718 results about "File management" patented technology

The invention belongs to the field of civil aviation, provides a civil aircraft field service operation scheduling control system, and aims to solve the problem of low cooperative efficiency of multiple links of ground service scheduling. File management is based on an Ali cloud OSS development interface, supports multi-format files, and realizes functions of permission access, encryption and the like; communication adopts an MQ / MQTT architecture to construct an IM system, and supports multi-type message transmission and http network communication; data processing packages a multi-language database interface, and internal and external network secure intercommunication is realized through a gatekeeper agent. Flight functions cover and guarantee node management and control, dynamic updating, cross-department communication, real-time flight data butt joint, task distribution of unified operation according to work types, and support of multi-terminal such as a web terminal and a handheld terminal and nailing access. Ground service multi-scene requirements can be met, and the operation efficiency and the management level are improved.

The invention discloses a human resource archive filing management system, and relates to the technical field of data management, the system comprises an acquisition module, a processing module and a management module, the acquisition module acquires original archive data of employees, transmits the data to the processing module, classifies the original archive data according to a preset first rule, and stores the classified data to the management module; the first archive data is obtained, controlled and managed, a calling permission and a distribution strategy are generated, the first archive data is recognized through a preset second rule, second archive data is generated, corresponding processing is conducted according to the processing priority, a processing log is reserved, third archive data are obtained and transmitted to the management module, and the management module is used for managing the first archive data. A distributed cloud storage cluster and a local storage node are constructed, an overall storage architecture and a retrieval path of third archive data are optimized, archive management is refined through three-dimensional classification, data integrity is guaranteed through field-level verification and automatic completion, scene-based dynamic authority control safety is achieved, compliance risks are intelligently cleared and avoided, and efficiency is improved through mixed storage. And active management of archive management is promoted.

The invention is suitable for the technical field of file management, and provides a file analysis method and system and a vehicle, the file analysis method and system are applied to a file analysis system, the file analysis system runs at a browser end, and the file analysis system comprises the steps that binary header information of a to-be-analyzed file is analyzed according to the byte position, obtained in advance, of the binary header information in the to-be-analyzed file, and the binary header information of the to-be-analyzed file is obtained; binary index position information of the to-be-analyzed file is obtained; according to the binary index position information, reading and analyzing binary index data of the to-be-analyzed file to obtain index data, determining a target data block meeting a preset requirement according to basic information of each data block, and reading the target data block; and analyzing the data in the read target data block to obtain formatted target data. According to the invention, the problem that the cost of cloud data storage and data analysis is increased due to the fact that a large amount of file data is analyzed and stored at the cloud in the prior art can be solved.

The invention belongs to the technical field of nuclear power station file management, and particularly relates to an intelligent nuclear power station file classification and retrieval system based on artificial intelligence. The file acquisition module is responsible for uniformly acquiring and accessing multi-modal files in the nuclear power station; the preprocessing and natural language processing module is used for carrying out deep processing and semantic analysis on the collected multi-modal document; the dynamic classification module is used for carrying out multi-dimensional automatic classification on the multi-modal document based on a deep learning model and a nuclear power industry knowledge graph; the dynamic knowledge updating module is used for continuously monitoring new documents and user feedback and keeping adaptability to industry changes; the intelligent retrieval module is used for providing a query function for a user through semantic vectorization and a large-scale rapid retrieval technology; and the intelligent recommendation module is used for providing targeted document recommendation for the user through association analysis and collaborative filtering. According to the method, the problems of low classification efficiency, insufficient retrieval accuracy, weak dynamic adaptive capacity and limited multi-modal data processing capacity are solved.

The invention discloses a knowledge question-answering method and system based on a large language model and a semantic abstract. The system comprises a tree structure abstract generation subsystem which comprises a knowledge base configuration module, a file management module, a document analysis module and a knowledge block management module and is used for automatically generating tree structure hierarchical knowledge blocks for large manual documents or multi-chapter manual documents; the dual-channel retrieval engine subsystem comprises a question rewriting module, a semantic abstract retrieval module, a detail knowledge block retrieval module, a father-son retrieval module and a prompt word construction module, and all the modules work cooperatively to ensure that semantic abstract knowledge blocks and detail knowledge blocks related to the question of the user are retrieved. According to the method, by introducing the semantic abstract based on the tree structure and the two-channel retrieval, perception of global knowledge and accurate extraction of local fine-grained knowledge can be achieved at the same time, and then the ability of a knowledge base question-answering system in processing the general and inductive problems is improved.

The invention discloses an electrical engineering drawing wiring relation intelligent identification system based on multi-modal fusion, and the system comprises a file management module which is used for supporting the opening, browsing, exporting and temporary caching of a PDF file, creating an engineering file to store an identification progress, manually correcting a record and parameter configuration, and achieving breakpoint continuous processing; and cross-drawing wiring relation linkage analysis is supported. The drawing preprocessing module comprises an image optimization sub-module and a layer separation sub-module, the image optimization sub-module is used for extracting an original vector path and filtering redundant graphic elements for the vector version PDF and carrying out denoising and binarization processing for the scanning version PDF, and the layer separation sub-module is used for separating layers based on graphic attributes.

The invention discloses a source network load storage cooperative control system, and the system comprises the following modules: an uploading module which is used for uploading the historical power information of a local power generation end, a power distribution end, a power utilization end, and an energy storage end; a data analysis module; the calculation module analyzes and calculates the obtained data to find the optimal working time period and load capacity of each type of equipment; the virtual power plant system establishes and stores a virtual power plant model; the electrical load management platform comprises a user file management module, a response protocol management module, a load dynamic monitoring and sensing module, a multi-scale load prediction module, an adjustable resource potential evaluation module, a demand response strategy engine module, an optimization scheduling and control instruction generation module, a user incentive settlement module and an energy efficiency and carbon efficiency analysis module. A storage management platform; and the regulation and control device stores a virtual power plant optimization regulation and control model. According to the method, the cross-regional and multi-time-scale dynamic adjustment requirement can be met conveniently, comprehensive, considerable, measurable and controllable power balance maintenance is achieved, and flexible and adjustable resources are reasonably applied.

The embodiment of the invention discloses a virtual file management method, system and device and a storage medium. According to the technical scheme provided by the embodiment of the invention, under the condition that the file request is received, the virtual path contained in the file request is extracted, the virtual path is created when the target file is generated, path classification is performed according to the module identifier of the associated target service module, and the target file is stored in the system path mapped by the virtual path. The system path is generated by mapping based on the virtual path and a pre-constructed mapping rule; mapping the virtual path into a corresponding system path based on a mapping rule; and accessing the target file based on the system path to execute a file operation corresponding to the file request. By means of the technical means, the situation that file directory structures of different service modules are disordered can be avoided, unified file management of the different service modules in the application is achieved, the file management efficiency of the different service modules is improved, the application service effect is improved, and therefore the user experience is improved.

The invention discloses a project management method and device, electronic equipment, a storage medium and a program product, and relates to the technical field of software development control, and the method comprises the steps: managing the construction path, output path and other information of a nested warehouse project through a unified configuration file, and achieving the centralized definition of a multi-project construction process; the problem of packaging dispersion caused by separate management of the sub-modules is avoided; the unified construction environment is initialized based on project information of centralized configuration, it is ensured that the dependency relationship of all modules and the construction process are coordinated and consistent, and the stability and reliability of the construction process are enhanced; command generation logic is constructed in a standardized mode, configuration complexity and later maintenance cost are reduced, and unified management and control of the process are achieved; through a centralized management mode driven by configuration, the defect of processing multi-warehouse construction deployment depending on manual scripts is eliminated, repeated labor is reduced, and development efficiency and project agility are improved.

The invention provides a drainage well lid bidirectional positioning matching method and system based on target detection and spatial feature index, and aims to solve the problems that unnumbered well lids are difficult in field positioning and low in file association efficiency. The method comprises the following steps: acquiring a manhole cover image and inertial sensor data through a mobile terminal; an improved lightweight target detection model MobileMC-Net is utilized to realize high-precision identification and visual feature extraction of a well lid area; synchronously fusing GPS coordinates and inertial sensor data to construct a dynamic spatial feature index; on the basis, the method is realized through a two-way matching algorithm: forward matching: associating electronic archive information according to visual features and real-time positions of field unnumbered well lids; and reverse positioning: according to the historical coordinates in the electronic file, navigating to the position of the target well lid in combination with the real-time inertial data. The method breaks through a traditional manual verification mode, remarkably improves the operation and maintenance efficiency of the well lid, and is particularly suitable for rapid recognition and file management of hidden well lids of an urban drainage pipe network.

The invention discloses a distributed file management system and method, and belongs to the technical field of computer software, the system adopts a tree hierarchical structure to organize files, and the system comprises an application layer used for receiving file operation requests from a plurality of independent clients, and each request carries a unique application identifier; the file system layer comprises a configuration module, an operation module, a metadata management module, a day module, a timed task module and a gateway module, and the request is routed to a corresponding logic storage partition in the data layer according to an application identifier; the data layer comprises a database cluster and an object storage cluster, and performs persistent storage and management of logic isolation on metadata and file data according to application identifiers; and the infrastructure layer provides an extensible server and network resources. Based on a distributed architecture, load balancing and efficient access are realized through data storage partitioning, a metadata management and index technology and a client load balancing technology, and the expandability, fault tolerance and performance of the system are improved.

The invention discloses an automatic stacking device for file boxes for file management, and relates to the technical field of file box stacking for file management. The file rack comprises a file rack body, a plurality of placement plates are fixed to the inner side of the file rack body, so that file boxes can be conveniently stacked, a plurality of partition plates are fixed to the tops of the placement plates at intervals, the file boxes can be conveniently separated, and the situation that adjacent file boxes are attached together and are inconvenient to take and place is avoided; the stacking placement structure is arranged on the front side of the lifting assembly, temporary placement of file boxes is facilitated, the translation assembly is arranged between the stacking placement structure and the lifting assembly, the stacking placement structure is conveniently driven to move in the horizontal direction, and the stacking placement structure is conveniently adjusted to move in the vertical direction by combining with the lifting assembly; the file box is placed at the corresponding position of the placing plate, the file box does not need to be manually placed, and meanwhile the taking-out structure is arranged on the rear side of the lifting assembly, so that the file box placed on the placing plate can be conveniently taken out.

The invention relates to the technical field of archive management, and discloses an RFID archive management positioning device which comprises a frame body, a layer plate, a controller, an electronic door lock, a touch operation screen, an RF read-write module, an ultrahigh frequency RF antenna, a position indicator light belt, universal wheels, a camera, a glass door and a sensing assembly. Wherein the shelf board is located in the rack body and used for placing file bags or file boxes, the ultrahigh frequency RF antennas are distributed at the positions perpendicular to the shelf board and parallel to the glass door, the position indicator light belt is installed on the shelf board, and the touch operation screen is installed on the glass door. According to the invention, accurate positioning in a high-density scene is realized through cross-type ultrahigh-frequency antenna layout and an optimized positioning algorithm, the algorithm eliminates environmental interference through RSSI signal strength normalization processing, reduces response time delay error through a multipoint sampling average value method, and combines a trilateration principle with multiple groups of antenna data, so that the positioning accuracy is improved. And the positioning error can be controlled within the range of + / -1 file.

The invention discloses an intelligent algorithm development auxiliary tool for a Lingpivot plasma control system, which belongs to the technical field of plasma control systems and comprises a visualization module, an AI question and answer module and a WebView panel. The visualization module is used for analyzing a PCS project directory, generating an interactive view based on WebView, and supporting architecture analysis, file generation, code navigation and bidirectional editing synchronization; the AI question and answer module adopts a locally deployed retrieval enhancement generation system and is combined with a PCS knowledge vector database to provide field-specific query answers; and the WebView panel is used for serving as an interactive page of a user with the visualization module and the AI question and answer module, rendering a tree view and an organizational structure diagram of the visualization module, and displaying questions and answers of the AI question and answer module. According to the method, complex parameter configuration and multi-file management are simplified, and the operation time is remarkably shortened.

The invention provides a film and television teaching intelligent interaction method and system based on a large model, and relates to the technical field of film and television teaching. According to the method, multiple functions including teaching file management, play setting and lecture export controls are integrated into a main interface, so that efficient management and utilization of film and television teaching files in various formats are realized. According to the method, the video content can be automatically analyzed by using the large model, and the subject labels and the knowledge point labels are automatically generated, so that the subject labels and the knowledge point labels are associated with the big data knowledge base and the exercise base to form extended knowledge and exercise indexes, and organization and expansion of educational resources are facilitated. In addition, personalized teaching interaction trigger points can be set according to the indexes, and interactivity and pertinence in the teaching process are enhanced. Finally, the teacher can automatically generate and export teaching notes according to all the information, so that the teaching note making efficiency and the teaching quality are effectively improved.

The invention relates to the technical field of distributed file management, and discloses a college cross-campus distributed file collaborative management system. The system comprises a file operation sensing module, a collaborative strategy decision module and a distributed execution engine module. The file operation sensing module is deployed at each campus file server node, captures user editing operation and converts the user editing operation into an operation feature vector set with a timestamp; the collaborative strategy decision-making module generates a conflict probability matrix by analyzing the operation feature vector, and generates a transmission path scheme and a real-time synchronization instruction in combination with a network state and load data; and the distributed execution engine module is responsible for analyzing the instruction, adjusting transmission parameters, processing conflicts and generating a global audit tracking report. According to the system, refined perception, conflict pre-judgment, intelligent transmission, dynamic synchronization and comprehensive auditing of cross-campus file operation are realized, the efficiency and reliability of college cross-campus file collaborative management are improved, and the system is suitable for a multi-campus college file collaborative management scene.

The invention relates to the technical field of computer software and system performance optimization, in particular to a high-performance software operation log storage method and device. The high-performance software operation log storage method comprises the following steps: monitoring an available memory of a system and a resource state of a concurrent thread number in real time; dynamically initializing parameters of a lockless ring buffer based on the resource state; concurrently writing log information generated by a service thread into the lockless annular buffer area through atomic operation; before or after the log information is written into the lock-free annular buffer area, multi-dimensional filtering based on keywords, date ranges and log levels is conducted on the log information through an intelligent log filtering engine; and through a self-adaptive file management subsystem, writing the log data output by the lock-free annular buffer into a log file, and dynamically managing rotation and archiving of the log file according to a system storage space state.

The invention relates to a file management method and device based on an enterprise think tank, equipment and a storage medium. The method comprises the following steps: in response to a detected uploading operation of a user, allocating available analysis resources for a target file according to resource load information and the priority of the target file; the uploading operation is used for indicating that the target file is uploaded to a target folder in the enterprise shared disk; based on the available analysis resources and an analysis mode corresponding to the target file, analyzing the target file to obtain text content of the target file; performing encryption processing on the text content of the target file to obtain encrypted text content; and performing vector conversion on the encrypted text content to obtain a text vector, and storing the text vector into a vector database corresponding to the target folder. By adopting the method, the performance bottleneck and the data security risk of a traditional enterprise think tank system in a limited computing power environment can be solved.

The invention relates to the technical field of video processing and artificial intelligence, and discloses an AI video integrated device and a processing method thereof, and the device comprises the following steps: a video collection module obtains a real-time video stream; the event pre-classification module performs analysis to generate an event probability vector; the dynamic strategy scheduling module distributes a control instruction according to the vector. The deep analysis module loads an artificial intelligence model after receiving the instruction and extracts structured metadata; the archive packaging and anchoring module integrates the video stream and metadata, constructs a digital archive package, and carries out encrypted hash calculation, trusted timestamp anchoring and encrypted packaging; and the storage and output module transmits the encrypted file package to an external file management system. An event-driven dynamic strategy scheduling mechanism is introduced, low-power-consumption operation is kept in a conventional state, when the lightweight event pre-classification module recognizes a key event, a high-performance processing mode is switched to, deep analysis resources are mobilized, and the resource utilization efficiency of the device is improved.

The invention relates to the technical field of new energy project management, discloses a legal compliance file auditing method and system, and aims to convert a legal compliance file into a readable structured file through an optical character recognition method and solve the problem of high cost of traditional manual data annotation. According to the method, the file is preliminarily audited by using the preset multi-dimensional semantic recognition rule, so that the consistency of audit standards of different legal compliance files and different stages is ensured, and errors caused by artificial experience differences are avoided. Meanwhile, through multi-dimensional auditing, the accuracy of auditing is improved; and the preset intention classification model is used for carrying out deep semantic analysis on the file passing the preliminary auditing and carrying out secondary auditing, so that the auditing accuracy is improved. Therefore, by implementing the method and the device, a plurality of legal compliance files can be audited at one time, the manual audit workload of legal officers is reduced, the labor cost is reduced, the audit efficiency and accuracy are improved, and the compliance of legal compliance file management can be enhanced.

The embodiment of the invention discloses a parameter file management method, and the method comprises the steps: reading a parameter file needed by each application node in a vehicle from a persistent storage region of the vehicle after a starting instruction of the vehicle is received, and writing the parameter file into a volatile storage region of the vehicle; and for any first application node in the application nodes, if a parameter reading instruction sent by the first application node is received, returning a required first parameter file to the first application node from the volatile storage area, so that the first application node is started and operated based on the first parameter file. According to the embodiment of the invention, various parameter files originally dispersed in a persistent storage area are read into a high-speed volatile storage area at one time through a centralized loading strategy during starting, and a uniform parameter access center is established. The mechanism fundamentally solves the problems of data redundancy and consistency caused by parameter decentralized management, and lays a high-performance foundation for subsequent access.

The invention discloses an archive room full life cycle management system based on a radio frequency identification technology, and relates to the field of archive management, the optimal weight vector of each reader-writer antenna array is obtained through a minimum mean square error algorithm, the transmitting phase and amplitude of each node signal are accurately adjusted according to the optimal weight vector, and in the spatial dimension, the optimal weight vector of each reader-writer antenna array is obtained. Through cooperative control and spatial filtering of beams transmitted by a plurality of distributed reader-writer nodes, beam main lobe energy is converged to a target passive RFID electronic tag, a radiation zero point is formed in the direction of a metal file cabinet, meanwhile, spatial power superposition and directional interference suppression are realized, multipath reflection interference in a metal environment is reduced, and the reliability of the metal file cabinet is improved. The signal-to-noise ratio of the label is fundamentally improved, the response rate of the label is ensured to be improved to 98% or above through a dynamic frequency modulation mechanism, and the problem of signal multipath reflection caused by a metal file cabinet is effectively solved.

The invention discloses a multi-strategy fusion file data desensitization management and control system, and relates to the technical field of information security and data processing, a system architecture adopts a hierarchical design and comprises a presentation layer, a business logic layer and a data access layer, the interface design of the presentation layer is simple, and a user can easily operate the presentation layer; the business logic layer is responsible for processing various rules and ensuring that data can be correctly processed; the data access layer is responsible for interacting with a database to realize secure storage and quick reading of data, and the architecture design ensures the expandability and maintainability of the data desensitization file security management system; system functions are realized in two ways: a common user can perform desensitization operation on sensitive data and download a file; an administrator can modify configuration and manage the desensitization rule besides the functions of a common user; the system can effectively protect sensitive data and reduce the risk of data leakage, and has high practical value.

The embodiment of the invention provides an intelligent file management method and system. According to the method, when a target file uploaded by a user is received, metadata, user behavior data, file content and scene information of the target file can be extracted by using a data acquisition layer, and a foundation is laid for subsequent accurate processing; then a classification rule is optimized by means of multi-modal semantic analysis of a large model and a reinforcement learning algorithm, and a final target classification label is generated in combination with user behavior data and scene information, so that a traditional manual labeling mode is eliminated, and intelligent, rapid and accurate classification can be realized; and finally, a corresponding encryption algorithm, a key updating period and an access permission are matched based on the target classification label, so that the problems that a traditional static encryption mode carries out one-cut on files with different sensitivities and the matching degree of the encryption algorithm and the file sensitiveness is low are avoided, and automatic classification and dynamic matching of encryption strategies according to file contents, use scenes and user behavior data are realized. Therefore, the working efficiency can be obviously improved.

The invention relates to the technical field of computer information, in particular to a file management system and method based on artificial intelligence, and the system comprises an ontology construction module which is used for constructing an ontology structure in the fields of finance and user archives and providing a semantic representation framework for documents and user information; the document classification and information extraction module is used for performing image classification on an input document by utilizing a convolutional neural network and an optical character recognition technology, and selecting a corresponding information extraction template based on a document category so as to extract key field information of the document; the document structure and user portrait modeling module is used for converting the key field information into document structured data and user portrait data and expressing the document structured data and the user portrait data in a JSON format; the RDF mapping module is used for mapping the data in the JSON format into resource description framework triple data according to the semantic relation of the ontology structure; the inference engine module is used for performing semantic inference and data verification on the triple data by using an SHACL rule so as to judge whether the document and the user data meet the requirements of financial laws and regulations, and inferring to generate a corresponding user portrait classification result and a document label; and the data interaction mechanism is used for realizing data asynchronous transmission based on the message queue. According to the method, automatic processing, structured modeling, compliance verification and user portrait classification of financial and administrative documents can be realized, and the automation level and the intelligent ability of document management are improved.

The invention belongs to the technical field of computer aided design and mechanical engineering, and relates to a parameterized three-dimensional automatic modeling and assembling system and method for a rolling bearing. The system comprises a parameter input module used for obtaining bearing design parameters; the part modeling module is used for generating an inner ring model, an outer ring model, a rolling body model and a retainer model which comprise preset assembly reference surfaces according to the parameters; the assembly logic module is used for automatically positioning the respective three-dimensional models of the multiple parts of the rolling bearing in a three-dimensional space and constructing a complete bearing assembly so as to generate a complete rolling bearing; and the auxiliary function module is used for providing model file management, modeling process visualization and data output functions. The method has the beneficial effects that the traditional dependence on a solid geometric surface is replaced by abstract association of the reference surface and the coordinate system, and high automation, stabilization and parameterization of the modeling and assembling process are realized.

The invention relates to an intelligent file management system based on RAG and metadata full-life-cycle management, which is characterized by comprising a front-end application layer, a back-end service layer, an RAG knowledge base analysis layer and a data storage layer, and all the layers work cooperatively through standardized interfaces; the RAG knowledge base analysis layer is constructed by taking a self-built RAG knowledge base as a core, and the back-end service layer encapsulates a metadata management center. According to the method, through a multi-dimensional retrieval mode of'metadata screening + semantic retrieval + knowledge graph association ', the retrieval range is narrowed by metadata, then a knowledge unit is accurately positioned through RAG semantic retrieval, and finally associated document information is supplemented, so that compared with traditional full-text retrieval, the retrieval precision is improved, and the retrieval response time is shortened to millisecond level; automatically mining a document association relationship through a knowledge graph construction module, and supporting a user-defined association rule; and through a document-knowledge integrated view and a scenarized knowledge aggregation function, cross-department and cross-project knowledge rapid circulation is realized, and the knowledge reuse efficiency is improved.

The invention discloses an intelligent analysis method and system for a drilling geological design document and a medium, and belongs to the technical field of intelligent document management.The intelligent analysis method comprises the steps that by converting the naming format and type of the document, chapter catalogs, characters and tables of a text are screened out, the chapter catalogs, content and tables are cleaned, and the content of the text is obtained; and matching the cleaned chapter catalog with a standard template catalog to complete text analysis. According to the intelligent analysis method provided by the invention, the historical drilling geological design document can be automatically analyzed, the analysis efficiency and accuracy are greatly improved, the geological design knowledge base is established, a data basis is provided for intelligent generation of drilling geological design, and the data application value is further improved while the working efficiency of business personnel is improved. Meanwhile, the oil field data treatment cost can be greatly reduced, and the purposes of reducing cost and increasing efficiency are achieved.

The invention provides a user file management method and device, electronic equipment and a storage medium, and relates to the technical field of data processing. Target files uploaded by a user are analyzed and converted into a unified first semantic vector; storing the semantic vector and the metadata into a dynamic knowledge base together, synchronizing newly added contents in real time through an incremental updating mechanism, constructing a cross-modal knowledge graph based on a tag classification rule and association logic, and generating a second semantic vector after receiving natural language query to perform joint retrieval of the semantic vector and the metadata. By means of cross-modal knowledge graph optimization result relevance, multi-modal answers containing texts, chart links and the like are finally generated through a pre-training model, and the multi-modal answers are returned through a standardized interface. The problems that in the prior art, due to the fact that a unified semantic processing mechanism is lacked, heterogeneous files are difficult to retrieve, newly-added content cannot be contained in time in a knowledge base staticizing mode, and retrieval results are fragmented due to the fact that cross-modal knowledge association is lacked can be solved.

The invention discloses a file management method and device, electronic equipment and a computer readable medium, and relates to the technical field of file management.The file management method comprises the steps that under the condition that a target file uploaded by a user side is received, a temporary hash value is determined for the target file according to a preset allocation algorithm; taking the temporary hash value as a unique identifier to store an original file copy of the target file; determining a real hash value of the original file copy through an asynchronous task; and according to the real hash value, carrying out duplicate removal processing on the file copy. When a large file or a high-concurrency import scene is processed, the file uploading speed can be increased.