173results about How to "Avoid resource consumption" patented technology

The invention provides a generation method for consensus blocks in a block chain and a computing device. The method comprises the steps that nodes in a peer-to-peer network voluntarily register as candidate nodes; a selected node subset is formed by selecting nodes from in-network candidate nodes, and the nodes of the subset are randomly classified into accounting nodes and audit nodes; the accounting nodes package transactions in a transaction pool as candidate sub-blocks and broadcast the candidate sub-blocks to the audit nodes; the audit nodes verify all received candidate sub-blocks according to a preset audit rule, select an unique candidate sub-block, add audit stamps to the unique candidate sub-block and broadcast the unique candidate sub-block to other audit nodes; and when the number of the audit stamps of the candidate sub-block exceeds a preset threshold value, the candidate sub-block becomes the recorded selected block, so a consensus process is finished. According to the scheme provided by the invention, as improvement of the network performance, code and manual parameter change is avoided, the convergence speed of the consensus blocks is automatically improved, and the difficulty of DDOS (Distributed Denial of Service) and Eclipse attacks is greatly improved.

The invention relates to the communication field, and discloses a data service transmission method of a dual-mode terminal and the dual-mode terminal. The method comprises the following steps of: preferably residing in a first network system with higher transmission rate at the beginning of the data service; and estimating the channel quality of the first network system with the higher transmission rate by using the existing data transmission condition as the prior knowledge, comparing the theoretical rate of a second network system, and selecting the network capable of obtaining the highest transmission rate to reside. Under the condition of not increasing the cost nor changing the hardware of the conventional dual-mode terminal, the service data can be transmitted at higher transmission rate, and the user experience can be improved.

The invention relates to an application level asynchronous task scheduling system and an application level asynchronous task scheduling method. The system comprises a data service device and an asynchronous task application service device, wherein the data service device is used for operating a database management system, storing the parameter information, example information and task processing result of an asynchronous task, and also storing a real-time task and related data information subjected to batch processing at the same time; and the asynchronous task application service device is used for performing feature recognition when receiving an asynchronous task request, searching feature words of the task in the data service data, directly outputting the results to a client terminal device if the task success execution results with the same feature exist, outputting the currently processed information to the client terminal device if the tasks with the same feature are processed, and otherwise submitting a new asynchronous task request to the data service device. The technical scheme of the invention has the advantages of avoiding unnecessary resource waste, realizing the pressure treatment balance of the system, and improving the overall performance of the system.

The invention discloses a character recognition method and a system thereof. The method comprises: obtaining geometric characteristic parameters required by correcting a distorted image; equidistantly plotting grids on the distorted image, projecting grid points to an imaging plane; processing quadrangle transformation on each grid to obtain the corrected images of the grids, assembling the corrected images of all grids into a final corrected image; determining the regions of an object character field, matching the region to a region on the final corrected image to do pretreatment, dividing to obtain independent characters; using a recognition algorithm based on gray to recognize independent character images. The technical scheme can recover distorted image to initial state, extract image characters and recognize distorted image.

The embodiment of the invention provides a distributed data processing method and an apparatus. The distributed data processing method comprises that a cluster client processing apparatus receives storage information of logic roll used by users at present transmitted by a management apparatus, the cluster client processing apparatus receives read or write data instructions transmitted by users, first storage information is determined based on the read or write data instructions and the storage information of the logic roll, the cluster client processing apparatus determines data processing nodes corresponding to every set of four-element set storage information based on tree identification and data block identification in every set of four-element set information, and the cluster client processing apparatus transmits data processing instructions to the data processing nodes corresponding to every set of four-element set information. According to the distributed data processing method and the apparatus provided by the embodiment of the invention, a resource consumption problem because a distributed storage system needs overall setting or read and write Bitmap is avoided, and a data processing effect is raised.

The invention discloses a memory management method and device for a multiprocess system. The memory management method and device for the multiprocess system are used for optimizing a memory management mode of the system and improving the memory utilization rate and the success rate of memory distribution. The memory management method for the multiprocess system comprises the steps that integrated planning of memory blocks is carried out by the memory management device by means of a shared memory pool, application and release of the memory blocks in the memory pool by multiple processes are distinguished according to identification information and mutually exclusive semaphore of the processes, the multiple processes can have access to memory blocks with the same specification without mutual interference, therefore, optimized memory management can be achieved, resource consumption caused by repeated application to an operation system due to the fact that the memory is not sufficient is avoided, a large amount of memory fragmentation is prevented from being generated in the operation system, and the memory utilization rate and the success rate of memory distribution of the system are effectively improved.

The invention provides an automatic license plate recognition method in a natural scene based on a deep learning technology. The basic principle is as follows: firstly, using a lightweight MobileNet neural network as a feature extraction network, adding the feature extraction network to a deep learning object detection algorithm SSD (Signal Shot Multi-boxes Detector), and training on a scene license plate image; then, detecting a license plate region by utilizing SSD-MobileNet and classifying the types of license plates; secondly, for the detected license plate area, determining a boundary point set by searching for character contours through multi-threshold binarization operation, performing line fitting on the boundary point set to determine license plate corner points, and correcting the license plate in one step through perspective transformation operation; and finally, sending the license plate to a convolutional neural network with seven outputs to obtain all license plate character outputs. Compared with an existing license plate recognition algorithm, the license plate detection and positioning correction algorithm based on the deep learning technology is faster and more accurate, and the method has robustness on license plate detection under complex natural scene. The system does not need character segmentation operation, feature transmission loss is reduced, the recognition speed is greatly increased through the end-to-end recognition network under the condition that the accuracy is guaranteed, the whole system can achieve the real-time license plate recognition effect, and the practical value is achieved.

The invention discloses a text regularization model training method and apparatus, and a text regularization method and apparatus. One specific embodiment of the text regularization model training method includes the steps: successively inputting the input characters in the input character sequence corresponding to the input text into a recurrent neural network corresponding to an input text regularization model, wherein the input character sequence corresponding to the input text is generated according to the following mode: according to the first preset granularity, segmenting the input textto obtain the first segmentation result; performing labeling processing on the non Chinese characters with at least two regularization results in the first segmentation result; based on the recurrentneural network, classifying each input character to obtain the prediction classification result of the input character sequence; and according to the difference between the prediction classificationresult of the input character sequence and the mark classification result of the regularization text of the input text, adjusting the parameters of the neural network. The text regularization model training method realizes automatic training of the text regularization model, and improves the flexibility of the text regularization model.

The embodiment of the invention discloses a method, a device and a system for scheduling information. The method comprises the following steps of: sending and reporting a notification message of secondary carrier channel quality information to a terminal through a main carrier or a secondary carrier; instructing the terminal to send the secondary carrier channel quality information through the main carrier or the secondary carrier; receiving the secondary carrier channel quality information sent by the terminal through the main carrier or the secondary carrier; and determining a scheduling mode of secondary carrier receiving / sending data according to the secondary carrier channel quality information. The method, the device and the system achieve the effects of keeping information scheduling and saving channel resources at the same time.

The invention discloses a dotting method and a dotting device, and belongs to the field of communication. The dotting method comprises the steps that (1) dotting information is collected and is summarized, and (2) the summarized dotting information is added to an upgrade check request so that the summarized dotting information can be sent along with the upgrade check request. According to the dotting method and the dotting device, resource consumption of a client device can be reduced.

The invention discloses an edge computing platform container deployment method and system based on load prediction. The edge computing platform container deployment system comprises a plurality of computing nodes and a central node, wherein original load monitoring systems are carried on the computing nodes; the original load monitoring systems are respectively connected with a node load prediction system, and are uploaded to a central server through the node load prediction system; the node load prediction system and a computing task management system are carried on the central node; an LSTMmodel corresponding to each computing node is arranged on the node load prediction system, and the node load prediction system receives node original load information and sends a prediction result tothe computing task management system; and the computing task management system is responsible for deploying the container, and the computing task management system feeds back the node number and the task time to the node load prediction system according to the received information and issues the container to the available computing node. According to the edge computing platform container deployment method, the containers are reasonably deployed to the computing nodes, so that the cost of computing tasks is reduced.

The invention discloses an industrial control firewall implementing method for supporting the filtering IEC 104 protocol. According to the method, an IEC104 module is arranged in a firewall kernel to conduct filtering processing on a data package, filtering and validity check of the industrial control IEC 104 are achieved, validity, effectiveness and integrity of an industrial order are guaranteed, and filtering efficiency is improved; besides, the content filtering function originally achieved only by an agent mode is achieved; resource consumption of a CPU by the agent mode is avoided; furthermore, firewall administrators are divided according to different permission, two identity identification modes are adopted when the administrators have access to a system, and system security is enhanced.

The emdoiment of the application provides an image processing method and device. While locationing and environment sensing pricison are enhanced, waste of resources is reduced and cost is saved. The method comprises the following steps: obtaining a multi-frame image shot by a monocular camera; extracting multiple key frames of images from the multi-frame image according to position and posture relations of the multi-frame image shot by the camera; and calculating depth information of feature points of the multiple key frames of images by utilizing position and postures of the multiple key frames of images shot by the camera.

The application intends to provide a method and device for performing a query in a database. The method comprises: acquiring query records, in a plurality of sub-tables obtained by dividing a table in a database, of first query information; determining page record location information corresponding to a request page, wherein the page record location information comprises the record location information, in the plurality of sub-tables, of each query record in the request page; according to the page record location information, acquiring corresponding records from the plurality of sub-tables to generate the request page; and according to a mapping relationship between the first query information and the page record location information, updating a corresponding cache. Compared with the prior art, according to the method and device, the page record location information corresponding to the request page is acquired, and a corresponding database record in each corresponding table is read quickly, thereby avoiding resource consumption caused by joint query of the data of each table; and moreover, the query information and the corresponding page record location information are cached, thereby further improving database operation efficiency.

The embodiment of the invention provides an audio classifying method and device. The method comprises the steps that Pitch detection is carried out on an audio file to be classified, so as to acquire the Pitch sequence of the audio file; according to the Pitch sequence, the tonic of the audio file is searched; and according to the tonic of the audio file, mode detection is carried out on the audio file to determine the classification of the audio file. According to the invention, the classifying cost of the audio file can be reduced; the classifying efficiency is improved; and the intelligence is enhanced.

Disclosed is a method for producing a high purity 2-hydroxy-3-naphthoic acid. The method includes a 2-naphthol measuring tank, a caustic soda liquid storage tank, a caustic soda liquid measuring tank, a salt forming reaction vessel, carbon dioxide, a carbonization kettle, a resin separation, a resin solid waste, a dilute sulfuric acid, a neutralization, a filter pressing, a filter cake distillation, a 8% sodium hydroxide, a resin adsorption, an acid eduction, a sewage treatment workshop, a centrifugal dewatering, a pneumatic drying and finishing of a high purity 2-hydroxy-3-naphthoic acid product. The caustic soda liquid storage tank is downwards connected to the caustic soda liquid measuring tank, the caustic soda liquid measuring tank is connected to the salt forming reaction vessel, the salt forming reaction vessel is downwards connected to the carbonization kettle, simultaneously the carbon dioxide is connected to the carbonization kettle, 2-naphthol generated by reaction in the carbonization kettle and 2-naphthol obtained by the filter cake distillation are connected to the 2-naphthol measuring tank, the carbonization kettle is downwards connected to the resin separation, and simultaneously the resin separation is upwards connected to an ethyl naphthol feed liquid and the dilute sulfuric acid and downwards connected to the neutralization and the resin solid waste. According to the method, the whole process is simple, the operation and the usage are convenient, the stability is good, and the reliability is high.

The invention discloses a file backup method. A proper backup program is dynamically selected according to a file type to back up a file. The file backup method comprises the following steps of: acquiring a file list from source equipment; sequentially selecting a file to be backed up according to the file list, and acquiring the basic information and special information of the file to be backed up respectively; sequentially judging whether the acquired file to be backed up is a special file or not; when the file to be backed up is the special file, reading the data contents of the file to be backed up, and backing up the file to be backed up to target equipment according to the special information by using a volume backup program; and when the file to be backed up is not the special file, reading the data contents of the file to be backed up, and backing up the file to be backed up to the target equipment according to the basic information by a file backup program.

Disclosed is a technique for providing a mobile communication access system, etc., that can eliminate the useless consumption of resources due to route redundancy, reduce the load on the processing, such as the setup of an LSP, performed by an ingress LSR, avoid an increase in the length of a signal route for setting up an LSP, suppress a delay in providing a notification of a change for an egress LSR to which a mobile terminal is to be connected, and perform a rapid handover process. According to this technique, based on identification information for a second edge device 101b that is received from a mobile terminal 100, a first edge device 101a determines whether an output interface that has been decided on for the second edge device is the same as an input interface for a path that has been established for the mobile terminal, and when the interfaces are the same, transmits a path request message to the other packet transfer device. This packet transfer device determines whether the output interface that has been decided on for the second edge device is the same as the input interface for the path that has been established for a mobile terminal, and when the interfaces are not the same, transmits the path message to the output interface and re-establishes the path in accordance with a reserve message.

The invention provides a data acquisition method and system based on authorization and authentication. The method comprises the following steps: S101: sending identity information; S102: verifying the identity information and sending an authorization token; S103: sending a data to obtain a verification request; S104: sending a data token and a data key; S105: sending an encrypted data token and identity information; S106: sending a verification result; S107: sending a data request; S108: judging whether corresponding data exist, if so, sending the corresponding data, and otherwise, executing step S109; S109: requesting to obtain the corresponding data; and S110: sending the obtained corresponding data. By adoption of the data acquisition method and system provided by the invention, the data acquisition speed and security can be improved.

The invention discloses a visiting method and a device for a relational database. The visiting method and the device for the relational database achieve a novel static mapping mechanism, are capable of quickly and accurately achieving the visit for a database, and reduce error rate in visit operation and cost consumptions in error correction. The visiting method for the relational database includes the following steps: setting service configuration information and data table configuration information, building a positioning array according to selected visiting parameters and the labels of array elements in the positioning array indicate the positions of the visiting parameters in an application service entity class, obtaining keyword information from the application service entity class, obtaining visiting expressions and the visiting parameters from the service configuration information according to the keyword information, obtaining the labels of the array elements from the data table configuration information according to the visiting parameters, finding numerical values of the visiting parameters from the entity class by using the labels, setting the numerical values of the visiting parameters into the visiting expressions, and executing the visiting expressions in the relational database.

The invention discloses a method for quickly joining into an organization by photographing with a handheld mobile terminal, belonging to the technical field of Internet. The method comprises the following steps that: 1) a client software is installed on the handheld mobile terminal, and the client software receives and stores the personal information input by a user; 2) a server side of the organization encodes the organization information of the organization, generates an encoded picture and publishes the encoded picture; 3) the handheld mobile terminal photographs the encoded picture through the client software so as to obtain the encoded picture; 4) the handheld mobile terminal parses the encoded picture through the client software to obtain the organization information of the organization; 5) the handheld mobile terminal transmits an organization joining request and the stored personal information to the organization server side through the client software; and 6) the organization server side examines and verifies the received personal information, and determines whether to accept the request. With the method, time and energy for joining into the organization are greatly saved for the user, and resource consumption needed for joining into the organization is avoided.

The invention discloses a method for acquiring a 3D (three-dimensional) point cloud by an onboard 2D (two-dimensional) laser range finder. The method for acquiring the 3D point cloud by the onboard 2D laser range finder comprises the following steps of: processing an angular velocity measured by an inertia measuring device through an EKF (extended Kalman filter) algorithm so as to obtain a roll angle and a pitch angle; acquiring the height information of an aircraft through the onboard laser range finder, and acquiring the height coordinate of the aircraft according to the roll angle and the pitch angle as well as the height information; processing scanning data collected by the laser range finder according to the roll angle and the pitch angle so as to obtain first scanning data and second scanning data; carrying out matching among data according to the first scanning data so as to obtain the horizontal position and the yaw angle of the aircraft; and acquiring the world coordinate set of the aircraft according to the second scanning data, the height coordinate, the roll angle and the pitch angle, the horizontal position and the yaw angle, and forming a 3D point cloud of an environment in which the aircraft is located according to the world coordinate set. According to the method in the embodiment of the invention, the autonomic performance of an unmanned aerial vehicle can be improved greatly.

The invention relates to a human face pose estimation method and system based on knowledge distillation, which can compress a human face pose estimation model by applying a feature distillation method on the premise of ensuring the accuracy, the model parameter quantity after feature distillation is less, the reasoning speed of the human face pose is higher, the resource consumption is reduced, The method solves the problems of high resource consumption and low accuracy of a shallow network when a deep network structure is applied to face pose estimation, improves the pose estimation accuracy of a large-angle, fuzzy and mask-wearing face image according to the current application scene demand, improves the robustness of the model, improves the face pose angle prediction effect of the model, in practical application, a face pose angle prediction result in a complex scene is more accurate, and a prediction effect exceeding a ResNet50 network structure is realized by using a ResNet18 basic network.

The invention provides an item pushing method and device based on clustering and matrix decomposition. The method comprises the following steps: constructing a user label matrix, then clustering usersto obtain a plurality of user group clusters, then generating a user-to-item scoring matrix for each user group cluster, and then carrying out matrix operation through an ALS matrix decomposition algorithm, thereby carrying out item recommendation. Because label clustering is firstly carried out on the user and then matrix operation is carried out, the calculation amount of the matrix operation can be effectively reduced, and therefore the system resource consumption is reduced. According to the method disclosed in the scheme, the technical problem of low pushing efficiency of existing item pushing is solved, the technical effect of efficient and accurate pushing of government affair items is achieved, and item pushing recall rates are increased.

The invention discloses washable stamping and drawing oil. The washable stamping and drawing oil is prepared from the following components in percentage by weight: 10 to 15 percent of base oil 150SN, 5 to 10 percent of high-viscosity self-emulsified ester, 3 to 5 percent of vulcanized aliphatic acid ester, 1 to 3 percent of sulfurized olefin, 30 to 40 percent of chlorinated paraffin, 1 to 5 percent of phosphate, 1 to 5 percent of calcium petroleum sulfonate, 5 to 15 percent of sodium petroleum sulfonate, 1 to 5 percent of tall oil fatty acid, 1 to 5 percent of iso-tridecanol polyoxyethylene ether, 1 to 5 percent of organic alcohol ether, 1 to 5 percent of pH buffering agent and 1 percent of corrosion inhibitor. The performance of the washable stamping and drawing oil disclosed by the invention can completely meet the service demand of a stamping and drawing process; the washable stamping and drawing oil can successfully replace the current pure oil type stamping and drawing oil and is easy to clean.

The invention provides a voice broadcast method and a voice broadcast device applied to car networking. The method comprises the following steps: receiving a voice broadcast instruction; according tothe broadcast content in the instruction, judging that whether the broadcast content exists in the local cache or not; if the broadcast content exists in the local cache, directly broadcasting the corresponding content in the cache; if the broadcast content does not exist in the cache, further judging that whether the car networking use scene is the fixed feedback type scene, the specific local scene or the cloud scene; and according to the different car networking use scenes, carrying out broadcasting by using the different voice synthesis modes correspondingly, and caching the correspondingbroadcasting data. With the method and the device, the problem that in the prior art, broadcasting with the different voice synthesis modes under the different scenes in combination with the car networking use scenes can not be realized is solved, meanwhile, the voice naturalness is promoted, and the power consumption is reduced.

The invention relates to a mass communication terminal connection management method of an electricity information acquisition system and belongs to the technical field of the electricity information acquisition system. The method includes that multithreaded classification management of an intelligent terminal is adopted, unregistered thread server management threads are led in, invalid Socket is screened through the unregistered thread server management threads, and system resources utilization rate is increased; the Socket registered successfully is assigned to the corresponding management threads according to terminal types analyzed in a received message, the invalid Socket is detected through the classification management threads and removed, and terminal connection management is realized. With the method, the problem about 'bottleneck' of accessing of an existing electricity information acquisition system is solved; the method for Socket management is improved, access capability of a front-end processor module is improved, thereby more suitable for access of a mass intelligent terminal under the condition of further IPv6-address application.

The embodiment of the invention provides a model joint training method and device based on privacy protection. In the joint training process, under the condition that the target number is greater thanor equal to a preset target iteration round, the number of gradients for joint training is adjusted based on the target number, the server determines the number (i.e., the target number) of gradientsneeding to be sent to the server by the terminal in the next round or several rounds of iteration, so that the terminal participating in joint training does not need to upload all the obtained gradients to the server in the whole joint training process.

The invention provides a network equipment configuration method and a network equipment configuration device. The network equipment configuration method comprises the steps of: determining whether network equipment supports a configuration operation according to capability set information in a prestored capability set information base when issuing the configuration operation to the network equipment; and if so, constructing operation request information corresponding to the configuration operation according to the capability set information and the configuration operation, and issuing the operation request information to the network equipment, so that the network equipment executes the configuration operation according to the operation request information. The network equipment configuration method and the network equipment configuration device can improve overall performance of a network management system substantially.

A pump sealing leakage monitoring and locating method belongs to the application field of equipment health monitoring. A video monitoring camera is mounted in the side opposite to pump sealing side, avideo collector obtains a video signal of a leakage monitoring point, the video signal is converted into a digital signal, the digital signal is sent to a switch and further transformed to an integrated monitoring server for storage and backup, and online monitoring of pump sealing leakage is realized on the basis of online leakage monitoring software. The leakage point is located accurately themoment a leakage event occurs, a display terminal raises the alarm and displays location, and the event is avoided from being worse. The monitoring point which raises the alarm can be checked directlyand remotely, whether false alarm occurs is confirmed, and corresponding measures are taken; a position searching optimization technology of the specific video monitoring camera is used, so that moreleakage points can be monitored via fewer video monitoring cameras, the method is economical and efficient; and safety accidents, resource loss, economic loss, environment pollution and the like caused by pump sealing leakage can be avoided.