358 results about "Reading (computer)" patented technology

The invention discloses a dynamic error correction system and method for an OTP (One Time Programmable) memory, a computer and a storage medium, and the system comprises a cross-clock synchronization module which is used for synchronizing asynchronous data of an OTP interface to a system clock domain and generating a control signal according to a data format; the double-buffer-area module is used for alternately writing data and reading a control signal by utilizing two independent buffer areas, and correcting and outputting the written data; the CRC decoder module is used for carrying out error detection on the synchronous data; the error position searching module is used for positioning an error position candidate item of each channel; the error position matching module is used for finding out a uniquely matched error position; and the read control module is used for judging whether data reading needs to be paused or not and starting error correction operation, and sending a control signal to the double-buffer module. According to the invention, a modular architecture design is taken as a core, and a complete processing flow from data receiving, error detection, error positioning to error correction output is constructed.

The invention belongs to the technical field of encoder signal processing, and particularly relates to an encoder capable of realizing non-contact rotation through a measurement magnetic ring of a magnetic induction technology and a TMR magnetic induction read head encoder, performing digital signal processing through a DSP under the driving of a high-speed motor, and integrating signal direct-current bias, amplitude phase difference correction and temperature detection through a program. High-precision position feedback is achieved by subdividing and encoding sine and cosine orthogonal signals inductively output by the measuring magnetic ring, the RS485 protocol communication has the advantages of being high in anti-interference capacity and rich in communication protocol, state monitoring information can be obtained while position information is obtained, motor parameters and encoder parameters can be stored in a built-in mode, and high-precision position feedback can be achieved through a driver. The upper computer is used for reading and modifying, operation is convenient, and the application range is wide.

The invention discloses an R-tree spatial index design method oriented to a DRAM-NVM hybrid storage architecture, relates to the technical field of computer data storage, and provides a write optimization spatial index HR-Tree under the DRAM-NVM hybrid architecture. The core design thought is that internal nodes are deployed on a DRAM, leaf nodes are placed on an NVM, and a targeted data read-write operation process is designed; in the aspect of an index structure and an operation mechanism, a minimum expansion strategy is adopted around a scene of less reading and more writing, a leaf node data structure and an in-situ updating algorithm on the NVM are designed in a targeted manner, and the write request processing efficiency can be improved on the premise of ensuring data consistency. And the multi-character data expansion and efficient fault recovery are provided, so that the actual requirements of the user are better met by allowing more flexible personalized configuration and shortening the service pause time. The method is suitable for the application fields of computer technology, database technology, data storage and the like.

The application relates to the field of servers and discloses a data reading method and device of a memory, a computer device and a storage medium. The method comprises the following steps: obtaining a first address set from a reset circuit, the first address set comprising a plurality of first addresses in the memory, the first address set being dynamically generated by a system according to preset conditions or configuration; reading a plurality of first data corresponding to the plurality of first addresses of the first address set from the memory, wherein one first address corresponds to one first data; and sending the plurality of first data to a register through a second controller. Therefore, the memory data can be transmitted and stored in the register, so that a subsequent processor can directly read the first data of the memory from the register. Compared with reading from the memory, the method reduces the delay of the processor in acquiring the first data and improves the reading rate.

The application discloses a data storage and data reading method and device, and relates to the technical field of computers. A specific implementation of the method comprises the following steps: saving a received order change message into a message queue of a plurality of clusters, and constructing order data by acquiring the order change message in the queue, and storing the order data in a storage medium of each cluster. The implementation realizes the reliability of data storage through the architecture of the plurality of clusters, so that subsequent data query can be realized through different clusters, and the disaster recovery of the system is improved.

The application provides a multi-modal adaptive learning method and system based on multi-agent collaboration and dynamic knowledge graph, a device, a computer readable storage medium and a computer program product. The method comprises: collecting learning task input information; performing multi-modal preprocessing and perception on the structured learning task input package to obtain a multi-modal feature package; performing candidate pruning and task scheduling based on the multi-modal feature package to output a candidate sample package; performing reasoning diagnosis, data set prior analysis, dynamic graph reading and student state reading in parallel according to the candidate sample package to obtain a parallel execution result; generating a personalized learning path and learning suggestion according to the multi-modal feature package and the parallel execution result package in combination with a fusion strategy and a dynamic knowledge graph; and updating the student state and performing abnormal processing according to the interaction result of the current learning task. The application improves the error mode recognition stability, learning path rationality and system continuous service capability under complex input conditions.

The embodiment of the invention provides a GPU debugging method and device, electronic equipment, a readable storage medium and a computer program product, and relates to the technical field of computers. The method comprises the following steps: identifying a plurality of address fields in a command stream received by a GPU (Graphics Processing Unit); and executing a read operation on data specified by a selected address field in the plurality of address fields, and inhibiting a read operation on data specified by an unselected address field in the plurality of address fields, the plurality of address fields representing addresses of different data buffers in the GPU memory. According to the method, only the data specified by the selected address field in the command stream is read, and the reading of the data specified by the unselected address field is inhibited, so that the data reading amount is remarkably reduced, and the debugging efficiency is improved.

The utility model discloses a computer data reading device with an anti-misplug function, which relates to the technical field of computer data reading, and comprises a data reading component, and the data reading component consists of a USB flash disk mechanism and an anti-misplug mechanism. Through the design of the anti-mistaken-pulling mechanism outside the USB flash disk mechanism, the function of locking the USB flash disk mechanism outside the data female seat for use can be realized, so that the situation that the USB flash disk mechanism loses connection with the data female seat due to mistaken pulling of the data reading assembly caused by collision of external force can be effectively avoided; meanwhile, the data reading assembly can be pulled out only through specific operation and steps, the phenomenon that irrelevant personnel pull out the data reading assembly by mistake is effectively avoided, and the problems that an existing data reading device is not provided with a locking structure, connection is carried out only by pressing the outer portion of a plug through an elastic piece in a USB female base, and the data reading assembly cannot be pulled out easily are solved. Therefore, the data reading device is easy to be mistakenly pulled out due to external force or irrelevant personnel, and operations such as data reading, copying, transferring and the like are interrupted.

The embodiment of the invention discloses a GPU chip, a ray tracing method, a graphics card and computer equipment, and relates to the field of GPU graphic rendering. The GPU chip comprises a GPU core, an on-chip cache and a cache controller, the on-chip cache is used for storing ray tracing data required by ray tracing calculation; the GPU core is used for sending a data reading instruction to the cache controller; the cache controller is used for reading the ray tracing data from the on-chip cache based on the data reading instruction and sending the ray tracing data to the GPU core; and the GPU core is used for executing ray tracing calculation based on the ray tracing data. By adopting the GPU chip provided by the invention, a large amount of occupation of a GPU core in ray tracing calculation can be avoided, and a relatively high data access speed is achieved.

The application provides a DDR-based training debugging system and method, which comprises the following steps: an instruction conversion module receives a debugging command and converts it into an APB format; a data control module analyzes the debugging command to obtain a training instruction; a command generation module generates an address signal, a command signal, a write clock signal and a write data signal; a write / read delay module adjusts the write / read clock signal and the write / read data signal; and a data checking module checks the read clock signal and the read data signal to obtain a training value. The debugging command sent by the upper computer is converted into the APB format by the instruction conversion module, so that the signal transmission in the training debugging system is realized based on the APB, and the interface complexity is effectively reduced. The data checking module checks the data to obtain the training value, so that the reading and writing training process can be automatically performed, the data structure is simple, the hardware resource occupation is small, and the problems of the complex DDR training process and the high hardware cost are solved.

The application provides a memory fault positioning method and related device, and relates to the technical field of computers. The memory fault positioning method can comprise: when reading data from a memory, determining the position of a fault in the memory for a memory error; the position of the fault in the memory comprises some or all of the following: a faulty memory bank, a faulty memory column, a faulty memory particle, a faulty storage array, a faulty storage unit, a faulty row in a storage array, a faulty column in a storage array, a faulty bit, a faulty input / output channel, a faulty reading unit or a faulty sub-channel. The memory fault positioning method provided by the application can position faults at various granularities and accurately position the position of the fault in the memory, which is conducive to quickly repairing the memory fault.

Described herein is a computer implemented method. The method includes accessing a first set of source objects that relate to a first page of a source design, wherein each source object is associated with a set of source object attributes that include a source identifier attribute that identifies source content of the source design; a type attribute that identifies a content type of the source content; and a reading order attribute that identifies a position of the source content in a reading order of the source design. The method further includes accessing a first set of destination objects that relate to a first page of a destination design and generating, based on the first set of source objects and the first set of destination objects, a first content map that maps each source object in the first set of source objects to a destination object in the first set of destination objects.

The present application relates to the technical field of computer, disclose data interaction method, device and electronic equipment, the present application is in response to the request parameter of the interaction request sent by the second control unit, based on the request parameter carries out data processing to execute the interaction request, obtains the target data corresponding to the interaction request;The target data is packed according to the preset data volume, obtains multiple target data packages, and multiple target data packages are sent to the second control unit in turn.The present application is analyzed by the second control unit to the interaction request sent by the external device, obtains the request parameter of the interaction request, so that the vehicle-mounted device can receive and identify the interaction request of log reading or command execution;At the same time, the first control unit is based on the request parameter to execute the interaction request by data processing, so that the vehicle-mounted device can normally execute the interaction request sent through the controller area network bus channel or the variable speed controller area network bus channel, thereby meeting the debugging requirement of the vehicle-mounted device.

This invention provides a data storage device and a data reading method. The data storage device is coupled to a host computer, which includes a host memory buffer. The data storage device includes a controller, non-volatile memory, and a buffer. The data reading method includes: downloading firmware data to be updated from the data storage device via the host computer; determining that the host memory buffer contains the firmware data to be updated; reading the firmware data to be updated from the host memory buffer into the buffer; determining that the firmware data to be updated in the buffer is correct through an error correction mechanism; and updating the firmware data of the data storage device. This reduces read / write operations on the data storage device and improves stability, while also increasing data transmission speed without affecting read / write operations.

The invention discloses a fault diagnosis method and system, and relates to the technical field of computers. The method comprises the steps that a management controller manages a plurality of hosts, and the management controller receives a link connection request signal sent by one host through a fixed physical link and controls the host to be communicated with a switchable physical link between the host and the management controller. A link operation control signal is sent to the host through the fixed physical link, and when a fault data indication signal sent by the host is received through the switchable physical link, data reading is conducted from the sharing position where the fault data are stored through the switchable physical link. According to the method and the device, the problem that the operating system fault log of the host cannot be successfully sent to the BMC in the prior art can be solved, the fault diagnosis and server maintenance efficiency of the server can be effectively improved, and the high availability of services is improved.

The present disclosure relates to an information processing method and apparatus, and a computer-readable storage medium, which relate to the technical field of computers. The information processing method comprises: on the basis of the current configuration information of an application, reading, from a database, evaluation factor data matching the current configuration information, and an evaluation factor type to which the matched evaluation factor data belongs; using the matched evaluation factor data and the evaluation factor type as nodes to establish a decision tree model on the basis of a subordinate relationship between the matched evaluation factor data and the evaluation factor type; and using the decision tree model to evaluate the current configuration information of the application.

The application discloses a cross-environment data synchronization method and device, a storage medium and an electronic device, relates to the technical field of computers, and the cross-environment data synchronization method is applied to a first synchronization service deployed in a first environment. The first synchronization service can execute the cross-environment data synchronization method: receiving an authorization request sent by a first foreground service call authorization interface; calling a reading interface to send a reading request to a second synchronization service deployed in a second environment according to a callback environment address, the reading request carrying a synchronization code and an authorization value corresponding to a data application record, the synchronization code and the authorization value being generated and recorded when indicated by indication information; receiving a synchronization request sent by a second synchronization service calling a writing interface, the synchronization request including the synchronization code and synchronization data; if the synchronization code is verified, storing the synchronization data and updating the authorization value to a synchronization value. The application can safely improve synchronization efficiency and reliability when data is synchronized across environments.

The invention relates to a logistics package information identification method and system based on multi-modal sensing data fusion. The method comprises the steps that a to-be-identified logistics package triggers a photoelectric sensing signal when being transmitted to pass through a reading area; when the photoelectric sensing signal is triggered, synchronously executing radio frequency signal acquisition and bar code image signal acquisition; performing fusion judgment on the collected bar code image signal and the radio frequency signal, and determining logistics package information according to a preset bar code image signal priority rule; and the logistics package information is cached and sent to an upper computer. According to the identification method and device, when one type of identification fails due to contamination, shielding or damage, reliable identification is completed by automatically depending on the other type of identification, the industrial problems of data binding dislocation and high serial reading and missed reading rates of existing equipment are fundamentally solved, and the accuracy and reliability of identification are remarkably improved.

The invention relates to the technical field of computers, in particular to a rapid transposition method and device based on DMA (direct memory access) hardware, which uses a group of better configuration parameters, adopts source matrix parameters and target matrix parameters to describe three-dimensional data blocks and supports multi-batch matrix transposition. The block size matched with the transmission bit width of the preset communication protocol is adopted, data transmission is flexibly and efficiently completed, and the dynamic change problem in the data transposition process can be flexibly solved; part of source data is cached in the DMA hardware in advance for subsequent rapid extraction and use; matrix transposition of source data is achieved through the register set, data reading and writing are conducted in the row direction, the problem that a memory jumps when one column of the matrix is read is avoided under the condition that few hardware resources are used, the method is flexibly suitable for various transposition types, and transposition efficiency is improved.

The invention provides a display method, a display content processing method, a client and a server, and is applied to the technical field of computers. The display method comprises the steps that in response to a reading operation executed by a target object for a target chapter of an electronic book, a client sends a first request to a server, and the first request is used for requesting lineation content of the target chapter; the first request comprises an identifier of the electronic book and an identifier of a target chapter; obtaining a first response, aiming at the first request, from the server, wherein the first response comprises lineation content of the target chapter; and displaying the lineation in the lineation content in the display page of the target chapter. The lineation content is obtained through interaction between the client and the server, the lineation number can be increased, it is ensured that lineation display of different users is the same, and it is ensured that the users can obtain better performance experience.

The application relates to the technical field of Internet of Things communication, in particular to an Internet of Things general data transmission method, equipment and a storage medium. The Internet of Things general data transmission method comprises the following steps: an upper computer encapsulates target file indexes into file reading data blocks according to a preset first encapsulation format; the file reading data blocks are encapsulated into first index data frames based on a currently used message transmission protocol and then sent to a lower computer; a first content data frame sent by the lower computer is received, the first content data frame is parsed based on the message transmission protocol, and file content data blocks are obtained; and the file content data blocks are parsed based on a preset second encapsulation format, and target file content is obtained. The method of the application realizes decoupling of a transmission protocol and transmission content, so that different Internet of Things communication protocols can be efficiently cooperated between different physical layer media and MCUs based on the same data.

The application discloses a hot data reading method and related device, and relates to the technical field of computers.In the application, the target data is determined as hot data based on a target count identifier of the target data; a target logical address of the target data is subjected to a shift operation according to a set step length, and a target number of a target red-black tree is obtained; the target red-black tree is obtained from a red-black tree set based on the target number; a target offset is obtained based on the target logical address and the set step length, a target physical address is obtained from the target red-black tree based on a first address of the target red-black tree and the target offset, and the target data is obtained according to the target physical address.In this way, cold and hot data are distinguished through variable count identifiers, the accuracy of hot data screening is improved, and the physical addresses of the hot data are stored in the red-black tree through a hash algorithm, so that the hot data searching speed is also improved in the case that the hot data amount is large.

The application relates to the technical field of storage computing, and discloses a system, a method and an electronic device for directly searching data in a storage medium, the system comprising a large-scale vector database, a nearest neighbor search operation unit and a host computer, the large-scale vector database is arranged in the storage medium and is used for storing a vector set; the nearest neighbor search operation unit is arranged in the storage medium; the host computer is provided with a CPU and a cache unit; when the nearest neighbor search operation unit receives an NNS_CSD instruction sent by the CPU, the vector of the database is read, similarity measurement is carried out, and the search result meeting the condition is sent to the cache unit, the application directly searches data in the storage medium, the NNS_CSD instruction is used to start the calculation in the storage medium, the nearest neighbor search operation unit in the storage medium is used for vector reading and similarity measurement, compared with a traditional architecture, the migration of data is greatly reduced, and the overall performance is improved.

The invention discloses a data loading method and a related device and relates to the technical field of computers. In the application, the reading work of the metadata of the processor is unloaded to the data processing unit deployed at the same node as the processor, so that the processor is prevented from reading the metadata from a remote metadata node, the metadata loading efficiency of the processor is improved, the metadata loading overhead is reduced, the metadata reading time of the processor is reduced, and the data processing efficiency is improved. And the working efficiency of the processor is improved. Furthermore, by shortening the reading duration of the metadata, the waiting duration of file data loading is reduced, and the training efficiency or reasoning efficiency of the whole node is improved. According to the method, the reading task of the metadata is directly sent to the data processing unit in the user mode without switching to the kernel mode, so that the switching frequency of the kernel mode and the user mode is reduced, and the data loading overhead is further reduced.

The application discloses a method for quickly testing a plurality of FPGA implementation decoders, comprising: a host computer generates a data packet and sends, receives a decoding result of a lower computer, processes a block error rate and a bit error rate; the lower computer uses a state machine to control the whole test system; a read-write control block controls writing of to-be-decoded data into two RAMs and reading of a decoding result into a FIFO; a decoding control block controls starting, reading, ending and resetting of the decoder. The method follows the idea that when one RAM is storing data, the decoder reads data in the other RAM, and compared with a test structure following the idea of series connection of generating data, sending, decoding and receiving processing, the running time can be shortened.

The invention relates to an electronic file encryption method and device and electronic equipment, and belongs to the technical field of computers. The method comprises the steps that the format type of an electronic file is acquired; determining an attribute domain region according to the format type; wherein the attribute domain region does not influence the content of the electronic file and the opening, reading and writing of the electronic file, and the information of the attribute domain region is not lost along with the sending, modifying, copying and moving operations of the electronic file; and adding the security level identifier of the electronic file to the attribute domain region. According to the invention, the encryption of the electronic file is separated from the dependence on the system, and the encryption of the electronic file does not influence the operation of the electronic file.

The invention relates to the technical field of computers, and discloses an image paper-like processing method and device and electronic equipment. The method comprises the following steps: acquiring two continuous frames of images corresponding to a target interface, wherein the target interface is an interface which contains text content and is about to realize a paper-like effect; performing text screening according to the two continuous frames of images to obtain a text region to be subjected to text enhancement; performing character stroke segmentation processing on the text region to obtain a stroke segmentation result; obtaining a stroke filling value based on the stroke segmentation result; obtaining an initial paper-like picture corresponding to the target interface; and performing enhancement processing on strokes in the initial paper-like picture by adopting the stroke filling value to obtain a final paper-like picture corresponding to the target interface. According to the application, non-native applications, pictures and video contents can achieve a paper-like effect, and the reading experience of an electronic screen is improved.

This technology reduces the burden on users and improves engineers' ability to quickly resolve critical errors. [Solution] The computer system includes: a collection unit that monitors network connections between multiple computer peripherals and collects usage information and error information; a storage unit that stores error information describing the occurrence of an error in a database in response to the detection of an error in a computer peripheral; a code generation unit that generates a support code and stores the support code in the database in association with the error information; a code display unit that transmits the support code to the computer peripheral for display; a reading unit that reads the error information from the database in response to the receipt of a support code from a user device; and an error information display unit that displays the error information on the user interface of a customer support technician.

The invention provides a double-track absolute position detection method and system, computer equipment and a storage medium, and the method comprises the steps: detecting a to-be-detected object through a double-track magnetic railing ruler, enabling the to-be-detected object to be connected with a reading head, enabling the reading head to move along with the to-be-detected object, and enabling the reading head to read the to-be-detected object when the to-be-detected object linearly moves relative to the double-track magnetic railing ruler. Incremental magnetic track information of the incremental coding magnetic track is read through an incremental coding reading head; a level signal is output through a plurality of switch position detection chips in an absolute coding reading head based on the polarity of an absolute coding magnetic track position closest to the switch position detection chips, and absolute magnetic track information is determined according to the level signal; and performing combined calculation according to the incremental magnetic track information and the level signal to obtain a double-magnetic-track absolute position detection result. According to the method, the defect that an existing incremental displacement sensor needs to make a zero position again or search the zero position after being powered off or restarted is overcome, and the application scene of non-contact displacement detection is expanded.

The present disclosure relates to the technical field of communication, and particularly relates to a data processing method, device and computer program product, which are applied to a network device, the data processing method comprises the following steps: determining a corresponding relationship of a plurality of forwarding nodes contained in a field programmable gate array (FPGA) based on an application scenario; polling the plurality of forwarding nodes; performing a reading operation on a readable forwarding node, and forwarding the read data to a target forwarding node based on the corresponding relationship, wherein the readable forwarding node and the target forwarding node are nodes in the plurality of forwarding nodes. Through the application scenario, the corresponding relationship of the plurality of forwarding nodes is determined, and the polling forwarding node is used, so that the efficient and flexible forwarding of data in the network device is realized.