Abstract: The present disclosure relates to methods for verifying users performed by at least one processor. The method for verifying users including transmitting, to a user terminal, a plurality of instructions that guide a user to perform a plurality of actions, receiving, from the user terminal, a video photographed in response to the plurality of instructions, determining presence or absence of the user in the video, and verifying the user based on a face of the user extracted from the video in response to a result of the determining indicating that the user is present may be provided.

Abstract: A method, a computer device, and a non-transitory computer-readable recording medium are provided to display a grouped image message. An image message display method may include displaying a plurality of grouped images sent and received as an image message in a chatroom as a single message unit; and switching a view mode of the image message in the chatroom in response to a user request.

Abstract: Disclosed are methods and apparatuses for processing a notification using a notification preset. A notification processing method may include providing, by the at least one processor, a notification preset setting function for setting a notification preset, the notification preset including a preset condition and a preset result, creating, by the at least one processor, at least one notification preset instance through the notification preset setting function, monitoring, by the at least one processor, whether a condition meets one of the at least one notification preset instance, and dynamically changing, by the at least one processor, a notification setting of the computer apparatus from a first state to a second state in response to a result of the monitoring indicating that the condition meets a first notification preset instance, from among the at least one notification preset instance.

Abstract: A method for sharing avatars is provided, which includes: receiving, from a first user terminal, an avatar share request to share a first avatar including a first set of avatar components, with a second user terminal; creating a first temporary avatar by copying the first set of avatar components; associating the first temporary avatar with first link information; and transmitting the first link information to the second user terminal.

Abstract: An augmented reality (AR) providing method for recognizing a context using a neural network includes acquiring, by processing circuitry, a video; analyzing, by the processing circuitry, the video and rendering the video to arrange a virtual object on a plane included in the video; determining whether a scene change is present in a current frame by comparing the current frame included in the video with a previous frame; determining a context recognition processing status for the video based on the determining of whether the scene change is present in the current frame; and in response to determining that the context recognition processing status is true, analyzing at least one of the video or a sensing value received from a sensor using the neural network and calculating at least one piece of context information, and generating additional content to which the context information is applied and providing the additional content.

Abstract: Methods, computer devices, and non-transitory computer-readable record media for displaying a message thread on a chatroom cover screen may be provided. A chatroom cover display method may include receiving a message thread including messages exchanged through a chatroom in response to an access request for the chatroom, and displaying a cover screen of the chatroom in response to the access request and displaying the message thread on the cover screen.

Abstract: A method for sharing content on an instant messaging application operating in a user terminal including determining whether content-to-be-shared for a chat room associated with a user account of the instant messaging application exists, outputting a share recommendation message for the user account through the chat room in response to a result of the determining indicating that the content-to-be-shared exists, receiving a response to the share recommendation message from the user account, and outputting the content-to-be-shared for the chat room based on the received response to the share recommendation message may be provided.

Abstract: Disclosed is a method, system, and non-transitory computer-readable record medium for providing a plurality of group calls in a single chatroom. A group call providing method including receiving, by the at least one processor, information about a plurality of group call channels generated in response to a first request from at least one member included in a chatroom, from a server, providing, by the at least one processor, a group call channel list about the plurality of group call channels through the chatroom based on the information about the plurality of group call channels, and starting, by the at least one processor, a group call through a specific group call channel, from among the plurality of group call channels, in response to receiving a second request for joining the specific group call channel through the group call channel list may be provided.

Abstract: Methods, systems, and non-transitory computer-readable record media for managing event messages may be provided. A message management method may include generating, by at least one processor, an event related to a chatroom based on an event message input from the chatroom, assigning, by the at least one processor, a reply to the event message, from among messages in the chatroom, to the event, and displaying, by the at least one processor, the reply to the event message in association with the event.

Abstract: An electronic device, a method, and a computer-readable recording medium are provided for deactivating a chat room of a messenger application. The electronic device is configured for: receiving a deactivation request for one or more chat rooms, in which the deactivation request is associated with a chat room configuration, and the chat room configuration includes a deactivation condition for the one or more chat rooms; storing the chat room configuration including the deactivation condition for the one or more chat rooms based on the deactivation request; and deactivating the one or more chat rooms based on determining whether or not the deactivation condition for the one or more chat rooms is satisfied.

Abstract: Provided is a method performed by a computer apparatus for providing a multimedia message including receiving a request for transmitting a multimedia message to a receiver terminal from a sender terminal, determining a first context by analyzing first contextual information collected from each of the sender terminal and the receiver terminal, determining a first type of data to be received from the sender terminal and a second type of data to be transmitted to the receiver terminal based on the determined first context, both the first type of data and the second type of data being based on original multimedia data included in the multimedia message, and processing the request for transmitting the multimedia message by receiving the determined first type of data from the sender terminal, and transmitting the determined second type of data to the receiver terminal.

Abstract: Provided is a method and system for providing an answer message to a query message. An answer message providing method may include managing a plurality of chatrooms of an instant messaging service; receiving a query message in a preset form from a first user of a first chatroom among the plurality of chatrooms; forwarding the query message to second users through the instant messaging service; receiving an answer message to the query message from at least one of the second users; and providing the received answer message to be displayed through the first chatroom.

Abstract: A message processing method performed by a computer system comprising at least one processor, the at least one processor being configured to execute computer-readable instructions included in a memory, the message processing method including recognizing, by the at least one processor, a language related to a conversation space based on a conversation context and a translation-related option to obtain a recognized language, the translation-related option being set for the conversation space, and providing, by the at least one processor, at least one translated text according to the recognized language for a message in the conversation space.

Abstract: A method, a system, and a non-transitory computer readable record medium for providing a reminder message are provided. A reminder providing method may include recognizing a reminder request message among one or more messages exchanged through a chatroom; creating a reminder message based on the reminder request message; and sending the reminder message in the chatroom at a time preset for the reminder request message.

Abstract: Disclosed is a reaction display method performed by a computer apparatus including processing circuitry, the reaction display method including displaying, by the processing circuitry, a content sharing screen with a voice over Internet protocol (VoIP) call screen during a VoIP call, the content sharing screen including shared media content, and a user of the computer apparatus participating in the VoIP call, receiving, by the processing circuitry, a position at which a reaction is input from the user during the VoIP call, sending reaction information and the position to at least one other user participating in the VoIP call, the reaction information corresponding to the reaction, and displaying an indication of the reaction on the VoIP call screen or the content sharing screen based on the position.

Abstract: Disclosed are methods, systems, and non-transitory computer-readable record mediums for providing a chatroom in a three-dimensional (3D) form. A chatroom display method including recognizing a screen switch event for a chatroom displayed on the electronic device, switching a screen to display the chatroom in a form of a 3D space in response to the screen switch event, and representing a distance between a user of the electronic device and a chat partner included in the chatroom as depth information of the 3D space based on location information of the electronic device and location information of at least one chat partner may be provided.

Abstract: Disclosed are methods and systems for controlling audio using an asymmetric channel of an audio conference. An audio control method may include establishing, by a processor included in a computer apparatus, a bi-directional media session having an asymmetric channel structure between a first participant among a plurality of participants participating in an audio conference and a mixer, receiving, by the processor, first audio data from the first participant through a media session of a first channel structure in the bi-directional media session, mixing, by the processor, second audio data of at least two participants excluding the first participant from among the plurality of participants, using a multichannel, and transferring, by the processor, the mixed audio data of the at least two participants mixed using the multichannel to the first participant through a media session of a second channel structure in the bi-directional media session.

Abstract: A method for managing avatar usage rights including transmitting a request to use an avatar of a second user who is registered as a messenger friend of a first user of a user terminal on an instant messaging service, and in response to the request to use the avatar of the second user being accepted by the second user, allowing the use of the avatar of the second user in the user terminal associated with the first user may be provided.