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30 results about "Numerical types" patented technology

Multidimensional information fusion-based comprehensive e-commerce product scoring method

The invention discloses a multidimensional information fusion-based comprehensive e-commerce product scoring method. The method comprises the following steps of: obtaining multidimensional informationsuch as shop information, sales volume information and comment text information of e-commerce products; data preprocessing: carrying out data cleaning and data conversion on numerical type data, andcarrying out word segmentation and part-of-speech tagging on comment texts; mining the multidimensional information: carrying out data reduction and principal component regression analysis on the shopinformation and the commodity sales volume information to obtain shop information indexes and commodity sales volume indexes, carrying out emotion analysis on the comment texts, and obtaining a product feature score radar map through a quantification method and a clustering method; and commodity total score calculation: designing a fusion function and calculating a commodity total score. The method can be applied to commodity information-based commodity recommendation systems, is capable of efficiently and conveniently recognizing high-quality commodities so as to ensure that the designed recommendation systems are more rapid and correct.
Owner:CHINA JILIANG UNIV

Circuit for realizing data ordering and method thereof

ActiveCN101114215AOvercome the shortcomings that cannot be used in occasions with high real-time requirementsStrong real-time processingData conversionMultiplexerProcessor register
The invention discloses a circuit and a method for realizing data sorting and solves the problems of current software that the sorting time is long and the real-time request is not met. The circuit and the method of the invention are that: determining the depths of a register group, a comparator group, a multiplexer group of one chosen from n, a first multiplexer of one chosen from two, a second multiplexer and an extreme-valued pointer register and the widths of the first multiplexer of one chosen from two, the second multiplexer and the extreme-valued pointer register according to the extreme value number n which is needed to be searched; determining the running time of the circuit as m hours according to the number m of a data source; choosing an output type of the comparator according to a searching numerical type; resetting the register group and the extreme-valued pointer register group; inputting a sampled data to the circuit per clock cycle; stopping the circuit after m hours when the extreme value is n which is preserved in the register group. The circuit and the method of the invention are characterized in that: the real-time processing of the circuit is strong and the sorting time is reduced by times.
Owner:SANECHIPS TECH CO LTD

Auto associating and analyzing cloud computing monitor apparatus and method

The present invention relates to an auto associating and analyzing cloud computing monitor apparatus and method. The system comprises a configuration push component, a data collation module, and an associating and analyzing system. The configuration push component is used for monitoring proxy configuration templates to be allocated to related monitored devices in a unified manner. The data collation module is used for collecting monitoring data at the same frequency regularly so as to generate monitoring items and host status data, and collating character string data so as to generate numerical type or character type monitoring values. The associating and analyzing system is used for associating and analyzing the monitoring data by time period, and providing associated data of a timeline according to a trend curve of a time associated displayed monitoring items, and downtime and alarming quantity of the same time period, so as to provide auxiliary information for fault analysis. Monitoring configuration is delivered in a centralized manner, monitoring data is collected automatically, comprehensive system running indication and alarm prompt is provided for a maintenance person, and the fault handling efficiency is improved through auto associating and analyzing.
Owner:WUHAN IRON & STEEL ENG TECH GROUP

Incomplete data fuzzy clustering method for information feedback RBF network estimations

The invention relates to an incomplete data fuzzy clustering method for information feedback RBF network estimations, which comprises the following steps: 1) presenting an information feedback RBF network model; 2) presenting an incomplete data fuzzy clustering method (IFRBF-FCM) of information feedback RBF value estimations; 3) selecting the corresponding training sample set for the incomplete data sample by using the nearest neighbor rule, and training the IFRBF network for each missing attribute by using the nearest neighbor training sample set, thereby realizing the estimation prediction of the missing attribute in the incomplete data sample and obtaining the complete data set after the estimation recovery of the IFRBF network; 4) determining the estimation interval of the attribute ofthe incomplete data to propose an incomplete data fuzzy clustering method (IFRBF-IFCM) of IFRBF interval estimations to obtain fuzzy clustering results. The invention adopts the IFRBF network to estimate the incomplete data set and recovers the intact data set. Compared with the comparison method, the clustering result of the intact data set is more accurate than that of numerical type estimations, and the robustness is better.
Owner:LIAONING UNIVERSITY

Method for semi-supervised learning of structured data

The invention discloses a method for semi-supervised learning of structured data, and the method comprises the steps: building a semi-supervised adversarial neural network model for the structured data, carrying out the preprocessing of original structured data X, and enabling the features of the original data X to be divided into a category type feature subset xCT and a numerical type feature subset xNL; the original input of the model discriminator is {x1, x2, xg}, wherein x1 is a positive integer;, xu is respectively a labeled sample and an unlabeled sample; wherein xg is a sample generatedby the generator; feature sets contained in x1 and xu are the same; inputting the class feature subset xCT of the sample into an Engineering layer; obtaining a corresponding dense embedding vector E(xCT), combining the dense embedding vector E (xCT) with the numeric feature subset xNL to obtain a sample E(xCT) + xNL with a new feature set, obtaining a normalized sample containing the new featureset by applying a BN technology, inputting the new sample into a discriminator for training, and generating a sample xg which is directly used as the input of the discriminator; the generator is composed of three layers of full-connection networks, BN is applied to the output of each layer to prevent gradient dispersion, noise serves as the output, and a production sample xg with the characteristic E(xCT) + xNL is obtained.
Owner:CENT SOUTH UNIV

Abstract memory model-based method for calculating non-numerical type data

InactiveCN102999426APrecise record structurePrecise record operabilitySoftware testing/debuggingThird partyNumerical types
The invention provides an abstract memory model-based method for calculating non-numerical type data. The method comprises the following steps of: A, designing an abstract memory model, wherein the abstract memory model is used for simulating a memory structure of numerical type variants and non-numerical type variants, and storing semantic information and restraint relationship included in the variant operation; B, extracting the semantic information included in the type operation of the numerical type variants and the non-numerical type variants, and mapping the semantic information to an abstract memory model; C, extracting restraint among variants and restraint inside variants included in the type operation of the numerical type variants and the non-numerical type variants, and mapping the restraint relationship to the abstract memory model; and D, extracting the semantic information and the restraint relationship of the variants from the abstract memory model, and establishing a test case by using a test case establishing algorithm and a restraint solver of a third party. By utilizing the method, the defect that in the prior art the non-numerical type variant program semantic cannot be supported is overcome, and the purpose that a program including the non-numerical type automatically generates the test case is realized.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Method and apparatus for ciphertext retrieval of numerical type data based on cloud storage

InactiveCN106250453AEnsure safetyImprove the efficiency of ciphertext retrievalDigital data protectionSpecial data processing applicationsPlaintextUser input
The present invention provides a method and apparatus for ciphertext retrieval of numerical data based on cloud storage. The method includes: generating a key sequence according to the key of an OAIS data packet to be retrieved, and splitting the key sequence into a plurality of value sequence values with set lengths; translating the plaintext query sentence of the OAIS data packet to be retrieved into a corresponding ciphertext query sentence, wherein a plaintext searching condition that the user inputs is included in the plaintext query sentence, and a ciphertext searching condition obtained by the plaintext searching condition is included in the ciphertext query sentence; submitting the equivalent searching condition corresponding to the ciphertext searching condition to the cloud server to retrieve and then obtaining the retrieval result; mapping the identification of the retrieval result in the database to obtain the corresponding identification of the sequence values; extracting the corresponding identifications of all the sequence values which are larger or smaller than the mapped sequence value to obtain a identification set; obtaining the corresponding data from the cloud server according to the identification set. The invention can improve the ciphertext retrieval efficiency of the cloud storage on the basis of ensuring data security.
Owner:BEIJING ELECTRONICS SCI & TECH INST

DBSCAN clustering algorithm-based method for checking missing registration of key personnel and houses

The invention relates to a DBSCAN clustering algorithm-based method for checking missing registration of important personnel and houses, which comprises the following steps of: preprocessing population and house data sets collected by civil police, including missing value filling, category type variable discretization and numerical type variable standardization; adopting a DBSCAN clustering algorithm to classify samples of non-core points on a 'key persons and houses' data set, and analyzing the clustering result; fixing core points of data of all labels' key persons and houses', classifying samples of non-core points on a population and house data set through a DBSCAN clustering algorithm with adaptive characteristic weights, obtaining a clustering result, and finally generating a suspected missed registration 'important person and house' check table. Therefore, the labeled key concerned persons and houses are taken as the core, persons and houses similar to the key persons and the houses are screened out through the density clustering algorithm, then the checking range of suspected key persons and houses is narrowed, and the police checking precision and efficiency can be effectively improved.
Owner:JIANGSU UGS INFORMATION TECH CO LTD

Calculation method of non-numerical data based on abstract memory model

The invention provides an abstract memory model-based method for calculating non-numerical type data. The method comprises the following steps of: A, designing an abstract memory model, wherein the abstract memory model is used for simulating a memory structure of numerical type variants and non-numerical type variants, and storing semantic information and restraint relationship included in the variant operation; B, extracting the semantic information included in the type operation of the numerical type variants and the non-numerical type variants, and mapping the semantic information to an abstract memory model; C, extracting restraint among variants and restraint inside variants included in the type operation of the numerical type variants and the non-numerical type variants, and mapping the restraint relationship to the abstract memory model; and D, extracting the semantic information and the restraint relationship of the variants from the abstract memory model, and establishing a test case by using a test case establishing algorithm and a restraint solver of a third party. By utilizing the method, the defect that in the prior art the non-numerical type variant program semantic cannot be supported is overcome, and the purpose that a program including the non-numerical type automatically generates the test case is realized.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Method for evaluating state of transformer

InactiveCN109709938AComprehensive evaluation parametersImprove accuracyElectric testing/monitoringTransformerClassification methods
The application discloses a method for evaluating the state of a transformer. The method includes the following steps that: continuous numerical type five-dimensional feature attributes are combined with one-dimensional type class labels to establish a historical knowledge base, wherein the five-dimensional feature attributes include a load rate, three-phase unbalance degree data, a winding temperature rise, an insulation oil temperature rise, and vibration data and the one-dimensional type class labels include a transformer state; a split point is set and the continuous numerical type five-dimensional feature attributes are discretized into Boolean attributes to complete data preprocessing; a decision-making classification model based on Gini index attribute selection measurement is established; on the basis of a cross training method and a self-help training method, the model is evaluated and optimized to obtain a new decision-making classification model; and the state of a transformer is evaluated based on the new decision-making classification model. Comprehensive evaluation is carried out by using the five-dimensional attributes of the electrical quantities including the loadrate and the three-phase unbalance and the non-electrical quantities including the winding temperature rise, insulating oil temperature rise and vibration frequency; and the evaluation parameters become comprehensive based on the decision-making classification method of the Gini index attribute selection measurement, so that the evaluation accuracy is improved effectively.
Owner:YUNNAN POWER GRID CO LTD ELECTRIC POWER RES INST
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