83 results about "Image Share" patented technology

In image sharing systems where work is carried out in collaboration by a plurality of computers connected via a network sharing an image, problems occur where results displayed for content of operations for each terminal do not coincide. In the image sharing system of the present invention, a synchronization server is added to a related image sharing system, and the occurrence of mismatches in content displayed at the images of each image sharing terminal are resolved by sending content of operations of each image sharing terminal to a synchronization server once so as to bring about synchronization.

In image processing method and apparatus of the present invention, an image distortion caused by an oblique image pickup is corrected. A plurality of images of an object on an object plane are input, the plurality of images including at least a pair of partially overlapping first and second images that are taken at two viewpoints, the first and second images sharing a common location on the object plane. A feature point of the first image corresponding to the common location and a matched point of the second image corresponding to the feature point of the first image are determined. A direction of the object plane is calculated based on the feature point and the matched point. A distortion-corrected image on a projection plane, which is parallel to the object plane, is generated by projecting one of the first and second images onto the projection plane based on the direction of the object plane through a perspective projection.

A method in a digital camera for image capturing at least two perspective images at a constant focal length from the digital camera, where both images share a common edge portion. The method including: recording a first image from a first perspective; displaying a preview of a second image from a second perspective; simultaneously with displaying the preview, presenting an overlapping edge region of the first image to allow alignment of the first image with the preview of the second image; and correcting the perspective of at least one image in an overlapping edge region. In an alternate embodiment, a digital camera and computer readable medium corresponding to the above method is described.

An image sharing system, an image sharing device and a method for operating a plurality of image sharing devices are provided. Each image sharing device has a memory with image content files stored therein and a communication system to provide an image sharing system. The method comprises the steps of: identifying image sharing devices to be included in the image sharing system; establishing a communication link between the identified image sharing devices, said communication link providing the ability to transfer image content files; identifying sharable image content files in each of the image sharing devices; and determining manifest data useable in copying the sharable image content files from one of the image sharing devices to at least one other of the image sharing devices so that each of the shareable image content file is stored in at least two of the image sharing devices in the image sharing system.

Embodiments of the invention provide a thumbnail-based image display method and a terminal. The method comprises the steps of displaying a thumbnail on a screen; performing feature extraction on the thumbnail to obtain a feature factor of the thumbnail; if the feature factor of the thumbnail is matched with that in a preset feature factor index library, displaying prompt information on the screen, wherein the feature factor index library represents a corresponding relationship between the feature factor and an image storage address, and the prompt information represents that an original image matched with the thumbnail exists; obtaining an original image acquisition request; and displaying the original image on the screen according to the original image acquisition request. According to the image display method and the terminal provided by the embodiments of the invention, feature indexes are created for all pictures applied to a memory and a cache as well as a picture library, and a high-resolution original picture is found by utilizing the feature factor of the thumbnail, so that high-definition image sharing among different applications is realized.

An image sharing server and a printer for carrying out a printing service in association with the image sharing server are prepared and planners are invited to develop planned pages on the image sharing server. Contribution of images from general users is accepted through registered planned pages, and a service for offering contributed images for pay (ordered printing, downloading, etc.) is developed. A manager of the image sharing server performs centralized management including carrying out services and collecting charges for the services. Instances of use of each service is totalized with respect to each planned page and with respect to each contributor, and portions of a profit made by offering the service are respectively returned to the corresponding planner and contributor. Each planner and each contributor are periodically notified of the totalization results. Thus, a system is provided in which each service planner can easily develop its original planned page without holding a individual data base server and a Web server of its own, and portions of a profit made by offering planned pages are respectively returned to the planner and contributors. Also, the manager of operations for the services in this system prepares a portal site server, a gallery provision server, a photograph storage server and a printing service provider on the Internet and invites contents providers to utilize the system. The printing service provider collects orders accepted through planned pages from users, performs printing according to the orders, and delivers finished prints to the users. In this system, a portal site service, a gallery provision service, a photograph storage service and page making GUI components provision service are offered to assist opening of a gallery page. Thus, finely divided functions and services for exhibiting contents such as photographs on the network are provided, thereby enabling each contents holder to easily develop a galley site.

The invention relates to a joint sparse representation and deep learning-based image super resolution method and a joint sparse representation and deep learning-based image super resolution system. The method includes the following steps that: resolution reduction is performed on an original high-resolution image, so that a low-resolution image of which the size is the same as the original high-resolution image, and the difference value part of the original high-resolution image and the low-resolution image is obtained; a low-resolution image dictionary, a difference value image dictionary and corresponding sparse representation coefficients are obtained; a deep learning network with root-mean-square error adopted as a cost function is constructed, and network parameters are optimized iteratively, so that the cost function can be minimum, a trained deep learning network can be obtained; and the sparse coefficient of the low-resolution image, which is adopted as a test part, is inputted into the deep learning network, when error is smaller than a given threshold value, a corresponding high-resolution image can be reconstructed according to the low-resolution image of which the resolution is to be improved. According to the method and system of the invention, defects of an existing method according to which a joint dictionary training mode is utilized to make a high-resolution image and a low-resolution image share a sparse representation coefficient can be eliminated, and deep learning is utilized to fully learn the mapping relationship between the low-resolution image sparse representation coefficient and the difference value image sparse representation coefficient, and therefore, a high-resolution reconstruction result with higher precision can be obtained.

The invention discloses a retrieval result clustering method facing to a Web2.0 label picture shared space, which comprises the following steps: excavating a vocabulary relationship and an associated relationship between labels; obtaining an expanded querying label set by a query label according to the vocabulary relationship between the labels; obtaining a candidate image set relevant to query by the expanded query label set; selecting front K most relevant labels according to the relevance measurement of the labels in the query label set and the candidate image set; automatically dividing the K labels into an optimal clustering result according to the association between the K labels by a clustering algorithm based on a picture division from top to bottom; and correspondingly clustering the candidate image set according to clustering labels. Aiming at the problem of inconformity of label expression, the effective query expansion is realized, and the image clustering method based on most relevant label set clustering solves the problem of diversity of label semanteme. Compared with a traditional method, the invention leads a user to rapidly and effectively retrieve and browse a picture in the Web2.0 label picture shared space.

The invention provides a secret image share method based on block compressed sensing, and belongs to the technical field of secret image share. The secret image share method based on the block compressed sensing is characterized by comprising, first of all, reading in a secret image, dividing the secret image into blocks, selecting appropriate observation rate according to channel bandwidth and requirements of users, carrying out quantization coding on obtained observed values, producing a binary system bit sequence, converting numbers of the binary system bit sequence into decimal numbers in sequence, using the decimal numbers as polynomial coefficients in a (r, m) (r and m are positive integers, and the r is equal to or less than the m ) threshold scheme of Shamir, producing shadow images with the number of the m, and sending to different actors to keep through different information channels. A receiving end only needs to receive entire or part information of the shadow images with the number of the r in the shadow images with the number of the m, carries out corresponding converse operation, and can gradually reconstruct an original secret image. The secret image share method based on the block compressed sensing is capable of flexibly applying to changes of the channel bandwidth and variety of requirements of quality of reconstructed images of users, and is applicable to transmitting secret image information under different conditions of the channel bandwidth and in application environment with requirements for compand on image quality.

The invention discloses a chaotic-encryption-based medical image share method which comprises a secret image breakdown step, a chaotic image encryption step, a chaotic image decryption step and a secret image recovery step. According to the invention, a threshold secret share scheme is utilized to divide an image into n shadow images, the chaos principle is utilized to encrypt the n shadow images, the encrypted shadow images have the statistical property of white noise, and the collected r shadow images are utilized to recover the secret image. The chaotic-encryption-based medical image share method facilitates data storage and transmission, ensures confidentiality and integrity of significant images, and has strong anti-attack capacity.

A social networking system that allows video chatting in combination with other interactive social activities such as, for example, shopping, picture sharing and viewing streaming videos, amongst others, is disclosed. The method is implemented in a computer infrastructure. The method includes initiating a user session, and sharing the user session with an initiating user and one or more additional users, in real time. The sharing includes: viewing same item information, associated with a virtual store, on computing devices of the initiating user and the one or more additional users; and communicating amongst the initiating user and the one or more additional users by video chatting during the viewing.

Certain embodiments of the present invention provide a method for image sharing and display. The method includes selecting an image, establishing a context with a peer workstation, and displaying an image on the peer workstation based on the established context. The context may include an image sharing coordinate system, the displayed data types, the coordinates of displayed data types, and lookup tables for image data types. Certain embodiments of the present invention provide a system for image sharing and display. The system includes a master workstation and a peer workstation. The peer workstation includes a display device adapted to display an image based at least in part on information received from the master workstation. The information received from the master workstation may include an image sharing coordinate system, the displayed data types, the coordinates of displayed data types, and lookup tables for image data types.

The disclosed picture share system based on P2P technology comprises: a P2P server connected with client to record all registered client information and build direct channel log-on for clients, and a share server to assign an only resource ID for the shared picture. Besides, the share method comprises: the initiated client acquires the picture ID and sends share notice message, the client received share message sends picture share message and transmits picture. This invention reduces cost, and realizes picture transmission among multiple users fast.

An image sharing system includes: a server apparatus; first and second client apparatuses, which are communicably connected with the server apparatus; first and second telephone terminals associated with the first and second client apparatuses respectively; a connection control apparatus for controlling the connection between the first telephone terminal and the second telephone terminal; and a communication terminal including a camera part for photographing a subject, and an image sending part for sending image data representing the image outputted from the camera part, wherein the server apparatus includes a share-image sending part for sending an image represented by image data sent from the communication terminal as a share image to both the first and the second client apparatuses when the first telephone terminal is connected with the second telephone terminal, and both the first and the second client apparatuses include a share-image display part for displaying the share image.

The invention discloses a local image terminal, a remote image terminal and an image sharing system for remote medical care. The local image terminal comprises a first controller, an image assembly, a first voice collector, a high-definition camera, a compression encoder, a first communication unit and a first voice player; the remote image terminal comprises a second controller, a second communication unit, a high-definition decoder, a display device, a second voice player and a second voice collector; the image sharing system comprises the local image terminal and the remote image terminal; the remote image terminal is in communication with the local image terminal via a communication network, so as to realize the synchronizing of remote diagnosis and therapy between a remote doctor and a local doctor. The local image terminal, the remote image terminal and the image sharing system have the advantage that an infection focus image of a patient is shared between the remote doctor and the local doctor, so that the remote doctor can send a correct auxiliary diagnosis and therapy instruction to assist the local doctor to diagnose and treat the patient, thereby improving the diagnosis and therapy accuracy and efficiency.

An image evaluation device pertaining to the present invention aims to realize evaluations matching the needs of each individual user, with respect to images shared on a network. The image evaluation device includes: image feature extraction unit extracting image features from a plurality of images; evaluation information acquisition unit acquiring evaluation information, the evaluation information containing results of evaluations of the images performed by users including a subject user; generation unit generating relational information based on the image features and the evaluation information, the relational information showing relationship between the images, the users, and image feature groups into which the image features are classified; and image social importance calculation unit calculating an image social importance degree of each image based on the relational information generated by the generation unit, each image social importance degree showing a degree of importance to the subject user of the corresponding image.

The invention discloses a terminal service method for providing geographic information tags for digital photos. The terminal service method comprises an internally-arranged basic positioning module, namely a GPS global positioning module, and also comprises the terminal of an additional positioning module. Steps followed by the terminal to provide the geographic information tags for the digital photos comprise a step of obtaining terminal coordinate values, a step of calculating the direction angle and the inclination angle of the terminal, a step of calculating space vectors of terminal coordinates, a step of extracting interesting point coordinates, a step of calculating space vectors of the interesting point coordinates, a step of comparing the space vectors, a step of marking the geographic information tags and a step of storing the information of the geographic information tags. The added geographic information accurately embodies the photographing purpose information of a terminal controller, namely a photographer. Based on the purpose information, a user can more effectively collect, sort and manage the digital photos. In a picture share service based on networks, by utilizing the information, a more-pertinent picture share service based on the geographic information tags can be developed.

Embodiments of the present disclosure disclose an information access control method performed at a server, the method including: receiving an image sharing request from a first terminal, the image sharing request including a first image to be shared among a user group of a social networking application; encrypting the first image using an encryption key to obtain a second image; sending a preview version of the first image to a second terminal; receiving an image viewing request from the second terminal in response to a user selection of the preview version of the first image at the second terminal and a user-initiated resource transfer from the second user account to the first user account; and returning the second image and a decryption key to the second terminal, wherein the second terminal is configured to restore the first image from the second image using the decryption key.

A terminal acquires and manages a shared candidate image to be a candidate for the next image shared with the other terminal, transmits or receives the image, and transmits or receives an image generated by superimposing handwritten data to be shared on a shared image. It switches an image display between the shared candidate image and an image to be displayed in such a way as to be triggered by a reception of a new shared image.

The present invention relates to an image encrypting / decrypting system and method devised in such a way that: a transmitter and a receiver for transmitting and receiving moving images share a seed for encrypting and decrypting the moving images; the transmitter transmits moving images after encrypting the moving images by dividing them into segment units and mixing the time sequencing of the images in each of the segments in accordance with a random number generated by means of the seed; and the receiver decrypts the moving images which it receives, by sorting them in segment units and then restoring the time sequencing of the images in each of the segments in accordance with the random number generated by means of the seed. The present invention makes it possible to effectively implement the function of encrypting after having carried out transcoding even in cases involving an alteration to the frame or an increase in resolution in an encrypted moving image, and also makes it possible to resolve the problem of having to encrypt / decrypt before / after carrying out transcoding in cases where a compressed moving image is being encrypted.

The invention relates to a method for realizing image sharing. The method for realizing image sharing comprises establishing an image sharing relation between a requesting user and a responding user, receiving images sent by the requesting user and the responding user, and executing image exchange or image synthesis exchange, wherein the image sharing relation includes an image exchange relation or an image synthesis exchange relation. The beneficial effects of the method, the apparatus and the system for realizing image sharing can realize group photos of users in different places at the same time; interaction between the requesting user and the responding user is relatively instant; the running of the entire system can provide the users with brand new experience of instant photographing, exchanging and obtaining.

This invention provides a three-dimensional measurement system that improves the efficiency of and enables the automation of non-contact three-dimensional measurement over a wide range using a coded target. The solving scheme of the invention is that, a measuring object 1 is photographed in stereo such that the resulting images include four coded marks CT each having a position detection pattern P1 and a code pattern P3. A series of images are photographed in stereo such that adjacent images share two coded marks CT. The position detection pattern P1 and the code pattern P3 are extracted from a pair of photographed images. A point corresponding to a reference point is searched for using the identification codes of the coded marks CT. A stereo matching area is determined. All the processes including photographing, extraction, orientation and three-dimensional measurement can be fully automated.

The present invention discloses an image safe sharing implementing method and system. The method comprises: when a sending terminal detects an image sending instruction of a user, a RGB value of each pixel point in an image to be sent is acquired, the RGB value of each pixel point and a RGB value corresponding to a currently selected color are subjected to exclusive-or operation to obtain exclusive-or image data and the exclusive-or image data is sent to a receiving terminal; and the receiving terminal receives the exclusive-or image data, the RGB value of each pixel point in the exclusive-or image data and the RGB value corresponding to the currently selected color are subjected to exclusive-or operation to obtain the reduced image to be set and the reduced image to be sent is displayed. According to the present invention, in the image shared transmission process, the image data is sent to the receiving terminal after the RGB value of the original image data and the RGB value corresponding to the currently selected color are subjected to exclusive-or operation, and the receiving terminal, only according to the RGB value corresponding to the currently selected color, can carry out exclusive-or operation again to reduce the image and display the image, so that the original image data is avoided being directly sent and image sharing safety is improved.

The invention provides a file transmission and chatting system and method for a cellular-network-free signal area, and the system comprises an implementation unit and a mobile phone unit. The implementation unit comprises an equipment interconnection module, a file sending module, a file receiving module, a storage module, a real-time chatting module, a camera module and a flashlight module basedon a Wi-Fi module. The mobile phone unit is equipped with the mobile phone Wi-Fi module and preinstalled with an Android 4.0 or above operating system; the mobile phone unit is in wireless connectionwith the implementation unit by the mobile phone Wi-Fi module to realize file sending, file receiving and chatting functions. The file transmission and chatting system and method are developed based on the Wi-Fi technology, operations such as picture sharing, chatting and playing under the edge of a video can be carried out in a relatively large range in places which cannot be covered by a wireless cellular network, the method has the advantages of no traffic consumption, wide application range, high practicability, novel form, high expandability, wide prospect and the like, and the problem ofdifficulty in communication of people in large places with poor signals can be solved.

The invention discloses a remote medical image sharing information system comprising a field image terminal, a remote image terminal and a remote medical cloud platform; the field image terminal sendsa remote image sharing request to the remote medical cloud platform; the remote medical cloud platform receives the remote image sharing request, and distributes the remote image terminal for the field image terminal. The remote medical cloud platform also sends the field image terminal ID and an IP address to the distributed remote image terminal, and sends the remote image terminal ID and IP address to the field image terminal, thus building communication connection between the field image terminal and the distributed remote image terminal. The remote image terminal and the field image terminal can share patient focus images through the communication network; by using the system, a remote doctor can assist a field doctor to carry out image diagnosis and treatment for the patient, thus improving the diagnosis and treatment accuracy and the diagnosis and treatment efficiency.

A method and a system for calibrating an inertial measurement unit (IMU) via images of a calibration target are provided herein. The method may include: measuring parameters via an IMU; capturing a plurality of calibration images of a scene that contains at least one calibration target, wherein the calibration images are taken from different locations and / or orientations, wherein each of the calibration images shares a common calibration target with at least one other calibration image; calculating, based on the at least one common calibration target, a position and orientation of the sensing device relative to the calibration target, for each location of the capturing of the calibration images; and calibrating the IMU by comparing relative motion between two of the calibration images based on the calculated relative position and orientation, to measurements of the parameters taken by the IMU in time ranges corresponding to the at least two calibration images.

The invention discloses a reversible reduction method of medical images based on SLT-SVD. This scheme transforms the whole original medical image from spatial domain to frequency domain to embed the watermark information. The watermark information is embedded without distinguishing ROI from RONI, avoiding the complete loss of watermark information after RONI is replaced, so as to identify the authenticity and integrity of the suspicious medical image shared from the network. Authentication of the source of medical images with copyright protection to ensure the correctness of suspicious medicalimages; integrity identification ensures that medical images are not distorted in the process of network transmission by detecting, locating and repairing the tampering of suspicious medical images.Moreover, the scheme realizes the reversible restoration of medical images without introducing a large amount of auxiliary information and without remembering the location information divided by ROI and RONI, which reduces the bandwidth of information transmission and reduces the security risks.