KR101946853B1 - Context adaptive information providing apparatus - Google Patents

Abstract

A situation adaptive information providing apparatus is disclosed. The context-aware information providing apparatus of the present invention includes an information collecting unit for collecting basic information; A situation defining unit for acquiring crowd flow information using the basic information collected by the information collecting unit, and defining a situation using the obtained crowd flow information and basic information; A situation recognition unit for recognizing a situation defined by the situation definition unit; And an output unit for displaying context-aware information recognized by the context recognition unit.

Description

{CONTEXT ADAPTIVE INFORMATION PROVIDING APPARATUS}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a context-aware information providing apparatus, and more particularly, to a context-adaptive information providing apparatus for providing information in individual customized form to each user in a large public facility.

In a public facility where many people enjoy a cultural life, such as a movie theater, a performance hall, or a public facility using a transportation means such as a train station, a bus terminal or an airport, a user often searches for a destination for service use. For example, in a theater, you need to find an auditorium and a designated seat that corresponds to a movie ticket purchased by the user, and at the airport, you must move to the boarding gate at the time of boarding that corresponds to the ticket purchased by the user.

Typically, large facilities provide maps and information boards to provide map information for large facilities. In this case, depending on the place, there is a place to provide the map information through the digital information display device. However, in complex, large-scale public facilities, it is not easy for users to find their destination in a short time on the map and find a suitable route.

In particular, as history has become larger and more complex, there has been a need to provide users with a variety of information.

However, conventionally, only the same kind of information such as the exit information of the history, the subway route map, the linked traffic information, and the surrounding map is always provided unilaterally without considering the importance of the information. Therefore, it is necessary to provide an information providing service for each user group according to changes in the history and to visualize the information through active situation judgment.

Background Art [0002] The background art of the present invention is disclosed in Korean Patent Application Publication No. 10-2014-0014458 (Feb.

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above-mentioned problems, and it is an object of the present invention to provide a method and apparatus for acquiring crowd flow information through analysis of a movement trajectory of a visitor in the history, And a situation adaptive information providing device for providing a travel route and convenience information of each customized format to each of the users.

According to an aspect of the present invention, there is provided a situation adaptive information providing apparatus including an information collecting unit for collecting basic information; A situation defining unit for acquiring crowd flow information by using the basic information collected by the information collecting unit, and defining a situation using the acquired crowd flow information and basic information; A situation recognition unit for recognizing a situation defined by the situation definition unit; And an output unit for displaying context-aware information recognized by the situation recognition unit.

The situation definition part of the present invention defines the situation by at least one of an emergency situation, a DID (Digital Information Display) location, a time, a direction of the crowd, external weather, other traffic information, external event, crowd density, train information, .

The situation definition part of the present invention is characterized by accumulating an optical flow in an image to acquire crowd flow information.

The situation recognition unit of the present invention is characterized by recognizing a situation using an MLP (Multi-Layer Perceptron) neural network.

The output unit of the present invention is characterized in that the output unit outputs different display patterns according to context-specific information.

The output unit of the present invention is characterized by outputting context-specific information as at least one of character, image, animation, and moving image.

The output unit of the present invention is characterized by outputting at least one of an exit direction of history, map information around the history, surrounding traffic information, and congestion in a situation where a user moves in an exit direction.

The output unit of the present invention is characterized in that at least one of a route map, train operation information for each route, and congestion is output in a situation where a user moves in an entrance direction.

The output unit of the present invention is characterized in that the congestion degree is displayed in a color-coded manner.

The output unit of the present invention is characterized in that the exit direction of the history is indicated in the emergency situation and the exit of the history is displayed using the image.

According to an aspect of the present invention, there is provided a situation adaptive information providing apparatus for acquiring crowd flow information through an analysis of a movement trajectory of an in-history visitor, and for each user based on the crowd flow information and the situation information, And convenience information.

According to one aspect of the present invention, the situation-adaptive information providing apparatus can provide information differentiated according to a location through various traffic analysis of a user, and can provide customized information through traffic analysis to improve user convenience.

1 is a block diagram of a context-aware information providing apparatus according to an embodiment of the present invention.
FIG. 2 conceptually illustrates the operation of the context-aware information providing apparatus according to an embodiment of the present invention.
FIG. 3 is a diagram illustrating information for a situation configuration according to an embodiment of the present invention.
4 is a view illustrating an example of a situation definition according to an embodiment of the present invention.
5 is a diagram illustrating a configuration of a situation recognition using an MLP according to an embodiment of the present invention.
6 is a diagram illustrating an algorithm for context recognition according to an embodiment of the present invention.
7-13 are illustrations of display patterns according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a context-adaptive information providing apparatus according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. Further, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the user, the intention or custom of the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

FIG. 1 is a block diagram of a context-aware information providing apparatus according to an embodiment of the present invention, FIG. 2 conceptually illustrates an operation of the context-adaptive information providing apparatus according to an embodiment of the present invention, 3 is a view illustrating information for a situation configuration according to an embodiment of the present invention. FIG. 4 is a view illustrating an example of a situation definition according to an embodiment of the present invention. 6 is a diagram illustrating an algorithm for context recognition according to an embodiment of the present invention. FIGS. 7 to 13 illustrate an example of a display pattern according to an embodiment of the present invention. .

The context adaptive information providing apparatus according to an embodiment of the present invention provides intelligent information on history in consideration of crowd flow information and context information.

In this case, the context-aware information providing apparatus according to an embodiment of the present invention can provide various information according to time, direction of movement, user type,

For example, with regard to time, information on each commute time and per-use time information is provided for each commute, and information on each commuting route direction and information on directions for getting in and out of the subway are provided. Information about the event, and information about the exit for the event in the vicinity.

Such information is not limited to the above-described embodiment, and various information may be added or changed depending on the situation.

1 and 2, a situation adaptive information providing apparatus according to an embodiment of the present invention includes an information providing unit 10, an information collecting unit 20, a situation defining unit 30, a situation recognizing unit 40 And an output unit 50. [0031]

The information providing unit 10 is connected to the information collecting unit 20 through a wired / wireless communication network and provides basic information to the information collecting unit 20. The information providing unit 10 may include a photographing unit, a TTC (Total Traffic Control), a railroad data portal, a mobile application, and the like.

The basic information is basic information for acquiring the above-mentioned crowd flow information and the situation information in the output unit 50.

A CCTV (Closed Circuit Television) may be employed as the photographing unit. A number of CCTVs are deployed in history, each shooting a visitor using history. An image photographed by the photographing unit can be used to acquire the crowd flow information.

Railway Organization Information Total Traffic Control (TTC) provides various information related to the operation of trains. Information provided by the TTC may include train information, train location information, and operation schedule information.

Generally, the railway organization information TTC is installed in the general control center to comprehensively control the operation of trains, so as to grasp the track condition information of all routes and the operation status of trains, And displays the operation status of the train by the number.

Railway data portals provide users with a variety of information related to history and railways. The information provided through the railroad data portal includes train information, train location information, operation schedule information, historical utilization information, historical convenience information, event information around the history, and surrounding information Geographical information, surrounding traffic information related to history or railroad, traffic congestion information, weather information, and the like, as well as any information useful for railroad and historical use.

Mobile applications provide information and menus that users have entered to use trains and history. The mobile application can be mounted on the portable terminal of the user. The information provided through the mobile application may include boarding station information, arrival station information, train arrival time information, and destination information.

The information collecting unit 20 is connected to the information providing unit 10 through the wired / wireless communication network and collects basic information from each of the information providing units 10.

The situation defining unit 30 combines basic information collected by the information collecting unit 20 and defines a situation based on the basic information. In this case, the situation definition unit 30 accumulates the optical flow in the image photographed through the CCTV to acquire the crowd flow information.

Referring to FIG. 3, the item and the crowd flow information for defining a situation include an emergency situation, a DID (Digital Information Display) location, a time, a direction of a crowd, external weather, other traffic information, And internal environment information may be included.

Accordingly, the situation definition unit 30 may be configured to provide the basic information and the crowd flow information, that is, the emergency situation (fire, flood, earthquake), DID location (entrance, waiting room, platform), time (work time, (Bus, village bus, airplane, taxi), external event (conference, event, voting), the direction of the crowd (entry direction, advance direction, platform direction) (High, medium, low), train information (access, arrival, departure, accident status), and internal environmental information (temperature, temperature, humidity, humidity, ) To define the situation.

In this case, the situation definition unit 30 allows the situation-specific information suitable for the situation to be displayed through the output unit 50 according to each item. Accordingly, each user can acquire context-specific information suitable for each situation in each situation.

For example, in a general situation, the situation definition unit 30 can provide contextual information such as time, outside weather, internal environment information, and train information that are mainly needed by the users in a general situation.

In an emergency situation or an event situation, the situation definition unit 30 can provide context-specific information such as an emergency situation, an external event, and a crowded congestion.

Further, the situation definition section 30 assigns weight to each item. As a result, different information is output according to the weight. The weights are assigned to each item used to define the situation and can be assigned differently depending on the situation defined by the situation definition unit 30. [ Therefore, each item can be outputted in different sizes and shapes according to the situation defined by the situation definition unit 30. [

Referring to FIG. 4, each situation-specific information may be defined as at least one of Time, Direction, Environment, Season, and Date, .

The situation recognition unit 40 performs a situation recognition process using a Multi-Layer Perceptron (MLP) in a situation defined by the situation definition unit 30. [

The multi-layer neural network is one of the algorithms for realizing the situation recognition as shown in Figs. 5 and 6. Fig. MLP is well suited for railway history environments that utilize a wide variety of data for context awareness.

The information input to the multi-layer neural network may include time, weather, environment, crowd flow, etc. included in the situation definition, and various other variables may be further included.

The multilayer neural network learns the neural network through the information contained in the context definition and the target value generated for learning. The multilayer neural network learns the neural network with information and target values included in the situation definition, and recognizes the situation by inputting information only after the learning is completed. In this case, the situation recognition unit 40 learns by using a backward propagation algorithm of a multi-layer neural network, and a sigmoid function can be utilized as an activation function of the multi-layer neural network.

The contextual information recognized by the multi-layer neural network can then be provided in various display patterns.

The output unit 50 displays the context-related information recognized by the context recognition unit 40. [ The output unit 50 can output the context-based information according to the context recognition result in various display patterns. In this case, the output unit 50 can provide context-specific information in various formats including a combination of characters, images, animations, and moving pictures. As the output unit 50, a DID (Digital Information Display) installed in the history may be employed.

In this case, the output unit 50 provides context-specific information such as time required mainly by the users in general circumstances, external weather, internal environment information, and train information.

In an emergency situation or an event situation, the situation definition unit 30 provides context-specific information such as an emergency situation, an external event, and a crowded congestion.

In addition, according to the weight given to each item, the output unit 50 reduces or deletes information of the item having a low weight according to a change in the situation, and outputs information of the item having a relatively high weight.

The display pattern will be described with reference to Figs.

Fig. 7 shows contextual information relating to the situation of moving from the exit to the entrance in time of departure. Referring to FIG. 7, the output unit 50 outputs not only weather information such as temperature, humidity, and the current time, but also route information and traffic information for each route and congestion.

Fig. 8 shows context-specific information related to the situation of moving from the entrance to the exit at the time of work. Referring to FIG. 8, the output unit 50 outputs not only weather information such as temperature and humidity, current time, but also an exit direction of the history, and outputs map information, surrounding traffic information, and congestion around the history.

FIG. 9 shows contextual information relating to the situation of moving from the exit to the entrance at the exit time. Referring to FIG. 9, the output unit 50 outputs not only weather information such as temperature, humidity, and the current time, but also route information and traffic information for each route and congestion.

In Fig. 10, context-specific information related to the situation of moving from the entrance to the exit at the exit time is shown. Referring to FIG. 10, the output unit 50 not only displays weather information such as temperature and humidity, current time, but also an exit direction of the history, and outputs map information, surrounding traffic information, and congestion around the history.

In Figs. 7 to 10, the congestion degree is color-categorized and displayed so that the user can easily recognize the congestion degree.

FIG. 11 shows contextual information related to the emergency situation. Referring to FIG. 11, the output unit 50 guides not only weather information such as temperature, humidity, and the current time but also the exit direction of the history, and guides the exit of the history using the image.

Referring to FIG. 12, it is shown that context-specific information is output differently according to a change in situation.

That is, when the situation is changed by the flow of time, the change of the weather, and the increase of the congestion, the output unit 50 changes the size and content of each situation-related information to be displayed and outputs it.

Referring to FIG. 13, it has been shown that context-specific information is output differently depending on a change in situation.

That is, referring to FIG. 13, when the situation changes to a change of the crowd flow, the output unit 50 changes the situation-specific information to match the crowd flow and outputs it. That is, by adjusting the size and shape of each item according to the situation, each user can intuitively and quickly recognize the information needed for the situation.

As described above, the context-aware information providing apparatus according to an embodiment of the present invention acquires crowd flow information through analysis of a movement trajectory of a user in the history, Route and convenience information.

In addition, the situation-adaptive information providing apparatus according to an embodiment of the present invention can provide information differentiated according to a location through various traffic analysis of a user, provide customized information through a traffic analysis, .

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken by way of limitation, I will understand. Accordingly, the true scope of the present invention should be determined by the following claims.

10: Information provision
20: Information collecting section
30: Situation definition section
40:
50: Output section

Claims (10)

An information collecting unit for collecting basic information;
A situation defining unit for acquiring crowd flow information by using the basic information collected by the information collecting unit, and defining a situation using the acquired crowd flow information and basic information;
A situation recognition unit for recognizing a situation defined by the situation definition unit; And
And an output unit for displaying context-aware information recognized by the context recognition unit,
Wherein the output unit outputs different display patterns according to context information,
Wherein the output unit outputs at least one of an exit direction of the history, map information around the history, surrounding traffic information, and congestion when the user moves toward the exit direction,
Wherein the output unit outputs at least one of a route map, train operation information for each route, and congestion in a situation where a user moves in an entrance direction.
The system of claim 1, wherein the situation definition unit includes at least one of an emergency situation, a DID (Digital Information Display) location, a time, a direction of a crowd, external weather, other traffic information, external events, crowd density, train information, And a situation is defined.
The apparatus of claim 1, wherein the situation definition unit accumulates optical flows in an image to acquire crowd flow information.
The apparatus of claim 1, wherein the situation recognition unit recognizes a situation using a Multi-Layer Perceptron (MLP).
delete The apparatus of claim 1, wherein the output unit outputs the context-dependent information as at least one of a character, an image, an animation, and a moving image.
delete delete The apparatus of claim 1, wherein the output unit displays the congestion level in a color-coded manner.
The apparatus of claim 1, wherein the output unit displays an exit direction of the history in an emergency situation, and displays an exit of the history using an image.

Images