CN115618076B - Hydrogeological data management method - Google Patents

Hydrogeological data management method Download PDF

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CN115618076B
CN115618076B CN202211387763.7A CN202211387763A CN115618076B CN 115618076 B CN115618076 B CN 115618076B CN 202211387763 A CN202211387763 A CN 202211387763A CN 115618076 B CN115618076 B CN 115618076B
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hydrogeological
interval
curve
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correlation
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CN115618076A (en
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张馨
洪欢仁
马聪
许传杰
徐蒙
张军
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First Geological Brigade of Shandong Provincial Bureau of Geology and Mineral Resources of First Geological and Mineral Exploration Institute of Shandong Province
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Abstract

The application relates to the technical field of data processing, in particular to a hydrogeological data management method. The method comprises the following steps: acquiring hydrogeological data of a target area, and establishing a hydrogeological curve of each category according to the hydrogeological data and acquisition time of the hydrogeological data; obtaining the correlation degree between the target category and the first candidate category; determining a second candidate category from the first candidate category; acquiring the number of homogeneous extreme points and the number of non-homogeneous extreme points in a first hydrogeological curve of a target category and a second hydrogeological curve of a second candidate category; and correcting the correlation degree to obtain the influence degree of the target class on the second candidate class, and displaying the hydrogeological data and the influence degree of the second candidate class when the hydrogeological data of the target class is detected to be displayed. The method and the device improve the accuracy of the correlation evaluation between different types of hydrogeological data, and can evaluate the influence between the related hydrogeological data.

Description

Hydrogeological data management method
Technical Field
The application relates to the technical field of data processing, in particular to a hydrogeological data management method.
Background
The hydrogeological data is used for research work of hydrogeology such as water resource scheduling, water resource demonstration, water environment protection, flood prevention and drought resistance, the hydrogeological data in the hydrogeological data management system is large in data volume and multiple in category, the hydrogeological data needs to be managed, and in the management process, the related hydrogeological data needs to be managed so as to be convenient for a user to inquire.
In the prior art, a data scatter diagram is adopted to determine a pearson correlation coefficient between different types of hydrogeological data, and the correlation between the different types of hydrogeological data is represented by the pearson correlation coefficient, while the pearson correlation coefficient can only represent the linear correlation of the data, the accuracy of the evaluation of the correlation between the non-linearly correlated hydrogeological data is low, and the influence of one type of hydrogeological data on the change of the data of the other type of hydrogeological data is difficult to evaluate in the prior art for the hydrogeological data with the correlation.
Disclosure of Invention
In order to solve the above technical problem, an object of the present application is to provide a method for hydrogeological data management, which adopts the following technical solutions:
the application provides a hydrogeological data management method, which comprises the following steps:
acquiring hydrogeological data of a target area, wherein the hydrogeological data comprises a plurality of categories;
establishing a hydrogeological curve of each category according to the hydrogeological data and the acquisition time of the hydrogeological data;
obtaining a correlation degree between a target category and a first candidate category based on the change trend and the change amplitude of the hydrogeological curve, wherein the first candidate category is other categories except the target category;
determining the category of which the correlation degree is greater than a correlation degree threshold value from the first candidate category as a second candidate category;
acquiring the number of homogeneous extreme points and the number of non-homogeneous extreme points at the same position in the first hydrogeological curve of the target category and the second hydrogeological curve of the second candidate category;
correcting the correlation degree based on the number of the extreme points of the same kind and the number of the extreme points of non-same kind, obtaining the influence degree of the target category on the second candidate category;
and when the hydrogeological data of the target category is detected to be displayed, displaying the hydrogeological data of the second candidate category and the influence degree.
In some embodiments, the modifying the correlation based on the number of extreme points of same kind and the number of extreme points of non-same kind to obtain the influence of the target class on the second candidate class includes:
determining the correlation enhancement weight of the correlation according to the number of the like extreme points;
determining the correlation weakening weight of the correlation according to the number of the non-homogeneous extreme points;
and correcting the correlation degree according to the correlation degree enhancement weight and the correlation degree weakening weight to obtain the influence degree.
In some embodiments, the obtaining a correlation between the target category and the first candidate category based on the variation trend and the variation amplitude of the hydrogeological curve includes:
acquiring an extreme point in a first hydrogeological curve of the target category;
dividing the data range interval of the hydrogeological data into a plurality of candidate intervals by taking the extreme point as a reference;
determining a trend-related interval from the plurality of candidate intervals based on the variation trend of the hydrogeological curve, wherein the trend-related interval is an interval with the same variation trend between the first hydrogeological curve and a second hydrogeological curve of the first candidate category;
and acquiring the correlation degree between the target category and the first candidate category based on the trend correlation interval.
In some embodiments, the determining a trend-related interval from the plurality of candidate intervals based on the trend of change of the hydrogeological curve comprises:
for each candidate interval, judging whether the change trends of the first hydrogeological curve and the second hydrogeological curve of the first candidate category in the candidate interval are the same;
and if the change trends of the first hydrogeological curve and the second hydrogeological curve in the candidate interval are the same, determining the candidate interval as the trend correlation interval.
In some embodiments, the interval endpoints of the candidate interval include a first interval endpoint and a second interval endpoint, and the determining whether the first hydrogeological curve and the second hydrogeological curve have the same variation trend within the candidate interval includes:
acquiring first endpoint data of the first hydrogeological curve at the first interval endpoint and second endpoint data of the first hydrogeological curve at the second interval endpoint;
calculating the difference value of the first endpoint data and the second endpoint data to be a first interval endpoint difference value of the candidate interval, and taking the positive and negative of the first interval endpoint difference value as the change trend of the first hydrogeological curve in the candidate interval;
acquiring third endpoint data of the second hydrogeological curve at the first interval endpoint and fourth endpoint data of the second hydrogeological curve at the second interval endpoint;
calculating the difference value between the third end point data and the fourth end point data to be a second interval end point difference value of the candidate interval, and taking the positive and negative of the second interval end point difference value as the change trend of the second hydrogeological curve in the candidate interval;
if the first interval endpoint difference value and the second interval endpoint difference value are consistent in positive and negative, determining that the first hydrogeological curve and the second hydrogeological curve in the candidate interval have the same change trend;
and if the positive and negative of the first interval endpoint difference value and the second interval endpoint difference value are inconsistent, determining that the change trends of the first hydrogeological curve and the second hydrogeological curve in the candidate interval are different.
In some embodiments, the obtaining the correlation between the target category and the first candidate category based on the trend correlation interval includes:
acquiring the variation trend correlation degree and the variation amplitude correlation degree between the target category and the first candidate category based on the trend correlation interval;
and acquiring the correlation degree based on the variation trend correlation degree and the variation amplitude correlation degree.
In some embodiments, the obtaining of the correlation of the variation trend includes:
and calculating the interval length ratio of the trend correlation interval and the data range interval as the change trend correlation degree.
In some embodiments, the obtaining of the correlation of the variation amplitude includes:
determining the absolute value of the first interval endpoint difference value of the trend-related interval as a first amplitude value of the first hydrogeological curve in the trend-related interval, and calculating a first amplitude ratio of the first amplitude value to the peak-to-peak value of the first hydrogeological curve;
determining the absolute value of the endpoint difference value of the second interval of the trend-related interval as a second amplitude value of the second hydrogeological curve in the trend-related interval, and calculating a second amplitude ratio of the second amplitude value to the peak-to-peak value of the second hydrogeological curve;
and obtaining the change amplitude correlation degree based on the first amplitude ratio and the second amplitude ratio.
In some embodiments, said obtaining said variation amplitude correlation based on said first amplitude ratio and said second amplitude ratio comprises:
calculating the variation amplitude correlation according to a variation amplitude correlation formula, wherein the variation amplitude correlation formula comprises:
Figure SMS_1
wherein,
Figure SMS_2
in a degree dependent on the magnitude of the change>
Figure SMS_3
Is a positive integer, is selected>
Figure SMS_4
Is the first->
Figure SMS_5
A first amplitude ratio, based on the trend-related interval>
Figure SMS_6
Is the first->
Figure SMS_7
A second magnitude ratio for a trend-related interval>
Figure SMS_8
The number of trend correlated intervals.
The application has the following beneficial effects:
in the embodiment of the application, the correlation degrees among different types of hydrogeological data are obtained according to the variation trend and the variation amplitude of different hydrogeological curves, the variation trend and the variation amplitude of the hydrogeological data are considered at the same time, and the correlation among the different types of hydrogeological data is comprehensively evaluated through the variation trend relation and the variation amplitude relation among the different types of hydrogeological data, so that the non-linear correlation evaluation among the different types of hydrogeological data is realized, and the accuracy of the correlation evaluation is improved. And correcting the correlation degree between different types of hydrogeological data according to the number of similar extreme points and the number of non-similar extreme points in different hydrogeological curves to obtain the influence degree between different types of hydrogeological data, wherein the influence degree characterizes the influence of one type of hydrogeological data on the data change of the other type of hydrogeological data, so that the influence evaluation between the related hydrogeological data is realized.
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In order to more clearly illustrate the technical solutions and advantages of the embodiments of the present application or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic flow chart of a hydrogeological data management method according to an embodiment of the present application.
Detailed Description
To further illustrate the technical means and effects of the present application for achieving the predetermined invention, the following detailed description of a hydrogeological data management method according to the present application, its specific implementation, structure, features and effects will be given in conjunction with the accompanying drawings and preferred embodiments. In the following description, different "one embodiment" or "another embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
The following specifically describes a specific scheme of the hydrogeological data management method provided by the present application with reference to the accompanying drawings.
Fig. 1 is a schematic flow chart of a hydrogeological data management method according to an embodiment of the present disclosure. As shown in fig. 1, the method comprises the steps of:
s101, acquiring hydrogeological data of a target area, wherein the hydrogeological data comprises a plurality of categories.
The target area is any geographical area concerned by the embodiment of the present application, and is not limited to this. In some embodiments, a geographic area of 5km x 5km may be selected as the target area.
The categories may include, among other things, temperature, humidity, altitude, precipitation, water flow, etc.
The hydrogeological data of each category may be collected at set time intervals, where the set time intervals may be set according to actual needs, for example, the set time intervals may be set to 1 minute, 10 minutes, 1 hour, and the like, which is not limited in this respect.
It should be noted that, in the embodiment of the present application, the acquisition time of each category of hydrogeological data is consistent.
And S102, establishing a hydrogeological data curve of each category according to the hydrogeological data and the acquisition time of the hydrogeological data.
The acquisition time of hydrogeological data is used as an abscissa, the hydrogeological data is used as an ordinate, a coordinate system is constructed, and then all hydrogeological data in the coordinate system are connected through smooth curves to obtain hydrogeological data curves of each category.
S103, obtaining the correlation between the target category and a first candidate category based on the change trend and the change amplitude of the hydrogeological curve, wherein the first candidate category is other categories except the target category. It should be noted that the target category may be any of a plurality of categories of hydrogeological data.
The relevance score characterizes a degree of relevance between the target category and the first candidate category.
The variation trend comprises an ascending trend and a descending trend, and the variation amplitude is the amplitude of the ascending or descending of the hydrogeological data curve in different intervals.
For two types of hydrogeological data curves with similar change trends and similar change amplitudes, the hydrogeological data of the two types often have certain correlation, namely the hydrogeological data of one type influences the change of the hydrogeological data of the other type, or the hydrogeological data of the two types influence each other.
In the embodiment of the present application, the process of obtaining the correlation between the target category and the first candidate category based on the variation trend and the variation amplitude of the hydrogeological curve includes, but is not limited to, the following steps:
s201, obtaining extreme points in the first hydrogeological curve of the target category.
In some embodiments, the difference between each adjacent discrete point in the first hydrogeological curve may be calculated according to a set calculation order to obtain a difference sequence, and determine whether signs of adjacent difference values in the difference sequence are consistent, if not, the middle discrete point of the three discrete points forming the adjacent difference value is considered as an extreme point. For example, if the v-th difference is opposite in sign to the v + 1-th difference, the v + 1-th discrete point is an extreme point, where v is a positive integer.
It should be noted that the calculation order is set to include two calculation orders, i.e., a calculation order from a previous discrete point to a next discrete point, and a calculation order from a next discrete point to a previous discrete point, which may be optional, and is not limited in this respect.
In other embodiments, the variation trend of the first hydrogeological curve may be analyzed to determine an ascending trend interval and a descending trend interval in the first hydrogeological curve, and then a discrete point coinciding between the ascending trend interval and the descending trend interval, or a discrete point coinciding between the descending trend interval and the ascending trend interval may be used as an extreme point in the first hydrogeological curve.
It should be noted that the extreme points in the embodiments of the present application are discrete points in the hydrogeological data of the target region, and are obtained by using the method described in the embodiments of the present application, and are not described in detail in the following embodiments.
And S202, dividing the data range interval of the hydrogeological data into a plurality of candidate intervals by taking the extreme point as a reference.
The data range interval of the hydrogeological data is an interval of a first hydrogeological curve of a target category or a second hydrogeological curve of a first candidate category, and the interval ranges of the first hydrogeological curve and the second hydrogeological curve are consistent.
And S203, determining a trend related interval from a plurality of candidate intervals based on the change trend of the hydrogeological curve, wherein the trend related interval is an interval with the same change trend between the first hydrogeological curve and the second hydrogeological curve of the first candidate category.
Optionally, for each candidate interval, determining whether the variation trends of the first hydrogeological curve in the candidate interval and the second hydrogeological curve in the first candidate category are the same, and if the variation trends of the first hydrogeological curve in the candidate interval and the second hydrogeological curve in the first candidate category are the same, determining that the candidate interval is a trend-related interval.
The interval endpoints of the candidate interval comprise a first interval endpoint and a second interval endpoint, wherein the first interval endpoint is a left endpoint of the candidate interval, the second interval endpoint is a right endpoint of the candidate interval, or the first interval endpoint is a right endpoint of the candidate interval, and the second interval endpoint is a left endpoint of the candidate interval.
In some embodiments, first endpoint data of the first hydrogeological curve at the end point of the first interval and second endpoint data of the first hydrogeological curve at the end point of the second interval are obtained, then a difference value between the first endpoint data and the second endpoint data is calculated to be a first interval endpoint difference value of the candidate interval, and the positive and negative of the first interval endpoint difference value is used as a change trend of the first hydrogeological curve in the candidate interval.
And acquiring third end point data of the second hydrogeological curve at the first interval end point and fourth end point data of the second hydrogeological curve at the second interval end point, then calculating the difference value of the third end point data and the fourth end point data as a second interval end point difference value of the candidate interval, and taking the positive and negative of the second interval end point difference value as the change trend of the second hydrogeological curve in the candidate interval.
If the positive and negative of the first interval endpoint difference value and the second interval endpoint difference value are consistent, determining that the change trends of the first hydrogeological curve and the second hydrogeological curve in the candidate interval are the same; and if the positive and negative of the first interval endpoint difference value and the second interval endpoint difference value are inconsistent, determining that the change trends of the first hydrogeological curve and the second hydrogeological curve in the candidate interval are different.
S204, acquiring the correlation degree between the target category and the first candidate category based on the trend correlation interval.
In the embodiment of the present application, the obtaining of the correlation between the target category and the first candidate category based on the trend correlation interval includes, but is not limited to, the following steps:
s301, based on the trend correlation interval, obtaining the change trend correlation degree and the change amplitude correlation degree between the target category and the first candidate category.
Optionally, the obtaining process of the correlation degree of the variation trend includes: and calculating the interval length ratio of the trend correlation interval and the data range interval as the correlation degree of the change trend.
In some implementations, the degree of correlation of the trend of change between the target category and the first candidate category may be calculated by the following formula (1):
Figure SMS_9
wherein,
Figure SMS_10
for a trend-dependent degree of change, a decision is made as to whether a change is positive or negative>
Figure SMS_11
Is the number of the trend-related interval>
Figure SMS_12
Is a positive integer, is selected>
Figure SMS_13
Represents a trend-related interval, is>
Figure SMS_14
Is the first->
Figure SMS_15
The section length of the trend-related section->
Figure SMS_16
Is the interval length of the data range interval.
In other implementations, if the change trends of the first hydrogeological curve and the second hydrogeological curve in the candidate interval are different, the candidate interval is determined to be a non-trend related interval, and after the non-trend related interval is determined, the change trend correlation degree between the target category and the first candidate category is calculated by the following formula (2):
Figure SMS_17
wherein,
Figure SMS_18
for a trend-dependent degree of change, a decision is made as to whether a change is positive or negative>
Figure SMS_19
Number of non-trending relevant intervals>
Figure SMS_20
Is a positive integer, <' > based on>
Figure SMS_21
Represents a non-trend related interval, is>
Figure SMS_22
Is the first->
Figure SMS_23
The length of the interval not being trend-related, is->
Figure SMS_24
Is the interval length of the data range interval.
Further, optionally, the obtaining process of the amplitude correlation degree includes: determining the absolute value of the endpoint difference value of the first interval of the trend-related interval as the first amplitude value of the first hydrogeological curve in the trend-related interval, calculating a first amplitude ratio of the first amplitude value to the peak-to-peak value of the first hydrogeological curve, determining the absolute value of the endpoint difference value of the second interval of the trend-related interval as the second amplitude value of the second hydrogeological curve in the trend-related interval, calculating a second amplitude ratio of the second amplitude value to the peak-to-peak value of the second hydrogeological curve, and acquiring the variation amplitude correlation degree based on the first amplitude ratio and the second amplitude ratio.
Wherein the peak-to-peak value is a difference between a maximum value and a minimum value of the hydrogeological data curve.
Optionally, the variation amplitude correlation is calculated according to a variation amplitude correlation formula, wherein the variation amplitude correlation formula (3) includes:
Figure SMS_25
(3)
wherein,
Figure SMS_26
for a degree of amplitude dependence, is>
Figure SMS_27
Is a positive integer->
Figure SMS_28
Is the first->
Figure SMS_29
A first amplitude ratio, based on the trend-related interval>
Figure SMS_30
Is the first->
Figure SMS_31
A second amplitude ratio, based on the trend-related interval>
Figure SMS_32
The number of trend related intervals.
S302, obtaining the correlation degree based on the variation trend correlation degree and the variation amplitude correlation degree.
Specifically, the correlation between the target category and the first candidate category may be calculated by the following formula (4):
Figure SMS_33
wherein,
Figure SMS_34
is related, is>
Figure SMS_35
For a trend-dependent degree of change, a decision is made as to whether a change is positive or negative>
Figure SMS_36
Is the amplitude of variation correlation.
As a possible case, different weights may be respectively given to the variation trend correlation degree and the variation amplitude correlation degree according to the influence degree of the variation trend correlation degree and the variation amplitude correlation degree on the correlation, and the product of the variation trend correlation degree and the variation amplitude correlation degree after the weights are given is used as the correlation degree.
And S104, determining the category with the correlation degree larger than the correlation degree threshold value from the first candidate category as a second candidate category.
It should be noted that the correlation threshold may be set according to actual scene requirements, and is not limited herein, and optionally, the correlation threshold is 0.5.
After obtaining the correlation degree between the target category and the first candidate category, determining whether the correlation degree is greater than a correlation degree threshold value, if so, determining that the hydrogeological data of the target category has the correlation with the first candidate category, and taking the first candidate category as a second candidate category, and if not, determining that the hydrogeological data of the target category does not have the correlation with the first candidate category.
After determining the second candidate category, the second candidate category may be associated with the target category, to facilitate management and querying of the hydrogeological data of the target category and the hydrogeological data of the second candidate category.
In the above embodiment, it has been determined that there is a correlation between the target category and the second candidate category, that is, a change in the hydrogeological data of the target category can affect a change in the hydrogeological data of the second candidate category, but the hydrogeological data of the target category affects the hydrogeological data of each second candidate category to a different extent, and therefore, it is also necessary to determine the degree of the influence of the hydrogeological data of the target category on the hydrogeological data of each second candidate category.
S105, acquiring the number of homogeneous extreme points and the number of non-homogeneous extreme points at the same position in the first hydrogeological curve of the target category and the second hydrogeological curve of the second candidate category. The extreme point category comprises a maximum point, a minimum point and a non-extreme point.
And taking the abscissa position of each extreme point in the first hydrogeological curve as a reference, comparing the extreme point in the first hydrogeological curve with the discrete point at the same position in the second hydrogeological curve, if the extreme point and the discrete point are both the extreme points, determining that the extreme point is the same-class extreme point, and if the extreme point is the maximum point, determining that the discrete point is the minimum point or the off-line point is not the extreme point, determining that the extreme point is the non-same-class extreme point.
For example, assume that the extreme point A in the first hydrogeological curve is
Figure SMS_37
Point B in the second hydrogeological curve is ^>
Figure SMS_38
If the point A is a maximum value point and the point B is a maximum value point, determining that the point A is a similar maximum value point; if the point A is a maximum value point and the point B is a minimum value point, determining the point A to be a non-homogeneous extreme value point; and if the point A is the maximum point and the point B is not the extreme point, determining that the point A is the non-homogeneous extreme point.
And S106, correcting the correlation degree based on the number of the similar extreme points and the number of the non-similar extreme points to obtain the influence degree of the target class on the second candidate class.
The influence degree characterizes the influence degree of the target category on the second candidate category, namely the influence of the data change of the hydrogeological data of the target category on the data change of the hydrogeological data of the second candidate category.
In the embodiment of the application, the influence degrees of the hydrogeological data of the target category on the hydrogeological data of different second candidate categories are different, the correlation degree can be corrected to obtain the corrected influence degree, and the influence degrees of the hydrogeological data of the target category on the second hydrogeological data of different second candidate categories are characterized through the influence degrees.
Optionally, the correlation enhancement weight of the correlation is determined according to the number of the similar extreme points, the correlation weakening weight of the correlation is determined according to the number of the non-similar extreme points, and the correlation is corrected according to the correlation enhancement weight and the correlation weakening weight to obtain the influence degree.
Specifically, the degree of influence of the target class on the second candidate class may be obtained by correcting the correlation between the target class and the second candidate class according to the following formula (5):
Figure SMS_39
;/>
wherein,
Figure SMS_41
to influence the degree>
Figure SMS_44
Is related, is>
Figure SMS_46
Is the number of the same extreme points, and is used for judging whether the corresponding extreme points are present>
Figure SMS_42
Number of non-homogeneous extreme points, based on the number of the most recent extreme points>
Figure SMS_45
To adjust the coefficient, optionally>
Figure SMS_47
Wherein is present>
Figure SMS_48
Is the interval length of the data range interval,
Figure SMS_40
represents a relevance enhancing weight, <' > based on the correlation>
Figure SMS_43
Indicating a correlation decreasing weight.
Further, in order to improve the accuracy of the influence degree, the correlation degrees may be arranged in order from large to small to obtain a correlation degree sequence, then the correlation degrees in the correlation degree sequence are grouped to obtain a plurality of groups, and the variable in the formula (5) is determined according to the group in which each correlation degree is located
Figure SMS_49
And a variable->
Figure SMS_50
Is constrained to avoid overcorrecting the correlation.
Illustratively, assume a maximum correlation of
Figure SMS_51
With a minimum correlation ≦>
Figure SMS_52
The correlation in the correlation sequence is divided into five groups, the first group:
Figure SMS_53
And, a second group:
Figure SMS_54
and the third group:
Figure SMS_55
and the fourth group:
Figure SMS_56
and the fifth group:
Figure SMS_57
the variables in the above equation (5)
Figure SMS_58
And a variable->
Figure SMS_59
The following constraints are satisfied:
Figure SMS_60
where H is the packet sequence number.
Specifically, if the correlation is in the first group, then
Figure SMS_62
Maximum value of 0, is greater than or equal to>
Figure SMS_65
The maximum value is 4; if the degree of correlation is in a second packet, then->
Figure SMS_68
Maximum value of 1, is greater than or equal to>
Figure SMS_63
The maximum value is 3; if the correlation is in the third group, then
Figure SMS_64
Maximum value of 2, is greater or less than>
Figure SMS_67
The maximum value is 2; if the degree of correlation is in the fourth packet, then ^ er>
Figure SMS_70
The maximum value is 3, and the maximum value is,
Figure SMS_61
the maximum value is 1; if the degree of correlation is in a fifth group, then +>
Figure SMS_66
Maximum value of 4->
Figure SMS_69
The maximum value is 0;
it should be noted that, according to the constraint condition, when the number of like extreme points is less than or equal to the constrained maximum value,
Figure SMS_71
equal to the number of like extreme points; when the number of like extreme points is greater than the maximum value to be restricted, then>
Figure SMS_72
Equal to the constrained maximum value. When the number of non-homogeneous extrema points is less than or equal to the constrained maximum value, then->
Figure SMS_73
Equal to the number of like extreme points; when the number of like extreme points is greater than the maximum value to be restricted, then>
Figure SMS_74
Equal to the constrained maximum value.
S107, when the hydrogeological data of the target category is detected to be displayed, displaying the hydrogeological data and the influence degree of the second candidate category.
When the user inquires the hydrogeological data, the hydrogeological data inquired by the user is detected, and when the hydrogeological data of the target category is detected to be displayed, the hydrogeological data of the second candidate category and the influence degree of the target category on the second candidate category are displayed, so that the data inquiry of the user and the mastering of the data correlation can be facilitated.
In summary, in the embodiment of the application, the correlation degrees between different types of hydrogeological data are obtained according to the variation trend and the variation amplitude of different hydrogeological curves, the variation trend and the variation amplitude of the hydrogeological data are considered at the same time, and the correlation between different types of hydrogeological data is comprehensively evaluated through the variation trend relationship and the variation amplitude relationship between different types of hydrogeological data, so that the non-linear correlation evaluation between different types of hydrogeological data is realized, and the accuracy of the correlation evaluation is improved. And correcting the correlation degree between different types of hydrogeological data according to the number of similar extreme points and the number of non-similar extreme points in different hydrogeological curves to obtain the influence degree between different types of hydrogeological data, wherein the influence degree characterizes the influence of one type of hydrogeological data on the data change of the other type of hydrogeological data, so that the influence evaluation between related hydrogeological data is realized.
It should be noted that: the sequence of the embodiments of the present application is only for description, and does not represent the advantages and disadvantages of the embodiments. The processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing may also be possible or may be advantageous.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.
The above description is only a preferred embodiment of the present application and should not be taken as limiting the present application, and any modifications, equivalents, improvements and the like that are made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (8)

1. A hydrogeological data management method, characterized in that it comprises:
acquiring hydrogeological data of a target area, wherein the hydrogeological data comprises a plurality of categories;
establishing a hydrogeological curve of each category according to the hydrogeological data and the acquisition time of the hydrogeological data;
obtaining the correlation degree between a target category and a first candidate category based on the change trend and the change amplitude of the hydrogeological curve, wherein the first candidate category is other categories except the target category;
determining the category of which the correlation degree is greater than a correlation degree threshold value from the first candidate category as a second candidate category;
acquiring the number of homogeneous extreme points and the number of non-homogeneous extreme points at the same position in the first hydrogeological curve of the target category and the second hydrogeological curve of the second candidate category;
correcting the correlation degree based on the number of the extreme points of the same kind and the number of the extreme points of the non-same kind to obtain the influence degree of the target class on the second candidate class;
when the hydrogeological data of the target category is detected to be displayed, displaying the hydrogeological data of the second candidate category and the influence degree;
the obtaining of the correlation between the target category and the first candidate category based on the variation trend and the variation amplitude of the hydrogeological curve comprises:
acquiring extreme points in a first hydrogeological curve of the target category;
dividing the data range interval of the hydrogeological data into a plurality of candidate intervals by taking the extreme point as a reference;
determining a trend-related interval from the plurality of candidate intervals based on the variation trend of the hydrogeological curve, wherein the trend-related interval is an interval with the same variation trend between the first hydrogeological curve and a second hydrogeological curve of the first candidate category;
and acquiring the correlation degree between the target category and the first candidate category based on the trend correlation interval.
2. The method according to claim 1, wherein the modifying the correlation based on the number of homogeneous extreme points and the number of non-homogeneous extreme points to obtain the influence of the target class on the second candidate class comprises:
determining the correlation enhancement weight of the correlation according to the number of the like extreme points;
determining the correlation weakening weight of the correlation according to the number of the non-homogeneous extreme points;
and correcting the correlation degree according to the correlation degree enhancement weight and the correlation degree weakening weight to obtain the influence degree.
3. The method of claim 1, wherein determining a trend-relevant interval from the plurality of candidate intervals based on the trend of change of the hydrogeological curve comprises:
for each candidate interval, judging whether the change trends of the first hydrogeological curve and the second hydrogeological curve of the first candidate category in the candidate interval are the same;
and if the change trends of the first hydrogeological curve and the second hydrogeological curve in the candidate interval are the same, determining the candidate interval as the trend correlation interval.
4. The method according to claim 3, wherein the interval endpoints of the candidate interval comprise a first interval endpoint and a second interval endpoint, and the determining whether the variation trends of the first hydrogeological curve and the second hydrogeological curve in the candidate interval are the same comprises:
acquiring first endpoint data of the first hydrogeological curve at the first interval endpoint and second endpoint data of the first hydrogeological curve at the second interval endpoint;
calculating the difference value of the first endpoint data and the second endpoint data to be a first interval endpoint difference value of the candidate interval, and taking the positive and negative of the first interval endpoint difference value as the change trend of the first hydrogeological curve in the candidate interval;
acquiring third endpoint data of the second hydrogeological curve at the first interval endpoint and fourth endpoint data of the second hydrogeological curve at the second interval endpoint;
calculating the difference value of the third end point data and the fourth end point data to be a second interval end point difference value of the candidate interval, and taking the positive and negative of the second interval end point difference value as the change trend of the second hydrogeological curve in the candidate interval;
if the first interval endpoint difference value and the second interval endpoint difference value are consistent in positive and negative, determining that the first hydrogeological curve and the second hydrogeological curve in the candidate interval have the same change trend;
and if the positive and negative of the first interval endpoint difference value and the second interval endpoint difference value are inconsistent, determining that the change trends of the first hydrogeological curve and the second hydrogeological curve in the candidate interval are different.
5. The method according to claim 1, wherein the obtaining the correlation degree between the target category and the first candidate category based on the trend correlation interval comprises:
acquiring the variation trend correlation degree and the variation amplitude correlation degree between the target category and the first candidate category based on the trend correlation interval;
and acquiring the correlation degree based on the variation trend correlation degree and the variation amplitude correlation degree.
6. The method according to claim 5, wherein the obtaining process of the variation trend correlation degree comprises:
and calculating the interval length ratio of the trend correlation interval and the data range interval as the change trend correlation degree.
7. The method according to claim 5, wherein the obtaining process of the variation amplitude correlation comprises:
determining the absolute value of the first interval endpoint difference value of the trend-related interval as a first amplitude value of the first hydrogeological curve in the trend-related interval, and calculating a first amplitude ratio of the first amplitude value to the peak-to-peak value of the first hydrogeological curve;
determining the absolute value of the endpoint difference value of the second interval of the trend-related interval as a second amplitude value of the second hydrogeological curve in the trend-related interval, and calculating a second amplitude ratio of the second amplitude value to the peak-to-peak value of the second hydrogeological curve;
and obtaining the change amplitude correlation degree based on the first amplitude ratio and the second amplitude ratio.
8. The method of claim 7, wherein obtaining the change magnitude correlation based on the first magnitude ratio and the second magnitude ratio comprises:
calculating the variation amplitude correlation degree according to a variation amplitude correlation degree formula, wherein the variation amplitudeThe degree correlation formula includes:
Figure QLYQS_1
wherein,
Figure QLYQS_2
for a degree of amplitude dependence, is>
Figure QLYQS_3
Is a positive integer, is selected>
Figure QLYQS_4
Is the first->
Figure QLYQS_5
First amplitude ratio of trend correlation interval
Figure QLYQS_6
Is the first->
Figure QLYQS_7
A second amplitude ratio, based on the trend-related interval>
Figure QLYQS_8
The number of trend related intervals. />
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