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91 results about "Process mining" patented technology

Process mining is a family of techniques in the field of process management that support the analysis of business processes based on event logs. During process mining, specialized data mining algorithms are applied to event log data in order to identify trends, patterns and details contained in event logs recorded by an information system. Process mining aims to improve process efficiency and understanding of processes. Process mining is also known as Automated Business Process Discovery (ABPD). However, in academic literature the term Automated Business Process Discovery is used in a narrower sense to refer specifically to techniques that take as input an event log and produce as output a business process model. The term Process Mining is used in a broader setting to refer not only to techniques for discovering process models, but also techniques for business process conformance and performance analysis based on event logs.

Process model graph automatic identification and understanding method

The invention discloses a process model graph automatic identification and understanding method, and belongs to the field of process mining. The method comprises the steps of firstly constructing a basic graphic element template, matching a process model graph with the graphic element template, identifying model elements such as tasks, activities, events, gateways, arrowheads and the like in the process model graph, and removing repeated matching nodes and wrong matching regions by using a screening technology; secondly by using a process model graph cutting technology, obtaining pictures of regions where nodes comprising texts are located, and by using an OCR technology, recognizing the texts in the pictures; thirdly performing gray processing on the process model graph, and obtaining andstoring a gray value matrix of the process model graph; and finally according to the arrowheads in the model graph and the positions of nearest neighbor nodes, performing traversal in the gray valuematrix, and identifying a starting node and a terminating node of a directed edge. According to the method, the types and positions of the model nodes and the texts in the model nodes can be correctlyidentified, and also the directed edge in the process model graph can be correctly identified.
Owner:SHANDONG UNIV OF SCI & TECH

Method for automatically extracting emergency response process model from emergency event plan

ActiveCN108665141AThe extraction work is complicated and cumbersomeIncrease the difficulty of workNatural language data processingResourcesEmergency planDirected graph
The invention discloses a method for automatically extracting an emergency response process model from an emergency event plan, and belongs to the field of process mining. The method adopts an emergency plan text paragraph structure tree building module, a four-level response enabling condition expression extraction module, a process model entity element extraction module, a process model relationship element extraction module, an emergency response process tree generation module and an emergency response process directed graph model generation module. The method specifically comprises the following steps of constructing an emergency plan text paragraph structure tree; extracting emergency response process model elements; and generating the emergency response process model. Firstly an emergency response process tree is generated according to the extracted process model elements and text paragraph structure tree, and then the emergency response process tree is converted into an emergency response process directed graph model. The method not only can assist a modeling expert to finish building and analysis of the emergency response process model, but also can be used for check and revision of contingency plan texts of emergency events.
Owner:SHANDONG UNIV OF SCI & TECH

Software development activity clustering analysis method based on event logs

The invention relates to a software development activity clustering analysis method based on event logs, and belongs to the technical field of software engineering and process mining. The method comprises the following steps of Firstly, adopting a natural language processing technology for carrying out text analysis and feature word extraction on event log data of a software development process version control system, achieving software development activity event daily vectorization on the basis of word2vec, and then based on a K-means clustering algorithm, clustering vectorized software development activity events . And clustering the vectorized software development activity events by using a means clustering algorithm, obtaining an optimal clustering cluster number by using a contour coefficient method, and finally obtaining software development activities and an incidence relation between the events and the activities. According to the method, the comprehensiveness of the software development event log can be enhanced, information contained in the event log data is revealed, software development activities can be found conveniently, software development behaviors can be guided and standardized, and technical support is provided for software development.
Owner:YUNNAN NORMAL UNIV

Multi-language text and speech generation method for procedural model map

The invention discloses a multi-language text and speech generation method for a procedural model map, and belongs to the field of procedure mining. The method comprises the following steps that: firstly, identifying a model element, a model node text and a model directed edge in the procedural model map, and storing the identified procedural model as a standard procedural model file; then, usingmultilingual semantic dependence to analyze a model element text, using an RPST (Real Time Streaming Protocol) algorithm to analyze a model structure, and using a procedural structure tree with an annotation to store the model element text and the procedural model structure information; then, according to the text information amount and structure complexity, dividing the procedural structure treewith the annotation; using a deep syntax tree to generate the multilingual text of the procedural model from the procedural structure tree with the annotation; and finally, generating the multilingualspeech of the procedural model from the multilingual text. By use of the method, the procedural model in the procedural model map can be correctly identified, the text and the structure of the procedural model can be correctly analyzed, and the text with the correct grammar and the speech with correct pronunciation can be generated.
Owner:SHANDONG UNIV OF SCI & TECH

Comprehensive diagnosis method and apparatus of receiving faults of remote sensing satellite ground receiving system

The invention provides a comprehensive diagnosis method and apparatus of receiving faults of a remote sensing satellite ground receiving system. The method comprises: a receiving log collection step:collecting event logs of the ground receiving system in a task receiving process and performing normalization processing on the event logs; a receiving flow mining step: performing receiving flow mining according to the event logs subjected to the normalization processing; a flow diagnosis and analysis step: diagnosing whether a receiving flow obtained in the receiving flow mining step satisfies acorrect receiving flow; a receiving device information collection step: collecting the state information of devices participating in task receiving during task receiving; and a receiving device diagnosis and analysis step: diagnosing whether the devices participating in task receiving run according to correct parameters during the task execution according to a defined fault diagnosis system. By adoption of the comprehensive diagnosis method and apparatus, the receiving tasks of the remote sensing satellite ground receiving system can be automatically diagnosed to find the faults in the receiving process in time, thereby improving the success rate and reducing the manpower and material consumption.
Owner:SPACE STAR TECH CO LTD

Probability-integral-method based surface movement deformation predication method for any mining working faces

The invention discloses a probability-integral-method based surface movement deformation predication method for any mining working faces. According to method, a vector product method is adopted for processing mining areas in any shapes, each processed mining area is divided into a plurality of mining areas similar to rectangles along the strike to perform calculation, surface movement deformation values for the whole mining areas are calculated through accumulation, and predication of the surface movement deformation values of the mining areas in any shapes, drawing of two-dimensional, three-dimensional and cloud pictures and output of calculation data files are realized through python language programming. The innovative surface movement deformation predication method for the any mining working faces is implemented with the assistance of computer technology. The surface movement deformation predication method has the advantages that calculation of the surface movement deformation values of the mining areas with different shapes is realized; surface movement deformation predication accuracy is improved; a reliable basis is provided for prevention and treatment of damage to surface buildings and surfaces, and economic loss and environment damage are reduced; the method is convenient to use, rapid in calculation speed and the like.
Owner:HENAN POLYTECHNIC UNIV

Rhombic hydraulic support for pseudo-inclined down mining working surface of steep coal seam

ActiveCN102373937ASatisfy the improvement requirements of comprehensive mechanized coal mining methodSolve a series of mining related problemsMine roof supportsStress conditionsEngineering
The invention relates to a rhombic hydraulic support for a pseudo-inclined down mining working surface of steep coal seam. The rhombic hydraulic support is adaptable to the characteristic of a coal mining process technique in a pseudo-inclined down arrangement manner, and is in close combination with the matching characteristic of a coal mining method and equipment through researching the movement discipline of wall rocks in a comprehensive mining process mining field and the stress condition of a comprehensive mining support under the control discipline. The rhombic hydraulic support is characterized in that: a traditional four-connecting-rod stable mechanism is divided into two parts, and at the same time, the top beam and base are designed into a rhombic-like structure, thus stable beam end distance and person walking space are formed. The rhombic hydraulic support has the characteristics that: through the development of the rhombic hydraulic support for the steep coal seam, the current mining situation of the steep coal seam is changed, the coal resources are effectively and reasonable utilized, the blank in the important supporting field of comprehensive mechanical mining of the steep coal seam is filled, a premise condition is created for achieving automatic machine tracking and other unmanned automatic working surfaces of the steep coal seam, therefore, the rhombic hydraulic support has broad application prospects.
Owner:TIANDI SCI & TECH CO LTD

A method of mining low frequency behavior of business process based on Petri net

A new method of mining low-frequency behavior of business processes based on Petri nets is proposed, which involves the discovery and optimization of low-frequency behavior based on process tree cutting and the optimization of Petri net model based on communication behavior contour. Firstly, the initial flow model is established according to the communication behavior contour, and the behavior relationship of the log is represented by the direct flow graph cut from the flow tree, which is matched with the initial model, and all the low frequency sequences are found. Then, the behavior distancevector between the log and the model is calculated, the effective low frequency log and the noise log are distinguished based on the behavior compactness, and the noise log is filtered. Secondly, according to the filtered optimization log, the module net and the feature net are established, and the module net and the feature net are fused to obtain the optimized business process Petri net model.The invention provides the new method for mining low-frequency behavior, which effectively solves the problem of distinguishing low-frequency behavior and noise behavior in the business process by using behavior attributes among different modules, and avoids the structure of influencing the business process due to ignoring the low-frequency behavior in the process mining.
Owner:ANHUI UNIV OF SCI & TECH

Financial process mining method based on reinforcement learning and related device

The invention discloses a financial process mining method based on reinforcement learning and a related device, and provides a better environmental basis for the whole formation process of a decision by adopting a mode of establishing an environmental model by sampling. And through algorithm iteration of the reinforcement learning planning method, errors of the decision scheme are reduced, and the decision scheme is more accurate. And prediction is carried out through decision specification constraints and fact constraints, so that the decision scheme can be actually applied to scenes, and the reliability and practicability are improved. Finally, efficiency evaluation is performed on the whole decision generation process, the accuracy of the decision generation process is verified, and the accuracy and safety of the final decision are improved. The limitation that the conventional process automatic mining solidification technology and calculation depend on a template is broken through, so that the process mining is easier to maintain, and the generated final decision content is more professional and safer; dependence of a current process automatic mining method on process visualization data resources is avoided, and a final decision can still be obtained under the condition of the process visualization data resources.
Owner:BEIJING HUITONG JINCAI INFORMATION TECH
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