CN114339817B - Drive test data presentation method and device - Google Patents
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Abstract
The embodiment of the invention provides a drive test data presentation method and device, wherein the method comprises the following steps: according to the test direction of the test line, importing corresponding abstract lattice drive test data; sequentially numbering all stations of the test line according to the test direction by taking the initial station of the test line as a reference, importing industrial parameter data, station basic information and line vector information associated with the stations, and establishing a station-level index table; sampling and aggregating the lattice drive test data according to a preset fixed unit length, and carrying out association matching on the sampled and aggregated lattice drive test data and cell information of each site based on the index table of the site level to obtain a cell level presentation analysis list; and searching and obtaining a cell-level index presentation result by taking a site as a unit based on the cell-level presentation analysis list. The embodiment of the invention realizes the cell-level presentation of the drive test data and can provide basis for the subsequent network optimization with finer granularity.
Description
Technical Field
The present invention relates to the field of wireless communication services, and in particular, to a drive test data presentation method and device.
Background
The road test data of the linear scenes such as subways and high-speed rails are important basic data sources for optimizing and analyzing the wireless network, and the wireless network (GSM, TD-LTE, LTE FDD) in the current linear scene is often covered by a plurality of frequency points or mixed modes to meet the user experience requirements, but because the linear scene trains need to frequently pass through road sections such as tunnels, culverts and the like, special road section test equipment such as tunnels, culverts and the like can not effectively realize GPS anchoring, the existing road test data can not be completely and intuitively presented, and meanwhile, the coverage conditions under different modes and different frequency points can not be presented according to cell levels, so that adverse effects are brought to the accuracy and efficiency of later network analysis and problem positioning, and the formulation of network optimization schemes and the like.
At present, the test is carried out under a linear scene mainly by means of a test terminal, information such as a train entering and exiting time stamp, a test direction and the like is manually recorded on a road section where a GPS cannot be anchored, and the key information obtained on site and the information such as cell performance data are utilized to establish association analysis, so that the analysis means is relatively single, the analysis means only rely on manual processing, the analysis efficiency is low, the accuracy is low, meanwhile, the analysis granularity is rough, and the assessment analysis of the fine basic coverage condition is difficult to effectively develop.
Disclosure of Invention
The embodiment of the invention provides a drive test data presentation method and device, which are used for solving the defects of low analysis efficiency, low accuracy and insufficient fine analysis granularity in the drive test data presentation in the prior art and realizing the fine presentation of the drive test data.
The embodiment of the invention provides a drive test data presentation method, which comprises the following steps:
according to the test direction of the test line, importing corresponding abstract lattice drive test data;
sequentially numbering all stations of the test line according to the test direction by taking the initial station of the test line as a reference, importing industrial parameter data, station basic information and line vector information associated with the stations, and establishing a station-level index table;
sampling and aggregating the lattice drive test data according to a preset fixed unit length, and carrying out association matching on the sampled and aggregated lattice drive test data and cell information of each site based on the index table of the site level to obtain a cell level presentation analysis list;
and searching and obtaining a cell-level index presentation result by taking a site as a unit based on the cell-level presentation analysis list.
According to one embodiment of the present invention, the lattice drive test data includes: reference signal received power RSRP and signal to interference plus noise ratio SINR;
the process parameter data associated with the site includes: the name, longitude and latitude information, frequency point number and physical cell identifier PCI of the cell corresponding to the site;
the site base information includes: longitude and latitude information of stations and length information of lines between adjacent stations;
the line vector information is obtained by processing lines among stations of each section into a plurality of discrete points according to the preset fixed unit length, and marking the discrete points by length information in sequence from small to large.
According to the drive test data presentation method of an embodiment of the present invention, the sampling aggregation is performed on the dot matrix drive test data according to a preset fixed unit length, and based on the index table of the site level, the correlation matching is performed on the dot matrix drive test data after the sampling aggregation and the cell information of each site, so as to obtain a cell level presentation analysis list, which includes:
constructing a cell-level presentation analysis list based on the index table of the site level;
starting from the initial site of the test line according to the test direction, executing the following steps on the sites of the test line one by one until all the sites of the test line are traversed:
sampling and aggregating the dot matrix drive test data according to a preset fixed unit length to obtain a plurality of aggregation values corresponding to indexes;
performing association matching on the aggregation values according to longitude and latitude information and cell information of the current site, and filling the successfully matched aggregation values into the cell-level presentation analysis list;
if the filled aggregate value is continuously absent or transited, checking the lattice drive test data to confirm whether the reasons for the transition or the absence of the corresponding indexes of the lattice drive test data are abnormal points and/or data loss caused by human factors in the test process.
According to an embodiment of the present invention, the method for presenting drive test data, after retrieving and obtaining a cell-level indicator presenting result in units of sites based on the cell-level presenting analysis list, further includes:
according to the cell-level presentation analysis list, respectively listing all frequency points of the corresponding whole line, filling the lattice drive test data after corresponding sampling aggregation according to the preset fixed unit length of the corresponding line under each site, and constructing a line presentation list under different frequency points;
and searching the display results of the basic coverage indexes of the different frequency points under the site based on the line display list under the different frequency points.
The embodiment of the invention also provides a drive test data presentation device, which comprises:
the drive test data acquisition module is used for importing corresponding abstract lattice drive test data according to the test direction of the test line;
the station information acquisition module is used for sequentially numbering all stations of the test line according to the test direction by taking the initial station of the test line as a reference, importing industrial parameter data, station basic information and line vector information associated with the stations and establishing a station-level index table;
the cell level matching module is used for carrying out sampling aggregation on the lattice drive test data according to a preset fixed unit length, carrying out association matching on the sampled and aggregated lattice drive test data and cell information of each site based on the index table of the site level, and obtaining a cell level presentation analysis list;
and the cell-level presenting module is used for searching and obtaining a cell-level index presenting result by taking stations as units based on the cell-level presenting analysis list.
According to one embodiment of the present invention, the lattice drive test data includes: reference signal received power RSRP and signal to interference plus noise ratio SINR;
the process parameter data associated with the site includes: the name, longitude and latitude information, frequency point number and physical cell identifier PCI of the cell corresponding to the site;
the site base information includes: longitude and latitude information of stations and length information of lines between adjacent stations;
the line vector information is obtained by processing lines among stations of each section into a plurality of discrete points according to the preset fixed unit length, and marking the discrete points by length information in sequence from small to large.
According to one embodiment of the present invention, the cell-level matching module is configured to:
constructing a cell-level presentation analysis list based on the index table of the site level;
starting from the initial site of the test line according to the test direction, executing the following steps on the sites of the test line one by one until all the sites of the test line are traversed:
sampling and aggregating the dot matrix drive test data according to a preset fixed unit length to obtain a plurality of aggregation values corresponding to indexes;
performing association matching on the aggregation values according to longitude and latitude information and cell information of the current site, and filling the successfully matched aggregation values into the cell-level presentation analysis list;
if the filled aggregate value is continuously absent or transited, checking the lattice drive test data to confirm whether the reasons for the transition or the absence of the corresponding indexes of the lattice drive test data are abnormal points and/or data loss caused by human factors in the test process.
The drive test data presentation device according to an embodiment of the present invention further includes:
the frequency point level matching module is used for respectively listing all frequency points of the corresponding whole line according to the cell level presentation analysis list, filling the dot matrix drive test data after corresponding sampling aggregation according to the preset fixed unit length of the corresponding line under each site, and constructing a line presentation list under different frequency points;
and the frequency point level presenting module is used for searching the presentation results of the basic coverage indexes of different frequency points under the site based on the line presentation list under the different frequency points.
The embodiment of the invention also provides electronic equipment, which comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor realizes the steps of any one of the drive test data presentation methods when executing the program.
The embodiments of the present invention also provide a non-transitory computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements the steps of the drive test data presentation method as described in any of the above.
According to the drive test data presentation method and device, the abstract dot matrix drive test data is associated and matched with the cell information among all sites of the test line, so that cell-level presentation of the drive test data is realized, the basic coverage condition among all sites under each line can be intuitively presented, and a basis is provided for subsequent network optimization with finer granularity.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a flow chart of a drive test data presentation method according to an embodiment of the invention;
FIG. 2 is a flowchart illustrating a method for presenting drive test data according to another embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating a structure of a drive test data presenting apparatus according to an embodiment of the present invention;
fig. 4 is a schematic physical structure of an electronic device according to an embodiment of the invention.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Fig. 1 is a flow chart of a drive test data presentation method according to an embodiment of the present invention, including:
step 100, importing corresponding abstract lattice drive test data according to the test direction of a test line;
specifically, the test line may refer to a subway line in a city, or may be a railway line. The lattice drive test data is data in a lattice form generated after matching and correlating the full drive test data with the road vector data, and the lattice drive test data comprises network quality index data such as Reference Signal Received Power (RSRP) obtained by actual measurement, signal-to-interference-plus-noise ratio (SINR) and the like.
Step 101, sequentially numbering all stations of the test line according to a test direction by taking a starting station of the test line as a reference, importing industrial parameter data, station basic information and line vector information associated with the stations, and establishing a station-level index table;
specifically, all stations of the test line are numbered sequentially according to the test direction and with reference to the initial station of the test line, for example, the initial station is numbered 1, the stations of the test line are numbered sequentially and incrementally, an empty station-level index table is established, and the station-level index table is imported with the industrial parameter data, station base information and line vector information associated with the stations, thereby obtaining a station-level index table S i (i＝1,…,N)。
Wherein the process data associated with the site includes, but is not limited to: the name, longitude and latitude information, frequency point number and physical cell identifier PCI of the cell corresponding to the site;
the site base information includes, but is not limited to: longitude and latitude information of stations and length information of lines between adjacent stations;
the line vector information is obtained by processing lines among stations of each section into a plurality of discrete points according to the preset fixed unit length, and marking the discrete points by length information in sequence from small to large. For example, when the length of a site adjacent thereto is 1930 meters, the total number of discrete points is 39, and the discrete points are sequentially marked as 0, 50, 150, … and 1930, wherein the last discrete point is marked as the final length.
102, sampling and aggregating the lattice drive test data according to a preset fixed unit length, and carrying out association matching on the sampled and aggregated lattice drive test data and cell information of each site based on the index table of the site level to obtain a cell level presentation analysis list;
specifically, the abstracted lattice drive test data are respectively matched and associated with the position information and the cell information (including the cell global identifier CGI, PCI, frequency point number, cell name and the like) of each site of the test line according to the test direction.
Firstly, sampling and aggregating the lattice drive test data according to a preset fixed unit length, so that compression of the lattice drive test data is realized, and the data processing amount is reduced.
And then, based on the index table of the site level, carrying out association matching on the dot matrix drive test data after sampling aggregation and the cell information of each site to obtain a cell level presentation analysis list.
The association matching means that for a site, from an initial discrete point of the site, the cell frequency point and the PCI are associated and matched in a mode of incremental traversal search according to the preset fixed unit length, so that cells of different CGIs under the site are respectively filled with the dot matrix drive test data after corresponding aggregation.
Finally, a cell-level presence analysis list T is obtained j List T j And sequentially storing all data after aggregation and association matching, wherein the data comprises the total data of the sites, the total cell information and the lattice drive test data under each site.
And step 103, searching and obtaining a cell-level index presentation result by taking a site as a unit based on the cell-level presentation analysis list.
Finally, an analysis list T is presented according to the cell level j Can quickly search different CGI cells (same frequency point/different PCI, different frequency point/samePCI, different frequency points/different PCI), the index can be correspondingly colored and marked according to the conventional segmentation value, the whole section of line index presentation under the site can be realized, and a reference basis can be effectively provided for the later-stage accurate network optimization.
According to the drive test data presentation method provided by the embodiment of the invention, through carrying out association matching on the abstracted dot matrix drive test data and the cell information among all stations of the test line, the cell-level presentation of the drive test data is realized, the basic coverage condition among all stations under each line can be intuitively presented, and a basis is provided for the follow-up network optimization with finer granularity.
Based on the foregoing embodiment, step 102 performs sampling aggregation on the lattice drive test data according to a preset fixed unit length, and performs association matching on the sampled and aggregated lattice drive test data and cell information of each site based on the site-level index table, so as to obtain a cell-level presentation analysis list, which includes:
constructing a cell-level presentation analysis list based on the index table of the site level;
starting from the initial site of the test line according to the test direction, executing the following steps on the sites of the test line one by one until all the sites of the test line are traversed:
sampling and aggregating the dot matrix drive test data according to a preset fixed unit length to obtain a plurality of aggregation values corresponding to indexes;
performing association matching on the aggregation values according to longitude and latitude information and cell information of the current site, and filling the successfully matched aggregation values into the cell-level presentation analysis list;
if the filled aggregate value is continuously absent or transited, checking the lattice drive test data to confirm whether the reasons for the transition or the absence of the corresponding indexes of the lattice drive test data are abnormal points and/or data loss caused by human factors in the test process.
Specifically, starting from the initial site of the test line according to the test direction, executing the following steps on the sites of the test line one by one until all the sites of the test line are traversed:
and for the current site, sampling and aggregating the lattice drive test data according to a preset fixed unit length to obtain a plurality of aggregation values. The aggregation mode can adopt an average value calculation mode, and the average value is taken as an aggregated value on the basis of original abstract lattice drive test data. And finally, if the fixed unit length multiple is not met, marking the terminal value as consistent with the length of the station line, and taking the value obtained by aggregating the rest dot matrix data as the terminal value.
And then, carrying out association matching on the cell frequency points and the PCI from the initial discrete point of the current site according to the preset fixed unit length incremental traversal search mode, so that the cells of different CGI under the site are respectively filled with the dot matrix drive test data after corresponding aggregation.
On the basis, traversing checking is respectively carried out on the filled dot matrix data, if discontinuous filling/transition exists in the dot matrix drive test data which is sampled and aggregated under the PCI corresponding to any frequency point (generally, at least x continuous discrete point deletions or the difference between a corresponding RSRP level value and front and rear dot matrix data is larger than a specific threshold value), the abstract dot matrix data of the original data is incomplete, the dot matrix drive test data is required to be checked again to confirm whether the reasons for causing the transition or the deletion of the corresponding index of the dot matrix drive test data are abnormal points and/or the data loss caused by human factors in the test process, and if the reasons for causing the transition or the deletion of the corresponding index of the dot matrix drive test data are abnormal points and/or the data loss caused by human factors in the test process, the driving test is inaccurate, and the dot matrix drive test data are required to be acquired again. Otherwise, go through to the current site S i The last discrete point (i.e., the abstraction fills the entire line representation corresponding to the station is complete).
After the sampling aggregation and the association matching are completed, the current site and related information are removed from the index table and stored into a cell-level presentation analysis list T j Is a kind of medium.
After traversing all sites, obtaining cell levelPresenting an analysis list T j . List T j And sequentially storing all data after aggregation and association matching, wherein the data comprises the total data of the sites, the total cell information and the lattice drive test data under each site.
According to the drive test data presentation method provided by the embodiment of the invention, the abstract dot matrix drive test data is associated and matched with the cell information among all sites of the test line, so that the cell-level presentation of the drive test data is realized, the basic coverage condition among all sites under each line can be intuitively presented, errors in the test recording process can be effectively identified and found, and a basis is provided for the follow-up finer-granularity network optimization.
Based on the content of the foregoing embodiment, after retrieving and obtaining the cell-level indicator presentation result in units of sites based on the cell-level presentation analysis list, the method further includes:
according to the cell-level presentation analysis list, respectively listing all frequency points of the corresponding whole line, filling the lattice drive test data after corresponding sampling aggregation according to the preset fixed unit length of the corresponding line under each site, and constructing a line presentation list under different frequency points;
and searching the display results of the basic coverage indexes of the different frequency points under the site based on the line display list under the different frequency points.
Specifically, a line presentation list P under different frequency points is constructed k (k=1, …, N). Specifically, list T is utilized j And respectively listing all frequency points of the corresponding whole line, filling the corresponding line under each site in the same incremental mode taking the basic length as a unit (a plurality of values can exist in the filling process, and the average value or the optimal value of the corresponding subsampled and aggregated lattice drive test data can be generally replaced according to a conventional analysis method). Traversing all sites proceeds in the same manner until k=n.
Based on the line presentation list under different frequency points, the basic coverage index presentation of each frequency point taking the site as a unit can be quickly searched. According to list P k Can quickly search the basic coverage indexes of different frequency points under a specific site,the indexes can be correspondingly colored and marked according to the conventional segmentation values, the basic coverage indexes of different frequency points under the whole line can be presented, and a reference basis can be effectively provided for the network optimization of later finer granularity.
The drive test data presentation method provided by the embodiment of the invention realizes the frequency point level presentation of the drive test data, can intuitively present the coverage conditions of different frequency points under each site and each cell and different frequency points of the whole line, effectively identifies the continuity of coverage of each frequency point and the connection problem among cells, thereby improving the accuracy and the effectiveness of network optimization analysis and providing basis for the follow-up network optimization with finer granularity.
Fig. 2 is a flow chart of a drive test data presentation method according to another embodiment of the present invention, including:
abstract lattice drive test data, input station point information, line vector information and industrial parameter information are imported according to the forward and backward directions of the test;
the N stations of the line are sequenced from small to large according to the testing direction, the length of the line between each section of stations is recorded, and a station-level index table S is established i i＝1...N；
Site level S i Subsampling aggregation and association matching are carried out on information, lattice drive test data and cell information (PCI, frequency point numbers) in a multiplication mode according to a specific unit length, then traversing filling is carried out on the secondarily abstracted lattice drive test data according to a test line direction, whether continuous missing (jump) lattice data exist in the traversing filling or not is judged, if not, whether multiplication filling of a certain cell under the site and a corresponding frequency point is consistent with the tail end of the length of the section of line is judged;
if the information is consistent, removing the site i from the index table S, and storing the cell level information which is associated and matched with the site i into a cell level presentation analysis list T j In (a) and (b);
presenting an analysis list T in terms of cell levels j All the different frequency point information in the network are associated and matched according to the test direction and the site order, and a line presentation list P under different frequency points is established k 。
Based on the different frequency pointsLine presentation list P of (2) k And (5) presenting results by using the basic coverage indexes of different frequency points under the search site.
Fig. 3 is a schematic structural diagram of a drive test data presenting apparatus according to an embodiment of the present invention, including: a drive test data acquisition module 310, a site information acquisition module 320, a cell level matching module 330, and a cell level presentation module 340, wherein,
the drive test data acquisition module 310 is configured to import corresponding abstract lattice drive test data according to a test direction of the test line;
the station information obtaining module 320 is configured to sequentially number all stations of the test line according to a test direction, with a start station of the test line as a reference, and to introduce parameter data, station base information and line vector information associated with a station point, so as to establish a station-level index table;
the cell-level matching module 330 is configured to sample and aggregate the dot matrix drive test data according to a preset fixed unit length, and perform association matching on the sampled and aggregated dot matrix drive test data and cell information of each site based on the index table of the site level, so as to obtain a cell-level presentation analysis list;
the cell-level presenting module 340 is configured to retrieve and obtain a cell-level indicator presenting result in units of sites based on the cell-level presenting analysis list.
It should be noted that, the drive test data presenting device provided in the embodiment of the present application can implement all the method steps implemented in the method embodiment and achieve the same technical effects, and detailed descriptions of the same parts and beneficial effects as those of the method embodiment in the embodiment are omitted herein.
Based on the content of the foregoing embodiment, the lattice drive test data includes: reference signal received power RSRP and signal to interference plus noise ratio SINR;
the process parameter data associated with the site includes: the name, longitude and latitude information, frequency point number and physical cell identifier PCI of the cell corresponding to the site;
the site base information includes: longitude and latitude information of stations and length information of lines between adjacent stations;
the line vector information is obtained by processing lines among stations of each section into a plurality of discrete points according to the preset fixed unit length, and marking the discrete points by length information in sequence from small to large.
It should be noted that, the drive test data presenting device provided in the embodiment of the present application can implement all the method steps implemented in the method embodiment and achieve the same technical effects, and detailed descriptions of the same parts and beneficial effects as those of the method embodiment in the embodiment are omitted herein.
Based on the content of the foregoing embodiment, the cell-level matching module is configured to:
constructing a cell-level presentation analysis list based on the index table of the site level;
starting from the initial site of the test line according to the test direction, executing the following steps on the sites of the test line one by one until all the sites of the test line are traversed:
sampling and aggregating the dot matrix drive test data according to a preset fixed unit length to obtain a plurality of aggregation values corresponding to indexes;
performing association matching on the aggregation values according to longitude and latitude information and cell information of the current site, and filling the successfully matched aggregation values into the cell-level presentation analysis list;
if the filled aggregate value is continuously absent or transited, checking the lattice drive test data to confirm whether the reasons for the transition or the absence of the corresponding indexes of the lattice drive test data are abnormal points and/or data loss caused by human factors in the test process.
It should be noted that, the drive test data presenting device provided in the embodiment of the present application can implement all the method steps implemented in the method embodiment and achieve the same technical effects, and detailed descriptions of the same parts and beneficial effects as those of the method embodiment in the embodiment are omitted herein.
Based on the content of the foregoing embodiment, the drive test data presenting apparatus further includes:
the frequency point level matching module is used for respectively listing all frequency points of the corresponding whole line according to the cell level presentation analysis list, filling the dot matrix drive test data after corresponding sampling aggregation according to the preset fixed unit length of the corresponding line under each site, and constructing a line presentation list under different frequency points;
and the frequency point level presenting module is used for searching the presentation results of the basic coverage indexes of different frequency points under the site based on the line presentation list under the different frequency points.
It should be noted that, the drive test data presenting device provided in the embodiment of the present application can implement all the method steps implemented in the method embodiment and achieve the same technical effects, and detailed descriptions of the same parts and beneficial effects as those of the method embodiment in the embodiment are omitted herein.
Fig. 4 illustrates a physical schematic diagram of an electronic device, as shown in fig. 4, which may include: processor 410, communication interface (Communications Interface) 420, memory 430 and communication bus 440, wherein processor 410, communication interface 420 and memory 430 communicate with each other via communication bus 440. The processor 410 may invoke logic instructions in the memory 430 to perform a drive test data presentation method comprising: according to the test direction of the test line, importing corresponding abstract lattice drive test data; sequentially numbering all stations of the test line according to the test direction by taking the initial station of the test line as a reference, importing industrial parameter data, station basic information and line vector information associated with the stations, and establishing a station-level index table; sampling and aggregating the lattice drive test data according to a preset fixed unit length, and carrying out association matching on the sampled and aggregated lattice drive test data and cell information of each site based on the index table of the site level to obtain a cell level presentation analysis list; and searching and obtaining a cell-level index presentation result by taking a site as a unit based on the cell-level presentation analysis list.
Further, the logic instructions in the memory 430 described above may be implemented in the form of software functional units and may be stored in a computer-readable storage medium when sold or used as a stand-alone product. Based on this understanding, the technical solution of the present invention may be embodied essentially or in a part contributing to the prior art or in a part of the technical solution, in the form of a software product stored in a storage medium, comprising several instructions for causing a computer device (which may be a personal computer, a server, a network device, etc.) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), a magnetic disk, or an optical disk, or other various media capable of storing program codes.
In another aspect, embodiments of the present invention further provide a computer program product, including a computer program stored on a non-transitory computer readable storage medium, the computer program including program instructions which, when executed by a computer, enable the computer to perform the drive test data presentation method provided by the above-described method embodiments, the method including: according to the test direction of the test line, importing corresponding abstract lattice drive test data; sequentially numbering all stations of the test line according to the test direction by taking the initial station of the test line as a reference, importing industrial parameter data, station basic information and line vector information associated with the stations, and establishing a station-level index table; sampling and aggregating the lattice drive test data according to a preset fixed unit length, and carrying out association matching on the sampled and aggregated lattice drive test data and cell information of each site based on the index table of the site level to obtain a cell level presentation analysis list; and searching and obtaining a cell-level index presentation result by taking a site as a unit based on the cell-level presentation analysis list.
In yet another aspect, embodiments of the present invention further provide a non-transitory computer readable storage medium having stored thereon a computer program, which when executed by a processor, is implemented to perform the drive test data presentation method provided in the above embodiments, the method comprising: according to the test direction of the test line, importing corresponding abstract lattice drive test data; sequentially numbering all stations of the test line according to the test direction by taking the initial station of the test line as a reference, importing industrial parameter data, station basic information and line vector information associated with the stations, and establishing a station-level index table; sampling and aggregating the lattice drive test data according to a preset fixed unit length, and carrying out association matching on the sampled and aggregated lattice drive test data and cell information of each site based on the index table of the site level to obtain a cell level presentation analysis list; and searching and obtaining a cell-level index presentation result by taking a site as a unit based on the cell-level presentation analysis list.
The apparatus embodiments described above are merely illustrative, wherein the elements illustrated as separate elements may or may not be physically separate, and the elements shown as elements may or may not be physical elements, may be located in one place, or may be distributed over a plurality of network elements. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. Those of ordinary skill in the art will understand and implement the present invention without undue burden.
From the above description of the embodiments, it will be apparent to those skilled in the art that the embodiments may be implemented by means of software plus necessary general hardware platforms, or of course may be implemented by means of hardware. Based on this understanding, the foregoing technical solution may be embodied essentially or in a part contributing to the prior art in the form of a software product, which may be stored in a computer readable storage medium, such as ROM/RAM, a magnetic disk, an optical disk, etc., including several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method described in the respective embodiments or some parts of the embodiments.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. A drive test data presentation method, comprising:
according to the test direction of the test line, importing corresponding abstract lattice drive test data;
sequentially numbering all stations of the test line according to the test direction by taking the initial station of the test line as a reference, importing industrial parameter data, station basic information and line vector information associated with the stations, and establishing a station-level index table;
sampling and aggregating the lattice drive test data according to a preset fixed unit length, and carrying out association matching on the sampled and aggregated lattice drive test data and cell information of each site based on the index table of the site level to obtain a cell level presentation analysis list;
retrieving and obtaining a cell-level index presentation result in units of sites based on the cell-level presentation analysis list;
the method for obtaining the cell-level presentation analysis list includes the steps of:
constructing a cell-level presentation analysis list based on the index table of the site level;
starting from the initial site of the test line according to the test direction, executing the following steps on the sites of the test line one by one until all the sites of the test line are traversed:
sampling and aggregating the dot matrix drive test data according to a preset fixed unit length to obtain a plurality of aggregation values corresponding to indexes;
performing association matching on the aggregation values according to longitude and latitude information and cell information of the current site, and filling the successfully matched aggregation values into the cell-level presentation analysis list;
if the filled aggregate value is continuously absent or transited, checking the lattice drive test data to confirm whether the reasons for the transition or the absence of the corresponding indexes of the lattice drive test data are abnormal points and/or data loss caused by human factors in the test process.
2. The drive test data presentation method of claim 1, wherein the lattice drive test data comprises: reference signal received power RSRP and signal to interference plus noise ratio SINR;
the process parameter data associated with the site includes: the name, longitude and latitude information, frequency point number and physical cell identifier PCI of the cell corresponding to the site;
the site base information includes: longitude and latitude information of stations and length information of lines between adjacent stations;
the line vector information is obtained by processing lines among stations of each section into a plurality of discrete points according to the preset fixed unit length, and marking the discrete points by length information in sequence from small to large.
3. The drive test data presentation method according to claim 1, wherein after retrieving the cell-level indicator presentation result in units of sites based on the cell-level presentation analysis list, further comprising:
according to the cell-level presentation analysis list, respectively listing all frequency points of the corresponding whole line, filling the lattice drive test data after corresponding sampling aggregation according to the preset fixed unit length of the corresponding line under each site, and constructing a line presentation list under different frequency points;
and searching the display results of the basic coverage indexes of the different frequency points under the site based on the line display list under the different frequency points.
4. A drive test data presentation device, comprising:
the drive test data acquisition module is used for importing corresponding abstract lattice drive test data according to the test direction of the test line;
the station information acquisition module is used for sequentially numbering all stations of the test line according to the test direction by taking the initial station of the test line as a reference, importing industrial parameter data, station basic information and line vector information associated with the stations and establishing a station-level index table;
the cell level matching module is used for carrying out sampling aggregation on the lattice drive test data according to a preset fixed unit length, carrying out association matching on the sampled and aggregated lattice drive test data and cell information of each site based on the index table of the site level, and obtaining a cell level presentation analysis list;
the cell-level presenting module is used for searching and obtaining a cell-level index presenting result taking a site as a unit based on the cell-level presenting analysis list;
the cell level matching module is used for:
constructing a cell-level presentation analysis list based on the index table of the site level;
starting from the initial site of the test line according to the test direction, executing the following steps on the sites of the test line one by one until all the sites of the test line are traversed:
sampling and aggregating the dot matrix drive test data according to a preset fixed unit length to obtain a plurality of aggregation values corresponding to indexes;
performing association matching on the aggregation values according to longitude and latitude information and cell information of the current site, and filling the successfully matched aggregation values into the cell-level presentation analysis list;
if the filled aggregate value is continuously absent or transited, checking the lattice drive test data to confirm whether the reasons for the transition or the absence of the corresponding indexes of the lattice drive test data are abnormal points and/or data loss caused by human factors in the test process.
5. The drive test data presentation device of claim 4, wherein the lattice drive test data comprises: reference signal received power RSRP and signal to interference plus noise ratio SINR;
the process parameter data associated with the site includes: the name, longitude and latitude information, frequency point number and physical cell identifier PCI of the cell corresponding to the site;
the site base information includes: longitude and latitude information of stations and length information of lines between adjacent stations;
the line vector information is obtained by processing lines among stations of each section into a plurality of discrete points according to the preset fixed unit length, and marking the discrete points by length information in sequence from small to large.
6. The drive test data presentation device of claim 4, further comprising:
the frequency point level matching module is used for respectively listing all frequency points of the corresponding whole line according to the cell level presentation analysis list, filling the dot matrix drive test data after corresponding sampling aggregation according to the preset fixed unit length of the corresponding line under each site, and constructing a line presentation list under different frequency points;
and the frequency point level presenting module is used for searching the presentation results of the basic coverage indexes of different frequency points under the site based on the line presentation list under the different frequency points.
7. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the steps of the drive test data presentation method of any one of claims 1 to 3 when the program is executed by the processor.
8. A non-transitory computer readable storage medium having stored thereon a computer program, which when executed by a processor, implements the steps of the drive test data presentation method according to any of claims 1 to 3.
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