services for various applications, including aviation, maritime navigation, land transportation, and agriculture.
The Local Area Augmentation System (LAAS) is a ground-based augmentation system designed to improve the accuracy, integrity, and availability of the Global Navigation Satellite System (GNSS) signals, particularly for aviation applications. Here are some key points about LAAS: 1. **Purpose**: LAAS enhances the standard Global Positioning System (GPS) signals, enabling more precise navigation, specifically for aircraft during approaches and landings at an airport.
Precision agriculture, also known as precision farming, is an innovative approach to farming management that uses information technology and data analysis to optimize field-level farming practices. Its goal is to ensure that crops and soil receive exactly what they need for optimum health and productivity while minimizing waste and environmental impact.
GPS for the visually impaired refers to the use of Global Positioning System technology and specialized applications or devices designed to assist individuals with vision loss in navigation and orientation. These tools aim to enhance mobility and independence for visually impaired users by providing relevant information about their surroundings, facilitating safe and efficient travel. Key features of GPS systems for the visually impaired include: 1. **Audio Navigation**: Many applications provide turn-by-turn audio directions, which allow users to move through their environment without needing to see visual cues.
GPS satellite blocks refer to the various groups or "blocks" of satellites that are part of the Global Positioning System (GPS). The GPS satellite constellation is organized into blocks, with each block representing a different generation of satellites that were launched to provide precise positioning and navigation capabilities.
GPS (Global Positioning System) signals are radio signals transmitted by satellites to determine the precise location of a GPS receiver on Earth. The system consists of a network of about 30 satellites orbiting the Earth, which send information about their locations and the time the signals were sent. Here’s how GPS signals work: 1. **Satellite Constellation**: GPS operates using a constellation of satellites that continuously orbit the Earth.
A GPS sonobuoy is a type of sonobuoy equipped with Global Positioning System (GPS) technology, designed for underwater acoustics and maritime surveillance. Sonobuoys are expendable devices that are deployed from aircraft or ships to detect and monitor submarines and other underwater sounds. The GPS capability enhances the operational efficiency of sonobuoys by providing precise location data.
Telogis is a software company that provides fleet management and location intelligence solutions. Founded in 2001 and headquartered in Aliso Viejo, California, Telogis specializes in GPS vehicle tracking, telematics, and field service management. Its platform helps businesses optimize their fleet operations by offering tools for route optimization, driver behavior monitoring, compliance, and vehicle maintenance.
Ituran is a company that specializes in vehicle tracking and fleet management solutions. Established in Israel, Ituran provides technology-driven services that help individuals and businesses monitor their vehicles, manage logistics, and enhance security through real-time tracking and data analytics. The company's services may include GPS tracking, stolen vehicle recovery, and various telematics solutions aimed at improving operational efficiency for fleets. Ituran operates in several countries and has developed a reputation for its innovative approaches to vehicle management.
The National Executive Committee for Space-Based Positioning, Navigation and Timing (NEC PNT) is a United States government committee that coordinates and oversees the policies and initiatives related to space-based positioning, navigation, and timing services. It comprises various federal agencies and departments that play critical roles in the development and management of Global Navigation Satellite Systems (GNSS), including the Global Positioning System (GPS).
Navizon is a location-based service that offers various tools and technologies for indoor and outdoor positioning. Unlike traditional GPS, which works well outdoors, Navizon uses a combination of Wi-Fi, cellular networks, and Bluetooth signals to provide location services, particularly in indoor environments where GPS signals can be weak or unavailable. Navizon's primary applications include: 1. **Indoor Positioning**: It helps users determine their location inside buildings, such as shopping malls, airports, and museums.
Satmap is a brand known for producing outdoor navigation devices, particularly handheld GPS units designed for activities like hiking, cycling, and mountaineering. Their devices often feature high-resolution maps, route planning capabilities, and long battery life, making them suitable for outdoor enthusiasts needing reliable navigation tools in remote areas. Satmap products are typically rugged and weather-resistant, catering to the needs of adventurers who require accurate tracking and mapping services while exploring various terrains.
A satellite navigation device, commonly referred to as a GPS (Global Positioning System) device, is a technology that uses signals from satellites in orbit around the Earth to determine the precise location of the device on the Earth's surface. These devices can be standalone units or integrated into smartphones, vehicles, and other equipment. Key features and functions of satellite navigation devices include: 1. **Positioning**: They calculate geographic coordinates (latitude and longitude) by triangulating signals from multiple satellites.
Securus, Inc. is a technology company that provides communication and software solutions primarily for the correctional and public safety sectors. The company is best known for its telecommunication services offered to inmates and their families, which include phone calls, video visitation, and messaging services. Securus also provides emergency response systems and investigative tools for law enforcement agencies.
The Wide Area Augmentation System (WAAS) is a satellite-based augmentation system developed to improve the accuracy and reliability of Global Positioning System (GPS) signals. It is primarily used in the United States and its service areas include much of North America. WAAS works by using a network of ground reference stations that monitor GPS satellite signals. These stations calculate corrections based on their known positions and the discrepancies in GPS data they receive.
Go, often referred to as Golang, is an open-source programming language designed by Google. It was created by Robert Griesemer, Rob Pike, and Ken Thompson and first released in 2009. Go is known for its simplicity, efficiency, and strong support for concurrent programming, making it particularly well-suited for building scalable and high-performance applications.
The Advanced Simulation Library (ASimLib) is an open-source software library designed for simulating complex systems across various domains such as physics, engineering, and computer science. It offers a variety of features and tools that facilitate the modeling of dynamic systems, enabling users to perform simulations that can range from simple to highly complex scenarios. Key features of ASimLib typically include: 1. **Modular Architecture**: It allows users to build and extend simulation components easily, promoting code reuse and modularity.
A Decentralized Autonomous Organization (DAO) is an organizational structure that is run by smart contracts on a blockchain and operates in a decentralized manner without the need for centralized control or management. Here are some key characteristics and features of DAOs: 1. **Decentralization**: Unlike traditional organizations that have a hierarchical structure, DAOs distribute decision-making power among all members, often through a consensus mechanism. This decentralization reduces the risk of corruption or mismanagement.
Algorithmic radicalization refers to the process by which algorithms—typically used by social media platforms and online content recommendation systems—promote or amplify extremist or radical content. This phenomenon occurs when algorithms prioritize engagement metrics, such as likes, shares, and views, over the quality or safety of the content being promoted.
Automatic Number-Plate Recognition (ANPR) is a technology that uses optical character recognition (OCR) to read vehicle license plates. It typically involves the following components and processes: 1. **Image Capture**: ANPR systems use cameras, which can be mounted on fixed locations (like traffic lights or toll booths) or used in mobile setups (like police vehicles). These cameras capture images or video footage of vehicles and their license plates.

Pinned article: Introduction to the OurBigBook Project

Welcome to the OurBigBook Project! Our goal is to create the perfect publishing platform for STEM subjects, and get university-level students to write the best free STEM tutorials ever.
Everyone is welcome to create an account and play with the site: ourbigbook.com/go/register. We belive that students themselves can write amazing tutorials, but teachers are welcome too. You can write about anything you want, it doesn't have to be STEM or even educational. Silly test content is very welcome and you won't be penalized in any way. Just keep it legal!
We have two killer features:
  1. topics: topics group articles by different users with the same title, e.g. here is the topic for the "Fundamental Theorem of Calculus" ourbigbook.com/go/topic/fundamental-theorem-of-calculus
    Articles of different users are sorted by upvote within each article page. This feature is a bit like:
    • a Wikipedia where each user can have their own version of each article
    • a Q&A website like Stack Overflow, where multiple people can give their views on a given topic, and the best ones are sorted by upvote. Except you don't need to wait for someone to ask first, and any topic goes, no matter how narrow or broad
    This feature makes it possible for readers to find better explanations of any topic created by other writers. And it allows writers to create an explanation in a place that readers might actually find it.
    Figure 1.
    Screenshot of the "Derivative" topic page
    . View it live at: ourbigbook.com/go/topic/derivative
  2. local editing: you can store all your personal knowledge base content locally in a plaintext markup format that can be edited locally and published either:
    This way you can be sure that even if OurBigBook.com were to go down one day (which we have no plans to do as it is quite cheap to host!), your content will still be perfectly readable as a static site.
    Figure 2.
    You can publish local OurBigBook lightweight markup files to either https://OurBigBook.com or as a static website
    .
    Figure 3.
    Visual Studio Code extension installation
    .
    Figure 4.
    Visual Studio Code extension tree navigation
    .
    Figure 5.
    Web editor
    . You can also edit articles on the Web editor without installing anything locally.
    Video 3.
    Edit locally and publish demo
    . Source. This shows editing OurBigBook Markup and publishing it using the Visual Studio Code extension.
    Video 4.
    OurBigBook Visual Studio Code extension editing and navigation demo
    . Source.
  3. https://raw.githubusercontent.com/ourbigbook/ourbigbook-media/master/feature/x/hilbert-space-arrow.png
  4. Infinitely deep tables of contents:
    Figure 6.
    Dynamic article tree with infinitely deep table of contents
    .
    Descendant pages can also show up as toplevel e.g.: ourbigbook.com/cirosantilli/chordate-subclade
All our software is open source and hosted at: github.com/ourbigbook/ourbigbook
Further documentation can be found at: docs.ourbigbook.com
Feel free to reach our to us for any help or suggestions: docs.ourbigbook.com/#contact