KR20150098492A

KR20150098492A - Method for providing weather information obtained from real-time image

Info

Publication number: KR20150098492A
Application number: KR1020140019840A
Authority: KR
Inventors: 이희석; 박호웅
Original assignee: 노블시스템주식회사
Priority date: 2014-02-20
Filing date: 2014-02-20
Publication date: 2015-08-28

Abstract

The present invention relates to a method for extracting weather information from a real-time image and providing the weather information. The method automatically extracts the weather information by analyzing a video or a picture taken by using a digital photographing device and services the corresponding weather information to the public, experts, business operators who need the weather information, or software.

Description

[0001] METHOD FOR PROVIDING WEATHER INFORMATION OBTAINED FROM REAL-TIME IMAGE [0002]

The present invention analyzes real-time images collected from image capture devices such as a smart phone or a CCTV to extract current weather conditions such as rain, snow, or fog, cloudy weather, will be.

In analyzing the images taken from the real-time image collecting device and using the analyzed data, there is a method in which a product is taken and analyzed in a production process of producing the product to read the defectiveness of the product, It is widely used in the field of factory automation by accurately controlling the angles of the robots that are photographed and analyzed and assembled. By real-time analysis of videos and photos taken by smart phones or digital cameras, If a person is identified from the image data received from the CCTV installed for security, the user can be identified by detecting the number of the illegally parked vehicle, You can also identify trespassers, find people on the street, Many examples of analysis by the service-to-image.

In this way, real-time image analysis technology is used in various fields to provide useful service to the living. However, in the meteorological industry, it is all the service using the measurement values of the observation equipment installed in a specific area. There is no way of knowing about the weather that occurs locally in a place other than local people.

However, it is all about checking the weather conditions at the level of real-time monitoring by installing CCTV at important locations.

Therefore, in coastal areas, even if rain or wind is not blowing, the typhoon warning is not lifted and the operation can not be performed. Even if the person in the area directly requests the lifting of the typhoon warning, the response is often delayed. .

Also, travelers want to know the precise weather information of the area they want to go to, because Evo is being served at certain time intervals, so weather information at the current time was not known.

It is an object of the present invention to provide a method and apparatus for analyzing a real-time image or a photograph that can be collected from various image-capturing equipments, including measurement values of an observation instrument utilized for weather forecasting, To serve the necessary objects.

In addition, the collected data can be used in various forms. Firstly, it can be used as a data used for forecasting purposes, and it can be used as a CCTV installed nationwide and a camera function of most smart phones And provides accurate current weather conditions through statistical analysis of current weather conditions.

And, the service is provided by analyzing the weather conditions of the unspecified place, not the fixed position, by utilizing the video data shot by the smartphone and reported.

In addition, the present invention aims to supplement and provide services through various methods, because accuracy may be deteriorated due to many variables such as foreign substances, season and time, and light change of a lens of a device for photographing in real time.

According to an aspect of the present invention, there is provided a method for extracting weather information from a real-time image and collecting weather information, the method comprising the steps of: (a) (b) analyzing data collected by the processing server through a predetermined algorithm to extract weather information; (c) storing the weather information extracted by the processing server in the database of the file server as a predetermined normalized standard; (d) the user device requests weather information to the distribution server via the Internet; (e) The distribution server inquires the weather information requested in the database of the file server, and converts the weather information into a result value corresponding to the content requested by the user device.

At this time, the distribution server may process and provide the weather information so that it conforms to a specific formal specification or an application programming interface (API) requested by a specialist or a business operator.

The collection server may be connected to the Internet and connected to at least one of an IP camera, a CCTV, a personal mobile phone, a smart phone, a digital camera, a notebook computer, a web camera of a desktop computer, The real-time image captured from the device or the data stored in the device can be received and collected.

The step (b) includes the steps of: (i) maintaining the past weather information by date; (ii) correcting the current extracted weather information by substituting the captured area, the current time, and the current season information of the collected data into the weather information by the past date.

Further, the step (b) may further include a step of acquiring forecast information provided by the meteorological office corresponding to the photographing area and the current time of the collected data and correcting the current extracted weather information .

Through the present invention, ordinary citizens can confirm detailed current weather information from a TV in the house, a PC in an office or home, and a smartphone in a moving state, Weather workers can use the real-time data as a reference for more accurate forecasts by comparing and analyzing the real-time data with the forecast data so as to protect people's property and property from damage.

FIG. 1 shows a configuration of a system for providing weather information by extracting weather information from a real-time image according to the present invention.
FIG. 2 is a diagram illustrating a system for extracting weather information from a real-time image according to an embodiment of the present invention to provide current weather information.
FIGS. 3A and 3B are diagrams showing data flows according to each photographing device.

In addition to the difficulty of collecting the observation equipment installed in a certain place, due to the limitation of the installation of the equipment, it is difficult to collect data on the weather caused in the process of modeling and collecting the collected data for various reasons such as weather warming. Variable is occurring.

Therefore, the weather situation in the present situation changing to the locality is in a situation where it is inevitably different from the forecast provided to the people.

Especially, we want to provide people who are engaged in weather-sensitive industries like fishermen to secure life safety and reduce financial damages.

The present invention can grasp local weather by providing current weather conditions in real time, and can be used as reference data for forecasting in the weather station, and can be used to recognize and cope with a local weather condition.

In order to achieve the above object, there is provided a method for extracting, analyzing and providing weather information from a real-time image according to the present invention, comprising the steps of: (a) ; &Lt; / RTI > (b) collecting real-time image data photographed for 24 hours from video equipment such as CCTV installed in a fixed position; (c) extracting the pattern matching algorithm or RGB value from the image data collected in various methods, and analyzing the extracted image data, and converting the image data into weather information; (d) analyzing and correcting various parameters such as season, time, and past statistics to improve the accuracy of the converted information; (e) systematically storing the corrected final data in a database for each collection time, region, and weather condition; (f) a manager service step for managing the stored data; (g) systematically providing data to the various users through an HTML5-based web service to the general user; (h) a data sharing step to provide the data to the other system that needs it.

The present invention also provides a method of extracting weather information from the real-time image to confirm and service weather information, wherein any equipment can be used as long as the equipment for photographing is capable of digitizing equipment such as CCTV, smart phone, and digital camera, There is no limit to the format of moving pictures or photographs taken and collected from these various devices.

In addition, since it is provided as a web service based on HTML5 in the way of service of weather information data managed as a database, it is possible to provide services such as PC browser, Android-based smartphone, iOS- Any other device that supports HTML5 can be serviced anywhere, and other programs that do not support HTML5 can be serviced through the UI that developed weather information using the API provided by the distribution server.

Other features and advantages of the present invention will become apparent from the following description based on the accompanying drawings.

FIG. 1 shows a configuration of a system for providing weather information by extracting weather information from a real-time image according to the present invention. As shown in the figure, a method of extracting weather information from a real-time image according to an embodiment of the present invention and providing current weather information is performed by a collection server 200 through an Internet network, The processing server 300 transmits the corresponding image data to the processing server 300 through a process of validation or the like. At this time, the processing server 300 transmits the image data to the processing server 300 through a pattern matching algorithm, an RGB value To generate temporary data for analysis.

When the temporary data is generated, the temporary data is compared with the reference values in the database to extract the weather information included in the corresponding image data. In order to guarantee accuracy, the extracted weather information is obtained by comparing and analyzing past time statistical data in the database 400 and correcting the analyzed data by inquiring the forecast data of the meteorological office 500 And stores the last result value in the database 400. [

The user can inquire information about the service requested from the user 700 or the weather information provider 800 to the distribution server 600 through the service request and the database 400, And the program of the user 700 and the service provider 800 forms and displays the service data through the appropriate UI.

FIG. 2 is a diagram illustrating a system for extracting weather information from a real-time image according to an embodiment of the present invention to provide current weather information.

2, the image capturing apparatus 100 includes a smart phone 110, a digital camera 120, a CCTV 130, a digital image data 140, and other devices capable of capturing digital images . The user 700 may also be a device capable of calling and receiving data through HTTP, a smartphone 720, a set top box of the TV 730 and other browser supported devices 740 and HTTP, You can include all programs. In addition, the weather information providing service provider 800 may also be the user 700. This is possible because the distribution server 600 distributes an API of a data structure that is normalized based on HTTP for various services.

FIGS. 3A and 3B are diagrams showing data flows according to each photographing device. 3A is a diagram illustrating an example of a device that can access a server in three real-time at the same time as a smartphone 110, a digital camera 120 and a digital image data 140, and transmits a file through a PC FIG. 3B is a diagram illustrating a process for a device capable of real-time streaming service such as CCTV 130. FIG.

3A, when a moving picture or a photograph is shot and then transmitted to the collection server via HTTP, the collection server 200 appropriately loads the concurrent visitor in a proper manner And distributes the image data to the processing server 300 in a stable manner. The processing server 300 first extracts a meteorological phenomenon through a pattern matching algorithm, extracts RGB values from the image data, and extracts meteorological information once again. In order to compensate for this, the past data of the seasons and time at the time of photographing are inquired from the database 400, and the wind direction from the weather station 500 , Wind speed, temperature, humidity, rain, snow, fog, frost and so on. When the final data thus supplemented is stored in the database 400, the user 700 and the service provider 800 can receive the weather data in real time through the distribution server 600, if necessary.

For the devices that can not transmit image data to the collection server at the same time as the digital camera 120 and the digital image data 140, it is necessary to register the captured image data file in the collection server 200 If the user registers separately through the screen, the process can proceed in the same manner as the smartphone 110.

FIG. 3B is a process for processing image data collected from a number of government offices in real time from a number of CCTVs 130 installed around roads and national parks or facilities around the country. However, Therefore, the collection server periodically collects image data from each CCTV server (for example, a streaming server), and the processing process for the collected image data can be performed in the same manner as the process described with reference to FIG. 3A. However, if the user wishes to check a real-time image, the distribution server may additionally provide the URL so that the user can access the streaming server of the corresponding CCTV 130.

Claims

(a) collecting live video or photographs by a collection server;
(b) analyzing data collected by the processing server through a predetermined algorithm to extract weather information;
(c) storing the weather information extracted by the processing server in the database of the file server as a predetermined normalized standard;
(d) the user device requests weather information to the distribution server via the Internet;
(e) a step in which the distribution server inquires weather information requested in the database of the file server, and converts the weather information, which is searched, into a result value corresponding to the content requested by the user device, A method of extracting and providing information.

The method according to claim 1,
Wherein the distribution server processes and provides meteorological information in accordance with a specific standard or application programming interface (API) requested by a specialist or a business operator, and then providing the meteorological information .

The method according to claim 1,
The collection server is connected to the Internet and is connected to at least one device of an IP camera, a CCTV, a personal mobile phone, a smart phone, a digital camera, a notebook computer, a web camera of a desktop computer, Wherein the real-time image or the data stored in the device is received and collected to extract the weather information from the real-time image.

The method according to claim 1,
Step (b)
(i) maintaining past weather information by date;
(ii) correcting the current extracted weather information by substituting the captured area, the current time, and the current season information of the collected data into the weather information by the past date, .

5. The method of claim 4,
Step (b)
(iii) acquiring forecast information provided by the meteorological station corresponding to the photographing area and the current time of the collected data and correcting the current extracted weather information, wherein the weather information is extracted from the real time image How to provide.