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Event log simplification method and device, equipment and storage medium

An event and log technology, applied in the fields of instrumentation, calculation, electrical digital data processing, etc., can solve problems such as reducing the efficiency of forecasting and low data, and achieve the effect of improving forecasting efficiency and improving forecasting accuracy.

Pending Publication Date: 2022-07-29
HUAQIAO UNIVERSITY
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] However, the large amount of event log data recorded by the information system during business operation includes low-value and redundant data. If these logs are directly predicted, the efficiency of the prediction will be reduced.

Method used

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  • Event log simplification method and device, equipment and storage medium
  • Event log simplification method and device, equipment and storage medium
  • Event log simplification method and device, equipment and storage medium

Examples

Experimental program
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Effect test

Embodiment 1

[0053] see figure 1 , the first embodiment of the present invention provides an event log simplification method, which can be executed by an event log simplification device. In particular, steps S1 to S9 are implemented by one or more processors in the event log reduction device.

[0054] S1. Obtain the original event log.

[0055] It can be understood that, the event log simplification device may be an electronic device with computing performance, such as a portable notebook computer, a desktop computer, a server, a smart phone, or a tablet computer.

[0056] It should be noted that the original event log is the process data extracted from various information systems. It consists of events, which can be machine events (such as ATM withdrawals), life events (such as buying tickets, hailing a taxi), etc.

[0057] As shown in Figure 1, each row in the event log form represents an event (event), and usually refers to an activity (activity) as an identifier. Each event belongs t...

Embodiment 2

[0168] An embodiment of the present invention provides an event log simplification device, which includes:

[0169] Raw data module 1, used to obtain raw event logs.

[0170] The process mining module 2 is used for mining process models according to the original event log.

[0171] The prediction point module 3 is used to obtain the target prediction point in the process model according to the original event log and the process model.

[0172] The simplified structure identification module 4 is used for identifying a set of simplable substructures in the process model according to the sub-network structure of the process model.

[0173] The first simplification module 5 is configured to simplify the instances including the simplable substructures in the original event log, respectively, according to the set of simplifiable substructures, to obtain the set of simplified event logs.

[0174] The forecasting module 6 is used for, at the target forecasting point, taking the rema...

Embodiment 3

[0213] An embodiment of the present invention provides an event log simplification device, which includes a processor, a memory, and a computer program stored in the memory. The computer program can be executed by the processor to implement the event log simplification method described in the first embodiment.

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Abstract

The embodiment of the invention provides an event log simplification method and device, equipment and a storage medium, and relates to the technical field of data simplification. The event log simplification method comprises the following steps: S1, acquiring an original event log; s2, mining a process model according to the original event log; and S3, obtaining a target prediction point in the process model. And S4, according to the subnet structure, identifying a substructure set capable of being simplified in the process model. And S5, simplifying the original event log according to the simplified substructure set to obtain a simplified event log set. And S6, at the target prediction point, taking the remaining time as a target, according to the simplified event log set, constructing a prediction model for each simplified event log, and obtaining a prediction remaining time set. And S7, obtaining real remaining time according to the original event log, and calculating to obtain a prediction error set. And S8, screening the substructures capable of being simplified according to the prediction error set, and obtaining a simplified structure set. And S9, simplifying the original event log according to the simplified structure set, and obtaining a final simplified log.

Description

technical field [0001] The present invention relates to the technical field of data simplification, and in particular, to an event log simplification method, apparatus, device and storage medium. Background technique [0002] In recent years, whether it is personal trajectory data, hospital treatment data, software execution data, or the daily data generated in the operation of various large and small enterprises and organizations, different kinds of data can be extracted from them according to the required questions and viewpoints. Event log. Massive event log data itself contains rich, different types of processes, and its analysis can provide support for various fields. [0003] Process mining is a relatively young research discipline, somewhere between data science and business processes. The idea of ​​process mining is to extract knowledge from readily available event logs in today's information systems to discover, monitor and improve real processes. That is, taking...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06N5/02G06F16/2458
CPCG06N5/022G06N5/025G06F16/2465G06F2216/03
Inventor 叶剑虹林燕叶双柯翔敏
Owner HUAQIAO UNIVERSITY