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52results about How to "Improve traceability efficiency" patented technology
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Network evidence taking content tracing method based on multiple fingerprint Hash bloom filters
ActiveCN104794170AImprove accuracyIncrease the compression ratioTransmissionSpecial data processing applicationsData packInternet traffic
The invention relates to a network evidence taking content tracing method based on multiple fingerprint Hash bloom filters. The method comprises the steps that captured original network flow data packets are recombined, and conversations of application layers are constructed; within each time interval, conversation content is divided into blocks to be stored into the enhanced multiple fingerprint Hash bloom filters, a conversation index table is saved, and each block is stored into the basic bloom filter and connected with conversion indexes in series to be stored into the bloom filter with the conversion indexes; after an inquiry request is received, the same method is used for blocking inquired excerpts, then searching is carried out in all file storing units within the possible time intervals, at first, the obtained blocks are inquired in the basic bloom filter, and if the blocks can be inquired, the obtained blocks are connected with candidate conversation indexes in series and inquired in the bloom filter with the conversation indexes to obtain application information of the excerpts. The method can improve the ability and the accuracy of network evidence taking content tracing.
Owner:INST OF INFORMATION ENG CHINESE ACAD OF SCI
Mixed packet marking traceability system and method applicable to SDN (Software Defined Networking) network
ActiveCN107196939AImprove traceability efficiencyReduce the amount of information storedTransmissionTraffic volumeAnalysis data
The invention discloses a mixed packet marking traceability system and a method applicable to a SDN (Software Defined Networking) network. The system comprises a regional agent module, an exception detection module, a data processing module and a traceability management module, wherein the data processing module is the core of the whole system and is used for determining the marking method and the marking process for related data packets; the regional agent module is used for generating a switch mapping table and providing marking information basis for data packet marking fields; the exception detection module is mainly used for carrying out behavior analysis on forwarded data packets and providing a judgment on whether to select to call a data marking module; and the traceability management module mainly selects and analyzes marking information on the data packets by the data processing module and reconstructs forwarding paths of certain data packets and performs visual display. The traceability accuracy is enhanced, the traceability efficiency is quickened, good traceability effects are realized especially for malicious packet attacks, and good conditions are provided for deployment of subsequent other related security mechanisms such as a network firewall and traffic filtering.
Owner:NANJING UNIV OF POSTS & TELECOMM
Pollutant tracing method and device, computer device and storage medium
ActiveCN111474307AImprove traceability efficiencyQuick fixData processing applicationsGeneral water supply conservationWater qualityEnvironmental engineering
The invention discloses a pollutant tracing method and device, a computer device and a storage medium, and relates to the technical field of environmental protection. The pollutant tracing method comprises the following steps: carrying out online water quality monitoring on a plurality of target point locations in a supervision area, determining a certain target point location as a pollution monitoring point location when monitoring that the water quality of the certain target point location is abnormal, and acquiring water quality characteristics of the pollution monitoring point location andcharacteristic pollutants of the pollution monitoring point location; determining a target pollution industry according to the water quality characteristics and the characteristic pollutants; and determining a pollution source object from a pollution tracing range corresponding to the pollution monitoring point location according to the target pollution industry, wherein the pollution source object is a main body of the water pollution event causing the pollution monitoring point location. According to the embodiment of the invention, the pollution source object can be quickly determined, andthe pollutant tracing efficiency is improved.
Owner:SOUTH UNIVERSITY OF SCIENCE AND TECHNOLOGY OF CHINA
Video storage system, video processing method and device, equipment and storage medium
ActiveCN110602455AEnsure safetyImprove efficiencyTelevision system detailsEncryption apparatus with shift registers/memoriesBlockchainTamper resistance
The invention provides a video storage system, a video processing method and device, equipment and a storage medium and relates to the technical field of blockchain, according to the technical scheme,the method comprises the following steps of: endorsing the first video through the first endorsement node; obtaining a first endorsement signature, wherein the supervision node verifies the first endorsement signature; storing the abstract of the first video on a block chain, wherein the abstract of the first video is generated through an irreversible encryption algorithm and is tamper-proof; decoding the second video, and obtaining the abstract of the identification information of the camera contained in the watermark of the second video, and due to the fact that the abstract has tamper-proof performance and uniqueness, the second camera shooting the second video can be rapidly and accurately determined according to the abstract of the identification information of the camera, and videosupervision is achieved.
Owner:TENCENT TECH (SHENZHEN) CO LTD
Palm portable office operation system and information processing method thereof
InactiveCN104966176AImprove the efficiency of engineering information traceabilityImprove job qualityOffice automationResourcesSite managementWork quality
The invention provides a palm portable office operation system and an information processing method thereof. The system comprises a mobile monitoring terminal, a network server, a data terminal, a company terminal and an integrated label. The mobile monitoring terminal is in communication connection with the network server through a wireless network. The data terminal is in communication connection with the network server through the Internet. The company terminal is in communication connection with the data terminal through the Internet. The integrated label exchanges information with the mobile monitoring terminal and the company terminal. The beneficial effects are that a two dimensional code technology is applied in transformer station construction on-site management, work control of construction on-site standardized operation information auxiliary query, engineering quality inspection, partitioned project acceptance archive management and the like is ensured, the on-site construction work quality inspection efficiency and the engineering information source tracing efficiency are raised, the construction on-site work quality is raised greatly, and 100% standard reaching of operating personnel construction process and 100% standard reaching of transformer station on-site engineering construction quality are ensured.
Owner:STATE GRID TIANJIN ELECTRIC POWER +1
Pollution source identification method and system based on data fusion
PendingCN113011478ABreak through dependenceImprove traceability efficiencyCharacter and pattern recognitionTesting waterUv vis absorbanceEngineering
The invention discloses a pollution source identification method and system based on data fusion. The method comprises the following steps: preprocessing a pollution source sample, and then testing pollution indexes to obtain conventional water quality data, ultraviolet-visible absorption spectrum data and three-dimensional fluorescence spectrum data; preprocessing the test data and then performing feature extraction; splicing the extracted feature data to construct fusion data; establishing a pollution source identification model according to the fusion data and a classification algorithm, and performing training; and carrying out pollution source identification through the trained pollution source identification model. The system comprises a sampling module, a sample pretreatment module, a sample introduction module, an analysis and test module, a data transmission module and a display and system control module. According to the method, conventional water quality, the ultraviolet-visible absorption spectrum and the three-dimensional fluorescence spectrum are subjected to data fusion and applied to pollution source identification, and compared with a traditional pollution source identification method, the method is accurate, intelligent, low in cost and high in operability and has important significance on source tracing of the pollution source.
Owner:TSINGHUA UNIV
High-speed user tracing method for LTE network based on FPGA+NPU
ActiveCN108881033AOvercoming untraceable flawsAvoid the shortcoming of searching twice to succeedData switching networksComputer hardwareGateway address
The invention discloses a high-speed user tracing method for a LTE network based on FPGA+NPU. The main technical characteristic of the method is as follows: a user signaling message is shunted to a CPU module and a user data message is shunt to an FPGA module; the CPU module sends user association information acquired after analysis to the FPGA module and the NPU module, look-up of the user data message and a user information table is implemented via the FPGA module and the NPU module; when analyzing the user signaling message and acquiring the user association information, the CPU modules learns a gateway address; the FPGA module receives the user data message and sends the source IP and the host IP of the outer layer of the message to a plug-in TCAM of the FPGA module for matching to form uplink and downlink marks, the FPGA module looks up the user information table according to the uplink and downlink directions for performing field matching, if matching is successful, the acquireduser information is filled to the user data message and output, and if matching is failed, the user data message is sent to the NPU module for secondary matching. The method has the advantages of quick and efficient tracing, and high accuracy.
Owner:HUNAN RONGTENG NETWORK TECH CO LTD
Drug traceability management method and system based on block chain technology
PendingCN112184268AGuarantee authenticityRealize the digitization of all elementsDrug and medicationsDatabase distribution/replicationDrug identificationComputer science
The invention discloses a drug traceability management method and system based on a block chain technology. The method comprises the following steps of obtaining identity information of a plurality ofblock chain nodes and drug information supplied by each block chain node, associating a unique drug identification code for the drug information, and uploading the associated drug information to theblock chain node, authenticating the identity information of the currently accessed block chain node, and determining drug traceability information when the authentication is passed, according to a preset intelligent contract, constructing a drug circulation transaction between the authenticated block chain nodes, and updating the drug traceability state recorded by the block chain nodes, and in response to a query request for the drug traceability information, pushing the obtained query result to the access terminal. According to the drug traceability management method based on the block chain technology, what is guaranteed is that drug data cannot be tampered and are not prone to leakage, the full life cycle of production, circulation and detection of drugs is supervised, the authenticity of the data is guaranteed, and the drug traceability efficiency is improved.
Owner:GUANGZHOU FAMILY DOCTORS ONLINE INFORMATION
Amphibious pipeline tracing equipment and method thereof
PendingCN111161119AEffective traceabilityEasy to understandData processing applicationsMolecular entity identificationWater sourceSanitary sewer
The invention discloses an amphibious pipeline tracing method, which relates to the field of urban environmental sanitation. The method comprises the following steps: firstly, collecting sewage component information of an area where each pipeline node is located; determining a current pollution discovery node in response to the fact that the at least one pipeline node has the first pollution component; then, obtaining a sewage flow rate in the current pollution discovery node and a node distance from each upstream pollution detection node, determining each tracing time of each upstream pollution detection node, determining whether each upstream pollution detection node detects a first pollution component or not, and determining a first source of pollution; and finally, drawing a pollutionsource flowing line. Meanwhile, the invention further discloses amphibious pipeline tracing equipment. According to the invention, the pollution components of the sewage pipeline are traced, so that the sewage discharge unit is effectively obtained, responsibility is rectified, and the downstream water source environment is effectively protected; a flowing route diagram of pollution components isset, so that the pollution source can be intuitively known.
Owner:福建省高创环境科技股份有限公司
Underground water pollution traceability method based on characteristic pollutant source analysis
The invention discloses an underground water pollution traceability method based on characteristic pollutant source analysis, which relates to the technical field of underground water treatment and comprises the following steps of collecting related data of an area to be traced, establishing an enterprise characteristic pollutant library, determining a sampling scheme and analyzing a result. According to the method, the characteristic pollutant library is established for the enterprises in the region, and when the sampling analysis results are matched, the pollution source can be found more accurately, so that the delay of the pollution treatment work is avoided, the enterprises in the region are distributed on a plurality of straight lines respectively, then a bisection method is used for determining monitoring point positions of a plurality of enterprises distributed on a plurality of straight lines in sequence, so that not only can the labor intensity of sampling be reduced, but also the comparison efficiency can be effectively improved when a sampling analysis result is compared with a characteristic pollutant library, thereby improving the traceability efficiency.
Owner:台州南水环保科技有限公司
Water quality pollutant tracing method based on wavelet analysis
PendingCN113203691AImprove accuracyImprove work efficiencyColor/spectral properties measurementsSoil scienceObservation point
The invention provides a water quality pollutant tracing method based on wavelet analysis. The method comprises the steps: step a, determining a water area to be monitored; step b, monitoring the COD value and the pH value of a water area of an observation point and the illumination intensity of the preset water depth of the water area to be monitored in real time, and judging whether the water area to be monitored is polluted or not according to the COD value, the pH value and the illumination intensity; step c, after it is judged that the water area to be monitored is polluted, respectively obtaining pollutant concentration change spectrums of water samples at the observation point and the sampling point; and step d, comparing the pollutant concentration change spectrum frequency of the observation point with the pollutant concentration change spectrum frequency of each sampling point one by one to determine the pollution source. The pollutant concentration change rule is inversed through wavelet analysis, and the pollutant concentration change spectrum frequencies of the water samples at the observation point and the sampling point are compared one by one to determine the pollution source, so that the judgment accuracy of the pollution source can be effectively improved, and the accuracy of the tracing result and the working efficiency during tracing are effectively improved.
Owner:福建省水利水电科学研究院
Museum business data storage and query method and system based on blockchain
InactiveCN113392144AVerify integrityReduce block pressureDatabase distribution/replicationRelational databasesData integrityRelational database
The invention provides a museum business data storage and query method and system based on a blockchain, and the storage method comprises the steps: carrying out the under-chain storage of total data containing museum business data and data numbers through employing a distributed relational database, and constructing a blockchain network; hashing the total data to obtain a first hash value, and storing the first hash value and the data number in a blockchain network. According to the query method, while full data corresponding to museum business data is queried and retrieved through a distributed relational database, a corresponding first hash value is queried on a blockchain network, and the full data corresponding to the museum business data is hashed and then compared with the first hash value to verify data integrity and consistency, so that whether the data is legal is confirmed to prevent the data from being tampered.
Owner:BEIJING UNIV OF POSTS & TELECOMM +1
A data traceability method and corresponding data traceability device
ActiveCN109657110BImprove traceability efficiencyImprove reliabilityDigital data information retrievalSpecial data processing applicationsData setData operations
The invention discloses a data tracing method and a corresponding data tracing device, and the method comprises the steps: adding unique identification information to each piece of source data, and building an original data set; Performing a target data operation on the original data set to obtain a target result set matched with the target data operation, each result record comprising identification information of source data matched with the result record; And integrating the tuple numbers of the result records, the identification information contained in the result records and the target data operation to obtain traceability information corresponding to each result record so as to carry out data traceability according to the traceability information. According to the data tracing method, in the data tracing process, according to the data operation in the tracing information, the identification information of the source data, the source of the result record and the evolution process,the reliability and reliability of analysis of the source of the result record are improved, and the data tracing efficiency is effectively improved.
Owner:SHANGHAI DAMENG DATABASE +1
A pollution source association information determination method and device, and terminal equipment
PendingCN113793028AImprove traceability efficiencyMake sure efficient and reliableMeasurement devicesResourcesMonitoring siteWind run
The invention provides a pollution source association information determination method and device, and terminal equipment. The method comprises the steps of determining a to-be-associated target monitoring site and a target pollution source; calculating a monitoring angle of the target monitoring station relative to the target pollution source based on the station coordinate of the target monitoring station and the position information of the target pollution source; dividing a plurality of angle intervals according to a preset wind direction group; determining association information between the target monitoring station and the target pollution source based on the angle interval where the monitoring angle is located, wherein the associated information comprises an associated distance and / or an associated orientation. According to the invention, the correlation information between the pollution source and the monitoring station can be reliably determined, so that the tracing efficiency of the pollution source is remarkably improved.
Owner:济南东之林智能软件有限公司 +1
Address conversion method and device, and address tracing method and device
The invention provides an address conversion method, an address conversion device, an address tracing method, an address tracing device, an address conversion tracing method and an address conversion tracing system in a network in which different protocols coexist. The address conversion method in the network in which different network protocols coexist is characterized in that the network protocols at least comprise a first network protocol and a second network protocol, and the address conversion method comprises: a fixed mapping relation forming step, which is implemented by forming a fixed mapping relation between a first network protocol address and a first network protocol port number and between a second network protocol address and a second network protocol port number; and an address conversion step, which is implemented by converting the requested first network protocol address into the second network protocol address by using the fixed mapping relation formed in the fixed mapping relation forming step.
Owner:CHINA TELECOM CORP LTD
Universal IP traceability system and method based on block chain
PendingCN114079567AFacilitate large-scale deploymentPrivacy protectionUser identity/authority verificationDatabase distribution/replicationData packPathPing
The invention belongs to the field of network security, and particularly relates to a universal IP traceability system and method based on a block chain. The system is divided into a data acquisition layer, a traceability service layer, a traceability supervision layer and a traceability coordination layer, and a credible service-oriented universal IP traceability system is provided by referring to a business mode of immediate collection and immediate payment in a block chain so as to promote large-scale deployment of the traceability system; the traceability supervision layer comprises a data module, a consensus module and a verification module; the data module simplifies block data, the consensus module improves the working efficiency and performance of the block chain and reduces the deployment cost, and the verification module prevents malicious nodes from tampering transaction information and ensures the data integrity. The traceability method comprises a traceability trace establishment stage and an attack path reconstruction stage. A concurrent backtracking mechanism is adopted, so that the traceability efficiency is improved; the system is also suitable for a traceability method based on a data packet, is compatible with most of current IP traceability methods, and has universality.
Owner:东北大学秦皇岛分校
Full-automatic garbage can and various delivery methods thereof
PendingCN113511440APrevent reputation points from being deductedImprove traceability efficiencyRefuse receptaclesSoftware engineeringAutomatic waste container
The invention relates to the technical field of garbage classification treatment, in particular to a full-automatic garbage can and various delivery methods thereof. The full-automatic garbage can comprises a mobile phone, a garbage can and garbage bags, and further comprises a garbage can body, a sensing module, an information collecting module, a data processing module and a programmer. According to the full-automatic garbage can and the various delivery methods thereof provided by the invention, user information is registered on the garbage can, a user can get the garbage can and a garbage bag on the garbage can body, a mobile phone user can also get the garbage can or the garbage bag, an APP and a reputation point system are established through the programmer, all the garbage bags are distinguished with different colors, dry garbage and wet garbage can be conveniently distinguished when a user throws garbage, reputation points are prevented from being deducted due to negligence, the mobile phone user can register and bind the permission of opening the garbage can through the APP, the garbage can can be opened through the mobile phone Bluetooth technology, the garbage can body 1 can be positioned through the mobile phone GPS function, and the mobile phone user can pay attention to own reputation points through the mobile phone APP at any time and can also pay attention to whether garbage is thrown by mistake or not in time.
Owner:CHANGCHUN UNIV OF SCI & TECH
Block chain-based vaccination monitoring device and method
InactiveCN112347504AEasy accessImprove traceability efficiencyDatabase distribution/replicationDigital data protectionVaccinationEmergency medicine
The invention discloses a block chain-based vaccination monitoring device and method. The block chain-based vaccination monitoring method comprises the following steps: acquiring vaccination data of any vaccination point, wherein the vaccination data is vaccination data generated by a user before a vaccination day; sending the vaccination data to a blockchain management network for verification and storage, and uploading the vaccination data to each management node of the blockchain management network; dividing the management node into a plurality of processing platforms, wherein each processing platform corresponds to at least one piece of vaccination data of vaccines, and the vaccination data comprises the vaccination time, the vaccination date, vaccination personnel information, the vaccine type and the vaccine validity period, and then vaccination can be monitored through the data. By means of the mode, vaccine data can be traced back, vaccines are in a traceable state from delivery to inoculation, and therefore the vaccination safety can be improved.
Owner:HANGZHOU GANDAO INTELLIGENT TECH CO LTD
Hierarchical coding and tracing method for image operation information
PendingCN111833408AReduce memory usageImprove traceability efficiencyImage codingAlgorithmData operations
The invention discloses a hierarchical coding and tracing method for image operation information. The method comprises the following steps: (1) obtaining the operation information; (2) encoding operation information; (3) updating the operation information; and (4) tracing the operation information. According to the invention, the image data operation information with a hierarchical structure is obtained, and the unified expression and coding of the image data operation information are realized by utilizing the outer product operation of geometric algebra and a multi-vector structure; based onthe code updating of the operation information node and the operation link, the intersection operator and the dimension operator are used to complete the operation of operation information tracing andthe like, the memory occupation of the tracing information is reduced, and the tracing efficiency is improved.
Owner:南京泛在地理信息产业研究院有限公司 +1
Data tracing method, device and equipment and computer readable storage medium
ActiveCN114253995AImprove traceability efficiencyImprove accuracyDigital data information retrievalNatural language data processingData sourceEngineering
The invention discloses a data tracing method, device and equipment and a computer readable storage medium, and belongs to the technical field of computers. The method comprises the following steps: acquiring a data query statement, analyzing the data query statement to obtain an analysis result, and determining all target tables corresponding to the data query statement and an association relationship between the target tables, so as to determine whether the association relationship is the same as a generation relationship or not when the generation relationship corresponding to the data query statement is acquired; and determining whether the data query statement is accurate or not so as to determine whether the data query statement has a problem or not, if the incidence relation is different from the generation relation, determining that the data query statement is inaccurate, and positioning the data source corresponding to the data query statement, thereby realizing source tracing of problem data. The association relationship corresponding to the data query statement is matched with the generation relationship, the accuracy of data tracing is effectively improved, and the efficiency of data tracing is effectively improved by automatically analyzing the data query statement.
Owner:深圳市明源云科技有限公司
Pollution source tracing method
ActiveCN112881611AImprove traceability accuracyImprove traceability efficiencyICT adaptationMaterial analysisWind runEnvironmental engineering
The invention relates to a pollution source tracing method. The method comprises the steps that a vector A is formed by taking an initial pollution source as a starting point and taking the reverse direction of a wind direction in a domain of the initial pollution source as a direction, a sub-grid group B intersected with the vector is acquired through the vector, after the sub-grid group B is acquired, sub-grid regions of which the pollutant concentration is greater than a preset value is screened, and a sub-grid group C is formed by the sub-grid regions; if the sub-grid group C is an empty set, namely, the number of sub-grid regions in the sub-grid group C is zero, namely, no pollution source exists in the headwind direction of the initial grid, it can be judged that the initial pollution source in the initial grid is the pollution source, otherwise, reverse tracing is sequentially conducted on the sub-grids in the sub-grid group C according to the reverse direction of the vector A through the reverse tracing method until the pollution source in a to-be-detected region is found. Compared with an existing traceability method, the method is simple and effective, the traceability accuracy is high, electronic expression can be easily carried out through a computer system, and the traceability efficiency is high.
Owner:无锡高德环境科技有限公司
Tracing method and device for multi-sample combined attack
ActiveCN112822220AReduce participationDo it yourself and quickly analyzeTransmissionEngineeringAlgorithm
The invention relates to a tracing method and device for multi-sample combined attacks. The method comprises the following steps: detecting an attack trigger event; obtaining at least two attack samples to be traced; performing feature extraction on the at least two attack samples to be traced to obtain feature information of each attack sample to be traced; and according to the feature information of each attack sample to be traced and a pre-created target Bayesian traceability model, obtaining traceability results of the at least two attack samples to be traced. According to the scheme, the tracing efficiency for the multi-sample combined attacks can be improved.
Owner:HARBIN ANTIY TECH
Block chain traceability method, device and system
The invention discloses a block chain source tracing method, device and system, and relates to the field of big data. The method includes: traversing the block chain according to the block generation order; mapping the resource transfer record of the block chain to multiple servers based on the address of each block, where the address includes an input address or an output address; each server stores the block according to the mapping The resource transfer record builds a sub-spanning tree set; the sub-spanning tree sets built by each server are merged and processed to build a spanning tree, so as to realize the traceability of the blockchain. The present invention can solve the performance problem of single-machine traceability of massive data, and improve the efficiency of block chain traceability.
Owner:CHINA TELECOM CORP LTD
High-speed user traceability method for LTE network based on FPGA+NPU
ActiveCN108881033BOvercoming untraceable flawsAvoid the shortcoming of searching twice to succeedData switching networksComputer architectureEmbedded system
The invention discloses a high-speed user traceability method for LTE network based on FPGA+NPU. Its main technical features are: shunting user signaling messages to the CPU module and shunting user data messages to the FPGA module; The user association information obtained after parsing is sent to the FPGA module and the NPU module, and the search of the user data message and the user information table is divided into two modules, the FPGA and the NPU; the CPU module obtains the user association information by analyzing the user signaling message At this time, the gateway address is learned; the FPGA module receives the user data message and sends the source IP+sink IP of the outer layer of the message to the TCAM attached to the FPGA module for matching to form an uplink and downlink mark, and the FPGA module searches for the user according to the uplink and downlink direction The information table performs field matching. If the matching is successful, the obtained user information will be filled in the user data message and output. If the matching fails, the user data message will be sent to the NPU module for the second matching. It has the advantages of fast, efficient and high-accuracy traceability.
Owner:HUNAN RONGTENG NETWORK TECH CO LTD
On-chain traceability method for data and data operation algorithm
PendingCN113641992AFor audit purposesImprove traceability efficiencyDatabase distribution/replicationPlatform integrity maintainanceAlgorithmData operations
The invention provides an on-chain traceability method for data and a data operation algorithm, and belongs to the field of block chain applications and smart contracts, and the method comprises the steps of deploying a smart contract comprising an application data processing algorithm through a block chain; performing algorithm operation on specific behavior data in an application through a block chain transaction calling intelligent contract function method, recording an operation result and transaction hash called by the block chain transaction to the application, and when data generated by a specific behavior of the next application is subjected to re-operation, in this contract calling transaction, the transaction hash and the transaction result of the last contract calling operation are added; the transaction hash and the transaction result are submitted to the block chain for consensus execution; and the transaction hash and the operation result of this time are also reserved, so that jumping type association between blocks on the chain is realized for data generated by application specific behaviors and a data operation algorithm, and jumping chain traceability between blocks can be carried out according to the transaction hash recorded at the last time, so that the purposes of auditing and the like are achieved, and the traceability efficiency of related data is improved at the same time.
Owner:SHENZHEN PEERCOME TECH CO LTD
Water pollution traceability method based on ultraviolet-visible spectrum data
PendingCN113376114AThe method of water pollution traceability is simple and reliableImprove traceability efficiencyData processing applicationsDigital data information retrievalSoil scienceWater quality
The invention provides a water pollution traceability method based on ultraviolet-visible spectrum data. The method comprises the following steps: S1, establishing a normalized water pollution traceability spectrum library; S2, obtaining a three-dimensional ultraviolet-visible-to-be-traced water quality fingerprint spectrum of a to-be-traced water pollutant; and S3, tracing the to-be-traced water pollutants intelligently. The principle is as follows: obtaining known water samples of known pollution sources of rivers, lakes and multiple industries (processing plants), and obtaining ultraviolet-visible-water pollution water quality fingerprint spectrum data under different dilution concentrations through detection and pretreatment; carrying out nonlinear fitting to obtain a three-dimensional ultraviolet-visible-water pollution water quality fingerprint spectrum of each known water sample; carrying out normalization processing on the obtained three-dimensional ultraviolet-visible-water pollution water quality fingerprint spectrum to form a normalized water pollution traceability spectrum library; and comparing the spectral features of the to-be-traced water pollutants with the spectral features of the known water sample in a traceability simulation mode, and obtaining a potential pollution list, and therefore, the method has the advantages of being high in traceability efficiency, high in timeliness and high in accuracy.
Owner:北京市生态环境监测中心
Method, device, computer equipment and storage medium for determining network parameters
The embodiment of the present application provides a network parameter determination method, device, computer equipment, and storage medium, wherein the method includes: obtaining the access data packet of the service access terminal in the first virtual private network supporting the first protocol; for the access The data packet performs network address translation, and the source address and destination address in the access data packet are converted into corresponding second protocol addresses; the access data packet after the network address translation is sent to the service provider; the service provider according to the The access data packet after network address translation determines at least one of the source address of the service access end and the virtual private network to which it belongs. Through the embodiment of the present application, the source address of the service access terminal and the traceability efficiency of the virtual private network to which it belongs can be effectively improved.
Owner:TENCENT TECH (SHENZHEN) CO LTD
A SQL injection alarm processing method and device
ActiveCN113992447BRealize traceabilityImprove the efficiency of injection alarm traceabilityPlatform integrity maintainanceSecuring communicationSQL injectionAttack
The present invention provides a SQL injection alarm processing method and device, the method comprising: according to the SQL injection alarm and attack behavior verification rules, obtaining the attack behavior verification result of the SQL injection alarm; wherein, the attack behavior verification rule is a predetermined If it is known that the attack behavior verification result is that there is an attack behavior, then according to the attack result verification rule corresponding to the attack behavior type included in the attack behavior verification result and the SQL injection alarm, the verification of the SQL injection alarm is obtained As a result, the verification result includes a verification basis; wherein, the attack result verification rule is preset. The device is used to perform the above method. The SQL injection alarm processing method and device provided by the embodiments of the present invention improve the efficiency of tracing the source of the SQL injection alarm.
Owner:北京未来智安科技有限公司
Agricultural product traceability system and method
InactiveCN113256310AImprove traceability efficiencyReduce traceability costsCommerceSpecial data processing applicationsData queryNetwork strategy
Owner:四块科技(深圳)有限公司
Automatic ammonia nitrogen analysis method and device, computer equipment and storage medium
ActiveCN114002403AImprove governance efficiencyRealize automatic traceabilityGeneral water supply conservationMaterial analysis by observing effect on chemical indicatorAmmoniacal nitrogenAutoanalysis
The invention relates to the technical field of detection and analysis, in particular to an ammonia nitrogen automatic analysis method and device, computer equipment and a storage medium. The ammonia nitrogen automatic analysis method comprises the following steps: acquiring to-be-detected water body information, and triggering a water body sampling detection message according to the to-be-detected water body information; when a water body detection result corresponding to water body sampling detection is obtained, obtaining ammonia nitrogen concentration data from the water body detection result; carrying out ammonia nitrogen flow direction analysis according to the information of the water body to be detected and the ammonia nitrogen concentration data to obtain ammonia nitrogen flow direction data, and obtaining pollutant flow path data according to the ammonia nitrogen flow direction data; and obtaining a to-be-regulated target from preset map data according to the pollutant flowing path data. The method has the effect of improving the water body ammonia nitrogen treatment efficiency.
Owner:上海科泽智慧环境科技有限公司
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