onlinethe Internetweb
For example, a web browser program uses the client-server application model and a specific protocol of interaction between servers and clients, while many file-sharing systems use a peer-to-peer paradigm. Below this top layer, the transport layer connects applications on different hosts with a logical channel through the network with appropriate data exchange methods. Underlying these layers are the networking technologies that interconnect networks at their borders and exchange traffic across them. The Internet layer enables computers to identify and locate each other by Internet Protocol (IP) addresses, and routes their traffic via intermediate (transit) networks.


Microsoft CorporationMicrosoft Corp.MS
Under U.S. law, corporations don't pay income tax on overseas profits until the profits are brought into the United States. In November 2018, the company won a $480 million military contract with the U.S. government to bring augmented reality (AR) headset technology into the weapon repertoires of American soldiers. The two-year contract may result in follow-on orders of more than 100,000 headsets, according to documentation describing the bidding process.

Simulated reality

Simulismsimulationsimulation argument
It could contain conscious minds which may or may not be fully aware that they are living inside a simulation. This is quite different from the current, technologically achievable concept of virtual reality. Virtual reality is easily distinguished from the experience of actuality; participants are never in doubt about the nature of what they experience. Simulated reality, by contrast, would be hard or impossible to separate from "true" reality. There has been much debate over this topic, ranging from philosophical discourse to practical applications in computing.

Virtual reality in fiction

In season six, the Framework technology was used by a displaced Deke Shaw to create the virtual reality game "Remorath Rumble" that was produced by his unnamed tech company. "Remorath Rumble" enables the players to aid Quake in fighting the invading Kree and Remorath soldiers as well as flying a Confederacy Destroyer Ship. AlloSphere. Augmented reality. Computer-mediated reality. Extended reality. Haptic technology. Holographic universe. Methods of virtual reality. Mixed reality. Reality–virtuality continuum. Virtual body. Virtual globe. Virtual machining. Virtual taste.

Head-mounted display

Head Mounted Displayhead-mounted displaysHMD
The Oculus Rift is a virtual reality (VR) head-mounted display created by Palmer Luckey that the company Oculus VR is developing for virtual reality simulations and video game]. The HTC Vive is a virtual reality head-mounted display. The headset is produced by a collaboration between Valve and HTC, with its defining feature being precision room-scale tracking, and high-precision motion controllers. The PlayStation VR is the only virtual reality headset for gaming consoles, dedicated for the PlayStation 4. Windows Mixed Reality is a platform developed by Microsoft which includes a wide range of headsets produced by HP, Samsung, and others and is capable of playing most HTC Vive games.


real worldrealreality-based
The area between the two extremes, where both the real and the virtual are mixed, is the so-called Mixed reality. This in turn is said to consist of both Augmented Reality, where the virtual augments the real, and Augmented virtuality, where the real augments the virtual. Cyberspace, the world's computer systems considered as an interconnected whole, can be thought of as a virtual reality; for instance, it is portrayed as such in the cyberpunk fiction of William Gibson and others. Second life and MMORPGs such as World of Warcraft are examples of artificial environments or virtual worlds (falling some way short of full virtual reality) in cyberspace.

Extended reality

Still, its connotation lies in the extension of human experiences especially relating to the senses of existence (represented by VR) and the acquisition of cognition (represented by AR). With the continuous development in human–computer interactions, this connotation is still evolving. ;Notes * Alternate reality game. Augmented browsing. Computer-mediated reality. Head-mounted display. Mixed reality. Reality–virtuality continuum. Smartglasses. Visuo-haptic mixed reality. Wearable computing. X Reality (XR). OpenXR. Sources.

Open-source software

open sourceopen-sourceopen source software
Some are home-grown, while others are modeled after mainstream FOSS licenses such as Berkeley Software Distribution ("BSD"), Apache, MIT-style (Massachusetts Institute of Technology), or GNU General Public License ("GPL"). In view of this, open-source practitioners are starting to use classification schemes in which FOSS licenses are grouped (typically based on the existence and obligations imposed by the copyleft provision; the strength of the copyleft provision).

Reality–virtuality continuum

Virtuality Continuum
Risks and fears in regards to new media and technology are unevenly socially distributed. Advancements in media and technology supplement rather than replace existing activities in reality. New media and technology tends to create new kinds of localism rather than furthering globalization. Computer-mediated reality. Extended reality. Simulated reality. Transreality gaming.

Virtual world

virtual worldsMUVEonline world
Such early worlds began the MUD heritage that eventually led to massively multiplayer online role-playing games, more commonly known as MMORPGs, a genre of role-playing games in which a large number of players interact within a virtual world. Some prototype virtual worlds were WorldsAway, a two-dimensional chat environment where users designed their own avatars; Dreamscape, an interactive community featuring a virtual world by CompuServe; Cityspace, an educational networking and 3D computer graphics project for children; and The Palace, a 2-dimensional community driven virtual world.

Maze War

Probably the first game ever to be played between two peer-to-peer computers, as opposed to earlier multiplayer games which were generally based on a minicomputer or mainframe with players using either terminals or specialized controls, in 1973. Client-server networked play. An updated version may well have been the first client-server game, with workstations running the client connecting to a mainframe running a server program. This version could be played across the ARPANET, in 1977. Observer mode. In the 1974 and 1977 versions, a graphics terminal could be used by observers to watch the game in progress without participating. Internet play.

Ubiquitous computing

pervasive computingubiquitousPervasive
Augmented reality. Computer accessibility. Context-aware pervasive systems. Four-dimensional product. High availability. Human-centered computing. List of ubiquitous computing research centers. Mobile interaction. Neuromorphic computing. Pervasive game. Pervasive informatics. Responsive computer-aided design. Sensor grid. Smart, connected products. Sentient computing. Smart city (ubiquitous city). System on chip. Task computing. Transreality gaming. Ubiquitous commerce. Ubiquitous learning. Ubiquitous robot. Urban computing. Urban informatics. User experience. Virtual reality. Wearable computer. Adam Greenfield's book Everyware: The Dawning Age of Ubiquitous Computing (ISBN: 0-321-38401-6).

List of highest-funded crowdfunding projects

List of highest funded crowdfunding projectshighest funded film campaign on Indiegogohighest-funded crowdfunding projects
This is an incomplete list of the highest-funded crowdfunding projects (including projects which failed to achieve funding).

List of Qualcomm Snapdragon systems-on-chip

Snapdragon 845835845
Room-Scale 6DoF with simultaneous localization and mapping (SLAM). Advanced visual inertial odometry (VIO) And Adreno Foveation. Support for HDR10 and Hybrid Log-Gamma (HLG). DisplayPort, HDMI 2.0, USB Type-C 3.1 with USB Power Delivery. DSP features. Hexagon Vector eXtensions. All-Ways Aware™ Hub low power island. Neural Processing Engine (NPE). Caffe, Caffe2, Halide and TensorFlow support. 4K Ultra HD @ 60 FPS, 2x 2400x2400 @ 120 FPS (VR). Can record 240 FPS in 1080p and 480 FPS in 720p (Slow motion). 10-bit color depth (encoding and decoding) on H.264, H.265 and VP9. BT.2020 support on DSP and GPU. ISP features:.

Louis B. Rosenberg

Louis RosenbergRosenbergUpgrade
His doctoral work focused on robotics, virtual reality, augmented reality, and human-computer interaction. Rosenberg's work at Stanford University in the early 90s offered the first proof that virtual overlays, when registered and presented over a user's direct view of the real physical world, could significantly enhance human performance. In 1992, Rosenberg worked as a researcher at NASA (Ames Research Center) and at the Air Force Research Laboratory (formally Armstrong Labs) creating the Virtual Fixtures system, the first functional Augmented Reality system built and tested.


smartphonessmart phonesmart phones
Major technologies that began to trend in 2016 included a focus on virtual reality and augmented reality experiences catered towards smartphones, the newly introduced USB-C connector, and improving LTE technologies. In 2018, the first smartphones featuring fingerprint readers embedded within OLED displays were announced, followed in 2019 by an implementation using an ultrasonic sensor on the Samsung Galaxy S10. Smartphones have central processing units (CPUs), similar to those in computers, but optimised to operate in low power environments. The performance of mobile CPU depends not only on the clock rate (generally given in multiples of hertz) but also on the memory hierarchy.

Virtual fixture

Virtual Fixtures
A virtual fixture is an overlay of augmented sensory information upon a user's perception of a real environment in order to improve human performance in both direct and remotely manipulated tasks. Developed in the early 1990s by Louis Rosenberg at the U.S. Air Force Research Laboratory (AFRL), Virtual Fixtures was a pioneering platform in virtual reality and augmented reality technologies. Virtual Fixtures was first developed by Louis Rosenberg in 1992 at the USAF Armstrong Labs, resulting in the first immersive augmented reality system ever built.

Positional tracking

trackingposition trackinghead-tracking
Low speed of ultrasound, which can add latency if the emitters are moving. Low update rates, unless sensor fusion is used to augment the ultrasound measurements. Decrease of accuracy due to temperature, atmospheric pressure, and humidity. Finger tracking. Virtual reality. Augmented reality. Head-mounted display. Indoor positioning system. Tracking system. Simultaneous localization and mapping.


virtual eternity
Some key technologies for the realisation of those human-like models are based on virtual reality, augmented reality, and novel mixed realities. These realities are essential building blocks for any possibility of virternity. A virtual alternative could be used to support capturing and digital storage of human memories into accessible usable form, or shared memory models that can help knowledge sharing between different individuals and groups. The process would include memory coding from data received through vision, touch or voice. Examples of receiving sensors are a visual sensor network, neural network s and blockchain technology.

Cloud computing

cloudcloud-basedcloud services
Retrieved November 1, 2015, from National Institute of Standards and Technology website Clientserver modelClientserver computing refers broadly to any distributed application that distinguishes between service providers (servers) and service requestors (clients). Computer bureau—A service bureau providing computer services, particularly from the 1960s to 1980s. Grid computing—A form of distributed and parallel computing, whereby a 'super and virtual computer' is composed of a cluster of networked, loosely coupled computers acting in concert to perform very large tasks.

Motion capture

performance capturemotion-capturehead tracking
For movements you can't see a change of the silhouette, there are hybrid Systems available who can do both (marker and silhouette), but with less marker. In robotics, some motion capture systems are based on simultaneous localization and mapping. Optical systems utilize data captured from image sensors to triangulate the 3D position of a subject between two or more cameras calibrated to provide overlapping projections. Data acquisition is traditionally implemented using special markers attached to an actor; however, more recent systems are able to generate accurate data by tracking surface features identified dynamically for each particular subject.

Microsoft HoloLens

HoloLensHoloStudioProject Baraboo
When combined with mixed reality displays such as Hololens, this technology allows user to see, hear, and interact with remote participants in 3D as if they are actually present in the same physical space. Communicating and interacting with remote users becomes as natural as face-to-face communication. Augmented reality. Smartglasses. Virtual reality. Official site. Signer, Beat & Curtin, Timothy J. (2017). Tangible Holograms: Towards Mobile Physical Augmentation of Virtual Objects, Technical Report WISE Lab, WISE-2017-01, March 2017.

World Wide Web

WebWWWthe web
The search results are generally presented in a line of results, often referred to as search engine results pages (SERPs). The information may be a mix of web pages, images, videos, infographics, articles, research papers and other types of files. Some search engines also mine data available in databases or open directories. Unlike web directories, which are maintained only by human editors, search engines also maintain real-time information by running an algorithm on a web crawler. Internet content that is not capable of being searched by a web search engine is generally described as the deep web.