114results about How to "Avoid storage" patented technology

The invention provides a time-space dynamic graph construction method and system for an engineering construction project, and relates to the field of railway tunnel engineering management.The method comprises the steps that construction data entities are extracted, and an entity set is generated; taking entities in the entity set as nodes to be added into the graph, and configuring attributes for each node; adding a relation edge for each node according to a logic structure between the construction data; adding a time label and a space label to each node so as to form a data graph; associating each entity in the data atlas with a time chain and a space chain to form a data atlas attached to the time-space chain; combining a node merging strategy and a graph neural network to optimize a graph structure; and dynamically modeling dimensional changes of entities and relationships in time by means of a time sequence diagram neural network. According to the method, the dynamic change graph of the relationship between the construction data entities is constructed, so that the spatial-temporal information and the entity relationship of each process are accurately expressed and efficiently associated, and the retrieval efficiency and the management level are favorably improved.

The invention belongs to the field of oil-gas exploration seismic data processing, and relates to a first-motion wave travel time chromatography velocity inversion method, system and device and a medium. According to the method, the first arrival travel time and the grid unit travel time are acquired, and the minimum grid unit travel time is selected; an initial velocity field closer to a real structure is established through micro-logging constraint so as to replace a conventionally used gradient velocity field. The initial velocity field and the first arrival travel time are combined to construct the target function, the slowness information and the regularization information are added in the target function, the multi-information constrained target function is obtained, and the inversion stability and the calculation precision are improved. And adopting a Gaussian-Newton method to minimize the target function of the multi-information constraint, solving the minimized target function of the multi-information constraint, and carrying out iterative updating on a solving result to obtain an inversion velocity field. Explicit calculation and sensitive kernel function storage are not needed, the method is more suitable for large-scale data processing, and the calculation time of speed inversion and the requirement for storage space are reduced.

The embodiment of the invention provides a data transmission method and device, equipment and a storage medium. A receiving end receives target data sent by a sending end; verifying a plurality of to-be-verified data packets in the target data, and determining the to-be-verified data packets passing the verification as first data packets; combining the plurality of first data packets into verification data; and comparing the verification data with the target data, determining whether the verification data is consistent with the target data, and further judging whether the target data is successfully transmitted. The receiving end in the embodiment of the invention ensures data consistency, reduces data loss or damage and improves transmission reliability by verifying the data packets to be verified, timely finds errors by comparing the verification data with the target data, avoids further processing of error data, improves transmission accuracy, and improves the transmission efficiency by subpackage verification and combination and parallel processing of a plurality of data packets. The verification time is reduced, and the transmission efficiency is improved.

A cast-in-place pile detection ruler comprises a measuring ruler body and a scoop net, the measuring ruler body comprises a plurality of groove rulers, the outer diameters of the groove rulers are sequentially increased, the groove rulers are arranged together in a sleeved mode through sliding structures, the sliding structures are arranged on the two sides of the groove rulers, and each sliding structure comprises a sliding groove and a sliding block which are sequentially arranged. The multiple groove rulers are arranged in a sliding and telescopic mode through sliding structures, and the scoop net is arranged in the innermost groove ruler in a downward sliding mode. Compared with a rope measuring method, the detection precision is improved, and compared with an over-filling prevention detector detection method, the detection procedures are reduced, and the detection cost is reduced; the concrete sampling detection device is convenient for sampling detection of concrete, reduces the detection operation difficulty, improves the detection accuracy, and has relatively strong portability and practicability.

The invention belongs to the technical field of automobile data storage, and provides a data storage method and system based on field-level association storage, and the method comprises the steps: building a storage structure for data to be stored based on fields in a distributed database, and associating the fields; pre-processing the associated storage data, and performing timing data compression and duplicate removal on the pre-processed storage data; and optimizing a query path for the preprocessed storage data based on index establishment and a caching technology. According to the method, the data structure is remarkably simplified by adopting a field-level associated storage mode. According to the method, a lengthy and complex table structure in a traditional data model is disassembled, fields are used as basic units for storage, and an efficient association index is established according to the logic relation between the fields. The data storage efficiency is greatly improved, the data writing and reading speed is remarkably increased, and a solid foundation is laid for subsequent data processing and analysis.

The invention provides a Milsartan potassium capsule and a preparation method thereof, the Milsartan potassium capsule is prepared by filling a Milsartan potassium micro-tablet into a hollow capsule, the compliance of a patient is improved, and compared with a common tablet, the micro-tablet can improve the dissolution rate and increase the contact area with gastrointestinal mucosa after oral administration, so that the bioavailability of a medicine can be improved, and the bioavailability of the medicine is improved. In addition, the micro-tablets are filled into hollow capsules, so that the exposure of the tablets can be reduced, the influence of moisture can be reduced, and the stability of the medicines can be improved.

The invention provides a PUF (Physical Unclonable Function)-based post-quantum Internet of Things static key management method and system. Generation and storage of a secret key in the method comprise the following steps: firstly, inputting a challenge signal determined based on Internet of Things equipment into a physical unclonable function (PUF) to generate a PUF response; then, the PUF response is input into a key derivation function (KDF), and a key encryption key (KEK) is obtained; then, generating a PQC public key and a PQC private key by using a post quantum cryptography PQC algorithm; then, the PQC private key is encrypted by using a KEK and a symmetric encryption algorithm, and the encrypted PQC private key is stored in a secure storage area; wherein the KEK and the unencrypted PQC private key are cleared from the memory. By adopting the lightweight algorithm, efficient and low-cost key management can be realized on resource-limited Internet of Things equipment, meanwhile, the PUF characteristic is utilized to avoid storage of KEK, the quantum attack resistance of the key is enhanced in combination with the quantum cryptographic algorithm, and the security improvement of key management is realized.

The invention relates to the technical field of remote sensing image on-orbit real-time processing, in particular to a low-redundancy-rate image segmentation method and system based on an FPGA, and the method comprises the steps: determining the maximum physical size of a target object; calculating a first maximum pixel value occupied by the target type object in the remote sensing image according to the maximum physical size of the target type object; performing correction calculation on the maximum physical size according to the side-sway angle during satellite imaging to obtain the maximum physical size of the target object after side-sway distortion is considered; calculating a second maximum pixel value occupied by the target type object in the remote sensing image according to the maximum physical size of the target type object after side-sway distortion is considered; taking the maximum value from the first maximum pixel value and the second maximum pixel value as an overlapping region setting value; setting an overlapping region setting value as a sliding window segmentation step length; and carrying out sliding window segmentation on the segmented sub-graphs according to the sliding window segmentation step length. According to the method and the device, the minimization of the overlapped region of the segmented sub-images is realized, the segmentation redundancy rate is reduced, and the data storage and transmission quantity is reduced.

The present invention discloses an intelligent archive management system and method based on big data, and relates to the technical field of archive management. The intelligent archive management method based on big data ensures that only authorized personnel can upload files through identity authentication, and the upload feasibility check avoids the storage of non-compliant archives. Intelligent classification and dynamic retrieval further optimize the organizational structure of archives, so that the archive library remains up-to-date and most relevant. At the same time, automatic backup and removal of outdated or no longer needed archives reduce the storage burden and ensure the integrity and accessibility of data. Intelligent classification and regular cleaning mechanisms help organizations effectively manage storage space and reduce unnecessary storage costs, which can effectively improve the efficiency and security of archive management.

The invention provides a key backup method and system of a USB key, and relates to the technical field of key backup of the USB key, and the method comprises the following steps: after an XKS-Proxy successfully establishes communication connection with a main USB key and a copy USB key, the main USB key obtains to-be-backed-up key information sent by a user through the XKS-Proxy; the main USB key obtains the encrypted public key of the copy USB key from the KMS through the XKS-Proxy; the main U shield generates a first temporary symmetric key based on the ECDH according to the public key of the copy U shield and the private key of the main U shield; the copy USB key obtains the encrypted public key of the main USB key from the KMS through the XKS-Proxy; the replica USB key generates a second temporary symmetric key based on the ECDH according to the public key of the main USB key and the private key of the replica USB key; the XKS-Proxy obtains the encrypted secret key to be backed up sent by the main USB key; the XKS-Proxy sends the encrypted secret key to be backed up to the copy USB key; the copy USB key uses the second temporary symmetric key to decrypt the encrypted key to be backed up; and the copy USB key stores the secret key to be backed up. According to the invention, the security of the key backup process can be improved.

The utility model relates to the technical field of particle storage, and discloses a plastic particle damp-proof storage device which comprises a material barrel. The dehumidification assembly comprises a barrel cover fixedly arranged above the material barrel, a turning cover rotationally arranged on the barrel cover, a moisture absorption pipe located in the material barrel, a feeding pipe fixedly arranged above the barrel cover and communicated with the interior of the material barrel, and a discharging pipe fixedly arranged below the material barrel and communicated with the interior of the material barrel. The air inlet pipe is fixedly arranged on the left side of the material barrel and communicated with the interior of the material barrel, the feeding pipe is located between the moisture absorption pipe and the air inlet pipe, and a plurality of moisture absorption holes are formed in the moisture absorption pipe. The plastic particle drying device has the beneficial effect of keeping the plastic particles dry, and solves the problems that the plastic particles are stored in a packaging bag, the bagged plastic particles are stacked in a warehouse, and when the stacking time of the plastic particles is too long, the plastic particles in the packaging bag are easily affected with damp and agglomerate, so that the normal use of the plastic particles is influenced.

The invention provides a universal printed board supporting tool for a board splitting machine. The universal printed board supporting tool comprises a supporting board, supporting board supporting columns, supporting board sliding rails and supporting column assemblies. The supporting plate is of a plate frame structure and is supported and fixed to the supporting plate supporting column, and the lower end of the supporting plate supporting column is matched with a tray hole site of the plate dividing machine so that the supporting plate can be assembled on the tray of the plate dividing machine. Supporting plate sliding grooves used for fixing the supporting plate sliding rails are formed in the two sides of the supporting plate, and the multiple supporting plate sliding rails are fixed to the supporting plate through threaded fasteners penetrating through the supporting plate sliding grooves. Supporting column sliding rail mounting grooves are formed in the supporting plate sliding rails in the length direction, the multiple supporting column assemblies are distributed and mounted on the multiple supporting plate sliding rails along the supporting column sliding rail mounting grooves according to the appearance of the printed board, and the supporting column assemblies are used for supporting and fixing the printed board with the technological edge. The printed board supporting tool can be compatible with different types of printed boards, the printed boards can be fixed and supported in all directions, and the working efficiency and the product quality are improved.

The present application belongs to the technical field of data analysis, and particularly relates to a high-throughput biosensing system for early warning of algal blooms and pathogens, which comprises multiple sampling units, a microfluidic chip with a multi-channel structure, and a high-throughput surface-enhanced Raman detection unit with an integrated metal nanostructure surface, and obtains the original surface-enhanced Raman spectrum of the water sample through a Raman spectrum acquisition mechanism. The system uses compressed spectrum sampling and sparse reconstruction methods to reduce the data volume and maintain the integrity of the spectrum information, constructs a pathogen Raman fingerprint dictionary through a dictionary learning method, and realizes the identification of different algal metabolites, algal toxins and pathogen-related molecular components and the concentration interval judgment thereof in combination with a sparse representation classification mechanism. Based on the type and concentration interval of the pathogens, the system further generates algal bloom risk warning and pathogen risk warning, and realizes early discovery of abnormal changes in the water body. The present application has significant advantages in stability, sensitivity, throughput and real-time performance.

The invention belongs to the technical field of dibromohydantoin production, and particularly provides a dibromohydantoin synthesis method which comprises the following steps: S1, preparing a raw material aqueous solution, namely respectively mixing dimethyl hydantoin, sodium bromide and liquid caustic soda NaOH with deionized water to form a dimethyl hydantoin aqueous solution, a sodium bromide aqueous solution and a liquid caustic soda NaOH aqueous solution; s2, premixing the raw material aqueous solution, namely mixing the aqueous solution of dimethyl hydantoin, sodium bromide and caustic soda liquid NaOH prepared in S1 to obtain a premix; s3, electrochemical in-situ bromination reaction: introducing the premix into a micro-channel reactor provided with an electrolysis electrode, and applying current to the premix to obtain a dibromohydantoin initial solution; and S4, crystallizing, separating and drying the product, carrying out cooling crystallization through a three-stage stepped cooling method to obtain a dibromohydantoin crystal, carrying out centrifugal separation to obtain a dibromohydantoin wet product, and then drying to obtain a dibromohydantoin finished product. The method can improve the generation stability and the product quality of the dibromohydantoin.

The embodiment of the present invention discloses a file uploading method and an uploading device, which relates to the field of computer technology and can solve the problem of storing multiple copies of the same file in a server, occupying the server hard disk resources. The method comprises: obtaining fingerprint information of a file to be uploaded, the fingerprint information is generated according to the file content of the file to be uploaded; setting a distributed lock using the fingerprint information as a keyword; judging whether there is a target file with the same file content as the file to be uploaded on the server side according to the fingerprint information; if so, updating the upload parameters of the target file according to the characteristic information of the file to be uploaded; and releasing the distributed lock. The present invention is suitable for processing file upload work.

Methods, systems, and apparatus, including computer programs encoded on computer storage media, for identifying labels for a data set without disclosing the data set to any individual computing system. A method can include receiving, by a first computing system in a multi-party computation (MPC) system, a query including a first share and a second share of a given user profile. The second share is encrypted with a key that prevents the first computing system from accessing the second share. The second share is transmitted to a second computing system in the MPC system. The first computing system and the second computing system generate a machine learning model and identify respective first and second labels. The first computing system receives the second label from the second computing system as a response. The first computing system responds to the query with a response including the first label and the second label.

The invention discloses an industrial data analysis method and system based on a dynamic form, and relates to the technical field of data analysis, when a plurality of systems share data, the systems calculate the similarity Xsd of data items through a repeatability analysis module, and screen out repeated data sets based on the similarity, so that the systems can effectively identify and eliminate redundant data, and the data processing efficiency is improved. And unnecessary repeated acquisition and storage are avoided, so that data storage is optimized, storage resources are saved, and the burden of redundant data is reduced. Through a data usage analysis module, the system can identify features of each data item in different contexts within a duplicated data set. Through data context vectorization and analysis of the use difference degree Cyd in different contexts, the system can further judge which data items have different meanings in different systems or service scenes, so that non-redundant data which should not be regarded as redundancy is screened out, and the analysis ensures that the system performs judgment not only based on the data similarity.

The application discloses a kind of mass object fast storage systems based on NAS file system, it is related to big data service and so on field.The mass object fast storage system of the application includes server module, client module and NAS file system;After client module receives the data that user writes, object data is assembled into byte array and is sent to server module;Server module calculates the file name of byte array writing NAS system, file name is universal unique identification code uuid, array is stored in the file of corresponding NAS system, and file name and the index position of array in file are returned to client;Client calculates the final unique identification of each object, and user reads object file from NAS system using final identification.The application can store a large number of object data based on NAS fast, avoid metadata problem, and can provide super-high object writing speed close to network card limit.

Disclosed are a storage control device, a storage control method, a processing device, and a computer system. The storage control device includes: an address detection unit, adapted to detect whether a physical address mapped by a write access request that arrives in sequence jumps; and a logic control unit, adapted to adopt a non-write allocation strategy when a cache memory misses and the physical addresses mapped by multiple write access requests that arrive in sequence do not jump, wherein under the non-write allocation strategy, if the number of consecutive jumps of the physical addresses mapped by multiple write access requests that arrive in sequence is less than a preset number, the logic control unit maintains the non-write allocation strategy, and the preset number is greater than 1. The embodiment of the present disclosure can maintain the non-write allocation strategy when the number of consecutive jumps of the physical addresses mapped by the write access requests that arrive in sequence is less than a preset number, thereby avoiding the selection of a write allocation strategy when processing information with a low access probability, and enhancing the robustness and stability of the computer system.

The invention discloses a packaging machine capable of metering and supplementing materials twice, and belongs to the technical field of packaging equipment.The packaging machine comprises a first conveying belt, a bag conveying mechanism, a second conveying belt and a filling mechanism, the bag conveying mechanism is arranged on one side of the first conveying belt, and the first conveying belt is used for conveying packaging bags to one side of the bag conveying mechanism; a second conveying belt is arranged on one side of the bag conveying mechanism, and one end of the second conveying belt is close to the bag conveying mechanism; the packaging bag filling device has the beneficial effects that through the design of the clamping mechanism, stable fixing of a packaging bag is achieved, toppling or shifting of the packaging bag in the filling process is avoided, through the telescopic action of a first air cylinder, a clamping suction cup can firmly clamp the packaging bag, it is ensured that the packaging bag is kept stable in the filling and metering process, and the packaging bag filling device is convenient to use. The risks of material leakage and packaging bag damage are reduced, the stability and safety in the packaging process are improved, and therefore the packaging quality and the production efficiency are improved.

The invention relates to a data storage method and device, computer equipment and a storage medium. The method comprises the steps that a temporary file generated by a calculation splitting task is stored in a temporary directory of a local disk of a calculation node, renaming of data storage is achieved in the local disk, and the renamed directory after renaming is sent to object storage at a time, so that the storage and renaming process of the object storage on the temporary file is avoided, and the storage efficiency is improved. The number of interaction times between the object storage and the computing node is reduced, that is, HTTP requests of the object storage are reduced, the execution efficiency of the split task is improved, and the problem that a large number of HTTP requests are generated by using the object storage as a storage medium of an execution result corresponding to the distributed job is solved.

The utility model relates to a pipeline line patrol detection device, which can integrate the functions of data acquisition, storage, communication report and the like aiming at a pipeline, is convenient to carry by a worker, and can improve the working efficiency of the worker. The device comprises an antenna, an audio player, a charging data interface, a main power switch, a display screen, keys, a laser ranging module, a loudspeaker, an illuminating lamp, a potential measuring interface, a circuit board, a conversion interface, an upper end cover and a shell. The upper end cover is arranged at one end of the shell, the antenna is arranged on the upper end cover, and the conversion interface is arranged at the other end of the shell. The audio player, the charging data interface, the main power switch, the display screen and the keys are all arranged on the front end face of the shell. The laser ranging module, the loudspeaker, the illuminating lamp and the potential measuring interface are arranged on the rear end face of the shell. A circuit board is arranged in the shell, a processor is arranged on the circuit board, and the laser ranging module, the display screen, the antenna and the charging data interface are all connected with the processor.

The present application is applicable to the field of blockchain technology, and provides a blockchain-based identification data evaluation method, device, and electronic device, including: obtaining the identification data of each IoT device in the logistics process, each identification data having a corresponding measurement accuracy and measurement range; generating quality data of multiple dimensions based on each identification data and its measurement accuracy and measurement range; determining the current stakeholders, and the stakeholders are set with a data quality threshold for at least one target dimension; if the target quality data corresponding to the target dimension meets the requirements of the data quality threshold, the identification data for generating the target quality data is stored in the blockchain. Through the above method, the data quality of the identification data in the logistics process can meet the needs of various stakeholders, helping stakeholders to determine that the logistics process meets their requirements.

The invention discloses a file security storage method, electronic equipment and a storage medium, and the method comprises the steps: extracting to-be-stored file data information, and obtaining file basic information and a file relative path set; generating a master key and a file key, configuring file storage information for the to-be-stored file data information, and taking the file basic information, the file key and the file storage information as file attribute information; encrypting the master key and the file relative path set to obtain a first ciphertext; encrypting the file attribute information by using the master key to obtain a second ciphertext; encrypting the file data information by using the file key to obtain a third ciphertext; and separately storing the first ciphertext, the second ciphertext and the third ciphertext, and configuring the third ciphertext into a component container for storage according to the file storage information. According to the method, a large number of files can be stored, meanwhile, the files are subjected to security encryption and verification to ensure the security and reliability of data, the storage speed is increased, and file information can be conveniently and rapidly looked up.

The utility model discloses a thick sheet blister process rock point production waste recovery device, which comprises a tank body and a first servo motor, a threaded heater is embedded in the tank body, rotating plates are movably mounted at two ends in the tank body through shaft rods, a shifting plate is fixedly mounted between the end parts of the rotating plates at the two ends, and the first servo motor is connected with the shifting plate. Three crushing thorns are fixedly arranged on one side of the shifting plate, and a first rotating wheel is in key connection with a shaft rod of the rotating plate on one side; according to the utility model, the tank body is used for heating and melting thick plastic uptake process rock points; the thick plastic uptake process rock points are stirred and stirred through the stirring plate, the thick plastic uptake process rock points can be crushed and separated through the crushing thorns, and the melting efficiency and uniformity of the thick plastic uptake process rock points can be effectively improved; and exhaust is conducted through the smoke exhaust pipe and the drainage pipe, the internal air pressure of the tank body can be prevented from rising, and high-pressure gas is prevented from damaging the tank body.

The application provides a power grid fault traveling wave positioning method based on a fusion optimization algorithm, comprising: establishing a dynamic virtual fault framework model of a power grid, randomly generating a plurality of virtual fault particles containing position coordinates, and constructing an initial virtual fault particle cluster; using a shortest path algorithm to calculate the topological path length of each virtual fault particle in the virtual fault particle cluster to all measurement points in the power grid, and then calculating a virtual fault space-time feature vector; setting the traveling wave arrival time when a real fault occurs as a target clustering centroid in a feature space, and calculating a feature matching fitness; constructing a non-convex optimization problem with the optimal feature matching fitness as a target, solving the problem using a fusion optimization algorithm, and thus obtaining a fault positioning result and a traveling wave velocity, so as to realize traveling wave positioning. The application can solve the problems of local optimum, slow convergence speed and high calculation cost in the prior art.

The present invention relates to the field of data processing technology, and in particular to a method, system and storage medium for data processing based on industrial networking. The method comprises the following steps: collecting on-site industrial data at an industrial site to obtain original industrial data; performing data stratification on the original industrial data to obtain edge layer industrial data and cloud layer industrial data; storing edge layer industrial data; performing industrial data splitting on cloud layer industrial data to obtain edge layer processing data and cloud layer processing data; performing complex event processing on edge layer processing data to obtain monitoring and analysis data; performing real-time monitoring of industrial networks at industrial sites to obtain real-time communication network status data; and sending cloud layer processing data and monitoring and analysis data to the cloud based on real-time communication network status data and storing them. The present invention can reduce the computing burden of cloud servers and save the use of computing resources and storage resources.

This invention relates to the field of multimedia video processing and playback control technology, specifically a video segment-level content management and control method and system, comprising: a time-series discrete mapping step: obtaining a server-side rule set and mapping it to a time-series state index structure with video durations divided into discrete-time graticles; an asynchronous look-ahead detection step: calculating the look-ahead time based on the current playback time using an independent asynchronous thread and reading the corresponding graticle data from the bitmap; an instruction generation and caching step: generating instruction objects based on graticle control identifiers using preprocessing logic and pushing them sequentially into an instruction circular queue; and a frame-level synchronous application step: checking the queue during main playback thread rendering, and applying the instruction if the current time matches the instruction trigger time. This invention reduces playback CPU usage, eliminates micro-stuttering caused by main thread blocking, and ensures accurate triggering of control logic at the frame level.

The utility model provides a pe recycling, crushing and feeding system, which relates to the technical field of feeding systems and comprises a bottom plate, and a shell is fixedly mounted at the top of the bottom plate. When the polyethylene waste crushing device is used, the transmission shaft is driven to rotate under the action of the first motor, polyethylene waste can be fed into the polyethylene waste crushing device under the action of the auxiliary shaft, and then the first crushing cutter is driven to rotate under the action of the second motor; by means of the structure and the method, the polyethylene waste materials can be collected, smashed, recycled and fed in the polyethylene production process, the polyethylene waste materials can be recycled, the waste materials can be recycled, the waste materials can be recycled, the waste materials can be recycled, and the production efficiency can be improved. And manual collection, storage, crushing and feeding of the waste materials are avoided, so that the labor amount of workers is reduced, and meanwhile, the waste material recycling efficiency is improved.

The utility model relates to a kitchen oil fume discharge outlet which comprises an air outlet pipe and an air inlet pipe used for being connected with a fan exhaust pipe, and the air outlet pipe is arranged in the vertical direction and communicated with the air inlet pipe. A drainage device for draining rainwater is arranged at the bottom of the air outlet pipe; the kitchen fume exhaust device is simple in structure, the air outlet pipe is arranged in the vertical direction, the air outlet of the air outlet pipe is located at the top of the kitchen fume exhaust port, fume can be directly exhausted in the high-altitude direction, and the influence of downward fume exhaust on the smell of a lower building is reduced.