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1829 results about "Data subject" patented technology

Data subject. Data subject refers to any individual person who can be identified, directly or indirectly, via an identifier such as a name, an ID number, location data, or via factors specific to the person’s physical, physiological, genetic, mental, economic, cultural or social identity. In other words, a data subject is an end user whose personal...

Firework identification method and firework identification system based on deep learning of image

InactiveCN104408469AImproving the Speed ​​of Unsupervised LearningFew parametersCharacter and pattern recognitionData setFireworks
The invention discloses a firework identification method and a firework identification system based on deep learning of an image. The firework identification method comprises the following steps of step 1, acquiring a label-free sample image set and a label sample image set; step 2, obtaining a label-free training data set and a label training data set; step 3, performing whitening preliminary processing on training data; step 4, based on the label-free training data subjected to the whitening preliminary processing, constructing a deep neutral network based on sparse self coding by adopting unsupervised learning, and extracting a basic image feature set of the label-free training data; step 5, convolving basic image features and pooling image data; step 6, training a Softmax classifier based on the convolved and pooled label training data set; step 7, inputting the convolved and pooled images to be identified into the trained Softmax classifier to obtain the identification result. According to the firework identification method and the firework identification system disclosed by the invention, the visual identification rate of fireworks and a similar object can be effectively improved, and automatic identification with higher precision for the fireworks can be realized.
Owner:WUHAN UNIV

Cloud data center security monitoring early warning system and method

The invention belongs to the technical field of monitoring early warning and particularly relates to a cloud data center real-time security monitoring early warning system and a cloud data center real-time security monitoring early warning method. The cloud data center real-time security monitoring early warning system comprises a data collecting module, a data real-time processing module, a data storage module, a result predicting module and a warning module, wherein the data real-time processing module processes index data, collected by the data collecting module, of monitored objects, the data storage module stores data subjected to stream computing processing into a database, the result predicting module is used for predicting the trend of data indexes in future time according to historical data in the database and real-time data provided by the data real-time processing module, and obtaining predicting results, and the warning module warns according to the predicting results. The cloud data center real-time security monitoring early warning system and the cloud data center real-time security monitoring early warning method have the advantages that the relationship among all index data and the trend of the index data are deeply excavated, and the danger condition is informed to managers in advance.
Owner:SHENZHEN INST OF ADVANCED TECH +1

SCATS coil data-based traffic state online quantitative evaluation and prediction method

The invention discloses an SCATS coil data-based traffic state online quantitative evaluation and prediction method, which relates to the traffic state online quantitative evaluation and prediction method in the technical field of traffic. The SCATS coil data-based traffic state online quantitative evaluation and prediction method comprises the following steps: acquiring traffic parameters and uploading the traffic parameters to a traffic information centre by an SCATS coil; performing quality evaluation and control on actually-measured data by a computer; performing traffic parameter virtual time sequence construction on the actually-measured data subjected to the quality evaluation and control; performing the quality evaluation and control on virtual time sequence data; performing traffic congestion automatic identification on the virtual time sequence data of the parameters; performing short multi-stage prediction on the virtual time sequence data of the traffic parameters; and on the basis of the short multi-stage prediction on the virtual time sequence time of the traffic parameters, performing traffic congestion spreading range prediction and duration prediction and issuing prediction results to a traffic administrative department to provide more forcible basis for decision making for the traffic administrative department.
Owner:JILIN UNIV

High-precision indoor positioning method based on MEMS (Micro Electro Mechanical System) inertial sensor

The invention discloses a high-precision positioning method based on an MEMS (Micro Electro Mechanical System) inertial sensor. The high-precision positioning method comprises the following steps: firstly, fixedly connecting the MEMS inertial sensor on a foot of a pedestrian, enabling the MEMS inertial sensor to sense a motion state of the foot, acquiring foot navigation information of the foot in real time, and realizing transmission by Bluetooth; secondly, holding an Android mobile phone by the pedestrian, and receiving and saving data provided by the MEMS inertial sensor in real time at an Android client; thirdly, carrying out denoising processing on the data; fourthly, obtaining a zero velocity interval by adopting a zero velocity detection algorithm, and then carrying out error correction by combining a zero velocity update algorithm with a state estimation algorithm; fifthly, displaying data subjected to error correction and compensation in real time by the Android client through a user interface. According to the high-precision positioning method disclosed by the invention, extra auxiliary basic setting is not needed; good positioning precision of various complex motion states in indoor positioning can be maintained; real-time correction and error compensation are realized by adopting a mobile terminal, and the motion track is displayed in real time by a user interaction interface.
Owner:SOUTHEAST UNIV

Commodity target word oriented emotional tendency analysis method

The invention discloses a commodity target word oriented emotional tendency analysis method, which belongs to the field of the analysis processing of online shopping commodity reviews. The method comprises the following four steps that: 1: corpus preprocessing: carrying out word segmentation on a dataset, and converting a category label into a vector form according to a category number; 2: word vector training: training review data subjected to the word segmentation through a CBOW (Continuous Bag-of-Words Model) to obtain a word vector; 3: adopting a neural network structure, and using an LSTM(Long Short Term Memory) network model structure to enable the network to pay attention to whole-sentence contents; and 4: review sentence emotion classification: taking the output of the neural network as the input of a Softmax function to obtain a final result. By use of the method, semantic description in a semantic space is more accurate, the data is trained through the neural network so as to optimize the weight and the offset parameter in the neural network, parameters trained after continuous iteration make a loss value minimum, at the time, the trained parameters are used for traininga test set, and therefore, higher accuracy can be obtained.
Owner:NORTH CHINA ELECTRIC POWER UNIV (BAODING)

Internet-of-things gateway and medical monitoring system comprising same

The invention discloses an internet-of-things gateway and a medical monitoring system comprising the same. The gateway comprises a sensing network access unit, a protocol conversion unit and a communication network access unit, wherein the sensing network access unit is used for receiving sensing data input by sensing equipment; the protocol conversion unit is used for analyzing the sensing data, calling a data adapting protocol according to an analysis result, coding the data subjected to secondary analysis by using a ubliquitous machine to machine protocol (UMMP) after performing secondary coding on the sensing data according to the data adapting protocol and outputting the coded sensing data to the communication network access unit; and the communication network access unit is used for selecting an access mode of the data and outputting the coded sensing data to the internet-of-things management platform in the access mode. The system has wide access capability and strong protocol conversion capability, so that the medical monitoring system comprising the internet-of-things gateway can be connected with the medical monitoring equipment supporting an international medical standard protocol to realize comprehensive monitoring on a patient.
Owner:晁彦公 +1

Data transmission method, device and equipment

ActiveCN105472477ALower the thresholdSolve the communication blind spots that are prone to appearSelective content distributionBlind zoneTelecommunications link
The embodiment of the invention discloses a data transmission method. The method comprises the following steps: acquiring collected audio-video data, and performing coding compression on the audio-video data; performing segmenting packetization on the audio-video data subjected to coding compression according to a preset segmenting packetization strategy; allocating data packets to communication links, respectively corresponding to a plurality of configured wireless communication modules, for transmission, wherein at least two communication links corresponding to thewireless communication modules adopt different mobile telecommunication networks for communication; and acquiring network bandwidth information of each communication link in real time, adjusting allocation of the data packets in real time and/or adjusting coding parameters for coding the audio-video data in real time to adjust the code rate of the audio-video data subjected to coding compression. Through adoption of the method, a problem of live broadcast lag phase or failure caused by the fact that the possibility of communication blind zones and poor signals is high when the mobile telecommunication networks are used for audio-video live broadcasting in the prior art is solved, and urgent needs of outdoor live broadcasting and mobile live broadcasting operations are met.
Owner:GUANGZHOU HUADUO NETWORK TECH
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