Abstract: An image processing apparatus, including: at least one processor; and a memory configured to store one or more instructions which, when executed by the at least one processor, cause the image processing apparatus to: obtain a neural network model for performing image quality processing on an input image; calculate a plurality of gradients by partially differentiating weights of the neural network model with respect to a loss of the neural network model, by applying training data corresponding to the input image to the neural network model; remove at least one gradient from among the plurality of gradients by applying a gradient mask including gradient pruning information to the plurality of gradients; train the neural network model by updating the weights of the neural network model based on one or more remaining gradients from among the plurality of gradients; and obtain a quality-processed output image based on the input image, using the trained neural network model

Abstract: Provided is a portable electronic device including, a biometric sensor; a touch sensing display; a wireless communication module including wireless communication circuitry; a processor operatively connected to the biometric sensor, the display, and the wireless communication module; and a memory operatively connected to the processor, wherein the memory stores instructions which, when executed, cause the processor to: control the wireless communication module to perform data communication for user authentication with an authentication server based on reception of biometric information of a user from the biometric sensor, based on verifying that the user is qualified to use the portable electronic device via the data communication with the authentication server, perform data communication for identity verification of the user with a verification server via the wireless communication module, receive, from the verification server via the wireless communication module, a uniform resource locator (URL) including a

Abstract: A central processing unit (CPU) according to embodiments of the inventive concept may include an upper core allocated with a main thread and a plurality of lower cores, each of the plurality of the lower cores being allocated with at least one worker thread. The worker thread may perform simulation operations on operation units of a graphic processing unit (GPU) to generate simulation data, and the main thread may generate synchronization data based on the generated simulation data.

Abstract: A central processing unit (CPU) according to embodiments of the inventive concept may include an upper core allocated with a main thread and a plurality of lower cores, each of the plurality of the lower cores being allocated with at least one worker thread. The worker thread may perform simulation operations on operation units of a graphic processing unit (GPU) to generate simulation data, and the main thread may generate synchronization data based on the generated simulation data.