WO2021196457A1 - 数据相关性分析方法、装置、计算机系统及可读存储介质 - Google Patents
数据相关性分析方法、装置、计算机系统及可读存储介质 Download PDFInfo
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- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
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- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
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Definitions
- This application relates to the field of computer technology, which relates to the knowledge representation and reasoning technology of artificial intelligence, and in particular to a data correlation analysis method, device, computer system and readable storage medium.
- Diversion refers to the process in which the platform party forwards a customer application to a funder, that is, the process of converting a certain transaction product that the customer applies for on the platform side into product information of the funder.
- the platform will be connected to multiple product information, and each product information has different requirements for customers. Some product information is limited to the business area, so there are requirements for the customer's area; some have restrictions on the customer's loan amount, how to correctly determine a product information based on business data is a problem that the platform must solve.
- the current platform adopts a tree-like management method, that is, the product information that has requirements for the exhibition area is divided into one category, and the product information that does not require the exhibition area is divided into another category; on this basis
- the above classifies those with restrictions on loan amounts into one category, and those with unlimited loan amounts into another category, and so on; however, the inventor realizes that this kind of rough division of customer applications based on the requirements of the funder
- the method can only divide customer applications from a relatively single dimension to meet the rigid requirements of the funder, and cannot identify factors outside the rigid requirements of the funder (for example, the funder’s loan preference factors and risks specified by its historical data analysis). Controlling dimensions, etc.), it is impossible to accurately match customer applications, resulting in a low success rate of product information recommended by the platform.
- the purpose of this application is to provide a data relevance analysis method, device, computer system and readable storage medium, which are used to solve the existing technology that cannot identify the funder outside the rigid requirements, which makes it impossible to apply for the client. Accurate matching results in a lower success rate of product information recommended by the platform.
- this application provides a data correlation analysis method based on artificial intelligence, including:
- the data set is extracted from the comprehensive database, and the information entropy of the data set is calculated to determine the qualitative analysis dimension of the data set, and the qualitative judgment condition of the data set is formulated according to the qualitative information under each qualitative analysis dimension. It is sent to the qualitative knowledge base; wherein, the qualitative judgment condition is the qualitative information with recognition degree in the response data set;
- Extract a data set from the comprehensive database calculate the maximum density range of the data set to determine the quantitative analysis dimension of the data set, and formulate the quantitative judgment condition of the data set according to each quantitative analysis dimension and its maximum density range And send it to the quantitative knowledge base; wherein the quantitative judgment condition is the quantitative information with recognition degree in the reaction data set;
- the quantitative judgment condition calculates the correlation between the data to be evaluated and each data set and obtains a related evaluation value, and sends the product information of the data set with the highest related evaluation value to the man-machine interface.
- this application also provides an artificial intelligence-based data correlation analysis device, including:
- the data processing module is used to obtain historical business data and extract product information therein, classify the historical business data according to the product information, obtain at least one data set composed of historical business data of the same product information, and send it to a comprehensive database ;
- the product information is the name information of the product that reflects the user's consumption in the historical business data;
- the qualitative analysis module is used to extract a data set from the comprehensive database, calculate the information entropy of the data set to determine the qualitative analysis dimension of the data set, and formulate the data set according to the qualitative information in each qualitative analysis dimension
- the directional analysis module is used to extract a data set from the comprehensive database, and calculate the maximum density range of the data set to determine the quantitative analysis dimension of the data set, and formulate the quantitative analysis dimension according to each quantitative analysis dimension and its maximum density range
- the quantitative judgment condition of the data set is sent to the quantitative knowledge base; wherein, the quantitative judgment condition is the quantitative information with recognition degree in the reaction data set;
- the inference engine module is used to receive the user's quantitative information and qualitative information to be evaluated output by the man-machine interface, and extract qualitative judgment conditions and quantitative judgment conditions from the qualitative knowledge base and quantitative knowledge base respectively, according to The qualitative judgment condition and the quantitative judgment condition calculate the correlation between the data to be evaluated and each data set and obtain a related evaluation value, and send the product information of the data set with the highest related evaluation value to the man-machine interface;
- the man-machine interface is used to output data to be evaluated and receive product information.
- the present application also provides a computer system, which includes a plurality of computer devices, each computer device includes a memory, a processor, and a computer program stored in the memory and running on the processor, the multiple computers
- the processor of the device executes the computer program, the steps of the above data correlation analysis method are jointly implemented.
- the present application also provides a computer-readable storage medium, which includes multiple storage media, each of which stores a computer program, and when the computer program stored in the multiple storage media is executed by a processor Jointly implement the steps of the above-mentioned data correlation analysis method.
- the data correlation analysis method, device, computer system, and readable storage medium realize the classification of historical business data and obtain data sets through a comprehensive database.
- Each data set contains the hard requirements of each product information. And all factors other than the rigid requirements; calculate the data set through the qualitative knowledge base to obtain the qualitative dimension with recognition degree and set it as the qualitative analysis dimension, according to the qualitative analysis dimension, obtain the most recognizable judgment value range under the qualitative analysis dimension And judgment methods to realize all the requirements for identifying the qualitative dimensions of product information; through the quantitative knowledge base to calculate the data set to obtain the quantitative dimension with recognition degree and set it as the quantitative analysis dimension, according to the quantitative analysis dimension, the quantitative analysis dimension can be obtained.
- the data to be evaluated through the inference engine to the human-machine interface output from the two aspects of quantitative judgment conditions and qualitative judgment conditions Perform calculations to obtain the relevant evaluation value between the data to be evaluated and each data set, so as to realize the judgment of the matching degree between the data to be evaluated and the product information from the quantitative and qualitative dimensions, and realize the relationship between the data to be evaluated and the product information.
- the precise matching of the product information improves the success rate of the product information recommended by the platform, and therefore solves the existing technology that cannot identify the funder’s in addition to the hard requirements.
- the problem of low success rate of recommended product information is a problem of low success rate of recommended product information.
- FIG. 1 is a flowchart of Embodiment 1 of the data correlation analysis method of this application;
- FIG. 3 is a flowchart of the qualitative analysis dimension of the data set determined in the first embodiment S2 of the data correlation analysis method of this application;
- FIG. 4 is a flowchart of formulating qualitative judgment conditions of the data set in S2 of the first embodiment of the data correlation analysis method of this application;
- 5 is a flowchart of determining the quantitative analysis dimension of the data set in S3 of the first embodiment of the data correlation analysis method of this application;
- FIG. 6 is a flowchart of formulating the quantitative judgment conditions of the data set in S3 of the first embodiment of the data correlation analysis method of this application;
- FIG. 7 is a flow chart of obtaining the relevant evaluation value describing the matching degree between the data to be evaluated and each data set in S4 of the first embodiment of the data correlation analysis method of this application;
- FIG. 8 is a schematic diagram of program modules of Embodiment 2 of the data correlation analysis device of this application.
- FIG. 9 is a schematic diagram of the hardware structure of the computer equipment in the third embodiment of the computer system of this application.
- Data correlation analysis device 2. Computer equipment 11. Data processing module
- the data correlation analysis method, device, computer system, and readable storage medium provided in this application are applicable to the computer field, and provide a data correlation based on a comprehensive database, a qualitative knowledge base, a quantitative knowledge base, a reasoning machine, and a human-machine interface.
- sexual analysis methods are applicable to the computer field, and provide a data correlation based on a comprehensive database, a qualitative knowledge base, a quantitative knowledge base, a reasoning machine, and a human-machine interface.
- This application obtains historical business data and extracts product information therein, classifies the historical business data according to product information, obtains at least one data set composed of historical business data of the same product information, and sends the data set to qualitative knowledge Database and quantitative knowledge base; calculate the information entropy of the data set to determine the qualitative analysis dimension of the data set, formulate the qualitative judgment condition of the data set according to the qualitative information under each qualitative analysis dimension, and send the qualitative judgment condition Inference engine; calculates the maximum density range of the data set to determine the quantitative analysis dimension of the data set, formulates the quantitative judgment condition of the data set according to each quantitative analysis dimension and its maximum density range, and sends the quantitative judgment condition to inference Machine; receiving the data to be evaluated output by the man-machine interface, calculating the data to be evaluated through the qualitative judgment conditions and quantitative judgment conditions of each of the data sets, to obtain a description of the degree of matching between the data to be evaluated and each data set The relevant evaluation value of, the product information of the data set with the highest relevant evaluation value is sent to the man-machine interface.
- An artificial intelligence-based data correlation analysis method of this embodiment includes:
- S1 Obtain historical business data and extract product information therein, classify the historical business data according to product information, obtain at least one data set composed of historical business data of the same product information and send it to a comprehensive database;
- the product information mentioned is the name information of the product that reflects the user's consumption in the historical business data;
- S3 Extract a data set from the comprehensive database, calculate the maximum density range of the data set to determine the quantitative analysis dimension of the data set, and formulate the quantitative analysis of the data set according to each quantitative analysis dimension and its maximum density range Judging conditions and sending them to the quantitative knowledge base; wherein, the quantitative judging conditions are quantitative information with recognition degree in the reaction data set;
- S4 Receive the data to be evaluated and record the quantitative information and qualitative information of the user output by the man-machine interface, and extract qualitative judgment conditions and quantitative judgment conditions from the qualitative knowledge base and the quantitative knowledge base, respectively, according to the qualitative judgment
- the condition and the quantitative judgment condition calculate the correlation between the data to be evaluated and each data set and obtain the related evaluation value, and send the product information of the data set with the highest related evaluation value to the man-machine interface.
- historical business data is obtained from a database storing historical business data.
- the dimensional characteristics of the historical business data include qualitative dimensions, quantitative dimensions, and product information.
- the information under the qualitative dimensions is qualitative information
- the information in the quantitative dimension is quantitative information; wherein the qualitative dimension refers to the dimensional characteristics that describe the user's characteristics in the form of text, such as last name, gender, occupation, etc.; the quantitative dimension refers to the description of the user in the form of numbers
- the dimensional characteristics of the feature such as age, working experience, etc.
- the product information is the dimensional feature reflecting the product information purchased by the user in the history, which at least includes: the product name; the data set refers to the history corresponding to the same product information
- the information collection constituted by business data. For example, if product information includes product A and product B, then two data sets will be obtained, one of which covers all historical business data of product B purchased in history, and the other covers all historical business data Purchased the historical business data of product B.
- the qualitative information with the highest probability best reflects the recognition of the data set.
- the maximum density range of historical quantitative information in each quantitative dimension in the data set is calculated by means of a mean shift model; the quantitative dimension is set as the quantitative analysis dimension of the data set, and the quantitative analysis is obtained according to the quantitative analysis dimension and its maximum density range. Judgment condition; the mean shift model is a non-parametric method based on density gradient rise. It finds the target position through iterative calculations and realizes target tracking algorithm; therefore, in this application, the maximum density range is taken as the target position, and each quantitative value is found through an iterative algorithm The area where the maximum density of values under the dimension is located, and set this area as the maximum density range.
- the qualitative evaluation value and the quantitative evaluation value are weighted and calculated to obtain the relevant evaluation value of the service data to be evaluated for the data set; compare the relevant evaluation value of the service data to be evaluated for each data set, and compare the relevant evaluation
- the product information corresponding to the data set with the highest value is set as the recommended product and output to the man-machine interface.
- the step of obtaining historical business data and extracting product information described in S1 includes:
- S101 Set the number of training sessions through the configuration module, and obtain historical service data with the number consistent with the number of training sessions from the historical database.
- the historical database is a database used to store historical business data; setting the number of training helps data managers to ensure the number of training on historical business data, ensuring the accuracy of the trained qualitative and quantitative judgment conditions , Wherein the number of training sessions can be set as required.
- DMCTextFilter can be used as the configuration module.
- DMCTextFilter is a general-purpose library for plain text extraction. It can completely remove special control information from various document format data or from inserted OLE objects, and quickly extract Plain text data information. It is convenient for users to realize unified management, editing, retrieval and browsing of multiple document data resource information.
- S102 Obtain the dimension value type in the historical business data through the dimension module, set the dimension ID and dimension code corresponding to the character as the qualitative dimension as the qualitative dimension, set the information corresponding to the qualitative dimension as the qualitative information, and set the dimension
- the value type is code value, or date, or dimension ID and dimension code corresponding to the value are set as quantitative dimensions, and the information corresponding to the quantitative dimension is set as quantitative information; wherein, the dimension ID is marked in historical business data The numerical number of the dimension feature.
- the historical business data is as follows:
- the re module is used as the dimension module, and the re module is a module that is embedded and integrated in python and is used to directly implement regular matching.
- the product information of the aforementioned historical business data is extracted as product A, so as to classify the historical business data according to the product information, for example, the historical business data whose product information is product A is classified into a data set.
- the re module is used as the product module, and the re module is a module that is embedded and integrated in python and is used to directly implement regular matching.
- the step of calculating the information entropy of the data set in S2 to determine the qualitative analysis dimension of the data set includes:
- S201 Summarize the qualitative information in each qualitative dimension in the historical business data of the data set through the qualitative summary module to obtain a qualitative set.
- the historical qualitative information under the qualitative dimension is extracted and summarized to obtain the qualitative set; for example, the qualitative dimension is "gender", and the qualitative set is ⁇ , ⁇ , Male, male, female ⁇ .
- the re module can be used as a qualitative summary module.
- the re module is a module integrated in python and used to directly implement regular matching.
- S202 Use the probability module to calculate the occurrence probability of various types of qualitative information in the qualitative set through a preset information gain model, so as to obtain information entropy of the qualitative dimension corresponding to the qualitative set.
- the quantity of historical qualitative information in the qualitative set is obtained and set as the qualitative total amount, the qualitative set is deduplicated to obtain a qualitative category set with qualitative categories, and the qualitative categories are sequentially obtained in the qualitative set Calculate the probability of occurrence of the qualitative category according to the qualitative single quantity; Based on the above example, the qualitative total is 5, and the set of qualitative categories is ⁇ Male, Female ⁇ ; where, " The qualitative order quantity of "male” is 4, and the qualitative order quantity of "female” is 1; the appearance probability of the qualitative type being male is 80%, and the appearance probability of the qualitative type being female is 20%.
- E is the information entropy
- pi is the appearance probability of the i-th qualitative name.
- math module of python can be used to construct the information gain formula of the probability module.
- the math module defines mathematical functions. Since this module comes with the compilation system, it can be called unconditionally to construct The formula of the probability module.
- S203 Use the qualitative judgment module to set the qualitative dimension whose information entropy is less than the preset information threshold value as the qualitative analysis dimension of the data set.
- the information entropy is filtered through the preset information threshold to eliminate the qualitative dimension with small information entropy; information entropy is a quantitative index used as the information content of a system. If the information entropy is larger, It means that the greater the degree of confusion in the content of the information, the lower the reliability of identifying the system through the dimensions corresponding to the information entropy. On the contrary, the smaller the information entropy, the less the degree of confusion in the content of the information.
- the gender distribution is very confusing, so the reliability of identifying this class by gender is relatively low; on the contrary, if there are 19 boys and 1 girl in a class, the information entropy is relatively small, which means this
- the genders of the classes are very regular, so the reliability of identifying this class by gender is relatively high.
- a computer module written by computer code with an "IF" function can be used as the qualitative judgment module to set the qualitative dimension with information entropy less than the information threshold as the qualitative analysis dimension of the data set.
- the step of formulating the qualitative judgment condition of the data set according to the qualitative information in each qualitative analysis dimension in S2 includes:
- S211 Use the range module to set the qualitative category with the highest occurrence probability in the qualitative analysis dimension in the data set as the judgment range.
- a computer module written by computer code with a "conditional counting function COUNTIF" function can be used as the range module to calculate the qualitative category with the highest occurrence probability in the qualitative analysis dimension as the judgment range.
- the qualitative condition module obtains the judgment method corresponding to the qualitative analysis dimension from the qualitative mapping table, and summarizes the judgment value range and judgment method to generate the qualitativeness of the data set Analyzing conditions.
- the preset mapping table has a mapping relationship between the qualitative analysis dimension and the judgment method; in this embodiment, the mapping relationship reflects the mapping between the dimension value type of the qualitative dimension and the judgment method; For example, the judgment method corresponding to the dimension value type being the code value is "belongs to", and the judgment method corresponding to the dimension value type being the character type being "contains”.
- the qualitative category with the highest occurrence probability in the qualitative analysis dimension is set as the judgment value range;
- the qualitative judgment condition also includes a judgment method, and the judgment method is The behavior of judging the relationship between the qualitative information of the data to be evaluated and the judgment value range in the qualitative information of the data to be evaluated;
- the judgment method of the dimension value type as the code value includes "belongs", and the judgment method of the dimension value type as the character type includes "contains ".
- map() mapping function can be used as the qualitative condition module to obtain the judgment method corresponding to the qualitative analysis dimension from the qualitative mapping table, and to summarize the judgment value range and judgment method to generate the qualitative data set Analyzing conditions.
- the step of calculating the maximum density range of the data set in S3 to determine the quantitative analysis dimension of the data set includes:
- S301 Use the drift module to calculate the maximum density range of quantitative information in each quantitative dimension in the data set through a preset mean drift model.
- S is the high-dimensional ball area
- k is the number of points in the high-dimensional ball area
- X is the center point of the high-dimensional ball area
- Xi is the quantitative information falling in the high-dimensional ball area
- M is the center point of the high-dimensional ball area and The average distance of the historical quantitative information falling into the high-dimensional sphere area, and the high-dimensional sphere area is continuously moved until the M is minimum; the center point of the high-dimensional sphere area is extracted, and the center point and its radius are subtracted to obtain the lower limit of quantification, Then add the center point and its radius to obtain the upper limit of quantification; obtain the maximum density range according to the upper limit of quantification and the lower limit of quantification.
- math module of python can be used to construct a drift module with a mean drift model.
- S302 Extract the quantity of quantitative information in the maximum density range through the quantitative judgment module, and if the quantity is greater than a preset quantitative threshold, set the quantitative dimension corresponding to the maximum density range as the quantitative analysis dimension of the data set .
- the quantitative threshold is set according to the needs of the user, the quantity of quantitative information in the high-dimensional sphere area corresponding to the maximum density range is extracted, and the quantity is compared with the quantitative threshold, and the quantity is greater than the quantitative threshold.
- the quantitative dimension corresponding to the maximum density range is set as the quantitative analysis dimension of the data set.
- a computer module written by computer code with an "IF" function can be used as a quantitative judgment module, so that if the amount is greater than a preset quantitative threshold, the quantitative dimension corresponding to the maximum density range is set to Describe the quantitative analysis dimension of the data set.
- the step of formulating the quantitative judgment condition of the data set according to each quantitative analysis dimension and its maximum density range in S3 includes:
- S311 Use the mode range module to obtain the judgment mode of the quantitative analysis dimension from the preset quantitative mapping table, and use the maximum density range as the judgment range.
- the preset quantitative mapping table has a mapping relationship between the quantitative analysis dimension and the judgment method; in this embodiment, the mapping relationship reflects the mapping between the dimension value type of the quantitative dimension and the judgment method ; For example, if the dimension value type is numeric and date, the judgment method is "range".
- map() mapping function can be used as the mode value range module to obtain the quantitative analysis dimension judgment mode from the quantitative mapping table, and the maximum density range is used as the judgment value range.
- S312 Summarize the judgment value range and judgment method through the quantitative condition module to generate a quantitative judgment condition of the quantitative analysis dimension.
- the quantitative judgment condition is formed as follows:
- classification and summary function SUBTOTAL can be used to make a quantitative condition module to summarize the judgment range and judgment method to generate the quantitative judgment condition of the quantitative analysis dimension.
- the creation success signal is generated and output to the man-machine interface.
- receiving the data to be evaluated output by the human-machine interface in S4 includes:
- the step of calculating the correlation between the data to be evaluated and each data set according to the qualitative judgment condition and the quantitative judgment condition in S4 and obtaining the relevant evaluation value includes:
- S401 Calculate the qualitative information of the data to be evaluated to obtain the qualitative evaluation value according to the qualitative judgment condition of the data set through the qualitative evaluation module;
- the qualitative evaluation value of the qualitative information is assigned a value of 1; If the qualitative information corresponding to the judgment condition does not meet the judgment mode and judgment value range of the qualitative judgment condition, the qualitative evaluation value of the qualitative information is assigned a value of 0.
- a computer module written by computer code with a "conditional counting function COUNTIF" function can be used as the qualitative evaluation module to calculate the qualitative information of the data to be evaluated to obtain the qualitative evaluation value according to the qualitative judgment conditions of the data set.
- the qualitative information corresponding to the qualitative judgment condition in the data to be evaluated is as follows:
- the qualitative information corresponding to the qualitative judgment condition in the data to be evaluated and its qualitative evaluation value are as follows:
- S402 Calculate the quantitative information of the data to be evaluated to obtain the quantitative evaluation value according to the quantitative judgment conditions of the data set through the quantitative evaluation module;
- the quantitative evaluation value of the quantitative information is assigned a value of 1; If the quantitative information corresponding to the judgment condition does not meet the judgment mode and judgment value range of the quantitative judgment condition, then the quantitative evaluation value of the quantitative information is assigned a value of 0.
- a computer module written by computer code with a "conditional counting function COUNTIF" function can be used as the quantitative evaluation module to calculate the quantitative information of the data to be evaluated to obtain the quantitative evaluation value according to the quantitative judgment conditions of the data set.
- the quantitative information corresponding to the quantitative judgment conditions in the data to be evaluated is as follows:
- S403 Perform a weighted calculation on the quantitative evaluation value and the qualitative evaluation value through a calculation module to obtain a relevant evaluation value describing the degree of matching between the data to be evaluated and each data set.
- math module of python may be used to construct the calculation module to perform weighted calculation on the quantitative evaluation value and the qualitative evaluation value to obtain the relevant evaluation value.
- the step of sending the product information of the data set with the highest relevant evaluation value to the man-machine interface in S4 includes:
- An artificial intelligence-based data correlation analysis device 1 of this embodiment includes:
- the data processing module 11 is used to obtain historical business data and extract product information therein, classify the historical business data according to the product information, obtain at least one data set composed of historical business data of the same product information and send it to the integrated Database; wherein, the product information is the name information of the product that reflects the user's consumption in the historical business data;
- the qualitative analysis module 12 is configured to extract a data set from the comprehensive database, calculate the information entropy of the data set to determine the qualitative analysis dimension of the data set, and formulate the data according to the qualitative information in each qualitative analysis dimension Collect the qualitative judgment conditions of the collection and send them to the qualitative knowledge base; wherein, the qualitative judgment conditions reflect the qualitative information with recognition degree in the data collection;
- the directional analysis module 13 is used to extract a data set from the comprehensive database, and calculate the maximum density range of the data set to determine the quantitative analysis dimension of the data set, and formulate the data set according to each quantitative analysis dimension and its maximum density range.
- the quantitative judgment condition of the data set is sent to the quantitative knowledge base; wherein, the quantitative judgment condition is the quantitative information with recognition degree in the reaction data set;
- the inference engine module 14 is used to receive the data to be evaluated and record the quantitative information and qualitative information of the user output by the man-machine interface, and extract the qualitative judgment conditions and the quantitative judgment conditions from the qualitative knowledge base and the quantitative knowledge base respectively, Calculate the correlation between the data to be evaluated and each data set according to the qualitative judgment condition and the quantitative judgment condition and obtain the relevant evaluation value, and send the product information of the data set with the highest relevant evaluation value to the man-machine interface;
- the man-machine interface 15 is used to output data to be evaluated and receive product information.
- This application is based on the intelligent decision-making technology in the field of artificial intelligence, and adopts an expert system constructed at least by a comprehensive database, a qualitative knowledge base, a quantitative knowledge base, an inference engine and a human-machine interface.
- an expert system (ExpertSystem) is one or a group of In some specific fields, an artificial intelligence computer program that applies a large amount of expert knowledge and reasoning methods to solve complex problems. Therefore, this application constructs a classification model for similarity matching of the data to be evaluated based on the expert system.
- the present application also provides a computer system, which includes a plurality of computer devices 2.
- the components of the data correlation analysis apparatus 1 of the second embodiment can be dispersed in different computer devices, and the computer devices can be Smart phones, tablets, laptops, desktop computers, rack servers, blade servers, tower servers or cabinet servers (including independent servers, or server clusters composed of multiple servers) that execute the program.
- the computer device in this embodiment at least includes but is not limited to: a memory 21 and a processor 22 that can be communicatively connected to each other through a system bus, as shown in FIG. 9. It should be pointed out that FIG. 9 only shows a computer device with components, but it should be understood that it is not required to implement all the components shown, and more or fewer components may be implemented instead.
- the memory 21 (ie, readable storage medium) includes flash memory, hard disk, multimedia card, card-type memory (for example, SD or DX memory, etc.), random access memory (RAM), static random access memory (SRAM), Read only memory (ROM), electrically erasable programmable read only memory (EEPROM), programmable read only memory (PROM), magnetic memory, magnetic disk, optical disk, etc.
- the memory 21 may be an internal storage unit of a computer device, such as a hard disk or memory of the computer device.
- the memory 21 may also be an external storage device of the computer device, for example, a plug-in hard disk equipped on the computer device, a smart memory card (Smart Media Card, SMC), and a Secure Digital (SD).
- SD Secure Digital
- the memory 21 may also include both an internal storage unit of the computer device and an external storage device thereof.
- the memory 21 is generally used to store an operating system and various application software installed in a computer device, such as the program code of the data correlation analysis device in the first embodiment, and so on.
- the memory 21 can also be used to temporarily store various types of data that have been output or will be output.
- the processor 22 may be a central processing unit (Central Processing Unit, CPU), a controller, a microcontroller, a microprocessor, or other data processing chips.
- the processor 22 is generally used to control the overall operation of the computer equipment.
- the processor 22 is used to run program codes or process data stored in the memory 21, for example, to run a data correlation analysis device, so as to implement the data correlation analysis method of the first embodiment.
- this application also provides a computer-readable storage system, which includes multiple storage media.
- the storage media may be non-volatile or volatile, such as flash memory, hard disk, multimedia card, and card.
- Type memory for example, SD or DX memory, etc.
- RAM random access memory
- SRAM static random access memory
- ROM read-only memory
- EEPROM electrically erasable programmable read-only memory
- PROM programmable only
- the read memory (PROM), magnetic memory, magnetic disk, optical disk, server, App application store, etc. have computer programs stored thereon, and the programs are executed by the processor 22 to realize corresponding functions.
- the computer-readable storage medium of this embodiment is used to store a data correlation analysis device, and when executed by the processor 22, the data correlation analysis method of the first embodiment is implemented.
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Abstract
Description
维度ID | 维度名称 | 信息 | 维度编码 | 维度值类型 | 所属码值组 |
123 | 性别 | 女 | SEX | 1-码值 | sex_type |
124 | 申请时间 | 2019-3 | app_time | 2-日期 | |
125 | 申请金额 | 1000 | app_amt | 3-数值 | |
126 | 姓名 | 李四 | name | 4-字符 | |
127 | 职业 | 律师 | job | 4-字符 |
维度ID | 维度编码 | 信息 |
123 | SEX | 女 |
126 | name | 李 |
维度ID | 维度编码 | 信息 | 定性评估值 |
123 | SEX | 女 | 0 |
126 | name | 李 | 0 |
维度ID | 维度编码 | 信息 |
124 | app_time | 2019-3 |
125 | app_amt | 1000 |
维度ID | 维度编码 | 信息 | 定量评估值 |
124 | app_time | 2019-3 | 1 |
125 | app_amt | 1000 | 1 |
Claims (20)
- 一种基于人工智能的数据相关性分析方法,其中,包括:获取历史业务数据并提取其中的产品信息,按照产品信息对所述历史业务数据分类,获得至少一个由同一产品信息的历史业务数据构成的数据集合并将其发送至综合数据库;其中,所述产品信息是历史业务数据中反应用户消费的产品的名称信息;从所述综合数据库中提取数据集合,并计算所述数据集合的信息熵以确定所述数据集合的定性分析维度,根据各定性分析维度下的定性信息制定所述数据集合的定性判断条件并将其发送至定性知识库;其中,所述定性判断条件是反应数据集合中具有识别度的定性信息;从所述综合数据库中提取数据集合,并计算所述数据集合的最大密度范围以确定所述数据集合的定量分析维度,根据各定量分析维度及其最大密度范围制定所述数据集合的定量判断条件并将其发送至定量知识库;其中,所述定量判断条件是反应数据集合中具有识别度的定量信息;接收由人机界面输出的记载有用户的定量信息和定性信息的待评估数据,并分别从所述定性知识库和定量知识库中提取定性判断条件和定量判断条件,根据所述定性判断条件及定量判断条件计算所述待评估数据与各数据集合之间的相关度并获得相关评估值,将相关评估值最高的数据集合的产品信息发送所述人机界面。
- 根据权利要求1所述的数据相关性分析方法,其中,所述获取历史业务数据并提取其中的产品信息的步骤,包括:设定训练数量,从历史数据库中获取数量与所述训练数量一致的历史业务数据;获取所述历史业务数据中的维度值类型,将维度值类型为字符所对应的维度ID和维度编码设为定性维度,将定性维度所对应的信息设为定性信息,将维度值类型为码值、或日期、或数值所对应的维度ID和维度编码设为定量维度,将所述定量维度所对应的信息设为定量信息;其中,所述维度ID是标注历史业务数据中维度特征的数字编号;提取所述历史业务数据的产品信息。
- 根据权利要求1所述的数据相关性分析方法,其中,所述计算所述数据集合的信息熵以确定所述数据集合的定性分析维度的步骤,包括:汇总数据集合的历史业务数据中各定性维度下的定性信息以获得定性集合;通过预设的信息增益模型计算所述定性集合中各种类定性信息出现的概率,以获得与所述定性集合对应的定性维度的信息熵;将信息熵小于预设的信息阈值的定性维度,设为所述数据集合的定性分析维度。
- 根据权利要求1所述的数据相关性分析方法,其中,所述根据各定性分析维度下的定性信息制定所述数据集合的定性判断条件的步骤,包括:将数据集合中在所述定性分析维度下出现概率最高的定性种类设为判断值域;从预设的定性映射表中获取与所述定性分析维度对应的判断方式,及汇总所述判断值域和判断方式生成所述数据集合的定性判断条件。
- 根据权利要求1所述的数据相关性分析方法,其中,所述计算所述数据集合的最大密度范围以确定所述数据集合的定量分析维度的步骤,包括:通过预设的均值漂移模型计算所述数据集合中各定量维度下定量信息的最大密度范围;提取所述最大密度范围中定量信息的数量,若该数量大于预设的定量阈值,则将所述最大密度范围所对应的定量维度设为所述数据集合的定量分析维度。
- 根据权利要求1所述的数据相关性分析方法,其中,所述根据各定量分析维度及其最大密度范围制定所述数据集合的定量判断条件的步骤,包括:从预设的定量映射表中获得定量分析维度的判断方式,并将所述最大密度范围作 为判断值域;汇总所述判断值域和判断方式生成所述定量分析维度的定量判断条件。
- 根据权利要求1所述的数据相关性分析方法,其中,根据所述定性判断条件及定量判断条件计算所述待评估数据与各数据集合之间的相关度并获得相关评估值的步骤,包括:根据各数据集合的定性判断条件,计算待评估数据的定性信息与所述各数据集合之间的相关度,以获得定性评估值;根据各数据集合的定量判断条件,计算待评估数据的定量信息与所述各数据集合之间的相关度,以获得定量评估值;对所述定量评估值和定性评估值进行加权计算,获得反映所述待评估数据与各数据集合之间匹配度的相关评估值。
- 一种基于人工智能的数据相关性分析装置,其中,包括:数据处理模块,用于获取历史业务数据并提取其中的产品信息,按照产品信息对所述历史业务数据分类,获得至少一个由同一产品信息的历史业务数据构成的数据集合并将其发送至综合数据库;其中,所述产品信息是历史业务数据中反应用户消费的产品的名称信息;定性分析模块,用于从所述综合数据库中提取数据集合,并计算所述数据集合的信息熵以确定所述数据集合的定性分析维度,根据各定性分析维度下的定性信息制定所述数据集合的定性判断条件并将其发送至定性知识库;其中,所述定性判断条件是反应数据集合中具有识别度的定性信息;定向分析模块,用于从所述综合数据库中提取数据集合,并计算所述数据集合的最大密度范围以确定所述数据集合的定量分析维度,根据各定量分析维度及其最大密度范围制定所述数据集合的定量判断条件并将其发送至定量知识库;其中,所述定量判断条件是反应数据集合中具有识别度的定量信息;推理机模块,用于接收由人机界面输出的记载有用户的定量信息和定性信息的待评估数据,并分别从所述定性知识库和定量知识库中提取定性判断条件和定量判断条件,根据所述定性判断条件及定量判断条件计算所述待评估数据与各数据集合之间的相关度并获得相关评估值,将相关评估值最高的数据集合的产品信息发送所述人机界面;人机界面,用于输出待评估数据及接收产品信息。
- 一种计算机系统,其包括多个计算机设备,各计算机设备包括存储器、处理器以及存储在存储器上并可在处理器上运行的计算机程序,其中,所述多个计算机设备的处理器执行所述计算机程序时共同实现以下步骤:获取历史业务数据并提取其中的产品信息,按照产品信息对所述历史业务数据分类,获得至少一个由同一产品信息的历史业务数据构成的数据集合并将其发送至综合数据库;其中,所述产品信息是历史业务数据中反应用户消费的产品的名称信息;从所述综合数据库中提取数据集合,并计算所述数据集合的信息熵以确定所述数据集合的定性分析维度,根据各定性分析维度下的定性信息制定所述数据集合的定性判断条件并将其发送至定性知识库;其中,所述定性判断条件是反应数据集合中具有识别度的定性信息;从所述综合数据库中提取数据集合,并计算所述数据集合的最大密度范围以确定所述数据集合的定量分析维度,根据各定量分析维度及其最大密度范围制定所述数据集合的定量判断条件并将其发送至定量知识库;其中,所述定量判断条件是反应数据集合中具有识别度的定量信息;接收由人机界面输出的记载有用户的定量信息和定性信息的待评估数据,并分别从所述定性知识库和定量知识库中提取定性判断条件和定量判断条件,根据所述定性 判断条件及定量判断条件计算所述待评估数据与各数据集合之间的相关度并获得相关评估值,将相关评估值最高的数据集合的产品信息发送所述人机界面。
- 根据权利要求9所述的计算机系统,其中,所述获取历史业务数据并提取其中的产品信息的步骤,包括:设定训练数量,从历史数据库中获取数量与所述训练数量一致的历史业务数据;获取所述历史业务数据中的维度值类型,将维度值类型为字符所对应的维度ID和维度编码设为定性维度,将定性维度所对应的信息设为定性信息,将维度值类型为码值、或日期、或数值所对应的维度ID和维度编码设为定量维度,将所述定量维度所对应的信息设为定量信息;其中,所述维度ID是标注历史业务数据中维度特征的数字编号;提取所述历史业务数据的产品信息。
- 根据权利要求9所述的计算机系统,其中,所述计算所述数据集合的信息熵以确定所述数据集合的定性分析维度的步骤,包括:汇总数据集合的历史业务数据中各定性维度下的定性信息以获得定性集合;通过预设的信息增益模型计算所述定性集合中各种类定性信息出现的概率,以获得与所述定性集合对应的定性维度的信息熵;将信息熵小于预设的信息阈值的定性维度,设为所述数据集合的定性分析维度。
- 根据权利要求9所述的计算机系统,其中,所述根据各定性分析维度下的定性信息制定所述数据集合的定性判断条件的步骤,包括:将数据集合中在所述定性分析维度下出现概率最高的定性种类设为判断值域;从预设的定性映射表中获取与所述定性分析维度对应的判断方式,及汇总所述判断值域和判断方式生成所述数据集合的定性判断条件;所述计算所述数据集合的最大密度范围以确定所述数据集合的定量分析维度的步骤,包括:通过预设的均值漂移模型计算所述数据集合中各定量维度下定量信息的最大密度范围;提取所述最大密度范围中定量信息的数量,若该数量大于预设的定量阈值,则将所述最大密度范围所对应的定量维度设为所述数据集合的定量分析维度。
- 根据权利要求9所述的计算机系统,其中,所述根据各定量分析维度及其最大密度范围制定所述数据集合的定量判断条件的步骤,包括:从预设的定量映射表中获得定量分析维度的判断方式,并将所述最大密度范围作为判断值域;汇总所述判断值域和判断方式生成所述定量分析维度的定量判断条件。
- 根据权利要求9所述的计算机系统,其中,根据所述定性判断条件及定量判断条件计算所述待评估数据与各数据集合之间的相关度并获得相关评估值的步骤,包括:根据各数据集合的定性判断条件,计算待评估数据的定性信息与所述各数据集合之间的相关度,以获得定性评估值;根据各数据集合的定量判断条件,计算待评估数据的定量信息与所述各数据集合之间的相关度,以获得定量评估值;对所述定量评估值和定性评估值进行加权计算,获得反映所述待评估数据与各数据集合之间匹配度的相关评估值。
- 一种计算机可读存储介质,其包括多个存储介质,各存储介质上存储有计算机程序,其中,所述多个存储介质存储的所述计算机程序被处理器执行时共同实现以下步骤:获取历史业务数据并提取其中的产品信息,按照产品信息对所述历史业务数据分类,获得至少一个由同一产品信息的历史业务数据构成的数据集合并将其发送至综合 数据库;其中,所述产品信息是历史业务数据中反应用户消费的产品的名称信息;从所述综合数据库中提取数据集合,并计算所述数据集合的信息熵以确定所述数据集合的定性分析维度,根据各定性分析维度下的定性信息制定所述数据集合的定性判断条件并将其发送至定性知识库;其中,所述定性判断条件是反应数据集合中具有识别度的定性信息;从所述综合数据库中提取数据集合,并计算所述数据集合的最大密度范围以确定所述数据集合的定量分析维度,根据各定量分析维度及其最大密度范围制定所述数据集合的定量判断条件并将其发送至定量知识库;其中,所述定量判断条件是反应数据集合中具有识别度的定量信息;接收由人机界面输出的记载有用户的定量信息和定性信息的待评估数据,并分别从所述定性知识库和定量知识库中提取定性判断条件和定量判断条件,根据所述定性判断条件及定量判断条件计算所述待评估数据与各数据集合之间的相关度并获得相关评估值,将相关评估值最高的数据集合的产品信息发送所述人机界面。
- 根据权利要求15所述的计算机可读存储介质,其中,所述获取历史业务数据并提取其中的产品信息的步骤,包括:设定训练数量,从历史数据库中获取数量与所述训练数量一致的历史业务数据;获取所述历史业务数据中的维度值类型,将维度值类型为字符所对应的维度ID和维度编码设为定性维度,将定性维度所对应的信息设为定性信息,将维度值类型为码值、或日期、或数值所对应的维度ID和维度编码设为定量维度,将所述定量维度所对应的信息设为定量信息;其中,所述维度ID是标注历史业务数据中维度特征的数字编号;提取所述历史业务数据的产品信息。
- 根据权利要求15所述的计算机可读存储介质,其中,所述计算所述数据集合的信息熵以确定所述数据集合的定性分析维度的步骤,包括:汇总数据集合的历史业务数据中各定性维度下的定性信息以获得定性集合;通过预设的信息增益模型计算所述定性集合中各种类定性信息出现的概率,以获得与所述定性集合对应的定性维度的信息熵;将信息熵小于预设的信息阈值的定性维度,设为所述数据集合的定性分析维度。
- 根据权利要求15所述的计算机可读存储介质,其中,所述根据各定性分析维度下的定性信息制定所述数据集合的定性判断条件的步骤,包括:将数据集合中在所述定性分析维度下出现概率最高的定性种类设为判断值域;从预设的定性映射表中获取与所述定性分析维度对应的判断方式,及汇总所述判断值域和判断方式生成所述数据集合的定性判断条件;所述计算所述数据集合的最大密度范围以确定所述数据集合的定量分析维度的步骤,包括:通过预设的均值漂移模型计算所述数据集合中各定量维度下定量信息的最大密度范围;提取所述最大密度范围中定量信息的数量,若该数量大于预设的定量阈值,则将所述最大密度范围所对应的定量维度设为所述数据集合的定量分析维度。
- 根据权利要求15所述的计算机可读存储介质,其中,所述根据各定量分析维度及其最大密度范围制定所述数据集合的定量判断条件的步骤,包括:从预设的定量映射表中获得定量分析维度的判断方式,并将所述最大密度范围作为判断值域;汇总所述判断值域和判断方式生成所述定量分析维度的定量判断条件。
- 根据权利要求15所述的计算机可读存储介质,其中,根据所述定性判断条件及定量判断条件计算所述待评估数据与各数据集合之间的相关度并获得相关评估值的 步骤,包括:根据各数据集合的定性判断条件,计算待评估数据的定性信息与所述各数据集合之间的相关度,以获得定性评估值;根据各数据集合的定量判断条件,计算待评估数据的定量信息与所述各数据集合之间的相关度,以获得定量评估值;对所述定量评估值和定性评估值进行加权计算,获得反映所述待评估数据与各数据集合之间匹配度的相关评估值。
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