CN110675008A - Data quality verification method and system of Internet of things equipment and storage medium - Google Patents

Abstract

The invention provides a data quality verification method, a verification system and a storage medium of an Internet of Things device, which belong to the technical field of blockchain. The data quality verification method in the present invention is as follows: count the number of accesses of IoT devices that access the blockchain within a preset area, and obtain device information of the connected IoT devices; The preset device access quantity threshold is compared: if the access quantity is less than or equal to the access threshold, the uploaded data is compared with the preset uploaded data of the target IoT device to judge the data quality; If the number is greater than the access threshold, then randomly select multiple IoT devices accessing the blockchain in the preset area, and upload the data with the randomly selected multiple IoT devices accessing the blockchain. By comparing the uploaded data and judging the data quality, the present invention provides effective management for the IoT devices connected to the blockchain network, thereby promoting the deep integration and development of the blockchain technology and the IoT.

Description

Data quality verification method, verification system and storage medium for Internet of Things equipment

technical field

The invention relates to a data quality verification method, a verification system and a storage medium of an Internet of Things device, and belongs to the technical field of blockchain.

Background technique

Blockchain has become a rapidly warming and increasingly popular concept in the global Internet field, and the global blockchain companies and market scale are showing an explosive growth.

The total size of the global blockchain market will show explosive growth since 2018. It is estimated that by 2022, the global blockchain market size will increase from $412 million in 2017 to $7.684 billion, with a compound annual growth rate of 79.6 %.

The blockchain will affect all walks of life, of which finance is the first application scenario, followed by supply chain and entertainment, which are currently the most important landing scenarios.

Blockchain can reduce costs and increase efficiency for financial institutions and be widely used. All kinds of financial assets, such as equity, bonds, bills, warehouse receipts, fund shares, etc., can be integrated into the blockchain ledger and become digital assets on the chain. The application prospect in the financial field is extremely broad.

Blockchain technology has been widely used in media fields such as games, film and television, and picture copyright. For the entertainment industry, it naturally solves the problems of credit and transparency. Among them, there is a huge change and impact on the underlying architecture of the game.

With the deep integration of IoT and blockchain, a large number of IoT devices will be connected to the blockchain network. In the process of data interaction, due to the huge number of IoT devices and different models, there are differences even for the same data collection on a specific device.

SUMMARY OF THE INVENTION

In view of the above-mentioned shortcomings of the prior art, the purpose of the present invention is to provide a data quality verification method, a verification system and a storage medium for an Internet of Things device, which are used to solve the problems of the prior art for the characteristics of the Internet of Things device and the uploading of different nodes. For the devices connected to the blockchain, the verification management of the data quality is a big problem, and there is currently no data quality verification for the IoT devices connected to the blockchain. A unified solution strategy does not have a unified standard problem.

In order to achieve the above purpose and other related purposes, the present invention provides a data quality verification method, a verification system and a storage medium for an Internet of Things device, wherein the method comprises the following steps:

Count the number of IoT devices connected to the blockchain in the preset area, and obtain the device information of the connected IoT devices;

Compare the access quantity with the preset device access quantity threshold:

If the number of accesses is less than or equal to the threshold of the number of device accesses, the upload data of the IoT device to be verified is compared with the upload data of the preset target IoT device, and it is determined that the IoT device to be verified is uploaded data quality;

If the number of accesses is greater than the threshold of the number of device accesses, randomly select multiple IoT devices accessing the blockchain in the preset area, and upload the IoT devices to be verified. The data is compared with the uploaded data of a plurality of randomly selected Internet of Things devices connected to the blockchain, and the quality of the data uploaded by the Internet of Things devices to be verified is judged. The number of IoT devices connected to N refers to the number of IoT devices connected to the blockchain network.

The preset area is jointly determined by the network side of the blockchain and the manufacturer of the IoT device accessing the blockchain.

The target IoT device is jointly determined by the network party of the blockchain and the manufacturer of the IoT device accessing the blockchain.

The step of comparing the uploaded data of the IoT device to be verified with the uploaded data of the preset target IoT device, and judging the quality of the data uploaded by the IoT device to be verified includes:

Compare the data uploaded by the IoT device to be verified with the data uploaded by the preset target IoT device:

When the difference of the compared data is within the preset error range, it is determined that the quality of the data uploaded by the IoT device to be verified is good; otherwise, it is determined that the quality of the data uploaded by the IoT device to be verified is poor.

Randomly selecting multiple IoT devices accessing the blockchain within the preset area, and combining the data uploaded by the IoT devices to be verified with the randomly selected multiple IoT devices accessing the blockchain The steps of judging the quality of the data uploaded by the IoT device to be verified include:

Randomly select N IoT devices accessing the blockchain within the preset area; wherein, N<(number of accesses-1);

Compare the data uploaded by the IoT device to be verified with the data uploaded by the randomly selected N IoT devices connected to the blockchain;

When the data difference between the data uploaded by the IoT device to be verified and the data uploaded by the selected at least M IoT devices is within a preset error range, it is determined that the data uploaded by the IoT device to be verified is of good quality; Otherwise, the quality of the data uploaded by the IoT device to be verified is judged to be poor;

Among them, M<N.

The verification system includes:

The statistics acquisition module is used to count the number of Internet of Things devices connected to the blockchain in the preset area, and to obtain the device information of the connected Internet of Things devices;

a comparison module, configured to compare the access quantity with a preset device access quantity threshold;

The judgment module is used to judge the quality of the data uploaded by the IoT device to be verified:

If the number of accesses is less than or equal to the threshold of the number of device accesses, the upload data of the IoT device to be verified is compared with the upload data of the preset target IoT device, and it is determined that the IoT device to be verified is uploaded data quality;

If the number of accesses is greater than the threshold of the number of device accesses, randomly select multiple IoT devices accessing the blockchain in the preset area, and upload the IoT devices to be verified. The data is compared with the uploaded data of a plurality of randomly selected Internet of Things devices connected to the blockchain, and the quality of the data uploaded by the Internet of Things devices to be verified is judged.

A storage medium on which a computer program is stored, characterized in that, when the program is executed by a processor, the steps of the data quality verification method for an Internet of Things device as described above are implemented.

As mentioned above, the blockchain-based data quality verification mechanism of the present invention has the following beneficial effects:

The present invention provides effective management for IoT devices connected to the blockchain network, and establishes a blockchain-based data quality verification mechanism for the data provided by each device, thereby further promoting the integration of blockchain technology with The deep integration and development of the Internet of Things.

Description of drawings

FIG. 1 shows a working flow chart of the blockchain-based data quality verification mechanism disclosed in the embodiment of the present invention.

FIG. 2 is a schematic diagram of a device access structure of the blockchain-based data quality verification mechanism disclosed in the embodiment of the present invention.

FIG. 3 is a schematic structural diagram of the working principle of the blockchain-based data quality verification mechanism disclosed in the embodiment of the present invention.

FIG. 4 is a schematic diagram of the regional structure of the blockchain-based data quality verification mechanism disclosed in the embodiment of the present invention.

Detailed ways

The embodiments of the present invention are described below by specific embodiments, and those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification.

Referring to FIG. 1 , the present invention provides a work flow diagram of a data quality verification method, a verification system and a storage medium of an IoT device.

As shown in Figure 1, a data quality verification method, verification system and storage medium of an IoT device of the present invention are as follows:

Count the number of IoT devices connected to the blockchain in the preset area, and obtain the device information of the connected IoT devices;

Compare the access quantity with the preset device access quantity threshold:

If the number of accesses is less than or equal to the threshold of the number of device accesses, the upload data of the IoT device to be verified is compared with the upload data of the preset target IoT device, and it is determined that the IoT device to be verified is uploaded data quality;

If the number of accesses is greater than the threshold of the number of device accesses, randomly select multiple IoT devices accessing the blockchain in the preset area, and upload the IoT devices to be verified. The data is compared with the uploaded data of a plurality of randomly selected Internet of Things devices connected to the blockchain, and the quality of the data uploaded by the Internet of Things devices to be verified is judged.

Referring to FIG. 2 , the present invention provides a data quality verification method of an IoT device, a verification system, and a schematic diagram of a device access structure of a storage medium.

As shown in FIG. 2 , the Internet of Things device in the present invention includes: bar code, radio frequency identification (RFID), sensor, global positioning system, laser scanner and other information sensing devices.

Referring to FIG. 3 , the present invention provides a schematic structural diagram of a data quality verification method, a verification system and a storage medium for an IoT device.

As shown in FIG. 3 , the access acquisition module is used to acquire device information of IoT devices, the comparison module is used to compare the number of accesses with a preset threshold of the number of device accesses, and the judgment module is used to determine the number of devices to be verified. The quality of data uploaded by IoT devices.

Referring to FIG. 4 , the present invention provides a data quality verification method, a verification system and a schematic diagram of the area structure of a storage medium for an Internet of Things device.

As shown in Figure 4, the data verification collection radius is R, which means that each time the data verification and comparison is performed, the verification is carried out in the area where R is the radius and the circle is drawn. The target node set in cooperation with the manufacturer must ensure that each radius is R There is a target node in the area of .

To sum up, the present invention provides effective management for IoT devices connected to the blockchain network, and establishes a blockchain-based data quality verification mechanism for the data provided by each device, thereby further promoting Due to the deep integration and development of the blockchain technology and the Internet of Things, the present invention effectively overcomes various shortcomings in the prior art and has high industrial utilization value.

The above-mentioned embodiments merely illustrate the principles and effects of the present invention, but are not intended to limit the present invention. Anyone skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical idea disclosed in the present invention should still be covered by the claims of the present invention.

Claims (7)

1. A data quality verification method, verification system and storage medium of an Internet of Things device, wherein the method comprises the following steps: Count the number of IoT devices connected to the blockchain in the preset area, and obtain the device information of the connected IoT devices; Compare the access quantity with the preset device access quantity threshold: If the number of accesses is less than or equal to the threshold of the number of device accesses, the upload data of the IoT device to be verified is compared with the upload data of the preset target IoT device, and it is determined that the IoT device to be verified is uploaded data quality; If the number of accesses is greater than the threshold of the number of device accesses, randomly select multiple IoT devices accessing the blockchain in the preset area, and upload the IoT devices to be verified. The data is compared with the uploaded data of a plurality of randomly selected Internet of Things devices connected to the blockchain, and the quality of the data uploaded by the Internet of Things devices to be verified is judged. 2 . The data quality verification method for IoT devices according to claim 1 , wherein the preset area is determined by a network party of the blockchain and an IoT device accessing the blockchain. 3 . jointly decided by the manufacturers. 3. The data quality verification method for IoT devices according to claim 1, characterized in that: the target IoT devices are connected to the blockchain by the network party of the blockchain and the IoT devices connected to the blockchain determined jointly by the manufacturers. 4. The data quality verification method of the Internet of Things device according to claim 1, characterized in that: the upload data of the Internet of Things device to be verified is compared with the upload data of the preset target Internet of Things device to determine The steps to verify the quality of data uploaded by IoT devices include: Compare the data uploaded by the IoT device to be verified with the data uploaded by the preset target IoT device: When the difference of the compared data is within the preset error range, it is determined that the quality of the data uploaded by the IoT device to be verified is good; otherwise, it is determined that the quality of the data uploaded by the IoT device to be verified is poor. 5 . The data quality verification method for IoT devices according to claim 1 , wherein: randomly selecting a plurality of IoT devices accessing the blockchain in the preset area, and applying the The data uploaded by the IoT device to be verified is compared with the data uploaded by a plurality of randomly selected IoT devices connected to the blockchain, and the steps of judging the quality of the data uploaded by the IoT device to be verified include: Randomly select N IoT devices accessing the blockchain within the preset area; wherein, N<(number of accesses-1); Compare the data uploaded by the IoT device to be verified with the data uploaded by the randomly selected N IoT devices connected to the blockchain; When the data difference between the data uploaded by the IoT device to be verified and the data uploaded by the selected at least M IoT devices is within a preset error range, it is determined that the data uploaded by the IoT device to be verified is of good quality; Otherwise, the quality of the data uploaded by the IoT device to be verified is judged to be poor; Among them, M<N. 6. A data quality verification system for Internet of Things equipment, wherein the verification system comprises: The statistics acquisition module is used to count the number of Internet of Things devices connected to the blockchain in the preset area, and to obtain the device information of the connected Internet of Things devices; a comparison module, configured to compare the access quantity with a preset device access quantity threshold; The judgment module is used to judge the quality of the data uploaded by the IoT device to be verified: If the number of accesses is less than or equal to the threshold of the number of device accesses, the upload data of the IoT device to be verified is compared with the upload data of the preset target IoT device, and it is determined that the IoT device to be verified is uploaded data quality; If the number of accesses is greater than the threshold of the number of device accesses, randomly select multiple IoT devices accessing the blockchain in the preset area, and upload the IoT devices to be verified. The data is compared with the uploaded data of a plurality of randomly selected Internet of Things devices connected to the blockchain, and the quality of the data uploaded by the Internet of Things devices to be verified is judged. 7. A storage medium on which a computer program is stored, characterized in that, when the program is executed by a processor, the steps of the data quality verification method for an IoT device according to any one of claims 1-5 are implemented.

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