33results about How to "Reliable Data Protection" patented technology

The invention discloses a low-voltage power distribution network tail end sensing system based on the Internet of Things. The low-voltage power distribution network tail end sensing system comprises adistrict intelligent sensing terminal, a branch box monitoring unit, a meter box monitoring unit and a user power supply monitoring module. The district intelligent sensing terminal is in communication connection with the branch box monitoring unit and the meter box monitoring unit, informs to identify a physical topological relation and obtains operation state data of each line of the low-voltage power distribution network and user electric energy meter data; And the meter box monitoring unit is connected with the user power supply monitoring module to obtain a user switch state. The invention further discloses a method using the low-voltage power distribution network tail end perception system based on the Internet of Things. Functions of an existing power utilization information acquisition system are enriched, a multi-level physical topology on-line identification function is achieved, technical support and support are provided for deepening business expansion application such aslean line loss analysis, the particle size of data acquisition is improved through periodic data synchronous acquisition, and reliable data support is provided for big data analysis.

The invention relates to a construction method for an urban disaster prevention and fighting informationalized rescue command comprehensive intelligent platform. The method organically integrates the telemetry and remote-sensing devices for video monitoring and fire detection and alarm, the CHINANET, and the acoustic and optical analysis and data transmission techniques. Through the establishment of a local area network which is connected with the CHINANET and is specialized in disaster prevention and rescue handling, the platform realizes the real-time acquisition of a great amount of disaster area information (including the information about the disaster occurrence process) in a most economical mode within the shortest time, shares the real-time information with related experts and technical staff for analysis and treatment in a safe mode, and provides a brand-new informationalized solution for the disaster cause analysis, process recording and rescue handling. The invention also provides a practical solution for the wider practical and daily application of the system. Simultaneously, the method related to data acquisition and processing also breaks an inherent data source, acquisition and transmission mode of the optical analysis.

The invention discloses an intelligent internet-of-things perception regulation and control system and method based on a low-voltage distribution network area, and an energy controller, a branch box monitoring device, a meter box monitoring device, and a new energy monitoring device and the like are used as Internet of Things sensing nodes and are installed at a distribution transformer low-voltage side main switch outgoing line, a branch box outgoing line, a meter box outgoing line, a distributed photovoltaic device, a charging pile and the like. The functions of monitoring the state of each low-voltage switch of the low-voltage power distribution network, synchronously acquiring periodic electric energy data such as voltage, current, power and indicating value of segmented lines, users, distributed photovoltaic and charging piles, and carrying out edge calculation such as area quasi-real-time line loss calculation and abnormal alarm are realized; functional applications such as low-voltage user power failure active reporting, transformer area topology automatic identification, meter box access control state monitoring, distributed photovoltaic monitoring and ordered charging pile charging are realized, and intelligent panoramic sensing and quasi-real-time monitoring of the running state of the low-voltage distribution transformer network are comprehensively realized.

A building wall phase-change heat insulation effect testing system is characterized by comprising a water chiller unit (1), a computer desk (2), a control cabinet (3), a fan coiler (4), an electric heater (5), a test box (6), a protection box (7) and a test wall (8). The building wall phase-change heat insulation effect testing system is used for testing heat insulation effect of the building wall phase-change heat insulation system relative to a conventional building wall heat insulation system and provides reliable data guarantee for phase change material selecting of construction engineering.

The invention discloses an abnormal data discrimination method based on multi-criterion fusion. The method comprises the following steps: S1, preprocessing a sample data set; S2, according to four detection models in the abnormal data discrimination model, establishing sample data sets corresponding to the four detection models respectively; S3, inputting the input data set of the deep learning method into the long-short-term neural network model for training, and obtaining the trained long-short-term neural network model; S4, respectively inputting the sample data sets into the correspondingmodels, discriminating abnormal values, and obtaining the probability that each data point is discriminated as an abnormal point by the corresponding model; and S5, fusing the discrimination result probabilities of the data points discriminated by the corresponding models, and judging a fusion result according to a set judgment criterion to obtain a final abnormal data discrimination result. The data abnormal point discrimination precision is improved, the data accuracy and the available value are also improved, and accurate data guarantee is provided for operation detection business.

The invention relates to a method for correcting an error of telemetry rainwater condition data by general conditions. The method is characterized by comprising an error correction method for error recognition and error data, wherein the error recognition aims at locating the error of the received data sent from a telemetry terminal at a central receiving terminal and recognizing and correcting the error. The method can greatly improve the accuracy and the reliability of the data, overcomes the disadvantages of the data of a telemetry device in application, provides powerful and reliable data security for disaster prevention and reduction and improves the disaster response ability, thereby decreasing or reducing the loss caused by disasters.

The present invention provides methods and an infrastructure for performing repetitive data protection and a corresponding restore of data for block oriented data objects comprising several indexed segments. For implementing the invention, timestamps tk are set by a timer k. Only the first data modification of a segment is recorded, after a timestamp tk has been set, by storing the old data contents of said segment together with the segment index j and said timestamp tk as undo-log block in a first journal j0, before overwriting said segment with the modified new data. Besides, said undo-log blocks are transmitted to N journals ji for storing redundant undo-log information, with N>1 and i=0, . . . , N−1. According to the present invention for each journal ji journal-specific timestamps tk / i are generated, so that each journal ji is written for a different set of timestamps tk / i.

The invention provides a digital pathological image quality evaluation system, and the system is characterized by comprising a digital pathological image preprocessing module; a stain detection module; a scanning quality evaluation module; and a scoring module which is used for calculating a final effective area, and all subitem detection scores given by the digital pathological image preprocessing module, the stain detection module and the scanning quality evaluation module are simultaneously collected to give an overall evaluation of the pathological image quality. According to the digital pathological image quality evaluation system provided by the invention, unified quality evaluation is performed on conventionally acquired medical pathological images, and useless information in the digital pathological images is effectively removed, so that doctors are more focused on effective pathological tissue structures, and reliable data guarantee is provided for academic research based on the medical pathological images.

The invention discloses a biomedical ontology integration method for integrating high-throughput genotyping and clinical medical information. The method comprises the following steps: 1) based on disease data, basic health data of individuals, and genopathy associated features, obtaining key concepts in biomedical field ontologies; 2) referring to ontologies or database which already exists in the fields of biological information and medical information, looking up literature in related fields, analyzing data structure and data semantics; 3) using an intermediate expansion method, firstly obtaining partial concepts and relations from the fields, establishing an ontology rudiment, then, beginning from the ontology rudiment, continuously supplementing other concepts in the fields into the ontology rudiment; 4) defining relations and attribute of different concepts, and relations of the concepts and the attribute. Through the method, a biomedical ontology base integrating the high-throughput genotyping and clinical medical information is established, a more comprehensive health portrayal is provided for users, so as to provide reliable data guarantee for disease management and accurate prevention.

The invention discloses a method for realizing service data restoration based on cross-station switching collection. The method comprises the following steps: generating performance data collection tasks through a data collection system, releasing the collection tasks to collectors, meanwhile deploying a monitoring service for monitoring a collection task release catalogue, periodically monitoring the state of the collection task release catalogue, judging whether the collectors run abnormally, and switching the collection task of the abnormal collector to the standby normal collector. By adoption of the method disclosed by the invention, the collection continuity of performance data is realized, thereby ensuring the continuity of the performance data on which the index data analysis, problem locating and trouble removal depend, and providing reliable and stable data guarantee for the network operation personnel to analyze the performance data and locate network problems.

The present invention provides methods and an infrastructure for performing repetitive data protection and a corresponding restore of data for block oriented data objects comprising several indexed segments. For implementing the invention, timestamps tk are set by a timer k. Only the first data modification of a segment is recorded, after a timestamp tk has been set, by storing the old data contents of said segment together with the segment index j and said timestamp tk as undo-log block in a first journal j0, before overwriting said segment with the modified new data. Besides, said undo-log blocks are transmitted to N journals ji for storing redundant undo-log information, with N>1 and i=0, . . . , N−1. According to the present invention for each journal ji journal-specific timestamps tk / i are generated, so that each journal ji is written for a different set of timestamps tk / i.

The invention discloses a data verification system and a data verification method of an energy management and control system of a tobacco enterprise. The data verification method comprises the following steps of collecting required data from various systems established and a measuring meter newly added in the tobacco enterprise by a data acquisition unit; storing the collected data to a data cache; verifying the data, stored in the data cache, by adopting a data verifier containing a data sorting algorithm for improving a zero matrix method, a least square data coordination algorithm, a node residual detection algorithm and a revised iterative measurement residual test method and synchronous-compensatory general likelihood method joint test correction algorithm; storing the verified data into a real-time database for the energy management and control system of the tobacco enterprise to use. The data verification system and the data verification method of the energy management and control system of the tobacco enterprise are faster in computing speed and higher in appreciable error recognition rate, and are capable of guaranteeing the validity and the accuracy of the service data of the energy management and control system of the tobacco enterprise.

The invention discloses a switch cabinet power-on test stand which comprises a test stand cabinet body, a power supply, a measurement portion, a data acquisition board card, a processor, a liquid crystal display and a storage, wherein the power supply is positioned in the test stand cabinet body and is used for providing a power-on test for an external switch cabinet; the measurement portion is connected with the power supply and is used for carrying out testing on the switch cabinet in response to operation of an operator; the data acquisition board card is positioned in the test stand cabinet body and is used for acquiring test data of the switch cabinet; the processor is connected with the data acquisition board card and is used for carrying out analysis on the test data and generating test result information; the liquid crystal display is connected with the data acquisition board card and is used for carrying out display on the test data; the storage is connected with the processor and is used for carrying out storage on the test data and the test result information. Data processing is carried out by combining the data acquisition board card with the processor, a processed test result is stored in the storage, and the test data is perfectly subjected to statistics and storage and is effectively analyzed, so that performance of switch cabinet production test equipment can be improved and perfected, and integral outgoing quality of the switch cabinet is improved.

The invention relates to a dual loop collecting and tripping interface device. The dual loop collecting and tripping interface device comprises two collecting and tripping circuits arranged redundantly; each collecting and tripping circuit comprises an input module and an interface processing module connected with the input module; the interface processing module is also connected with a processing module and an export module for outputting control signals for splitting and closing the circuit breaker; the dual loop collecting and tripping interface device also comprises a GOOSE input interface module connected with the processing module; each input module comprises a plurality of interface units, and the interface processing module controls the corresponding interface unit; and the dual loop collecting and tripping interface device comprises an optical fiber interface module and a GOOSE output interface module. The dual loop collecting and tripping interface device accesses multiple identical data sources and makes logical discrimination, therefore, the device is upgraded again on the basis of enhanced reliability; the data source and protection tripping of the device are designedinto two loops with independent collecting and independent tripping, therefore, the malfunction of the project can not be caused by the damage of a single device or single loop; the reliability of the system is improved, and the normal operation of the system is ensured.

The invention belongs to the technical field of data processing, and particularly relates to a method for solving distance level of seawater profile observation data, which comprises the following steps of S1, obtaining sea water profile observation original data; S2, eliminating noise items of the seawater profile original data to obtain denoised data; S3, solving a trend term of the de-noised data; and S4, solving a distance level based on the trend term. According to the method, original data noise is eliminated, noise is not introduced again, and original characteristics of profile data are reserved to the maximum extent. The precise trend term of the seawater profile observation data is solved at a time without repeated calculation, so that the precise distance is obtained, a reliablejudgment basis is provided for recognition and elimination of singular values of the seawater profile observation data, the reliability of the observation data is guaranteed, and reliable data guarantee is provided for marine environment monitoring.

The invention discloses a multi-parameter integration test system and a multi-parameter integration test method for complex electronic equipment. The multi-parameter integration test system comprisesa test equipment set, a test tool and a main control computer, wherein the test equipment set comprises at least one set of test equipment, each set of test equipment is provided with a general test adapter interface, one end of the test equipment is connected with the main control computer, and the other end of the test equipment is connected with the test tool by means of the general test adapter interface; and the test tool is used for connecting the test equipment set and a tested piece. According to the multi-parameter integration test system and the multi-parameter integration test method, the test efficiency of the complex electronic equipment can be improved, the test cost is reduced, the precision of test result recording is ensured, and reliable data guarantee is provided for product tracing.

The invention provides a digital pathological image retrieval system. According to the invention, images, electronic medical records, inspection reports and diagnosis descriptions can be used as retrieval bases, and a retrieval system integrating pathological image retrieval and related medical data retrieval is established; digital pathological images, inspection and detection reports and strongly related information of pathological features are integrated together to construct a complete and reliable digital pathological image retrieval system; for clinicians, the reliable digital pathological image retrieval system can improve the diagnosis efficiency and accuracy; for patients, the reliable digital pathological image retrieval system can reduce the medical treatment time and help the patient to know the illness state in detail; and for the society, the reliable digital pathological image retrieval system provides reliable data guarantee for realizing remote medical treatment and on-line inquiry of emerging medical treatment, and also alleviates the problem of shortage of medical resources.

The invention discloses a strip mine blasting hole water depth detection device which comprises a driving handle, a steel wire rope, a power line, a ruler, a positive pole pile head, a negative pole pile head and a lead weight. By adopting the device, the working efficiency of measuring the hole depth and the water depth of the blast hole can be improved, the accuracy of the hole depth and the water depth is also effectively improved, reliable data guarantee is provided for subsequent accurate filling of explosives, and the occurrence of miss-fire and hole channeling accidents is further effectively reduced or avoided.

The invention provides a method and a device for establishing a stroke sample library applied to brush writing. Wherein, the method includes: obtaining the stroke rubbings of each calligraphy style corresponding to the standard strokes; for each stroke rubbing, extracting the strokes from the stroke rubbings, and performing image processing on the extracted strokes to obtain the strokes conforming to the predetermined style The sample of the strokes: obtaining the sampling data of the samples of each of the stroke rubbings respectively, and storing the samples and the sampling data correspondingly in the stroke sample library. Through the present invention, the practicability of the stroke sample library is improved.

The invention discloses a large-range evapotranspiration observation system. The large-range evapotranspiration observation system comprises two installation towers which are arranged in a north-south mode and used in a matched mode, wherein acquisition equipment, power source equipment, a lightning rod, a solar panel, a net radiation sensor, a soil heat flux sensor and a base with a vertical rod are fixed to the first installation tower, the base is fixed to a protective net sleeve, a three-dimensional wind sensor is fixed to the top end of the vertical rod of the base, a scintillator sensor receiving end, a four-component sensor and two shelter boxes with temperature and humidity sensors are fixed on the base; a lightning rod, a scintillator sensor transmitting end, a solar panel and power supply equipment are arranged on the second installation tower; and the scintillator sensor transmitting end is fixed on the protective net sleeve, and the axes of the scintillator sensor transmitting end and the scintillator sensor receiving end are on the same straight line, so that light beam focusing is kept. The invention provides a multilayer three-dimensional layout of the whole system, reliable data guarantee is provided for measuring evapotranspiration, and the large-range evapotranspiration observation system has the advantages of high integration level, convenience in installation and accurate and reliable measured values.

The invention relates to the technical field of automobile power supply, in particular to a high-reliability controller power supply system with subzero power consumption, a method and a storage medium. Comprising a battery management system master control module, a power supply relay K1, a first anti-reverse-serial-connection diode and a second anti-reverse-serial-connection diode, and the power supply relay K1 is connected between a constant power supply and a power signal input end of the battery management system master control module. The coil end of the power supply relay K1 is connected with the self-locking power supply control signal output end of the battery management system master control module through a first anti-reverse-serial diode, and the coil end of the power supply relay K1 is connected with the activation signal output end through a second anti-reverse-serial diode. A power supply loop activated by an external signal and self-locked by the controller is established, and power supply locking, data storage before power-off, power-off control and the like are realized by software of the controller. The stability of power supply control and data storage of each controller is ensured, and meanwhile, zero power consumption in a power-off state is realized.

The invention relates to a power transmission line satellite remote sensing image fusion method and device. The method comprises the following steps: obtaining a fusion image of a satellite remote sensing high-resolution panchromatic band image and a fusion image of a satellite remote sensing multispectral low-resolution image of a power transmission line; substituting the fused image of the satellite remote sensing high-resolution panchromatic band image and the fused image of the satellite remote sensing multispectral low-resolution image of the power transmission line into a pre-establishedpower transmission line satellite remote sensing image sparse fusion model, and obtaining different band images of the feature map corresponding to each high-resolution filter or each low-resolutionfilter; determining different waveband images of the high-resolution multispectral image based on the different waveband images of the feature map corresponding to each high-resolution filter or eachlow-resolution filter. According to the scheme, a proper regularizer capable of capturing structure correlation is provided by considering correlation in a multispectral image frequency band, the fusion speed is increased, and reliable data guarantee is provided for subsequent inspection of environmental hidden dangers of a satellite remote sensing channel of a power transmission line.

The invention discloses a method and system for preventing ransomware attacks based on solid-state storage devices, which realizes detection of ransomware in the firmware flash memory conversion layer of the solid-state storage devices, and utilizes the characteristics of non-in-situ update of solid-state storage devices to realize data lightweight backup and data backup. recover. The ransomware detection module establishes a fine-grained access model according to the special data access mode when the ransomware attacks the user; the data backup module adopts the method of periodic backup when the detection module does not detect the ransomware. The important metadata including the page usage table is backed up, and the garbage collection strategy is used to ensure that the data of the current backup version will not be physically deleted; the data recovery module adds the backup data version and the write operation by adding the backup data version in the OOB area of ​​the corresponding physical page during the write operation. The serial number and target logical block address information are used to reconstruct the backup metadata by the dichotomy method, thereby realizing the rapid recovery of user data.

The invention relates to a dual loop collecting and tripping interface device. The dual loop collecting and tripping interface device comprises two collecting and tripping circuits arranged redundantly; each collecting and tripping circuit comprises an input module and an interface processing module connected with the input module; the interface processing module is also connected with a processing module and an export module for outputting control signals for splitting and closing the circuit breaker; the dual loop collecting and tripping interface device also comprises a GOOSE input interface module connected with the processing module; each input module comprises a plurality of interface units, and the interface processing module controls the corresponding interface unit; and the dual loop collecting and tripping interface device comprises an optical fiber interface module and a GOOSE output interface module. The dual loop collecting and tripping interface device accesses multiple identical data sources and makes logical discrimination, therefore, the device is upgraded again on the basis of enhanced reliability; the data source and protection tripping of the device are designedinto two loops with independent collecting and independent tripping, therefore, the malfunction of the project can not be caused by the damage of a single device or single loop; the reliability of the system is improved, and the normal operation of the system is ensured.

The invention discloses an APP capable of eliminating the signal interference of a mobile phone signal to a radio telescope. The default of a system is to configure the longitude and latitude of eachradio telescope (i-1, 2, ..., n); a mobile phone to be closed and each radio telescope stipulate the range and number of silence zones (generally three limitation zones, a core zone and a silent zoneare set); computation is performed by using the current longitude and latitude of a user and the longitude and latitude of each radio telescope to acquire a distance Distanceuti (i=1, 2, ..., n); thedistance Distanceut between the user and the closest radio telescope is judged by using a distance algorithm; and whether the user is positioned in the range of the silence zones of the radio telescope is determined. The APP provided by the invention has the beneficial effects that the signal interference to the radio telescope caused by mobile equipment can be reduced, so that the truer observation data is acquired, and thus the more reliable data guarantee is provided for experiments.

The invention provides a method for determining the running direction of a high-speed train and network-side equipment. The method comprises the following steps that: the network-side equipment receives a call admission request which is sent by a user terminal in the high-speed train, and collects the channel updating information of an on-line terminal; the network-side equipment determines the moving direction of the on-line terminal according to the collected channel updating information; and the network-side equipment determines the running direction of the high-speed train according to the moving direction. According to the moving direction of the on-line terminal, the running direction of the high-speed train can be determined, the invention is easy to implement and high in accuracy, and reliable data guarantee is provided for subsequent call admission, so the success rate of call admission is improved.

The invention discloses a Beidou satellite communication technology-based method for intelligently detecting and processing acquired electric energy data. According to the method, the current actual value of the acquired electric energy data of a Beidou satellite is compared with a historical value and an integral electric quantity, and then wrong data caused by the distortion during the transmission process can be automatically identified and processed. If the current actual value is larger than the historical value, the interval time and the difference value between the current actual value and the historical value are further calculated. Meanwhile, the reasonable quantity of generated electric energy within the difference value and the interval time is compared with the integral electric quantity. After that, whether the anomaly of data jump caused by the distortion during the transmission process occurs to the current actual value or not can be judged. According to the technical scheme of the invention, the intelligent detecting and handling problem of abnormal data during the transmission process of the acquired electric energy data of the Beidou satellite to a scheduling main station via a satellite channel can be solved. Meanwhile, the related alarm function for suspicious data is provided at the same time, so that the operation and maintenance personnel can check the data in the timely manner. The operation and maintenance efficiency is improved, while the accuracy and the availability of the acquired data of the Beidou satellite are significantly increased at the same time.