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136 results about "Semantic labeling" patented technology

Semantic labeling is the process of mapping attributes in data sources to classes in an ontology and is a necessary step in hetero- geneous data integration.

Digital museum gridding and construction method thereof

The invention discloses a digital museum grid and the construction method thereof; the digital museum grid includes a grid portal device, a job dispatching and an execution management device, an information center, a resource retrieval service device, an ontology service device, a heterogeneous database accessing and integration device, a grid monitoring device and other devices. The method includes: establishing an ontology device to establish the instantiation relation between digital museum resource and the global ontology by semantic labeling, establishing the heterogeneous database accessing and integration device to provide a global uniform view and a uniform access interface of heterogeneous database resource for the users of grid system recourse, establishing the grid resource monitoring device to collect original state data of monitoring nodes and classify the data into uniform standard information format for visualization, establishing the grid portal device to provide grid resource accessing and service, application of execution and monitoring grid, and a service environment supporting the cooperative work of users. In the process of application, the invention utilizes grid middleware and receives job request through a grid job dispatch device to fulfill job dispatching and execution information management and to generate and manage the resource retrieval service device so as to index a grid service device through an information service device. The invention can realize the mutual communication and organic sharing of the massive digital museum resources in multidisciplinary field and eliminate the isolated island phenomena of sample information.
Owner:BEIHANG UNIV

Application program interfaces for semantically labeling strings and providing actions based on semantically labeled strings

Application program interfaces (API) are provided for labeling strings while a user is creating a document and providing user actions based on the type of semantic label applied to the string. A recognizer API is provided and includes properties and methods or instructions which allow recognizer plug-ins to semantically label strings of text or cells or information. An action API is provided and includes properties and methods that are called upon when a user initiates particular actions such as opening a web browser, going to a particular URL, or opening an instance of a word processing or spreadsheet program. After the strings are annotated with a type label, application program modules may use the type label to provide users with a choice of actions. If the user's computer does not have any actions associated with a type label, the user may be provided with the option to surf to a download Uniform Resource Locator (URL) and download action plug-ins for that type label. One or more recognizer plug-ins perform the recognition of particular strings in an electronic document. The recognizer plug-ins may be packaged with an application program module or they may be written by third parties to recognize particular strings that are of interest. One or more action plug-ins provide possible actions to be presented to the user based upon the type label associated with the string.
Owner:MICROSOFT TECH LICENSING LLC

Terrain semantic perception method based on vision and vibration tactile fusion

The invention provides a terrain semantic perception method based on vision and vibration touch fusion. The terrain semantic perception method comprises the steps: firstly, giving an implementation method of vision three-dimensional semantic mapping based on ORB_SLAM2 and semantic segmentation; secondly, in combination with a terrain semantic classification and recognition method based on CNN-LSTM, giving a realization thought and a fusion strategy of vision/touch fusion; and finally, based on the blue whale XQ unmanned vehicle platform, the Kinect V1.0 visual sensing unit and the vibration sensing unit, carrying out algorithm testing in a real object environment. Therefore, the semantic marking precision of the method obtained by comparing a test result with a real environment can meet the application requirements; and meanwhile, whether the terrain semantic cognition is good or not can be obviously compared according to the fusion result of whether the vibration touch exists or not,so that more reliable sensing capacity can be provided for the patroller through fusion of the vibration touch and the terrain semantic cognition, and the vibration touch can still provide terrain cognition precision within a limited range even under the condition of visual failure.
Owner:HARBIN INST OF TECH

Convolution neural network training method, gesture recognition method, device and apparatus

The invention discloses a training method of a convolution neural network. The method includes: firstly, obtaining a gesture image to be trained; according to Mask R-CNN target detection, segmenting and extracting the gesture image to obtain the coordinates of key points corresponding to each gesture in the gesture image; for each key point, performing corresponding identification according to thevisibility of the key point, so as to obtain the marked characteristic information, wherein, the characteristic information comprises the coordinates of the key point and the corresponding visibilitymark; for each gesture image, reducing the dimensionality of the identified feature information based on a manifold learning algorithm, and obtaining the reduced dimensionality feature point distribution image. For each feature point distribution image, according to the combination of corresponding feature points in the feature point distribution image, obtaining the gesture instruction label after the gesture semantic labeling. According to the feature point distribution image and the corresponding gesture instruction label, the initial convolution neural network is trained to obtain the trained convolution neural network, which simplifies the processing complexity and improves the processing efficiency.
Owner:GCI SCI & TECH +1
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