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136 results about "Data binning" patented technology

Data binning (also called Discrete binning or bucketing) is a data pre-processing technique used to reduce the effects of minor observation errors. The original data values which fall in a given small interval, a bin, are replaced by a value representative of that interval, often the central value. It is a form of quantization.

Method and system for merging event-based data and sampled data into postprocessed trace output

A process and system for profiling code executing on a data processing system is provided. Event-based trace data is recorded in response to selected events, and the event-based trace data includes an indication which code is being interrupted. The trace data may be processed to identify a thread or method that was executing during the event. A periodically occurring event is also detected, and a call stack associated with the profiled code is identified in response to detection of the periodically occurring event, such as a timer interrupt. The call stack is examined to identify each routine that is currently executing during the periodically occurring event, and the trace data is recorded with the call stack information. The trace data from the recorded events and the trace data from the call stacks are processed to generate a tree structure in which the nodes indicate the call structure of the routine information from both the trace events and the call stacks.
Owner:IBM CORP

Scalable algorithms for mapping-based XML transformation

A computer-implemented method for use with an extensible markup language (XML) document includes inputting a high-level mapping specification for a schema mapping; and generating a target XML document based on the mapping. The method may perform schema mapping-based XML transformation as a three-phase process comprising tuple extraction, XML-fragment generation, and data merging. The tuple extraction phase may be adapted to handle streamed XML data (as well as stored / indexed XML data). The data merging phase may use a hybrid method that can dynamically switch between main memory-based and disk-based algorithms based on the size of the XML data to be merged.
Owner:IBM CORP

Mask graphic defect detection method and mask graphic defect detection system for

The invention relates to a mask graphic defect detection method and a mask graphic defect detection system. The method comprises the steps of acquiring a mask image, namely obtaining a mask image to be detected and a normal mask image; extracting characteristics and converting formats, namely extracting edge characteristics and converting the edge characteristics into a geometric figure format for storage; performing filling, namely filling a blank region in a rectangular edge contour in a geometric figure; combining data, namely stacking the figures; simulating the contour, namely simulating the contour of a wafer; analyzing the key size of the simulated contour, namely measuring the key size, and calculating a difference value of the key size; and performing judgment, namely judging whether the mask defect is successfully restored according to the difference value of the key size. The invention further relates to the mask graphic defect detection system. The method and the system are simple and easy to implement and are obvious in effect; furthermore, the manufacturing cost of a photoetching mask plate manufacturing technology in the 45nm and even higher-order nano-level photoetching technology is effectively lowered.
Owner:SEMICON MFG INT (SHANGHAI) CORP +1

Method and system for searching images by images applied to medical image auxiliary diagnosis analysis

ActiveCN110335665AComprehensive conclusionObjective and Accurate ConclusionsImage enhancementMedical data miningMatch algorithmsFeature data
The invention discloses a method and a system for searching images by images applied to medical image auxiliary diagnosis analysis. The method comprises the following steps: S1, extracting focus anatomical position, form description and quantitative analysis information in a medical image and organizing the information into formatted data; S2, combining the data obtained at the step S1 with formatted and standardized medical history, examination, pathology, treatment and other data of the same patient to form a feature label of a case image; S3, matching the feature tags with tags in a case database by adopting a matching algorithm, and outputting a plurality of pieces of case information with higher matching degrees and diagnosis suggestions of the case information. According to the method, the iconography characteristic data is taken as a core, and other case feature data are used as assistance, so the structured data are organized to serve as feature tags of case images, reference ideas and prompt suggestions of case diagnosis and analysis are provided for image analysts by searching for closest cases, and the image analysts can obtain more comprehensive, objective and accurateconclusions.
Owner:ATOMICAL MEDICAL EQUIP FO SHAN LTD +1

Methodology and system for routing optimization in GPS-based Navigation, combining dynamic traffic data

Disclosed is a methodology for the collection, processing and distribution of traffic data and delivering more accurate routing in GPS-based Personal Navigation Assistants (PNAs). The methodology includes a) Data Collection Methodology (DCM), b) a Data Incorporation Methodology (DIM), and c) a Routing Methodology (RM). The DCM regards the collection of information related to the traffic flow in each road. The DIM includes a procedure executed at a central system (CS), outside the PNA, performing the incorporation of the “trace data” (i.e. user-submitted route-related information, including a list of periodically collected, time-stamped GPS samples, augmented with other parameter values defining the vehicle-type, weather-conditions, road-type, holiday-type), collected by the DCM. The RM determines, by means of suitable PNA software, the shortest route from a starting point to a final destination, through the combining the static data from existing maps residing inside the PNA, with the dynamic (time-variant) data derived by the DIM.
Owner:LIOTOPOULOS FOTIOS K +1

Method and system for write-through stores of varying sizes

A method and system for performing write-through store operations of valid data of varying sizes in a data processing system, where the data processing system includes multiple processors that are coupled to an interconnect through a memory hierarchy, where the memory hierarchy includes multiple levels of cache, where at least one lower level of cache of the multiple of levels of cache requires store operations of all valid data of at least a predetermined size. First, it is determined whether or not a write-through store operation is a cache hit in a higher level of cache of the multiple levels of cache. In response to a determination that cache hit has occurred in the higher level of cache, the write-through store operation is merged with data read from the higher level of cache to provide a merged write-through operation of all valid data of at least the predetermined size to a lower level of cache. The merged write-through operation is performed in the lower level of cache, such that write-through operations of varying sizes to a lower level of cache which requires write operations of all valid data of at least a predetermined size are performed with data merged from a higher level of cache.
Owner:FREESCALE SEMICON INC +1

Forward error correction in speech coding

An improved forward error correction (FEC) technique for coding speech data provides an encoder module which primary-encodes an input speech signal using a primary synthesis model to produce primary-encoded data, and redundant-encodes the input speech signal using a redundant synthesis model to produce redundant-encoded data. A packetizer combines the primary-encoded data and the redundant-encoded data into a series of packets and transmits the packets over a packet-based network, such as an Internet Protocol (IP) network. A decoding module primary-decodes the packets using the primary synthesis model, and redundant-decodes the packets using the redundant synthesis model. The technique provides interaction between the primary synthesis model and the redundant synthesis model during and after decoding to improve the quality of a synthesized output speech signal. Such ''interaction'', for instance, may take the form of updating states in one model using the other model.
Owner:TELEFON AB LM ERICSSON (PUBL)

Machine tool cutter residual life prediction method based on LSTM + CNN

The invention discloses a machine tool cutter residual life prediction method based on LSTM + CNN, and the method comprises the steps: carrying out the judgment of the signal features of uploaded training data, and distinguishing a continuous signal and a discrete signal; performing data merging on the real-time data of different frequencies sampled by the sensor; checking whether missing values or abnormal values exist in the training data and the real-time data or not; if the missing values or the abnormal values exist, using a moving average method to supplement the missing values or replacing the abnormal values, so as to enable the data to be complete and effective, and removing outliers; carrying out selection and dimension reduction on the training data and the real-time data according to data characteristics so as to facilitate model fitting and prevent an over-fitting phenomenon; and training and testing the LSTM + CNN model, and adjusting training parameters and model parameters according to the error, so as to reduce the error to a reasonable range. According to the method, the precision of the prediction result is improved by adopting a grouping mode and a dimension reduction mode, deterministic factors and uncertain factors are comprehensively considered, and the precision of the prediction result can be effectively improved.
Owner:SHANDONG INSPUR GENESOFT INFORMATION TECH CO LTD

Multiple-dimension data management method and device

InactiveCN106156040ASolve the problem of slow query performanceReduce data volumeSpecial data processing applicationsOriginal dataData management
The invention discloses a multiple-dimension data management method and device. The method includes the steps that corresponding necessary attributes are determined according to the preset management function, and at least one necessary attribute is selected from the necessary attributes to serve as a main key attribute; according to all pieces of original data, corresponding newly-increased data is generated; the number of the pieces of the newly-increased data is determined according to the number of the main key attributes, the value of the at least one main key attribute in each piece of newly-increased data serves as a preset character, and the values of the other attributes are same as the corresponding original data; the original data and the newly-increased data are subjected to merging treatment according to the main key attributes, and target data is obtained. Compared with the original data, in the target data, unnecessary attributes are reduced, the multiple pieces of data with one or more same necessary attribute values in the original data are merged into one piece, and the problem that due to the enormous data volume, the data querying performance is reduced can be further solved.
Owner:ALIBABA GRP HLDG LTD
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