Abstract: A control method and an electronic device are provided. The electronic device includes a photographing unit configured to photograph a hand including fingers, a display unit configured to display a plurality of content objects, and a control unit configured to recognize a finger gesture of the photographed hand and a distance from the electronic device to the finger, and control the display unit to change and display a range of a displayed content object according to the recognized finger gesture and the distance.

Abstract: A method and an apparatus for processing a screen by using a device are provided. The method includes obtaining, at the second device, a display screen displayed on the first device and information related to the display screen according to a screen display request regarding the first device, determining, at the second device, an additional screen based on the display screen on the first device and the information related to the display screen, and displaying the additional screen near the display screen on the first device.

Abstract: An image providing method includes displaying a first image, the first image including an object and a background; receiving a user input selecting the object or the background as a region of interest; acquiring first identification information associated with the region of interest based on first attribute information of the first image; acquiring a second image from a target image, the second image including second identification information, the second identification information being the same as the first identification information; and generating an effect image based on at least one of the first image and the second image.

Abstract: A method of recognizing a location of a user including detecting the user's two eyes and mouth of their face is provided, which includes calculating a ratio of a distance between the two eyes to a distance between a middle point of the two eyes and the mouth, calculating a rotation angle of the face according to the ratio, and detecting a distance between the face and the camera based on the rotation angle.

Abstract: An image correction apparatus, method and medium which can perform color component correction and geometric correction using the property of a projector projecting light of a plurality of color components of an input image at different times is provided. The image correction method includes sequentially projecting light of a plurality of color components of an input image onto a projection surface at different times, acquiring color components of the projected light, and correcting the input image by comparing the acquired color components with the color components of the input image.

Abstract: A digital apparatus is provided. The digital apparatus includes an image acquisition unit configured to acquire an image of a user and a controller configured to recognize a hand shape in the acquired image of the user and to perform a function corresponding to the recognized hand shape.

Abstract: An image processing method includes segmenting a series of obtained images, calculating a central point of each segment, and obtaining a target object based on movement variance of the central points of segments in the series of images.

Abstract: A method and apparatus for processing an image, whereby a 3-dimensional (3D) hand model corresponding to a hand image obtained may be generated by capturing an image of a hand of a person are provided. The method includes preparing a 3D hand model database, receiving a 2-dimensional (2D) hand image obtained by capturing an image of a first hand, and detecting a first 3D hand model corresponding to the 2D hand image by using the 3D hand model database.

Abstract: A method and apparatus are provided for segmenting an object in an image. The method includes obtaining a first image including the object; receiving an input signal including information about a predetermined position in the first image; selecting at least one pixel included in the first image, based on the position information; generating a second image by dividing the first image into several areas, using the selected at least one pixel; and segmenting the object in the first image by using the first image and the second image.

Abstract: A user interface for a movement between pages having a laminated structure in a portable device is provided. A method of searching for a page in a three dimensional manner in a portable device includes overlappingly displaying a plurality of pages in three dimensions; detecting a distance between the portable device and a user input means; sequentially moving and displaying the plurality of pages according to the detected distance; and when a movement of the user input means for selecting a page is detected, displaying the selected page. As a user brings a user input means close to a front surface of the portable device, the pages having the laminated structure are sequentially moved and displayed one by one, starting from a page displayed on the front. The user can identify the pages and select a desired page by making a gesture for selecting a shown page.

Abstract: A method and apparatus for controlling an operation of a camera that allows a user to conveniently control a camera apparatus according to a gesture of a subject input through a lens of a camera, and the camera apparatus are provided. The method includes receiving an image input through a camera lens; generating an image frame; detecting a motion of a subject included in the image frame by comparing the image frame with at least one previous frame stored before the image frame is generated; determining whether the motion of the subject is a User Interface (UI) gesture; and performing, if the motion is the UI gesture, an operation corresponding to the UI gesture.

Abstract: A method and apparatus are provided for converting a Two-Dimensional (2D) video to a Three-Dimensional (3D) video is disclosed. The method includes detecting a shot including similar frames in the 2D video; setting a key frame in the shot; determining whether a current frame is the key frame; when the current frame is the key frame, performing segmentation on the key frame, assigning a depth to each segmented object in the key frame; and when the current frame is not the key frame, performing the segmentation on non-key frames, and assigning the depth to each segmented object in the non-key frames.

Abstract: Disclosed are an event structure system and a method and medium for controlling the event structure system. The method includes recognizing multiple-person interaction primitives, composing an event by inference based on temporal relations using the multiple-person interaction primitive, and determining a final event by either eliminating an unnecessary event from the composed event, or adding a new event in the composed event.

Abstract: A 3D GUI producing method includes generating one or more 3D objects by using a 3D model according to a user's input and generating one or more animations by using the 3D objects; generating one or more main state nodes which indicate one state on the 3D GUI and can be changed to another state and one or more sub state nodes included in the main state node; adding an event, a sequence including a series of scenes corresponding to the event, and a target node to be transitioned to from the sub state node, to each of the sub state nodes; and generating the 3D GUI according to the event, sequence, and target node added to each of the sub state nodes.

Abstract: A camera apparatus and method enabling a user to conveniently control an operation of the camera apparatus according to a gesture of a subject for photography input through a lens of a camera, and a method of controlling the camera apparatus are provided. The method includes generating a current frame by receiving an image input through a camera; comparing the current frame and one or more previous frames stored before the current frame and detecting a gesture of a subject for photography included in the current frame and the one or more previous frames; determining whether the gesture is a gesture UI; and when the gesture is the gesture UI, executing an operation corresponding to the gesture UI.

Abstract: A method of recognizing a location of a user including detecting the user's two eyes and mouth of their face is provided, which includes calculating a ratio of a distance between the two eyes to a distance between a middle point of the two eyes and the mouth, calculating a rotation angle of the face according to the ratio, and detecting a distance between the face and the camera based on the rotation angle.

Abstract: A method and apparatus for realistically playing content stimulating sight and hearing senses of a user corresponding to a location of the user, by determining a first location of a user, mapping a content space displayed on a display unit corresponding with an actual space in which the user is positioned based on the first determined location, determining a virtual viewpoint in the content space corresponding to a second location of the user, and playing content corresponding to the determined virtual viewpoint.

Abstract: Provided are an apparatus and method of extracting a discriminative color feature, and an image forming system including: a photographing device to photograph an image of an object; a color feature extracting device receiving the image from the photographing device, extracting a discriminative color feature from the image, generating a final color model of the object, extracting a color blob of the object based on the final color model, performing blob analysis on the extracted color blob, and generating parameters to control a posturing of the photographing device according to the blob analysis; a control device receiving from the color feature extracting device the parameters to control the posturing of the photographing device, and controlling the posturing of the photographing device; a storage device storing the photographed image of the object; and a display device displaying the photographed image of the object.

Abstract: A method, medium and apparatus for correcting a projected image is provided. The method includes detecting a pattern image based on photographing information of consecutive image frames into which a reference pattern and an offset pattern corresponding to the reference pattern are alternately inserted and which are projected onto a projection surface accordingly, and correcting projected image frame, based on the detected pattern image.

Abstract: A remote control method and medium, a control device and a controlled device of a remote control system. The control device of the remote control system includes an identification information storage unit for storing identification information of the control device and attribute information on a single control function of one or more controlled devices controlled by the control device, a signal generation unit for generating a signal including the identification information and the attribute information, a switch unit for receiving a user's input and activating the signal generation unit, a modulation unit for modulating the generated signal into an omni-directional signal, a transmission unit for broadcasting the modulated signal to the one or more controlled devices, and an attachment unit, positioned on a back face of the control device, for attaching the control device thereto.