Abstract: An apparatus for controlling a rehabilitation robot providing walking assistance to a user is disclosed. The apparatus includes a command perceiving unit for receiving a explicit walking command mode of a user based on a conscious adjustment signal, a motion sensing unit for sensing action of the user, a biometric sensing unit for sensing a biometric state of the user, and a host control module for analyzing walking steps and perceiving intent to walk by using the walking command perceived by the command perceiving unit and the action sensed by the motion sensing unit, thereby controlling the rehabilitation robot. The apparatus for controlling a rehabilitation robot further includes a wearing-type suit having the apparatus disposed thereon.

Abstract: An apparatus for operation of a moving object in an unstructured environment includes a sensor unit configured to sense vibration of the moving object to produce a sensing signal; an image capturing unit configured to capture an image of a surrounding environment on which the moving object travels; a signal synchronization unit configured to synchronize the sensing signal from the sensor unit with the image captured by an image capturing unit through mapping therebetween; an amplitude extraction unit configured to extract a tilt of the moving object based on the sensing signal from the sensor unit and calculate a viewing angle and a moving distance of the moving object based on the calculated tilt; and an image correction unit configured to perform coordinate transformation on the captured image by using the viewing angle and the moving distance to generate a corrected image.

Abstract: A system achieves seamless localization for a plurality of robots when first some robots moves to a shadow area where GPS signals are not received while remaining second robots receives the GPS signals, by performing an absolute localization for the second robots using the GPS signals; and performing an absolute localization for the second robots using the GPS signals; performing a relative localization for the first robots based on the second robots, thereby determining an absolute location of the first robots. Further, when the second robots move to the shadow area where the first robots have been moved, the system performs the seamless localization by determining a relative location of the second robots based on the first robots on which the relative localization has been performed, thereby determining an absolute location of the second robots based on the relative location of the second robots.

Abstract: An apparatus for reconfiguring robot components in an environment that includes a robot terminal apparatus, including a plurality of internal components, and external components, interacting with the internal components, includes a situation monitoring unit for checking whether there has been a change in a situation of the robot terminal apparatus. Further, the apparatus includes a component availability analysis unit for determining at least one available component that belongs to the internal components or the external components; and a component search unit for searching for at least one component based on results of the determination of the component availability analysis unit.

Abstract: A method of modeling a composite emotion in a multidimensional vector space, is provided with creating an emotion vector space by defining dimensions of a vector space in consideration of stimuli affecting emotions, and dividing a defined multidimensional vector space into emotion regions. Further, the method of modeling a composite emotion in a multidimensional vector space includes creating a composite emotion by calculating a fuzzy partitioned matrix between a current state vector and respective representative vectors in the created emotion vector space.

Abstract: Provided is a system and method for providing location information of robot in real time using an artificial mark. The system includes: an image processing module for obtaining an image signal by photographing artificial marks installed at a predetermined space with a space coordinate and detecting an image coordinate of artificial mark from the obtaining the image signal; a location calculating module for calculating a current location by comparing the image coordinate of detected artificial mark and a pre-stored space coordinate of artificial mark; and an artificial mark identifying module for updating current location information by selectively using one of an artificial mark tracing process and an image coordinate estimating process.

Abstract: A system and method for analyzing the motions of an object based on the silhouettes of the object are provided. The system includes a foreground detector, a contour extractor, a model generator, a corner histogram generator, and a value of similarity measuring unit. The foreground detector detects a moving foreground object from an input image. The contour extractor extracts silhouette contour of the detected foreground object, and the model generator generates mean value histogram models as references to determine motions of the object.

Abstract: A method of extracting a foreground object image from a video sequence includes producing a reference background image by separating a background image from a frame image of the video sequence; producing edge information of the frame image and the reference background image; producing an edge difference image using the edge information; and extracting the foreground object image using the edge difference image based on the edge information.

Abstract: Provided is a walking supporting apparatus for supporting a user walking by using a multi-sensor signal processing system that detects a walking intent. A palm sensor unit detects a force applied to a palm through a stick to generate a palm sensor signal. A sensor unit detects a force applied to a sole through the ground to generate a sole sensor signal. A portable information processing unit checks a user's walking intent by using the palm sensor signal, and if it is checked that the user has a walking intent, the portable information processing unit generates a driving signal in response to the sole sensor signal. A walking supporting mechanism includes a left motor attached to a user's left leg and a right motor attached to a user's right leg to support the user's walking when the left and right motors are driven in response to the driving signal.

Abstract: Provided are a system and method for providing contents service. A service storing apparatus stores service providing information and service request information. A service requesting apparatus composes a service search inquiry according to a contents service request, receives the inquiry result, and calls a corresponding service based on the received result to provide a corresponding contents service. A service relaying apparatus searches related service providing information from the service storing apparatus to provide information necessary for calling the service when the service search inquiry is received. A service providing apparatus provides service proxy information of a content service and provides a corresponding contents service when a service is called by a service requesting apparatus.

Abstract: A robot server for controlling a robot, a system for providing content having the same, and a method thereof are provided. The robot server communicating with the robot includes a virtual robot object and a virtual robot object manager. The robot server executes commands that are generated in correspondence to the robot and received from the robot, and controls the robot. The virtual robot object manager generates the virtual robot object corresponding to the robot and activates the virtual robot object when connected to the robot.

Abstract: An apparatus for controlling a robot and a method thereof are provided. The apparatus includes: a state interpretation unit determining whether or not a current situation belongs to a preset unstable state by evaluating the current situation based on a plurality of perception information items; and a target generation unit setting a target action of the robot by comparing the current situation and the determination result with a predetermined value system, and then, modifying the target action by receiving a feedback of the action performance result of the robot as perception information. According to the method and apparatus, by inputting a processing procedure and a value system to solve a variety of unstable states that can occur in situations of a user and circumstances surrounding the robot, the robot can actively respond with actions.

Abstract: A biological signal sensor apparatus worn on a user's body includes: a sensor unit for sensing physical states or movements of a user to generate biological signal data; a wireless communications unit for performing wireless data communications with a wireless sensor network to transmit the biological signal data; a sensor network protocol processing unit for processing protocols for end-to-end communications between the wireless communications unit and the wireless sensor network and for performing a mobility support procedure for the biological signal sensor apparatus; a processor for controlling the wireless data communications, the end-to-end communications, and the mobility support procedure to allow the biological signal sensor apparatus to serve as a mobile wireless sensor node; and a connection unit for connecting the sensor unit and the processor. The biological signal sensor apparatus serves as a mobile wireless sensor node in the wireless sensor network.

Abstract: In realizing a user recognition system and a method thereof, a user feature vector is extracted from an input facial image, and at least one cluster is generated and a user feature template is enrolled. The cluster includes the feature vector as a member of it. When a user facial image is inputted, a user feature vector is extracted from the image, and a similarity between the feature vector and the user feature template is calculated. When the similarity is greater than a predetermined threshold value, a user of the user feature template is recognized as the user of the input image.

Abstract: A localization system and method of a mobile robot using a camera and artificial landmarks in a home and a general office environment (or working zone) is provided. The localization system includes artificial landmarks having an LED flash function in an invisible wavelength band, a camera with a wide-angle lens, a module flashing landmarks attached at the ceiling and identifying positions and IDs of the landmarks from an image photographed by the camera having a filter, a module calculating position and orientation of the robot using two landmarks of the image in a stop state, a module, when a ceiling to which the landmarks are attached has different heights, a position of the robot, and a module, when a new landmark is attached in the working zone, calculating a position of the new landmark on an absolute coordinate.

Abstract: A user recognizing system and method is provided. According to the user recognizing system and method, user ID and predetermined user feature information are stored, first and second user feature information are extracted from the user image data transmitted from the image input unit, and first and second probabilities that the extracted first and second user feature information determine the predetermined user are respectively generated based on the information stored at the user information database, the first user feature information being absolutely unique biometric information and the second user feature information being unique semibiometric information under a predetermined condition, and ID of the input image is finally determined by combining the first probability and the second probability. According to the user recognizing system and method, a user identity can be authenticated even when the user freely moves.

Abstract: A wireless sensor network communication apparatus and method selectively using infrared and radio frequency communication. The wireless sensor network communication apparatus includes a first communicating unit, a second communication unit, and a wireless node processor. The first communicating unit wakens a neighboring node in a sleep mode and transmits/receives the woken node and sensor data. The second communicating unit transmits/receives the woken neighboring node and the sensor data. The wireless node processor is wakened from the sleep mode, wakens the neighboring node in the sleep mode, and transmits the sensor data with a minimum low power through one of the first and second communicating unit. Accordingly, the apparatus can perform the wireless sensor network communication with lower power compared to the case that communication is performed only by the radio frequency communication function.

Abstract: The present invention relates to a remote control system, a remote server, a remote control agent, and a remote control method. According to the present invention, when controlling the remote apparatus to perform a target service, remote apparatus information and service information are searched and a service plan is generated based on the searched remote apparatus information and service information for execution of the target service. In addition, a remote apparatus control process generated by the service plan and the process is performed. Therefore, users can easily control the remote apparatus and can be provided desired services.

Abstract: Provided are a method and system for modeling a service using a Bayesian network and status information in a distributed environment. The method includes creating a scenario for modeling at least one service, categorizing the service into models according to properties based on the scenario, setting interrelationships including a chronological relationship, a hierarchical relationship, and correlation between the categorized models, and deriving information including a service goal and status information with respect to the models and completing service modeling. Accordingly, a service provider, which digitally provides various services in a ubiquitous environment, can efficiently and actively provide intelligent services. In addition, since a specific method of modeling a service based on probabilities is provided, an intelligent service is modeled efficiently and diversely.

Abstract: A method of modeling a composite emotion in a multidimensional vector space, is provided with creating an emotion vector space by defining dimensions of a vector space in consideration of stimuli affecting emotions, and dividing a defined multidimensional vector space into emotion regions. Further, the method of modeling a composite emotion in a multidimensional vector space includes creating a composite emotion by calculating a fuzzy partitioned matrix between a current state vector and respective representative vectors in the created emotion vector space.