Patent application number | Description | Published |
20090160866 | METHOD AND SYSTEM FOR VIDEO DECODING BY MEANS OF A GRAPHIC PIPELINE, COMPUTER PROGRAM PRODUCT THEREFOR - A system for decoding a stream of compressed digital video images comprises a graphics accelerator for reading the stream of compressed digital video images, creating, starting from said stream of compressed digital video images, three-dimensional scenes to be rendered, and converting the three-dimensional scenes to be rendered into decoded video images. The graphics accelerator is preferentially configured as pipeline selectively switchable between operation in a graphics context and operation for decoding the stream of video images. The graphics accelerator is controllable during operation for decoding the stream of compressed digital video images via a set of application programming interfaces comprising, in addition to new APIs, also standard APIs for operation of the graphics accelerator in a graphics context. | 06-25-2009 |
20090295811 | RENDERING MODULE FOR BIDIMENSIONAL GRAPHICS - The disclosure relates to a graphics module for rendering a bidimensional scene on a display screen comprising a graphics pipeline of the sort-middle type, said graphics pipeline comprising: a first processing module configured to clip a span-type input primitive received from a rasterizer module into sub-span type primitives to be associated to respective macro-blocks corresponding to portions of the screen, and to store said sub-span type primitives in a scene buffer; a second processing module configured to reconstruct the span-type input primitive starting from said sub-span type primitives, the second processing module being further intended to implement a culling operation of sub-span type primitives of the occluded type. | 12-03-2009 |
20110169822 | METHOD AND SYSTEM FOR SIGNAL PROCESSING, FOR INSTANCE FOR MOBILE 3D GRAPHIC PIPELINES, AND COMPUTER PROGRAM PRODUCT THEREFOR - A system renders a primitive of an image to be displayed, for instance in a mobile 3D graphic pipeline, the primitive including a set of pixels. The system locates the pixels in the area of the primitive, generates, for each pixel located in the area, a set of associated sub-pixels, borrows a set of sub-pixels from neighboring pixels, subjects the set of associated sub-pixels and the borrowed set of pixels to adaptive filtering to create an adaptively filtered set of sub-pixels, and further filters the adaptively filtered set of sub-pixels to compute a final pixel for display. Preferably, the set of associated sub-pixels fulfils at least one of the following: the set includes two associated sub-pixels and the set includes associated sub-pixels placed on pixel edges. | 07-14-2011 |
20150154456 | METHOD AND AN APPARATUS FOR THE EXTRACTION OF DESCRIPTORS FROM VIDEO CONTENT, PREFERABLY FOR SEARCH AND RETRIEVAL PURPOSE - A method for extraction of descriptors from video content, includes the following steps: a Key Frame Extracting step, applying a local descriptors-based approach to select pictures of the incoming video as key frames that are representative of a temporal region of the video which is visually homogeneous; a Content Analysis step, analysing the content of the key frames and classifying image patches of the key frames as interesting or not for the extraction of descriptors; a Descriptors Extracting step, extracting compact descriptors from the selected key frames, and defining a set of surrounding images also on the basis of input received from the Content Analysis step; a Temporal Coding step, multiplexing information about the time points at which said key frames have been extracted in the Key Frame Extracting step with the compact descriptors extracted in the Descriptors Extracting step, obtaining the descriptors. | 06-04-2015 |
Patent application number | Description | Published |
20080270769 | PROCESS FOR RUNNING PROGRAMS ON PROCESSORS AND CORRESPONDING PROCESSOR SYSTEM - Programs having a given instruction-set architecture are executed on a multiprocessor system comprising a plurality of processors, for example of a VLIW type, each of said processors being able to execute, at each processing cycle, a respective maximum number of instructions. The instructions are compiled as instruction words of given length executable on a first processor. At least some of the instruction words of given length are converted into modified-instruction words executable on a second processor. The operation of modifying comprises in turn at least one operation chosen in the group consisting of: splitting the instruction words into modified-instruction words; and entering no-operation instructions in the modified-instruction words. | 10-30-2008 |
20090147016 | METHOD FOR DETECTING BORDER TILES OR BORDER PIXELS OF A PRIMITIVE FOR TILE-BASED RENDERING - A method detects border tiles or border pixels of a primitive corresponding to an object to be displayed on a display screen. The detecting includes: calculating the number of border tiles or pixels covered by an edge of the primitive; identifying a plurality of vertices that divide the edge in a plurality of segments of equal length; calculating coordinates of the vertices; and associating a tile or pixel with the coordinates of each vertex. The number of vertices for the edge is greater than or equal to the number of border tiles or pixels. | 06-11-2009 |
20130163836 | COMPUTING THE MASS OF AN OBJECT - The mass of an object may be estimated based on intersection points of a representation of a surface in an image space with cubes defining the image space, the surface representing a surface of an object. The representation may be, for example, based on marching cubes. The mass may be estimated by estimating a mass contribution of a first set of cubes contained entirely within the representation of the surface, estimating a mass contribution of a second set of cubes having intersection points with the representation of the surface, and summing the estimated mass contribution of the first set of cubes and the estimated mass contribution of the second set of cubes. The object may be segmented from other portions of an image prior to estimating the mass of the object. | 06-27-2013 |
20130216097 | IMAGE-FEATURE DETECTION - An embodiment is a method for detecting image features, the method including extracting a stripe from a digital image, the stripe including of a plurality of blocks; processing the plurality of blocks for localizing one or more keypoints; and detecting one or more image features based on the one or more localized keypoints. | 08-22-2013 |
20130216135 | VISUAL SEARCH SYSTEM ARCHITECTURES BASED ON COMPRESSED OR COMPACT DESCRIPTORS - An embodiment of a visual search system includes at least one imaging device, each imaging device operable to capture a corresponding image, a feature extraction device coupled to each imaging device, each feature extraction device operable to generate feature descriptors from the image received from the corresponding imaging device. A descriptor encoding device is coupled to each feature extraction device and operable to generate compressed feature descriptors from the received feature descriptors. An application processor is coupled to each descriptor encoding device. The application processor is operable to process the received compressed feature descriptors to generate output information as a function of the processed compressed feature descriptors. | 08-22-2013 |
20130216143 | SYSTEMS, CIRCUITS, AND METHODS FOR EFFICIENT HIERARCHICAL OBJECT RECOGNITION BASED ON CLUSTERED INVARIANT FEATURES - One embodiment is a method for selecting and grouping key points extracted by applying a feature detector on a scene being analyzed. The method includes grouping the extracted key points into clusters that enforce a geometric relation between members of a cluster, scoring and sorting the clusters, identifying and discarding clusters that are comprised of points which represent the background noise of the image, and sub-sampling the remaining clusters to provide a smaller number of key points for the scene. | 08-22-2013 |
20130279762 | ADAPTIVE SEARCH WINDOW CONTROL FOR VISUAL SEARCH - Image-processing apparatus and methods to adaptively control a size and/or location of a visual search window used for feature matching in a machine-vision system are described. A search window controller may receive motion vector data and image recognition rate data, and compute a search window size and/or search window location based on the received data. The computed search window size may be a portion of an image frame. The motion vector data and image recognition rate data may be computed from one or more images in a video image sequence. By adaptively controlling search window size and location, an appreciable reduction in data processing burden for feature matching may be achieved. | 10-24-2013 |
20140133310 | METHOD FOR EXTRACTING FEATURES FROM A FLOW OF DIGITAL VIDEO FRAMES, AND CORRESPONDING SYSTEM AND COMPUTER PROGRAM PRODUCT - In an embodiment, digital video frames in a flow are subjected to a method of extraction of features including the operations of: extracting from the video frames respective sequences of pairs of keypoints/descriptors limiting to a threshold value the number of pairs extracted for each frame; sending the sequences extracted from an extractor module to a server for processing with a bitrate value variable in time; receiving the aforesaid bitrate value variable in time at the extractor as target bitrate for extraction; and limiting the number of pairs extracted by the extractor to a threshold value variable in time as a function of the target bitrate. | 05-15-2014 |
20140133550 | METHOD OF ENCODING AND DECODING FLOWS OF DIGITAL VIDEO FRAMES, RELATED SYSTEMS AND COMPUTER PROGRAM PRODUCTS - A first video frame and a second video frame in a flow of digital video frames are encoded by extracting for the frames in question respective sets of keypoints and descriptors, with each descriptor including a plurality of orientation histograms regarding a patch of pixels centred on the respective keypoint. Once a pair of linked descriptors has been identified, one for the first frame and one for the second frame, which have a minimum distance from among the distances between any one of the descriptors of the first frame and any one of the descriptors of the second frame, the differences of the histograms of the descriptors linked in said pair are calculated, and the descriptors linked in said pair are encoded as the set including one of the linked descriptors and the aforesaid histogram differences by subjecting the histogram differences to a thesholding setting at zero all the differences below a certain threshold, to quantization, and to an encoding of a run-length type. The run-length encoding is followed by a further encoding chosen from among a Huffman encoding, an arithmetical encoding, and a type encoding. | 05-15-2014 |
20140185949 | EFFICIENT COMPACT DESCRIPTORS IN VISUAL SEARCH SYSTEMS - Disclosed embodiments are directed to methods, systems, and circuits of generating compact descriptors for transmission over a communications network. A method according to one embodiment includes receiving an uncompressed descriptor, performing zero-thresholding on the uncompressed descriptor to generate a zero-threshold-delimited descriptor, quantizing the zero-threshold-delimited descriptor to generate a quantized descriptor, and coding the quantized descriptor to generate a compact descriptor for transmission over a communications network. The uncompressed and compact descriptors may be 3D descriptors, such as where the uncompressed descriptor is a SHOT descriptor. The operation of coding can be ZeroFlag coding, ExpGolomb coding, or Arithmetic coding, for example. | 07-03-2014 |
20140198995 | METHOD AND APPARATUS FOR COMPUTING IMAGE PYRAMIDS AND RELATED COMPUTER PROGRAM PRODUCT - An embodiment of a method for computing pyramids of input images (I) in a transformed domain, e.g., for search and retrieval purposes, includes:—arranging input images in blocks to produce input image blocks,—subjecting the input image blocks to block processing including: transform into a transformed domain, subjecting the image blocks transformed into a transformed domain to filtering, subjecting the image blocks transformed into a transformed domain and filtered to inverse transform implementing an inverse transform with respect to the previous transform into a transformed domain, thus producing a set of processed blocks. The set of processed blocks, which is recomposeable to an image pyramid, may be used, e.g., in detecting extrema points in images in the pyramid, extracting a patch of given size around the extrema points detected, and processing the patch to obtain local descriptors such as SIFT descriptors of a feature. | 07-17-2014 |
20150103199 | METHOD OF PRODUCING COMPACT DESCRIPTORS FROM INTEREST POINTS OF DIGITAL IMAGES, CORRESPONDING SYSTEM, APPARATUS AND COMPUTER PROGRAM PRODUCT - Compact descriptors of digital images are produced by detecting interest points representative of the digital images and selecting out of the interest points key points for producing e.g. local and global compact descriptors of the images. The digital images are decomposed into blocks by computing an energy (variance) for each said block and then subjecting the blocks to culling by rejecting those blocks having an energy failing to pass an energy threshold. The interest points are detected only in the blocks resulting from culling, and the key points for producing the compact descriptors are selected out of the interest points thus detected, possibly by using different selection thresholds for local and global compact descriptors, respectively. The number of key points for producing the compact descriptors may be varied e.g. by adaptively varying the number of the interest points detected in the blocks resulting from culling. | 04-16-2015 |
20150205792 | METHOD FOR OBJECT RECOGNITION, CORRESPONDING SYSTEM, APPARATUS AND COMPUTER PROGRAM PRODUCT - Searches performed in a data base using image descriptors of query images are managed via a mobile communication device, such as a smartphone, a tablet, etc., by: extracting at the mobile device grayscale and color descriptors of query images, sending the grayscale descriptors as compressed grayscale descriptors of query images from the mobile device to a server for searching in the data base, receiving at the mobile device results of the search, using color descriptors of query images in disambiguating the results by: i) sending the color descriptors as compressed color descriptors of query images from the mobile device to the server and receiving at the mobile device disambiguated search results from the server, or ii) receiving at the mobile device non-disambiguated search results from the server and disambiguating the search results by means of the color descriptors extracted at the mobile device to produce disambiguated search results. | 07-23-2015 |
Patent application number | Description | Published |
20100285862 | METHOD OF GAMING, A GAME CONTROLLER AND A GAMING SYSTEM - A method of gaming including initiating a sequence of at least two outcomes, determining any current end condition to apply to the current outcome in the sequence from at least the previous outcome in the sequence, wherein each outcome is derived from a selection of one of a plurality of objects presented to a player at respective ones of a plurality of display positions on a display of a gaming system, and ending the sequence upon the current end condition being met by the current outcome. | 11-11-2010 |
20130244754 | METHOD OF GAMING, A GAME CONTROLLER AND A GAMING SYSTEM - A method of gaming including initiating a sequence of at least two outcomes, determining any current end condition to apply to the current outcome in the sequence from at least the previous outcome in the sequence, wherein each outcome is derived from a selection of one of a plurality of objects presented to a player at respective ones of a plurality of display positions on a display of a gaming system, and ending the sequence upon the current end condition being met by the current outcome. | 09-19-2013 |
20140128151 | PLAYER CHOICE GAME FEATURE - A gaming machine has display means and a game control means. A game is played in which one or more random events are displayed on the display means and, if a predefined winning event occurs, the machine awards a prize. On the occurrence of a predefined event, the player is offered a choice of two or more different prize sets, each containing a plurality of prize outcomes. The prize is drawn from the prize set or sets selected. The sets of prizes may be presented on segments of wheels that can spin before stopping randomly on a segment which defines the prize outcome. Alternatively the sets of prizes are presented on the faces of dice which are arranged to spin before stopping with the front face of the die defining the prize won. | 05-08-2014 |
Patent application number | Description | Published |
20100145177 | Stapedius Muscle Electrode - The invention relates to a stapedius muscle electrode array for detecting the action elements generated when a human stapedius muscle is contracted. Said array comprises an electrode ( | 06-10-2010 |
20100268054 | Electrode Configuration and Measuring Device for Measuring the Electrical Activity in Electrically Active Tissue - An electrode arrangement for sensing electrical activity in target tissue is described. A support electrode has an elongate electrode body with a base end and a penetrating end for insertion into the target tissue. A fixation electrode has an elongate electrode body with a base end and a penetrating end at an angle to the electrode body. The electrodes are joined together with their electrode bodies in parallel so that the penetrating end of the fixation electrode penetrates a fixed distance into the target tissue so that at least one of the electrodes senses electrical activity in the target tissue. | 10-21-2010 |
20110282177 | Electrode Arrangement and Measuring Device for Measuring the Electrical Activity in an Electrically Active Tissue - The invention relates to an electrode arrangement and a measuring device for measuring the action flow and/or the action potential of an electrically active tissue. The aim of the invention is to provide a simple and economically producible electrode for measuring action flows and/or action potentials in electrically active tissues (preferably the stapedius muscle tissue), ensuring that the electrode is fixed securely, but reversibly, in the muscle tissue and that the muscle tissue is disturbed as little as possible. The electrode arrangement according to the invention comprises a first electrode ( | 11-17-2011 |
20120157815 | Evoked Stapedius Reflex Threshold (ESRT) Tile Electrode - An electrode arrangement is described for sensing electrical activity in target tissue. An inner electrode has an elongate electrode body formed as a cylindrical section with an inner penetrating end for insertion into the stapedius muscle target tissue. An outer electrode fits over the inner electrode and an outer penetrating end for insertion into the target tissue. The two electrodes are joined together with their electrode bodies in parallel so that the penetrating ends of the electrodes penetrate in the same direction into the target tissue to sense electrical activity in the target tissue. | 06-21-2012 |
20130281812 | Evoked Stapedius Reflex Threshold Tile Electrode - An electrode arrangement is described for sensing electrical activity in target tissue. An inner electrode has an elongate electrode body formed as a cylindrical section with an inner penetrating end for insertion into the stapedius muscle target tissue. An outer electrode fits over the inner electrode and an outer penetrating end for insertion into the target tissue. The two electrodes are joined together with their electrode bodies in parallel so that the penetrating ends of the electrodes penetrate in the same direction into the target tissue to sense electrical activity in the target tissue. | 10-24-2013 |
20140100471 | Electromechanical Measurement of Stapedius Muscle/Tendon Activity - A device for measuring stapedius tissue activity uses a mechanoelectrical transducer having two ends. A static end is configured for attachment to the bony pyramid in the middle ear, and a dynamic end is configured for attachment to stapedius tissue in the middle ear. The transducer generates a corresponding electrical sensing signal output when the stapedius tissue moves the dynamic end relative to the static end. | 04-10-2014 |
Patent application number | Description | Published |
20080220014 | Recombinant viral-based malaria vaccines - The present invention relates to novel vaccines against malaria infections, based on recombinant viral vectors, such as alpha viruses, adenoviruses or vaccinia viruses. The recombinant viral-based vaccines can be used to immunize against different | 09-11-2008 |
20090324645 | Production of vaccines - Means and methods for producing mammalian viruses, the method comprising infecting a culture of immortalized human cells with a virus, incubating the culture infected with virus to propagate the virus under conditions that permit growth of the virus, and to form a virus-containing medium, and removing the virus-containing medium. The viruses can be harvested and be used for the production of vaccines. Advantages include that human cells of the present invention can be cultured under defined serum-free conditions and the cells show improved capability for propagating virus. Methods are provided for producing, in cultured human cells, influenza virus and vaccines derived thereof. This method eliminates the necessity of using whole chicken embryos for the production of Influenza vaccines. The method also provides for the continuous or batch-wise removal of culture media. As such, the present invention allows the large-scale continuous production of viruses to a high titer. | 12-31-2009 |
20100172928 | Recombinant viral-based malaria vaccines - The present invention relates to novel vaccines against malaria infections, based on recombinant viral vectors, such as alpha viruses, adenoviruses or vaccinia viruses. The recombinant viral-based vaccines can be used to immunize against different | 07-08-2010 |
20110150930 | Recombinant viral-based malaria vaccines - Described are vaccines against malarial infections, which are based on recombinant viral vectors, such as alpha viruses, adenoviruses, or vaccinia viruses. The recombinant viral-based vaccines can be used to immunize against different | 06-23-2011 |
20120082694 | Recombinant Viral-Based Malaria Vaccines - Described are vaccines against malarial infections, which are based on recombinant viral vectors, such as alpha viruses, adenoviruses, or vaccinia viruses. The recombinant viral-based vaccines can be used to immunize against different | 04-05-2012 |
Patent application number | Description | Published |
20090239287 | Production of vaccines - Means and methods are provided for the production of mammalian viruses comprising: infecting a culture of immortalized human cells with the virus, incubating the culture infected with virus to propagate the virus under conditions that permit growth of the virus, and to form a virus-containing medium, and removing the virus-containing medium. The viruses can be harvested and be used for the production of vaccines. Advantages are that human cells of the present invention can be cultured under defined serum free conditions, and the cells show improved capability for propagating virus. In particular, methods are provided for producing, in cultured human cells, influenza virus and vaccines derived thereof. This method eliminates the necessity to use whole chicken embryos for the production of influenza vaccines. The method provides also for the continuous or batchwise removal of culture media. As such, the invention allows the large-scale, continuous production of viruses to a high titer. | 09-24-2009 |
20090285879 | Malaria prime/boost vaccines - Described are vaccine regimens in which specific prime/boost regimens are applied using low-neutralized recombinant adenoviral vectors harboring nucleic acids encoding antigens from | 11-19-2009 |
20100015176 | Settings for recombinant adenoviral-based vaccines - The present invention provides new uses of recombinant adenoviral vectors in vaccination regimens, such as prime/boost set-ups and subsequent vaccinations and applications for gene therapy. Moreover, the invention provides new assays to determine the best regimen for applying the most suitable recombinant viral vector in a vaccination or gene therapy setting. | 01-21-2010 |
20110311580 | Settings for recombinant adenoviral-based vaccines - Described are new uses of recombinant adenoviral vectors in vaccination regimens, such as prime/boost set-ups and subsequent vaccinations and applications for gene therapy. Moreover, also described are new assays to determine the best regimen for applying the most suitable recombinant viral vector in a vaccination or gene therapy setting. | 12-22-2011 |
20120014994 | Malaria prime/boost vaccines - Described are vaccine regimens in which specific prime/boost regimens are applied using low-neutralized recombinant adenoviral vectors harboring nucleic acids encoding antigens from | 01-19-2012 |
20140017278 | ADENOVIRUS SEROTYPE 26 AND SEROTYPE 35 FILOVIRUS VACCINES - Provided are recombinant adenovirus vectors (serotype 26 and serotype 35) encoding filovirus antigens. The adenovirus vectors can be used to induce protective immune responses against filovirus infection. | 01-16-2014 |