摘要:
Embedded Media Markers (EMM) are optical-filter-like overlaid marks that can be printed on a part of a paper document that signify the existence of media associated with that part of the document. Users take a picture of an EMM-signified document patch using a cell phone camera, and the media associated with the EMM-signified document location is retrieved and displayed on the phone. Unlike bar codes, EMMs are nearly transparent and thus do not interfere with the document contents. Retrieval of media associated with an EMM is based on image local features of the captured EMM-signified document patch. A semi-automatically technique places an EMM at a location in a document, in such a way that the EMM encompasses sufficient identification features with minimal disturbance to the original document.
摘要:
Embedded Media Markers (EMM) are optical-filter-like overlaid marks that can be printed on a part of a paper document that signify the existence of media associated with that part of the document. Users take a picture of an EMM-signified document patch using a cell phone camera, and the media associated with the EMM-signified document location is retrieved and displayed on the phone. Unlike bar codes, EMMs are nearly transparent and thus do not interfere with the document contents. Retrieval of media associated with an EMM is based on image local features of the captured EMM-signified document patch. A semi-automatically technique places an EMM at a location in a document, in such a way that the EMM encompasses sufficient identification features with minimal disturbance to the original document.
摘要:
Embedded Media Barcode Links (EMBL), are optimally blended iconic barcode marks printed on paper documents that signify the existence of media associated with that part of the document. EMBLs are used for media retrieval with a camera phone. Users take a picture of an EMBL-signified document patch using a cell phone, and the media associated with the EMBL-signified document location is displayed on the phone. Unlike traditional bar code which requires an exclusive space, EMBLs are optimally blended with contents and thus have less interference with the original document layout and can be moved closer to a media associated location. Unlike Embedded Media Makers (EMM) which requires underlying document features for the marker identification, EMBL has no requirement to underlying features. Moreover, EMBL can take the advantage of users' knowledge to traditional barcode. Retrieval of media associated with an EMBL is based on the barcode identification of the captured EMBL.
摘要:
Embedded Media Barcode Links (EMBL), are optimally blended iconic barcode marks printed on paper documents that signify the existence of media associated with that part of the document. EMBLs are used for media retrieval with a camera phone. Users take a picture of an EMBL-signified document patch using a cell phone, and the media associated with the EMBL-signified document location is displayed on the phone. Unlike traditional bar code which requires an exclusive space, EMBLs are optimally blended with contents and thus have less interference with the original document layout and can be moved closer to a media associated location. Unlike Embedded Media Makers (EMM) which requires underlying document features for the marker identification, EMBL has no requirement to underlying features. Moreover, EMBL can take the advantage of users' knowledge to traditional barcode. Retrieval of media associated with an EMBL is based on the barcode identification of the captured EMBL.
摘要:
A method for exchanging information in a shared interactive environment, comprising selecting a first physical device in a first live video image wherein the first physical device has information associated with it, causing the information to be transferred to a second physical device in a second live video image wherein the transfer is brought about by manipulating a visual representation of the information, wherein the manipulation includes interacting with the first live video image and the second live video image, wherein the first physical device and the second physical device are part of the shared interactive environment, and wherein the first physical device and the second physical device are not the same.
摘要:
A method for exchanging information in a shared interactive environment, comprising selecting a first physical device in a first live video image wherein the first physical device has information associated with it, causing the information to be transferred to a second physical device in a second live video image wherein the transfer is brought about by manipulating a visual representation of the information, wherein the manipulation includes interacting with the first live video image and the second live video image, wherein the first physical device and the second physical device are part of the shared interactive environment, and wherein the first physical device and the second physical device are not the same.
摘要:
A multi-function device that prints information images onto sheets of photo-addressable media is described. The multi-function device is comprised of an image acquisition component, an image generation component, optional image transformation components and an image projector to illuminate the photo-addressable medium with the optionally transformed information images. The effects of ambient light on the photo-addressable medium are reduced by tuning the response characteristics of the photo-addressable medium to respond to the wavelength of the projected light and/or to interpose band-pass filters that reduce non-projected light incident on the photo-addressable medium. Programmable characteristics of the photo-addressable medium are adjustable to compensate for ambient light. Registration marks on the photo-addressable medium allow the alignment of the projected image with the photo-addressable medium. Additional optional image transformations are applied to adjust the size of the information image, increase clarity and the like.
摘要:
Embodiments of the present invention introduce a novel technique to analyze and monitor video streams captured from multiple cameras. It highlights the foreground region of the video streams via local alpha blending and displays the videos in an immersive 3-D environment. The spatial arrangement of the displays can be generated by multi-dimensional scaling of the amount of simultaneous motion across different video streams. This description is not intended to be a complete description of, or limit the scope of, the invention. Other features, aspects, and objects of the invention can be obtained from a review of the specification, the figures, and the claims.
摘要:
Embodiments of the present invention introduce a user navigation interface that allows a user to monitor/navigate video streams captured from multiple cameras. It integrates video streams from multiple cameras with the semantic layout into a 3-D immersive environment and renders the video streams in multiple displays on a user navigation interface. It conveys the spatial distribution of the cameras as well as their fields of view and allows a user to navigate freely or switch among preset views. This description is not intended to be a complete description of, or limit the scope of, the invention. Other features, aspects, and objects of the invention can be obtained from a review of the specification, the figures, and the claims.
摘要:
Embodiments of the present invention introduce a user navigation interface that allows a user to monitor/navigate video streams captured from multiple cameras. It integrates video streams from multiple cameras with the semantic layout into a 3-D immersive environment and renders the video streams in multiple displays on a user navigation interface. It conveys the spatial distribution of the cameras as well as their fields of view and allows a user to navigate freely or switch among preset views. This description is not intended to be a complete description of, or limit the scope of, the invention. Other features, aspects, and objects of the invention can be obtained from a review of the specification, the figures, and the claims.