Abstract: A method for generating a key stream according to an embodiment includes generating r round keys that are each N-dimensional integer vectors including elements of an integer set defined based on a prime number t, based on a random bit string, an encryption counter, and a secret key that is an N-dimensional integer vector consisting of elements of the integer set , generating a first round output vector x1 by performing a modular addition operation on an initial vector and a first round key RK1 of the r round keys with the prime number t as a modulus, and generating a key stream that is an N-dimensional integer vector consisting of elements of the integer set from the first round output vector x1 by using a second to r-th round keys of the r round keys, and one or more first round functions and a second round function.

Abstract: A method of performing chatroom transition, performed by a user terminal is provided. The method may include: continuously displaying, while a screen of a first chatroom that is active is displayed on a user terminal, a first notification bar indicating at least one first new message occurring in a second chatroom; and activating the second chatroom and displaying a screen of the second chatroom, instead of the screen of the first chatroom, in response to a first user input to select the first notification bar.

Abstract: A workflow execution apparatus and workflow execution method for processing distributed processing analysis tasks in a container environment including a user interface (UI) unit configured to receive an input target workflow of an analysis task to be processed, a workflow scheduler configured to retrieve resource templates executable by the target workflow from among a plurality of resource templates, and generate a final workflow by applying a resource configuration corresponding to the retrieved resource template to the target workflow according to a selected template, and a workflow worker configured to request execution of a distributed processing driver in a container environment, reuse a currently executed distributed processing driver when processing each of tasks included in the final workflow, and execute the final workflow.

Abstract: A system for partitioning a keyspace includes: a system for partitioning a keyspace, includes: a server configured to transmit a partition setting item based on a keyspace creation request; and a database configured to receive the partition setting item and configured to create a first partition for the keyspace based on the received partition setting item, wherein the partition setting item includes a replication factor and at least one of a size of a second partition for storing data or a storage period of the data.

Abstract: Provided is a method for recording a task including: recording a task using robotic process automation (RPA) solution; sequentially obtaining each event included in an event sequence generated as a result of the recording, wherein the event sequence includes information about a type of user manipulation, information about a target object position, and information about a target object type; correcting the target object type of the obtained event using the target object position of the obtained event; reproducing the obtained event using the target object position of the obtained event and a corrected target object type of the obtained event; and repeating the obtaining, the correcting, and the reproducing until an event included in the event sequence is exhausted.

Abstract: The present disclosure relates to a method, an apparatus, a system, and a computer program for managing a software component and, more specifically, to a method, an apparatus, a system, and a computer program for managing several software components such as an operating system and a hypervisor constituting a cloud environment.

Abstract: An event processing method performed by at least one computing device is provided. The method may include collecting a plurality of events; grouping at least some of the collected plurality of events based on code values respectively associated with the collected plurality of events, wherein the code values indicate at least one of originating service devices in which the plurality of events have occurred or services provided by the originating service devices; and regenerating the grouped events into a single event.

Abstract: Provided is a method for providing a recommended chat room for sending a message. The method, which is performed by at least one processor, includes: identifying a user matching a name entered on a message writing screen; and providing a recommended chat room list in which at least one chat room having the user is displayed.

Abstract: A method for displaying suggested items associated with a message, the method, which performed by at least one processor, includes: based on a preset first keyword that is detected in a message that is input to an input window of a chat room, displaying suggested items comprising a conversation group or a content associated with the preset first keyword, wherein the conversation group corresponds to a reception target of the message; and based on an item selected from the suggested items, displaying the message comprising information on the conversation group or the content corresponding to the selected item.

Abstract: An apparatus for grouping work request contents selected from a work request content list including one or more processors and a memory storing instructions, an execution of the instructions configuring the one or more processors to display a work request content list, the work request content list including work request contents associated with a function for requesting handling by a user are enumerated, receive a user selection of two or more work request contents from among a plurality of work request contents enumerated in the displayed work request content list, and group two or more selected work request contents according to a classification criteria.

Abstract: A processor-implemented method for correcting a profile image in an online communication service including extracting emotion information of a terminal user based on user input information and correcting a profile image of the terminal user based on the extracted emotion information

Abstract: A robotic process automation (RPA) bot execution optimization method is provided. The method includes installing an RPA agent and a default RPA engine on the computing system in a process of installing an RPA solution; acquiring, by the installed RPA agent, an execution request for an RPA bot; determining, by the installed RPA agent, a representative version of an RPA scenario for the RPA bot; preparing, by the installed RPA agent, an optimal RPA engine version for executing the RPA scenario representative version; and controlling, by the installed RPA agent, the prepared optimal RPA engine version to execute the RPA scenario.

Abstract: A method, which is performed by at least one processor, includes: displaying a currently running application list in response to a first user input; generating a recommended application set including one or more recommended applications for configuring a split screen for a first application included in the currently running application list; displaying the recommended application set for the first application at a position adjacent to the first application; selecting, based on a second user input, a recommended application in the recommended application set for the first application; configuring a split screen including the first application and the selected recommended application; and automatically displaying the split screen.

Abstract: A method for providing a messenger service, which is performed by at least one processor, includes: creating a conversation group by grouping conversations relevant to a first conversation of a plurality of conversations displayed in a chat room; and providing at least one recommended target screen based on a target-relevant word included in the conversation group.

Abstract: Provided is a method performed by at least one processor, including: obtaining a content search term, the content search term including a first plurality of search keywords; performing a search for a plurality of contents using the first plurality of search keywords; extracting, based on no result of the search, a second plurality of search keywords from the first plurality of search keywords, wherein the second plurality of search keywords exclude keywords that are not included in a first keyword set, and the first keyword set includes keywords extracted from the plurality of contents; and performing a search for the plurality of contents using the second plurality of search keywords.

Abstract: Provided is a method for providing a speech bubble in a video conference. The method is performed by a user terminal and includes: receiving a first speech text converted from a voice signal of a first conference participant participating in a video conference into text; determining whether to activate a cartoon mode; displaying, based on determining to activate the cartoon mode, a conference screen including a first participant object and a first speech bubble, wherein the first participant object indicates the first conference participant and the first speech bubble is generated using the first speech text; and displaying, in response to a user input to select the first speech bubble, a sequence of speech texts of the video conference, the sequence including a speech text corresponding to the first speech bubble.

Abstract: An apparatus for supporting business transactions including one or more processors configured to execute instructions and a memory storing the instructions, the execution of the instructions configures the one or more processors to receive a business process notification from a business system, the business process notification including one or business notification details and business process details, generate an app card based on the one of the business notification details and the business process notification, and transmit the app card to a messenger server, the app card being transmitted to a user terminal through the messenger server to be displayed using a messenger application of the user terminal and the generation of the app card being performed using standard data obtained by converting the one of the business notification details or the business process details included in the business process notification according to a preset standard format.

Abstract: A processor-implemented method of interlinking a first video conference system and a second video conference system for combining and transmitting voice signals of a plurality of users in a video conference system interlinking apparatus including a plurality of video sharing units including receiving second video conference data of a plurality of users from the second video conference system and transmitting voice data including combined voices of two or more users, among the transmitted second video conference data, through a single one of the plurality of video sharing units.

Abstract: Provided are a method for generating a summary and a system therefor. The method according to some embodiments may include calculating a likelihood loss for a summary model using a first text sample and a first summary sentence corresponding to the first text sample, calculating an unlikelihood loss for the summary model using a second text sample and the first summary sentence, the second text sample being a negative sample generated from the first text sample, and updating the summary model based on the likelihood loss and the unlikelihood loss.

Abstract: A method for providing a core conversation preview of an unread conversation, the method being performed by at least one processor and includes: determining, in response to an input for a first chat room in a list of chat rooms, at least one core conversation of unread conversations included in the first chat room; and displaying a preview window comprising the at least one core conversation.