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CN-122019857-A - Paper archive positioning and health degree self-diagnosis method and system

CN122019857ACN 122019857 ACN122019857 ACN 122019857ACN-122019857-A

Abstract

The invention provides a paper archive positioning and health degree self-diagnosis method and system, and belongs to the field of management of paper archives of mechanism assets. The method comprises the steps of constructing layered near field read-write coverage on each layer of a file cabinet, setting reference labels and interlayer leakage measurement labels, collecting characteristics such as RSSI (received signal strength indicator) of each layer of reference and leakage labels, performing port level calibration to obtain level power margin and leakage probability parameters, calculating level health based on indexes such as margin, leakage and drift, performing on-line discrimination on cross-layer serial reading, same-layer leakage reading and environmental drift, dynamically adjusting level transmitting power and discrimination thresholds according to health results, and performing session attribution and trace audit on taking and placing behaviors by combining access control event windows. Compared with the prior art, the method and the device have the advantages that the hierarchy positioning stability and maintainability in the file cabinet environment are improved, the risks of serial reading and missing reading and horizon drifting are reduced, the workload of manual searching and checking is reduced, and the traceability and the management efficiency of borrowing circulation are improved.

Inventors

  • JIANG MINGYIN
  • GU YAFEN
  • HU YABING
  • LIU DUNHUI

Assignees

  • 华中科技大学同济医学院附属同济医院

Dates

Publication Date
20260512
Application Date
20260123

Claims (10)

  1. 1. A paper archive positioning and health degree self-diagnosis method is characterized by comprising the following steps: s1, binding file indexes, and establishing association indexes of tag IDs of file boxes, names, models, serial numbers and using departments of the asset equipment of the mechanism; s2, port calibration and configuration, namely performing power scanning on the radio frequency port, calibrating a link offset value and determining a power margin of the port based on the reading condition of a reference label of the layer and the triggering condition of a leakage metering label of an adjacent layer, and further selecting operation power and scanning time sequence parameters to generate a port level configuration table; S3, self-diagnosing the health degree, and calculating the leakage health degree index of each layer of port based on the time drift amount of the port level calibration parameter and the triggering frequency of the leakage metering label under the operation power in the operation process; s4, positioning judgment, namely controlling the radio frequency port to poll the label of the file box according to the running power and the scanning time sequence parameters in the port level configuration table, collecting signal intensity, carrying out level judgment on the label of the file box according to the leakage health index, and outputting a level position judgment result.
  2. 2. The method for locating and self-diagnosing health of a paper file according to claim 1, wherein the step S2 of calibrating and configuring the port specifically comprises: in the non-borrowing period The layer radio frequency port performs power scanning, reads the reference tag to calculate a link offset value, and determines the minimum available power for stably reading the layer reference tag Monitoring leakage triggering conditions of adjacent leakage metering labels in the process of gradually increasing the transmitting power, recording the first triggering power when any leakage metering label meets the leakage triggering conditions, and deducting the safety margin on the basis of the first triggering power to determine the upper boundary of the leakage safety power of the port Based on And (3) with Is used for calculating the power margin and selecting the running power Scanning time sequence parameters to generate a port level configuration table containing the parameters, wherein, the operation power The calculation of (2) is shown as the formula (1): (1); Wherein, the The data structure of the port level configuration table at least comprises Wherein For the link offset value(s), Is a scanning timing parameter.
  3. 3. The method for locating and self-diagnosing health of a paper document according to claim 1, wherein the leak health index is determined in step S3 The calculation is shown as a formula (2): (2); Wherein, the For the power margin to be a power margin, The probability of misreading of a tag for a layer port to an adjacent layer leak is metered, Is defined by the minimum available power and the time change rate of the upper bound of the leakage safe power in a preset time interval for the drift amount of the port parameters When the operating power is lower than a preset threshold value, triggering automatic adjustment of the operating power or generation of maintenance alarm.
  4. 4. The method for locating and self-diagnosing paper archives according to claim 1, wherein step S3 further comprises fault attribution logic, wherein when the trigger frequency of the leakage measurement tag of only specific azimuth is abnormally increased, structural gap shielding corresponding to the physical location is judged to be invalid, and when the trigger frequency of the leakage measurement tag of all azimuth is increased and the power margin is remarkably reduced, matching load abnormality or connector looseness of the leakage cable is judged.
  5. 5. The method for positioning and self-diagnosing health of a paper archive according to claim 1, wherein the step S4 of positioning and deciding specifically comprises: Calculate the file box label at the first Hierarchical scoring of layers The calculation is shown as formula (3): (3); Wherein, the For the normalized signal strength corrected by the link offset value, In order to read the number of times, Representing within a sliding window Is a function of the variance of (a), As a function of the normalization, Is a weight coefficient; And taking the hierarchical level with the highest score as a main candidate layer, introducing a leakage health index of the hierarchical level to execute constraint judgment, namely outputting the candidate layer as a target hierarchical position when the leakage health degree meets the preset health condition, and outputting a critical state and prompting rechecking when the leakage health degree does not meet the preset health condition.
  6. 6. The method for locating and self-diagnosing paper archives according to claim 1, further comprising a borrowing session auditing step of monitoring the state of a cabinet door in real time, freezing the port calibration and configuration step when detecting that the cabinet door is opened to enter an event window, directly calling a stored port level configuration table to execute high-frequency polling, generating a take-out event or a return event based on the change of the existence state of an article tag, binding the event with a session ID generated by an access card, and recording operation time and level change information.
  7. 7. A paper archive positioning and health self-diagnosis system for implementing the paper archive positioning and health self-diagnosis method as claimed in claims 1 to 6, comprising: The RFID read-write module comprises an RFID reader-writer and a multiplexer connected with the RFID reader-writer, wherein the multiplexer is expanded to form a plurality of radio frequency ports, and each radio frequency port is respectively connected to the leakage coaxial cable of each layer of laminate so as to form a mapping relation between the layers and the radio frequency ports; an infrastructure tag module comprising a reference tag affixed to each layer of laminate and a leak metering tag located at the edge of the laminate; the control module freezes the port calibration and configuration process when detecting the door open event window, and calls the stored port level configuration table to execute high-frequency polling, generates a take-out event or a return event based on the change of the existence state of the file box label, and binds the take-out event or the return event with the borrowing session ID to record the operation time and the level change information.
  8. 8. The system of claim 7, wherein the leakage measurement tag comprises at least two electronic tags respectively disposed at a joint between the laminate and the cabinet column and at an edge of the laminate near the cabinet door for forming a space leakage fingerprint.
  9. 9. The paper archive localization and health self-diagnostic system of claim 7, further comprising a digital twinning and alarm terminal for receiving data from the control module, visually displaying the item level location confidence and displaying the leak health index for each lamina in a thermodynamic diagram.
  10. 10. The system of claim 7, further comprising an environmental monitoring and alarm linkage module for monitoring smoke and temperature rise data in the cabinet and transmitting the environmental data to the control module, wherein the control module pushes an attendant when an environmental alarm is triggered and outputs an affected cabinet and a list of key files while freezing an ongoing borrowing session to protect an audit evidence chain.

Description

Paper archive positioning and health degree self-diagnosis method and system Technical Field The invention relates to the field of paper file management, in particular to a paper file positioning and health degree self-diagnosis method and system. Background The paper files have long preservation period, large quantity and frequent borrowing across departments, and are required to be capable of rapidly locating and taking out target files and also required to be traceable and verifiable in the borrowing and returning process in management, and can be linked with safety management such as access control. However, in actual operation, paper archive management still faces a number of challenges, resulting in inefficiency, high error count, and high long-term maintenance costs. The problems in the prior art are mainly concentrated on the following aspects that (1) paper files still rely on manual registration and manual searching in the links of warehousing, borrowing, returning and inventory, fail to register, misplacement, untimely returning and difficult to follow up and the like are easy to occur, and the circulation chain is incomplete, so that auditing and evidence-holding are difficult. (2) The real scenes such as misplacement, cross-layer movement and the like of the file box are difficult to cover only by means of management modes of fixed positions and digital indexes, the recording positions of the system and the actual positions of the entities are easy to deviate, and checking and error correction are highly dependent on manual work. (3) The existing scheme generally lacks a calibration solidification and operation period self-diagnosis mechanism for a port-to-level radio frequency link, and is difficult to identify the positioning quality degradation caused by interlayer leakage and drift in time, so that the reliability of positioning, checking and borrowing audit is affected. Therefore, it is highly desirable to propose a paper archive positioning and self-calibrating self-diagnosis scheme, which improves the stability of archive positioning and traceability of borrowing management. Disclosure of Invention The invention aims to solve the technical problems in the background and provides a paper file positioning and health degree self-diagnosis method, which comprises the following steps: s1, binding file indexes, and establishing association indexes of tag IDs of file boxes, names, models, serial numbers and using departments of the asset equipment of the mechanism; s2, port calibration and configuration, namely performing power scanning on the radio frequency port, calibrating a link offset value and determining a power margin of the port based on the reading condition of a reference label of the layer and the triggering condition of a leakage metering label of an adjacent layer, and further selecting operation power and scanning time sequence parameters to generate a port level configuration table; S3, self-diagnosing the health degree, and calculating the leakage health degree index of each layer of port based on the time drift amount of the port level calibration parameter and the triggering frequency of the leakage metering label under the operation power in the operation process; s4, positioning judgment, namely controlling the radio frequency port to poll the label of the file box according to the running power and the scanning time sequence parameters in the port level configuration table, collecting signal intensity, carrying out level judgment on the label of the file box according to the leakage health index, and outputting a level position judgment result. In a preferred scheme, the step S2 port calibration and configuration specifically includes: in the non-borrowing period The layer radio frequency port performs power scanning, reads the reference tag to calculate a link offset value, and determines the minimum available power for stably reading the layer reference tagMonitoring leakage triggering conditions of adjacent leakage metering labels in the process of gradually increasing the transmitting power, recording the first triggering power when any leakage metering label meets the leakage triggering conditions, and deducting the safety margin on the basis of the first triggering power to determine the upper boundary of the leakage safety power of the portBased onAnd (3) withIs used for calculating the power margin and selecting the running powerScanning time sequence parameters to generate a port level configuration table containing the parameters, wherein, the operation powerThe calculation of (2) is shown as the formula (1): (1); Wherein, the The data structure of the port level configuration table at least comprisesWhereinFor the link offset value(s),Is a scanning timing parameter. In a preferred embodiment, the leak health index in step S3The calculation is shown as a formula (2): (2); Wherein, the For the power margin to be a power margin,The probability of misreading of a