27results about How to "Save memory resources" patented technology

The invention provides a whole blood donor low hemoglobin delayed blood donation risk prediction method, which comprises a data normalization and abnormal value processing module, a classification feature coding module, a category balance and model fitting module, a hyper-parameter adjustment module and a model interpretation and deployment module. According to the prediction method provided by the invention, data normalization and targeted feature coding are carried out on blood donation records and hemoglobin detection data, an SMOTE oversampling algorithm is used for class balance and then fitting of a Light GBM model is carried out, and a Hyperband hyper-parameter adjustment method is used for adjusting and optimizing SMOTE and Light GBM parameters. And storing the tuning model for feature importance interpretation, model packaging and network deployment, thereby realizing the effects of optimizing the whole blood donor invitation strategy and enhancing the continuity and stability of blood supply.

The invention provides a video processing method and device and electronic equipment, and the method comprises the steps: recording a first video segment in response to a touch operation on a shooting control in a shooting page; at least one second video segment is obtained in a preset storage space, the second video segment is a video segment recorded before the touch operation, and the preset storage space is used for storing one or more latest recorded video segments before the touch operation; and generating a video according to the first video segment and the at least one second video segment. The memory of the electronic equipment is saved.

The invention relates to the technical field of Internet of Vehicles, and discloses a vehicle end data processing method, a monitoring system, a domain controller, a medium and a product. The method comprises the following steps: acquiring a data packet monitoring program corresponding to a vehicle end network and an original socket; loading the data packet monitoring program to a kernel mode space, and binding the data packet monitoring program with the original socket to obtain a target socket; and monitoring each network data packet passing through the target socket, filtering out the target data packet from each network data packet by using the data packet monitoring program, and reading data in the target data packet to the user mode space. By implementing the technical scheme of the invention, memory resources are saved, the performance overhead is saved, the flexibility of data packet filtering is improved, the running stability and running safety of the vehicle-side operating system are improved, and the running effect of the vehicle-side operating system is ensured.

The invention relates to the field of automobile electronic control, in particular to a running state monitoring method for a vehicle motor controller, which comprises the following steps: S0, determining a key running signal needing to be continuously monitored; the communication format of the key operation signal on a vehicle-mounted CAN bus is defined; the method comprises the following steps: S1, constructing and deploying an embedded operation event recording system in a motor controller; s2, after the motor controller is powered on and runs, the embedded running event recording system constructed in the S1 is started, and recording of the running event is completed; s3, continuously monitoring and accumulating the power-off dormancy times of the motor controller through the storage aging management module; and executing an erasing operation on the special storage block. According to the method, reliable storage and on-demand return of key event data can be realized on the premise of not depending on an external debugging interface and not increasing significant hardware cost, so that effective monitoring of the working state of the motor controller is realized.

The invention provides a coding device, a decoding device, a coding method and a decoding method. The coding device comprises a pre-interleaving module, a symbol distribution module, N RSFEC coding modules and a symbol interleaving module, the pre-interleaving module performs a first interleaving operation on an alignment sequence in a received sending data stream, so that an original bit sequence of the alignment sequence taking a symbol as granularity is changed; the symbol distribution module distributes the sending data stream after the first interleaving operation to N RSFEC coding modules; each RSFEC coding module carries out RSFEC coding on the received transmission data stream, and N RSFEC coding modules carry out coding to obtain N paths of transmission coding data streams; the symbol interleaving module performs second interleaving operation on the N paths of sending coding data streams to obtain N paths of sending channel data streams, and each path of sending channel data stream is sent to one of N physical channels; after the second interleaving operation, the disorganized original bit order of the alignment sequence is recovered.

This application discloses a page display method, apparatus, device, and computer-readable storage medium. The method includes: acquiring a target event task, wherein the target event task is triggered by a change in the state information of a target component of the page; the target event task includes N computational tasks, where N is an integer greater than 1; determining M worker threads with the minimum resource consumption in a worker thread pool using a Dinic algorithm, where M is an integer greater than 1 and less than or equal to N; executing the N computational tasks using the M worker threads to obtain the execution result of the target event task; and updating the target component displayed on the page using the execution result. This application can improve the efficiency of event task processing.

The invention discloses a lightweight power secondary equipment data access method and system. Defining all data types of the power secondary equipment data to form a data type table; defining a structural body head according to the data index number, the data name, the data type, the data length, the data quality and the data value; defining data table configuration rules including an ID, a key name, a column name, a table width, a display mode and a conversion rule; performing data display and configuration in the tool software based on the data table configuration rule; based on the data table configuration rule and the structural body head, generating a structural body and corresponding data in the tool software; defining a unified data access interface; based on the interface, the communication software accesses different data values according to data types, or transmits the data values to a debugging tool for numerical value display; and the display software accesses the data name and the data value according to the data type and is used for locally displaying the current equipment data. According to the invention, universal configuration, display, operation and flexible access of various data variables are realized.

The invention relates to a code debugging method and device, electronic equipment, a storage medium and a program product. The code debugging is applied to a first electronic device, and the method comprises the steps that the name of a target to-be-debugged function in a target operation system running on a second electronic device and the name of a target debugging function are obtained; determining a target insertion position of the target debugging function in a code of the target operating system according to the name and a symbol table file of the target to-be-debugged function; determining a first address of the target debugging function in an executable file according to the name of the target debugging function and the symbol table file; and sending the target insertion position and the first address to the second electronic equipment.

The application discloses a pyramid type time convolution network structure and a diagnosis method for real-time bearing fault diagnosis, relates to the technical field of mechanical part fault diagnosis, and is composed of four parts of data input, network segment 1, network segment 2 and result output. The data input part is used for preprocessing original data and transmitting the original data to the network segment 1, the network training is performed through the connection mode of neurons in the network segment 1, and the output prediction sequence is transmitted to the network segment 2. The network segment 2 classifies the prediction sequence to obtain different fault types and transmits the fault types to the result output part. The result output part is used for training and diagnosis, and finally outputs a diagnosis result. The pyramid type time convolution neural network structure and the diagnosis method can fuse different sensor data, have small network parameters, require less memory resources during network training, and can perform real-time fault diagnosis.

The invention provides a mobile storage device protection method for an intranet. The method can be applied to the technical field of big data and the technical field of privacy computing. The method comprises the following steps: in response to a mobile storage device insertion event, performing isolation processing on data in the mobile storage device; obtaining a directory file in the mobile storage device, and generating a first directory file; traversing the first directory file to generate a first directory file identifier; obtaining a plurality of historical directory file identifiers, and performing consistency comparison on the first directory file identifier and the plurality of historical directory file identifiers; and if the first directory file identifier is the same as at least one historical directory file identifier in the plurality of historical directory file identifiers, de-isolating data in the mobile storage device. The invention further provides a mobile storage device protection device for the intranet, equipment, a storage medium and a program product.

Embodiments of the present disclosure disclose a building drawing display method, device, equipment and medium suitable for large buildings, and relate to the technical field of computers. A specific embodiment of the method comprises: obtaining building drawing index information, and displaying a building drawing webpage interface; determining a set of drawing block display priority information; for each preset building drawing drawing block, the following steps are performed: determining the drawing block display priority information corresponding to the preset building drawing drawing block as target priority information; determining the preset storage level type corresponding to the target priority information as a target storage level type; determining the preset drawing block information corresponding to the preset building drawing drawing block as target drawing block information; performing storage processing on the target drawing block information; performing rendering processing on each viewport drawing block; and displaying each drawing block rendering frame. This embodiment reduces the number of stalls when displaying building drawings, and improves the smoothness of user interaction operations.

The present disclosure relates to the technical field of memory, in particular to a memory controller, a memory system, a memory control method and a medium. The memory controller comprises a gating module and an ECC module. The ECC module comprises at least two ECC sub-modules electrically connected with the gating module. The at least two ECC sub-modules adopt different ECC algorithms. The gating module is configured to gate one of the at least two ECC sub-modules. The ECC sub-module is configured to perform an ECC operation according to a data access command when gated by the gating module. The memory controller, the memory system and the memory control method provided by the present disclosure can dynamically and flexibly adjust the error correction and detection capability and the memory capacity loss, thereby avoiding causing memory waste or failing to meet more stringent data scene requirements. Thus, the purpose of saving memory resources as much as possible under the premise of meeting data reliability is achieved.

This application relates to a chip verification method, apparatus, computer device, computer-readable storage medium, and computer program product. The method includes: configuring a dynamic storage structure accessible via a handle in a global control unit of the verification environment; an excitation generator, while driving a transaction request to the module under test (DUT), writing the page table entry corresponding to the transaction into the dynamic storage structure; a reference model receiving the transaction request and performing a cache matching test; when a missing state is determined, sampling the internal state signal of the DUT and entering a blocking waiting state until timing synchronization with the DUT is completed; finally, the reference model obtaining the page table entry from the dynamic storage structure and calculating the expected result, comparing it with the DUT. This invention solves the stability and completeness problems of the model under complex random states through a blocking sampling mechanism of a cacheless reference model, improving the verification efficiency and coverage of the translation cache unit.

The present invention discloses a memory scheduling method, system and product based on a separate memory system, and relates to the field of memory scheduling technology. The target memory device accessed by the current task is determined according to the demand parameters of the current task and the actual operating parameters of the separate memory system. Before the memory device is actually deployed, the target memory device to be accessed by the current task is preliminarily determined according to the demand parameters of the execution of the current task, corresponding to the demand parameters of different tasks and the actual operating parameters of the separate memory system. In order to reduce the access delay corresponding to the current task, the access cost of the current target memory device is estimated by the historical call times and access delay of the target computing accelerator corresponding to the current task, and the scheduling memory device of the current task is determined according to the access cost, so that the access cost of the scheduling memory device accessed by the target computing accelerator corresponding to each task is small, thereby improving the access execution efficiency of the target computing accelerator of the current task.

The present application provides a method and device for determining a three-dimensional outcrop model, the method comprising: obtaining a cross-sectional image and an irregular triangulated network model corresponding to a target carbonate outcrop, and binarizing the cross-sectional image to obtain a binary grid image; based on the height and width of the cross-sectional image, obtaining the two-dimensional texture coordinates corresponding to each of the fracture vertices of the fracture object in the binary grid image; applying the irregular triangulated network model and the two-dimensional texture coordinates to obtain the three-dimensional global coordinates of the intersection between the irregular triangulated network model and the fracture object, and the three-dimensional global coordinates of each of the fracture vertices; determining the three-dimensional outcrop model corresponding to the target carbonate outcrop according to the three-dimensional global coordinates of the intersection, the fracture vertices and the irregular triangulated network model. The present application can improve the reliability of the three-dimensional outcrop model, and thus can improve the reliability of using the three-dimensional outcrop model to determine underground mineral reservoirs and reflect geological movements.

The invention discloses a method for drawing mass spectrum data of a digital monitoring receiver, and belongs to the technical field of digital monitoring. The method comprises the following steps of: 1, acquiring a large amount of monitoring data from a digital monitoring receiver as a frequency spectrum data source; 2, drawing a frequency spectrum coordinate system on a display terminal; 3, inputting the frequency spectrum data source into a computing terminal, and drawing a frequency spectrum image on a coordinate system of a display terminal; 4, simplifying a plurality of spectrum data points with the same abscissa on the coordinates into pixel segments and re-displaying the pixel segments; and 5, updating the continuously monitored spectrum data in real time by using an image synthesis method. The image processing process is simplified, memory resources are saved, the requirement for the processing capacity of a processor is lowered, and the image output rate is greatly increased.

The invention relates to a video shooting method and device and a storage medium, and the method comprises the steps: responding to a shooting instruction, and enabling a terminal to collect a video frame image at a first frame rate; in the acquisition process of the video frame image, detecting motion information of a target object; if the motion information of the target object meets a preset condition, controlling the terminal to adjust a collection frame rate to a second frame rate; wherein the first frame rate is smaller than the second frame rate; and continuing to collect the video frame image based on the second frame rate.

The present invention provides a method for detecting abnormal traffic events, an electronic device, a storage medium and a program product, the method comprising acquiring traffic video data and radar data; inputting an average frame image of the traffic video data into a vehicle detection model, performing suspicious vehicle detection, and obtaining suspicious vehicles and their position information output by the vehicle detection model; clustering the position information to obtain a clustering result, and judging whether the suspicious vehicle is an abnormal vehicle based on the clustering result; if the suspicious vehicle is an abnormal vehicle, filtering the position information based on the clustering result to obtain the target position information of the abnormal vehicle, and performing decision-level fusion based on the radar data and the target position information to obtain the abnormal event category of the abnormal vehicle. The present invention occupies less memory resources, can be processed on a terminal device, and does not need to be processed on a remote device, thereby avoiding the situation where the remote transmission data is misdetected or missed, thereby improving the accuracy of detecting abnormal traffic events.

The invention belongs to the field of high-performance storage systems and computer system structures, and particularly discloses an LSM tree reading optimization design method based on a partition ordered hash table, which is characterized in that a hash table is maintained in a memory, the table is used for caching a key read from a disk recently, and a file number and a file size corresponding to the key are recorded; when a user initiates a query request, if a target key is not hit in both the memtable and the immutable memtable, a traditional LSM tree mechanism can directly enter a disk for layer-by-layer query, but in the method, the table can be queried in a memory preferentially. According to the method, the key and the file number and the file size of the corresponding stable are maintained in real time by utilizing the hash table of the partition; whenever a new stable is generated, the system checks whether a key in the new stable is overlapped with an existing key in the hash table, and if the key in the new stable is overlapped with the existing key in the hash table, the file number and the file size of the corresponding key in the hash table are updated. In this way, the target stable can be directly positioned during query, layer-by-layer traversal is not needed, and therefore the reading speed is effectively increased.

The present application relates to the field of web crawler, especially to a material downloading method and a material downloader, the method first acquires the search field input by a user, then crawls the material resource links related to the search field and pushes them into a message queue, then parses the message queue to obtain parsing information, and pushes the parsing information into a task queue to execute the material batch downloading task in parallel. Compared with the prior art, the method of the present application realizes efficient crawling of materials, supports users to smoothly edit videos while downloading new materials in batches, and solves the technical problem of affecting video production efficiency caused by the existing material crawling method.

Embodiments of the present application relate to the technical field of database, in particular to a SQL precompilation method and device, a server and a storage medium. The SQL precompilation method comprises: obtaining a SQL precompilation request, wherein the SQL precompilation request carries a precompilation statement; detecting whether a global precompilation object corresponding to the precompilation statement exists in a global memory; returning a precompilation success instruction to a client in the case that the global precompilation object corresponding to the precompilation statement exists; and creating a global precompilation object according to the precompilation statement and using the created global precompilation object for precompilation in the case that the global precompilation object corresponding to the precompilation statement does not exist. The SQL precompilation method provided by the embodiments of the present application aims to significantly reduce the memory space occupation while improving the database performance.

The invention discloses an Flink large window real-time statistics method and device and a storage medium. The method and device are used for reducing occupation of real-time statistics memory resources. The Flink large window real-time statistics method comprises the steps that whether a corresponding target user-defined window exists or not is judged according to target data, the large window is an outer-layer window in an Flink frame, and the target user-defined window is an accumulator which is nested in the large window and has a window function and a user-defined aggregation function; the target data comprises data contents and timestamps corresponding to the data; if yes, executing the user-defined aggregation function to update the target data to the target user-defined window; if not, creating a target custom window according to the timestamp of the target data, and inputting the target data into the target custom window; and when the number of the target custom windows nested in the large window is multiple, sorting and cleaning the target custom windows in the large window according to a preset rule.

The invention discloses a visualization method, device and equipment of a big data job link and a storage medium, and is applied to the technical field of big data, the visualization method of the big data job link comprises the following steps: in response to an initialization request of a visualization page, positioning a target job task in current big data job tasks, generating a task control of the target job task; determining a front task and a rear task of the target job task according to the task dependency relationship of the target job task, and connecting the target job task with the corresponding front task and rear task through a pointing arrow to generate a visual page of an initial job link; and in response to the page updating instruction, updating the visual page of the initial job link based on the task dependency relationship of the job task corresponding to the outermost task control in the visual page. Through the technical scheme, redundant information in the visual page is reduced, and the generation efficiency of the visual page is improved.

The present application relates to the field of big data, and provides an electronic medical record query method, device, computer equipment and storage medium. The method includes: obtaining a query condition text and parsing it to obtain a query entity, attribute name and attribute value; querying a target entity having the same normalized entity as the query entity from an entity information table; querying a data record containing the target entity from an attribute information table to obtain a candidate data record set; each candidate data record in the candidate data record set includes an attribute name, an attribute value and a medical record identifier; matching the attribute name and attribute value in the candidate data record with the attribute name and attribute value corresponding to the query entity, and determining the medical record identifier in the successfully matched candidate data record as the target medical record identifier; querying the corresponding target electronic medical record according to the target medical record identifier and sending it to the terminal. The use of this method can save memory resources when querying electronic medical records.

The present invention relates to a radar and a method for using the radar for target detection, including an antenna, a receiving system, a transmitting system and a short track; the short track is provided with a receiving system capable of reciprocating thereon; or a transmitting system; or a receiving system and a transmitting system. The present invention has the following advantages: 1. The scanning speed is greatly improved, the track length is shortened, the mechanical complexity is reduced, the power consumption is reduced, and the scanning speed is improved; compared with array-type synthetic aperture radar, the detection distance is improved and the imaging resolution is improved. 2. The imaging speed of synthetic aperture radar is greatly improved, and the requirements of imaging algorithms for resources are reduced. The present invention adopts a method of quickly finding the angle of the antenna simulation array for imaging, which not only greatly speeds up the imaging speed, but also saves memory resources, and is convenient for real-time monitoring.

The present application provides a communication device and system based on RDMA, which is applied to the request side of RDMA, including: a first conversion module, which is used to convert the read work request into a first RDMA write WQE when receiving a read work request; a first network interface card, which is used to convert the first RDMA write WQE into a first RDMA write request, and is also used to receive and parse the second RDMA write request sent by the RDMA response side in response to the first RDMA write request, obtain the request data corresponding to the read work request, write the request data into a storage address and generate a CQE; the first conversion module is also used to generate a WC according to the CQE, and send the WC. The present application implements the read operation through two RDMA write requests, and there is no need to generate a response, so there is no need to set CRRL and SRRL on the request side and the response side, saving memory resources.

The invention provides a database data deformation method. The method can be applied to the technical fields of artificial intelligence and big data. The method comprises the steps that n pieces of data to be deformed are obtained, a test database is generated based on the n pieces of data to be deformed, and n is larger than or equal to 1 and is an integer. And obtaining table structures of a plurality of production databases, and establishing the appearance of the test database based on the table structures of the plurality of production databases. And importing the multiple pieces of data to be deformed into the appearance of the test database to generate appearance data of the test database. And importing appearance data of the test database into a data table of the test database, and performing data deformation on the n pieces of data to be deformed to generate n pieces of deformed data. The invention further provides a database data deformation device and equipment, a storage medium and a program product.