CN113709861A - Method and device for positioning object searching in target area - Google Patents
Method and device for positioning object searching in target area Download PDFInfo
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- CN113709861A CN113709861A CN202110987625.1A CN202110987625A CN113709861A CN 113709861 A CN113709861 A CN 113709861A CN 202110987625 A CN202110987625 A CN 202110987625A CN 113709861 A CN113709861 A CN 113709861A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/006—Locating users or terminals or network equipment for network management purposes, e.g. mobility management with additional information processing, e.g. for direction or speed determination
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0257—Hybrid positioning
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/02—Services making use of location information
- H04W4/029—Location-based management or tracking services
Abstract
The invention discloses a method and a device for positioning and finding objects in a target area, which relate to the field of Internet of things, and the method comprises the following steps: acquiring a signal intensity value of a label to be positioned; the to-be-positioned label is arranged on the to-be-searched object, and the to-be-searched object is used in the target area; comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value; the signal intensity difference value of each target fingerprint label and the label to be positioned is used as the weight of each target fingerprint label, and the plurality of fingerprint labels are arranged at different positions in a target area; and determining the coordinate position of the tag to be positioned according to the weight of each target fingerprint tag and the coordinate position of each target fingerprint tag, and further determining the position information of the article to be searched in the target area. The invention can realize the purpose of efficiently and accurately searching articles in the target area.
Description
Technical Field
The invention relates to the technical field of Internet of things, in particular to a method and a device for positioning and finding objects in a target area.
Background
This section is intended to provide a background or context to the embodiments of the invention that are recited in the claims. The description herein is not admitted to be prior art by inclusion in this section.
At present, in enterprises, various physical equipment resources often exist, each physical equipment resource is complicated due to numerous personnel, and users cannot find corresponding equipment resources in a short time, and the physical equipment resources mainly are single resources and comprise octopus (telephone dialing equipment required to be used in a conference process), notebook computers and other conference equipment. When the user needs to use, the unified manager can not find the user in time, and the working time is delayed.
Disclosure of Invention
The embodiment of the invention provides a method for positioning and searching objects in a target area, which is used for efficiently and accurately searching objects in the target area, and comprises the following steps:
acquiring a signal intensity value of a label to be positioned; the label to be positioned is arranged on an article to be searched, the article to be searched is used in a target area, and a plurality of gateways are arranged in the target area;
comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value; the signal intensity difference value of each target fingerprint label and the label to be positioned is used as the weight of each target fingerprint label, and the plurality of fingerprint labels are arranged at different positions in a target area;
determining the coordinate position of the label to be positioned according to the weight of each target fingerprint label and the coordinate position of each target fingerprint label; and determining the position information of the object to be searched in the target area according to the coordinate position of the label to be positioned.
The embodiment of the invention also provides a device for positioning and searching objects in the target area, which is used for efficiently and accurately searching objects in the target area, and comprises the following components:
the acquisition unit is used for acquiring the signal intensity value of the label to be positioned; the label to be positioned is arranged on an article to be searched, the article to be searched is used in a target area, and a plurality of gateways are arranged in the target area;
the determining unit is used for comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value; the signal intensity difference value of each target fingerprint label and the label to be positioned is used as the weight of each target fingerprint label, and the plurality of fingerprint labels are arranged at different positions in a target area;
the positioning unit is used for determining the coordinate position of the label to be positioned according to the weight of each target fingerprint label and the coordinate position of each target fingerprint label; and determining the position information of the object to be searched in the target area according to the coordinate position of the label to be positioned.
The embodiment of the invention also provides computer equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor executes the computer program to realize the method for positioning the object in the target area.
An embodiment of the present invention further provides a computer-readable storage medium, which stores a computer program for executing the above method for locating an object in a target area.
In the embodiment of the invention, the scheme for positioning the object in the target area comprises the following steps: acquiring a signal intensity value of a label to be positioned; the label to be positioned is arranged on an article to be searched, the article to be searched is used in a target area, and a plurality of gateways are arranged in the target area; comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value; the signal intensity difference value of each target fingerprint label and the label to be positioned is used as the weight of each target fingerprint label, and the plurality of fingerprint labels are arranged at different positions in a target area; determining the coordinate position of the label to be positioned according to the weight of each target fingerprint label and the coordinate position of each target fingerprint label; according to the coordinate position of the label to be positioned, the position information of the article to be searched in the target area is determined, and the article can be efficiently and accurately searched in the target area.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in 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 invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts. In the drawings:
FIG. 1 is a schematic flow chart illustrating a method for locating an object in a target area according to an embodiment of the present invention;
FIG. 2 is a schematic flow chart illustrating a method for locating an object within a target area according to another embodiment of the present invention;
FIG. 3 is a schematic flow chart illustrating a method for locating an object within a target area according to another embodiment of the present invention;
FIG. 4 is a schematic structural diagram of an apparatus for locating an object within a target area according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of an apparatus for locating an object in a target area according to another embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
At present, a positioning and object finding scheme relates to equipment positioning and management based on bluetooth, and mainly comprises positioning through a bluetooth tag and a bluetooth gateway and managing resource equipment. Because the indoor environment is generally complex, the distance calculated based on the RSSI ranging principle has deviation, and when positioning is carried out, a trigonometry method or a quadrangle method is used, only three to four gateways which are closest to each other are selected for positioning, so that larger errors are easily generated, the condition of inaccurate positioning is caused, and the errors of an application system are larger.
Aiming at the situation, the invention provides a scheme for positioning and finding objects in a target area, which uses a fingerprint matching method for positioning, namely, in an area where a Bluetooth gateway is deployed, Bluetooth tags are used for collecting the signal intensity of each position to a fingerprint database, all tags with the signal intensity difference smaller than a certain threshold value are found out by comparing the signal intensity of the positioning tags with the signal intensity of each position coordinate in the fingerprint database, and then the coordinates of the positioning tags are finally obtained by using the weights and the coordinates of each fingerprint tag according to the intensity difference between each tag and the positioning tag as the weights, so that the positioning accuracy is improved, and the accuracy of an application system is further improved. The following describes the positioning of the object in the target area in detail.
Fig. 1 is a schematic flow chart of a method for locating an object in a target area according to an embodiment of the present invention, as shown in fig. 1, the method includes the following steps:
step 101: acquiring a signal intensity value of a label to be positioned; the label to be positioned is arranged on an article to be searched, the article to be searched is used in a target area, and a plurality of gateways are arranged in the target area;
step 102: comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value; the signal intensity difference value of each target fingerprint label and the label to be positioned is used as the weight of each target fingerprint label, and the plurality of fingerprint labels are arranged at different positions in a target area;
step 103: determining the coordinate position of the label to be positioned according to the weight of each target fingerprint label and the coordinate position of each target fingerprint label; and determining the position information of the object to be searched in the target area according to the coordinate position of the label to be positioned.
According to the embodiment of the invention, the object locating and searching method in the target area can realize the purpose of efficiently and accurately searching the object in the target area. As described in detail below.
The embodiment of the invention mainly comprises two parts: fingerprint acquisition (pre-prepared steps), location application (detailed steps of locating an object, such as steps 101 to 103 described above). The fingerprint collection mainly comprises the steps of collecting the signal intensity of a Bluetooth label (fingerprint label) at each position in each gateway after the gateway is deployed, and storing the position (coordinate information) of the fingerprint label and the signal intensity thereof in a fingerprint database; the positioning application mainly comprises the functions of positioning calculation, C-terminal (web terminal, applet terminal and APP terminal) positioning display, equipment management, information and the like.
First, a step of preparation in advance is described.
In specific implementation, the target area may be an office space, and the object to be searched may be office resource equipment, such as octopus (telephone dialing equipment required to be used in a conference), conference equipment such as a notebook computer, and the like.
In specific implementation, the tag to be positioned is arranged on the object to be searched, the object to be searched is configured to be used in a target area, a plurality of gateways can be arranged in the target area, a plurality of fingerprint tags are arranged at different positions in the target area, and the gateways can be used for collecting various signals of the plurality of fingerprint tags and at least one tag to be positioned.
Next, the above step 101 is described.
In a specific implementation, the signal strength value of the tag to be located may be a signal strength value obtained by collecting the tag to be located by using the gateway.
Third, next, the above step 102 is introduced.
In an embodiment, as shown in fig. 2, comparing the signal strength value of the tag to be located with the signal strength values of a plurality of fingerprint tags collected in advance into the fingerprint database through a plurality of gateways to obtain all target fingerprint tags whose signal strength difference with the tag to be located is less than the preset threshold, may include step 1021:
and comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways by using a least square method to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value.
In specific implementation, the above implementation mode of obtaining all the target fingerprint tags further improves the accuracy of locating and finding objects.
Fourth, next, the above step 103 is described.
In specific implementation, the coordinate position of the tag to be positioned is determined according to the weight of each target fingerprint tag and the coordinate position of each target fingerprint tag, so as to determine the position information of the object to be searched in a target area, for example, a specific position conference room of a notebook computer in an office area.
Fifth, next, further preferred steps are introduced.
In one embodiment, as shown in fig. 3, the method for locating an object in a target area may further include step 104: and dynamically displaying the position of the article to be searched in the target area in a scene map of the target area according to the position information of the article to be searched in the target area.
In one embodiment, the tag to be located is a bluetooth tag, the fingerprint tag is a bluetooth tag, and the gateway is a bluetooth gateway.
During specific implementation, the Bluetooth gateway can locate and find objects in a target area (such as an office place) through the Bluetooth tag, so that the efficiency is high, and the cost is low.
In one embodiment, the fingerprint database further stores coordinate information of each fingerprint tag, and identification information of each fingerprint tag collected in advance through a plurality of gateways.
During specific implementation, coordinate information and identification information of the label are also considered in the positioning process, and the positioning and object finding device is convenient and efficient, so that the positioning and object finding efficiency and convenience are further improved.
To facilitate an understanding of how the invention may be practiced, a general description is provided below.
In order to solve the technical problems in the prior art, the embodiment of the invention deploys and develops an office resource equipment management system, a Bluetooth label is added on resource equipment to send a Bluetooth signal, a deployed Bluetooth gateway receives the Bluetooth signal and transmits the information to a background management system (a background server), and the background system converts the information into position information and stores the position information into a database (a fingerprint database); the background management system integrates resource equipment (to-be-searched articles) and carries out electronic management on the resource equipment.
The embodiment of the invention can comprise three modules: bluetooth tags (fingerprint tags and tags to be located), bluetooth gateways (various signals of the tags at first), background servers (steps for performing specific location, such as the above steps 101 to 103); the Bluetooth tag is communicated with the Bluetooth gateway through a Bluetooth signal, and the Bluetooth gateway is connected with the background server through a wired mode. Specifically, the method comprises the following steps:
1) bluetooth label: the bluetooth signal is transmitted and can be accompanied by information such as self ID.
2) Bluetooth gateway: the signal strength of the tag may be received and the data transmitted to the backend server.
3) A background server: calculating the actual coordinate of the current positioning label according to the data transmitted by the Bluetooth gateway; and returning corresponding position information, management data and the like according to the access of the C terminal.
4) C end: dynamically displaying the position of the positioning label in the formed scene map according to the corresponding positioning label coordinate, which is detailed in step 104; and displaying the information of the management terminal.
It should be noted that the embodiments of the present invention are particularly applicable to the following embodiments: 1) deploying Bluetooth gateway positions, enabling more gateways to cover all area ranges as much as possible, collecting fingerprints (see the step of preparation in advance), placing Bluetooth labels at all positions, collecting the intensity displayed by all Bluetooth gateways, recording the intensity of each Bluetooth gateway according to a fixed sequence, and forming a fingerprint; the distance between each fingerprint should not be too close or too loose.
2) And (3) positioning the signal intensity of the label (the label to be positioned arranged on the office resource equipment) at each Bluetooth gateway, finding out the fingerprint with the signal intensity difference smaller than a certain threshold value by using a least square method, and calculating according to a weight method to obtain the coordinate of the label to be positioned.
3) The application needs to develop interfaces such as management function, positioning calculation function and the like.
The steps after the office resource equipment management system is built can include:
step 1, each Bluetooth gateway receives the signal intensity of a certain specified ID positioning label (fingerprint label), and transmits the data and the ID of the positioning label to a background server.
Step 2, the background server sorts the received data sent by the Bluetooth gateways, and the signal intensity of the appointed ID positioning label (fingerprint label) forms a sequence tag (g1, g 2.., gn) (n indicates that n Bluetooth gateways exist); the method comprises a fingerprint acquisition stage, a fingerprint application stage, a positioning label sequence tag storage stage, a positioning application stage and a positioning application stage, wherein the positioning label sequence tag is stored in a database, coordinates (x, y) of the positioning label sequence tag are stored in the database, a sequence tag 'set of all known coordinates in a threshold value is found by using a least square method, signal intensity of each fingerprint and tag in the tag' set is calculated to obtain fingerprint weight w 'of each tag' set, and the fingerprint weight w 'of each tag' set is multiplied by the coordinates to obtain positioning coordinates of the tag, and the data are updated to the database (fingerprint database).
And 3, the application service serves the user and is responsible for the access of the C terminals such as the APP terminal, the web terminal, the small program terminal and the like, and returns the positioning data and the management data (namely, the positioning result, such as the position information of the object to be searched in the target area, is fed back to the user searching the object, and the user initiating object searching is initiated).
And 4, analyzing the application service return data by the APP terminal, the web terminal and the small program terminal, and displaying the data.
The positioning and object finding method provided by the embodiment of the invention realizes that:
a. obtaining the position information of the Bluetooth label by using a fingerprint positioning method;
b. once development, the system does not need to be modified under the condition of increasing equipment resources.
In addition, the access of the C ends such as the APP end, the web end, the applet end and the like in the application service in the embodiment of the invention can be more convenient for resource users to use the resource equipment, and can be more convenient for solving the problem that a unified resource manager tracks and manages the position of the resource equipment. The system for positioning the equipment resources by the Bluetooth is established, so that the labor cost can be saved, the working efficiency is improved, and unified management is facilitated; and the mode of Bluetooth positioning is realized, and the position of the positioning label is obtained by using a fingerprint positioning method.
In summary, the embodiment of the present invention provides a method for locating and locating a finding object in a target area, which is an office resource device management method based on bluetooth, and includes adding a bluetooth device to an original resource device, deploying a bluetooth gateway in an office site, and developing and deploying a background management system; the user checks the position of the resource equipment through the application system, the manager manages the resource equipment uniformly through the application system, and the system can also provide the position information of the equipment when the resource equipment is searched. Because the Bluetooth equipment is adopted to position and track the mobile equipment resources, the invention can more conveniently manage the company resource equipment, improve the working efficiency and conveniently and uniformly manage all the mobile equipment resources.
The embodiment of the invention also provides a device for positioning the object to be searched in the target area, which is described in the following embodiment. Because the principle of the device for solving the problems is similar to the method for positioning the object in the target area, the implementation of the device can refer to the implementation of the method for positioning the object in the target area, and repeated details are not repeated.
Fig. 4 is a schematic structural diagram of an apparatus for locating an object in a target area according to an embodiment of the present invention, as shown in fig. 4, the apparatus includes:
the acquisition unit 01 is used for acquiring a signal intensity value of a label to be positioned; the label to be positioned is arranged on an article to be searched, the article to be searched is used in a target area, and a plurality of gateways are arranged in the target area;
the determining unit 02 is used for comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value; the signal intensity difference value of each target fingerprint label and the label to be positioned is used as the weight of each target fingerprint label, and the plurality of fingerprint labels are arranged at different positions in a target area;
the positioning unit 03 is used for determining the coordinate position of the tag to be positioned according to the weight of each target fingerprint tag and the coordinate position of each target fingerprint tag; and determining the position information of the object to be searched in the target area according to the coordinate position of the label to be positioned.
In an embodiment, the determining unit may be specifically configured to: and comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways by using a least square method to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value.
In one embodiment, as shown in fig. 5, the apparatus for locating an object in a target area may further include: and the dynamic display unit 04 is used for dynamically displaying the position of the article to be searched in the target area in the scene map of the target area according to the position information of the article to be searched in the target area.
In one embodiment, the tag to be located may be a bluetooth tag, the fingerprint tag may be a bluetooth tag, and the gateway may be a bluetooth gateway.
In one embodiment, the fingerprint database may further store coordinate information of each fingerprint tag, and identification information of each fingerprint tag collected in advance through a plurality of gateways.
The embodiment of the invention also provides computer equipment which comprises a memory, a processor and a computer program which is stored on the memory and can run on the processor, wherein the processor executes the computer program to realize the method for positioning the object in the target area.
An embodiment of the present invention further provides a computer-readable storage medium, which stores a computer program for executing the above method for locating an object in a target area.
In the embodiment of the invention, the scheme for positioning the object in the target area comprises the following steps: acquiring a signal intensity value of a label to be positioned; the label to be positioned is arranged on an article to be searched, the article to be searched is used in a target area, and a plurality of gateways are arranged in the target area; comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value; the signal intensity difference value of each target fingerprint label and the label to be positioned is used as the weight of each target fingerprint label, and the plurality of fingerprint labels are arranged at different positions in a target area; determining the coordinate position of the label to be positioned according to the weight of each target fingerprint label and the coordinate position of each target fingerprint label; according to the coordinate position of the label to be positioned, the position information of the article to be searched in the target area is determined, and the article can be efficiently and accurately searched in the target area.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (12)
1. A method for locating an object within a target area, comprising:
acquiring a signal intensity value of a label to be positioned; the label to be positioned is arranged on an article to be searched, the article to be searched is used in a target area, and a plurality of gateways are arranged in the target area;
comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value; the signal intensity difference value of each target fingerprint label and the label to be positioned is used as the weight of each target fingerprint label, and the plurality of fingerprint labels are arranged at different positions in a target area;
determining the coordinate position of the label to be positioned according to the weight of each target fingerprint label and the coordinate position of each target fingerprint label; and determining the position information of the object to be searched in the target area according to the coordinate position of the label to be positioned.
2. The method of claim 1, wherein comparing the signal strength value of the tag to be located with the signal strength values of a plurality of fingerprint tags collected in advance into the fingerprint database through a plurality of gateways to obtain all the target fingerprint tags having a signal strength difference with the tag to be located smaller than a preset threshold comprises:
and comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways by using a least square method to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value.
3. The method of locating an object in a target area of claim 1, further comprising: and dynamically displaying the position of the article to be searched in the target area in a scene map of the target area according to the position information of the article to be searched in the target area.
4. The method of claim 1, wherein the tag to be located is a bluetooth tag, the fingerprint tag is a bluetooth tag, and the gateway is a bluetooth gateway.
5. The method of claim 1, wherein the fingerprint database further stores coordinate information of each fingerprint tag and identification information of each fingerprint tag pre-collected by a plurality of gateways.
6. An apparatus for locating an object within a target area, comprising:
the acquisition unit is used for acquiring the signal intensity value of the label to be positioned; the label to be positioned is arranged on an article to be searched, the article to be searched is used in a target area, and a plurality of gateways are arranged in the target area;
the determining unit is used for comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value; the signal intensity difference value of each target fingerprint label and the label to be positioned is used as the weight of each target fingerprint label, and the plurality of fingerprint labels are arranged at different positions in a target area;
the positioning unit is used for determining the coordinate position of the label to be positioned according to the weight of each target fingerprint label and the coordinate position of each target fingerprint label; and determining the position information of the object to be searched in the target area according to the coordinate position of the label to be positioned.
7. The apparatus for locating an object in a target area as claimed in claim 6, wherein the determining unit is specifically configured to: and comparing the signal intensity value of the label to be positioned with the signal intensity values of a plurality of fingerprint labels which are collected in a fingerprint database in advance through a plurality of gateways by using a least square method to obtain all target fingerprint labels of which the signal intensity difference value with the label to be positioned is smaller than a preset threshold value.
8. The apparatus for locating an object in a target area as recited in claim 6, further comprising: and the dynamic display unit is used for dynamically displaying the position of the article to be searched in the target area in a scene map of the target area according to the position information of the article to be searched in the target area.
9. The apparatus as claimed in claim 6, wherein the tag to be located is a bluetooth tag, the fingerprint tag is a bluetooth tag, and the gateway is a bluetooth gateway.
10. The apparatus of claim 6, wherein the fingerprint database further stores coordinate information of each fingerprint tag and identification information of each fingerprint tag pre-collected by a plurality of gateways.
11. A computer device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the method of any one of claims 1 to 5 when executing the computer program.
12. A computer-readable storage medium, characterized in that the computer-readable storage medium stores a computer program for executing the method of any one of claims 1 to 5.
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