| Patent application number | Description | Published |
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| 20080225953 | BANDWIDTH ADAPTIVE STREAM SELECTION - An apparatus and corresponding method are provided for selecting one of several alternate input streams for transmission, the method including determining bandwidth requirements for each of the alternate input streams, measuring bandwidth currently available for transmission, and selecting for transmission one of the alternate input streams that has the highest determined bandwidth requirement less than or equal to the measured bandwidth currently available for transmission. | 09-18-2008 |
| 20080271102 | BIT-RATE CONSTRAINED TRICK PLAY THROUGH STREAM SWITCHING AND ADAPTIVE STREAMING - A system for bit-rate stream playout at preset speeds including a regular playout speed and other than the regular playout speed includes multiple streams encoded at a same bit-rate (R) but at a plurality of playout speeds. A selection mechanism is responsive to requests for playout speeds. The selection mechanism selects from among the plurality of streams to service a request. | 10-30-2008 |
| 20080298503 | SYSTEMS AND METHODS FOR ADAPTIVE SIGNAL SAMPLING AND SAMPLE QUANTIZATION FOR RESOURCE-CONSTRAINED STREAM PROCESSING - Systems and methods for adaptive signal sampling and sample quantization for resource-constrained stream processing. Exemplary embodiments include a signal sampling and signal quantization method for a data stream from a ECG sensor into a pervasive device, the method including adaptively sampling the data stream, compressing data samples from the data stream, reducing the number of samples via quantization, defining a utility function for signal reconstruction, and formulating optimization on the reconstructed signal that is jointly sampled and quantized. | 12-04-2008 |
| 20080313484 | Parallel Processing of Multi-Dimensional Data With Causal Neighborhood Dependencies - A method (which can be computer implemented) for processing a plurality of adjacent rows of data units, using a plurality of parallel processors, given (i) a predetermined processing order, and (ii) a specified inter-row dependency structure, includes the steps of determining starting times for each individual one of the processors, and maintaining synchronization across the processors, while ensuring that the dependency structure is not violated. Not all the starting times are the same, and a sum of absolute differences between (i) starting times of any given processor, and (ii) that one of the processors having an earliest starting time, is minimized. | 12-18-2008 |
| 20090175348 | LIFTING-BASED IMPLEMENTATIONS OF ORTHONORMAL SPATIO-TEMPORAL TRANSFORMATIONS - A method and apparatus for encoding video frames is described. In one embodiment, an encoding method includes jointly transforming a set of pixels into high-pass data using an orthonormal transform. The set of pixels includes at least one reference pixel and predicted pixels. The method further includes generating low-pass data using the reference pixel and the high-pass data. | 07-09-2009 |
| 20100191531 | QUANTIZING FEATURE VECTORS IN DECISION-MAKING APPLICATIONS - A system, method and computer program product for classification of an analog electrical signal using statistical models of training data. A technique is described to quantize the analog electrical signal in a manner which maximizes the compression of the signal while simultaneously minimizing the diminution in the ability to classify the compressed signal. These goals are achieved by utilizing a quantizer designed to minimize the loss in a power of the log-likelihood ratio. A further technique is described to enhance the quantization process by optimally allocating a number of bits for each dimension of the quantized feature vector subject to a maximum number of bits available across all dimensions. | 07-29-2010 |
| Patent application number | Description | Published |
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| 20090100178 | Systems and Methods for Access and Control of Hardware Device Resources Using Device-Independent Access Interfaces - Systems and methods are provided that enable seamless access and control of hardware device resources through a common, device-independent interface without the need for device-specific drivers. For instance, system and methods are designed to expose capabilities/functions of hardware devices as web-based services which can be invoked to provide specific services based on the capabilities of the hardware devices. | 04-16-2009 |
| 20090119238 | METHOD AND SYSTEM FOR PREDICTING RESOURCE USAGE OF REUSABLE STREAM PROCESSING ELEMENTS - A method is provided for generating a resource function estimate of resource usage by an instance of a processing element configured to consume zero or more input data streams in a stream processing system having a set of available resources that comprises receiving at least one specified performance metric for the zero or more input data streams and a processing power of the set of available resources, wherein one specified performance metric is stream rate; generating a multi-part signature of executable-specific information for the processing element and a multi-part signature of context-specific information for the instance; accessing a database of resource functions to identify a static resource function corresponding to the executable-specific information and a context-dependent resource function corresponding to the context-specific information; combining the static resource function and the context-dependent resource function to form a composite resource function for the instance; and applying the resource function to the at least one specified performance metric and the processing power to generate the resource function estimate of the at least one specified performance metric for processing by the instance. | 05-07-2009 |
| 20090125473 | CONFIGURING INDIVIDUAL CLASSIFIERS WITH MULTIPLE OPERATING POINTS FOR CASCADED CLASSIFIER TOPOLOGIES UNDER RESOURCE CONSTRAINTS - A computer-implemented method for configuring a classifier structure includes receiving a classifier structure for identifying a feature of input data, adding a plurality of operating points to a parent binary classifier of the classifier structure, and setting the operating points to minimize a total cost based on resources available to the classifier structure. Each operating point controls how data is classified by the parent binary classifier for distribution to the child binary classifiers. | 05-14-2009 |
| 20090178046 | Methods and Apparatus for Resource Allocation in Partial Fault Tolerant Applications - Techniques are disclosed for allocation of resources in a distributed computing system. For example, a method for allocating a set of one or more components of an application to a set of one or more resource groups includes the following steps performed by a computer system. The set of one or more resource groups is ordered based on respective failure measures and resource capacities associated with the one or more resource groups. An importance value is assigned to each of the one or more components, wherein the importance value is associated with an affect of the component on an output of the application. The one or more components are assigned to the one or more resource groups based on the importance value of each component and the respective failure measures and resource capacities associated with the one or more resource groups, wherein components with higher importance values are assigned to resource groups with lower failure measures and higher resource capacities. The application may be a partial fault tolerant (PFT) application that comprises a set of one or more PFT application components. The set of one or more resource groups may comprise a heterogeneous set of resource groups (or clusters). | 07-09-2009 |
| 20090185493 | Hierarchical and Incremental Multivariate Analysis for Process Control - A technique for analyzing two or more data streams respectively generated from two or more components of a controllable process includes the following steps. In a first step, a statistical analysis is performed on each of the two or more data streams to generate first analysis results in the form of respective statistical results for the two or more data streams. In a second step, at least a portion of the statistical results from at least one of the two or more data streams is combined with at least a portion of the statistical results from at least another one of the two or more data streams to yield second analysis results. The controllable process is adjustable based on at least one of the first analysis results and the second analysis results. | 07-23-2009 |
| 20090185739 | Multi-Modal Data Analysis for Defect Identification - A technique for identifying a defect in an object produced by a controllable process. A first type of data generated as a result of production of the object by the controllable process is obtained. A second type of data generated as a result of production of the object by the controllable process is obtained. The first type of data and the second type of data are jointly analyzed. A defect is identified in the object based on the joint analysis of the first type of data and the second type of data. By way of example, the controllable process comprises a semiconductor manufacturing process such as a silicon wafer manufacturing process and the object produced by the semiconductor manufacturing process comprises a processed wafer. The first type of data comprises tool trace data and the second type of data comprises wafer image data. The tool trace data is generated by a photolithographic tool. | 07-23-2009 |
