Webca chat

Video calling support has also been added to several popular instant messaging programs. Software is available to allow PC-connected cameras to watch for movement and sound, a computer e-mailed images of the burglar during the theft of the computer, enabling the owner to give police a clear picture of the burglar's face even after the computer had been stolen.

Webcams have been used for augmented reality experiences online.

Unlike an IP camera (which connects using Ethernet or Wi-Fi), a webcam is generally connected by a USB cable, or similar cable, or built into computer hardware, such as laptops.

The term "webcam" (a clipped compound) may also be used in its original sense of a video camera connected to the Web continuously for an indefinite time, rather than for a particular session, generally supplying a view for anyone who visits its web page over the Internet.

For example, the position of a single light source can be tracked and used to emulate a mouse pointer, a head-mounted light would enable hands-free computing and would greatly improve computer accessibility.

This can be applied to games, providing additional control, improved interactivity and immersiveness.

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  1. Regarding the multiple-choice questions, CNET noted how people were asked to choose options from a "pre-written list of responses." The authors in their paper said that "User contributions to the conversation are made via a multiple-choice menu of utterances updated at each turn of the conversation." The authors in their paper wrote that the virtual agent plays the role of "a palliative care coach, supporting patients directly and identifying opportunities for referral to human palliative care specialists or other resources." The team initially tested the chatbot with 44 older adults (24 males, 20 females, ages 55 to 82).