Abstract: Provided is an oral image processing method including obtaining, as a first image, a face image of an object showing a teeth area, obtaining a second image by replacing the teeth area included in the first image with a virtual teeth area, and obtaining, from the second image, a third image including a face having a different attribute from a face included in the second image, by using a neural network trained to generate, from an input face image, a face image having a different attribute from the input face image.

Abstract: An image processing method according to the present invention includes a scan step of obtaining image data by scanning an object including teeth, a step of determining caries of the teeth from the image data, and a step of displaying the image data in which the caries has been determined.

Abstract: According to embodiments, a method and apparatus for processing a three-dimensional (3D) intraoral model are provided. The method of processing a 3D intraoral model may include obtaining a tooth model and a gingival model from the 3D intraoral model, deforming the gingival model by reflecting an amount of movement of gingiva according to a displacement indicating movement of one or more teeth included in the tooth model, obtaining a final gingival model by suppressing, using one or more control factors, at least a part of the displacement indicating movement of the teeth from being reflected in the amount of movement of the gingiva, and displaying, on a display, the obtained final gingival model and a final tooth model representing movement of the one or more teeth included in the tooth model.

Abstract: An image processing apparatus is disclosed. The image processing apparatus includes a communicator configured to transmit or receive information to or from an intraoral scanner, a memory storing one or more instructions, and a processor configured to execute the one or more instructions stored in the memory to identify an oral image obtainment mode based on tip information about a tip included in the intraoral scanner, and obtain an oral image based on two-dimensional image data received from the intraoral scanner through the communicator and the identified oral image obtainment mode, wherein the tip information may include at least one of tip fastening direction information and tip size information.

Abstract: An intraoral image processing device and an intraoral image processing method are provided. The intraoral image processing method includes obtaining an intraoral image generated by scanning teeth, aligning a teeth model template including a plurality of template teeth to teeth in the intraoral image, obtaining a plurality of tooth pieces by separating the teeth of the intraoral image, and individualizing the teeth of the intraoral image by collecting one or more tooth pieces corresponding to each of the aligned template teeth.

Abstract: Provided is an area determination method for determining an area corresponding to an object from a three-dimensional model of an oral cavity. The area determination method includes: obtaining the three-dimensional model; determining a seed point on the three-dimensional model; based on the seed point, determining a reference point on the three-dimensional model; determining an area corresponding to an object, by gradually expanding a selection area based on the reference point; and displaying the determined area on the three-dimensional model.

Abstract: An image processing method according to the present disclosure includes the steps of receiving at least one piece of image data as an input, assigning a plurality of feature points to the image data, and modifying a part of the image data based on a feature line generated by connecting at least two of the plurality of feature points or a feature region generated by connecting at least three of the plurality of feature points.

Abstract: Embodiments of the disclosure relate to an intraoral image processing method and an intraoral image processing apparatus, and the intraoral image processing method according to an embodiment may include obtaining an intraoral image by scanning an object including one or more teeth, generating a first tooth image from the intraoral image, generating, based on the first tooth image and tooth model data, a second tooth image including roots of the teeth, and displaying the second tooth image.

Abstract: A method of processing scanned images of a 3D scanner is provided. The method is performed by an electronic apparatus, and includes: acquiring, from the 3D scanner, a 2D image set of an object generated by scan of the 3D scanner, the 2D image set including at least one 2D image; inputting an input image to an artificial neural network, which has been trained to detect at least one predetermined region in an image of the object, based on the 2D image set; detecting a first region in the input image based on an output of the artificial neural network; and generating 3D scan data of the object based on the first region.

Abstract: The present disclosure relates to a data processing method and a data processing device. The data processing method, according to the present disclosure, comprises: generating, based on tooth data, a first arch line which is a spline curve in contact with contours of a plurality of teeth constituting the tooth data; generating, from the first arch line, a second arch line that is different from the first arch line; and moving a target tooth, which is to be moved, among the tooth data toward the second arch line according to an input signal of a user.

Abstract: Provided are an intraoral image processing method and an intraoral image processing apparatus. The intraoral image processing method includes obtaining three-dimensional (3D) intraoral data of a scanned object; creating a 3D intraoral image including a scanned surface area and a rear surface area of the scanned surface area, based on the 3D intraoral data; and deleting at least a portion of the rear surface area.

Abstract: An image processing method according to the present disclosure includes the steps of: receiving at least one image data; assigning a plurality of feature points to the at least one image data; fitting the at least one image data to have at least one of a predetermined size and a predetermined angle based on at least one feature line generated by connecting at least two of the feature points; and designing a smile line by applying at least one template to a feature region generated by the feature points of the fitted image data.

Abstract: A method for removing external light interference according to the present disclosure includes: performing the scan in the state where external light is turned on, performing the scan in the state where the external light and internal light are turned on together, and calculating a brightness value from an obtained image. Further, by subtracting the brightness value obtained in the brightness calculating step from a color value of the image through an operation, it is possible to obtain an image and a three-dimensional scan model with the influence of the external light being minimized.

Abstract: An image processing method may include steps of obtaining a plurality of image data from an object, generating, from the image data, a three-dimensional (3-D) model having at least two different representation modes, and displaying the generated 3-D model. There is an advantage in that a user can check various information of a 3-D model without changing a representation mode by displaying a 3-D model having at least two different representation modes.

Abstract: The present invention relates to an occlusal vertical dimension reproduction method for denture fabrication and, more specifically, to an occlusal vertical dimension reproduction method for denture fabrication, wherein three-dimensional scan data is used to calculate the occlusal vertical dimension required to denture fabrication. The occlusal vertical dimension reproduction method for denture fabrication according to the present invention has an advantage that the occlusal vertical dimension for effectively denture fabrication can be easily determined while minimizing the number of direct scans of the upper jaw and the lower jaw of a patient in an edentulous state or occlusal state to reproduce, in a virtual space, the occlusal state of the oral cavity of the patient wearing denture or denture structure.

Abstract: Provided is a handheld scanner. The handheld scanner includes one or more UVC LED elements and a processor configured to execute one or more instructions, wherein the processor is configured to, by executing the one or more instructions, control the one or more UVC LED elements to be turned on in response to detecting a first event, and control the one or more UVC LED elements to be turned off in response to detecting a second event while the one or more UVC LED elements are turned on to operate.

Abstract: A data processing method according to the present invention comprises the step of: loading at least a part of sample data corresponding to a training model into a user interface; matching the sample data with scan data obtained by scanning the training model; and assessing the scan data on the basis of a result of the matching between the scan data and the sample data.

Abstract: An intraoral image processing method according to an embodiment includes: acquiring a first intraoral image generated by scanning, at a first time point, at least one tooth to which at least one orthodontic device is attached; acquiring a second intraoral image generated by scanning, at a second time point subsequent to first time point, at least one tooth to which at least one orthodontic device is attached; extracting an image of at least one orthodontic device from each of first intraoral image and second intraoral image; obtaining movement information of an orthodontic device based on image of at least one orthodontic device extracted from first intraoral image and an image of at least one orthodontic device extracted from second intraoral image; and generating a third intraoral image representing a movement of at least one orthodontic device from first time point to second time point based on movement information.

Abstract: The present invention relates to a three-dimensional scan data processing system and three-dimensional scan data processing method and, more specifically, to a three-dimensional scan data processing system and three-dimensional scan data processing method for integrating and using pieces of three-dimensional shape data of an object structure that has been scanned at different times. The three-dimensional scan data processing system and three-dimensional scan data processing method of the present invention have an effect of easily integrating pieces of shape data regarding a three-dimensional structure of an object, which have been obtained at different times. The three-dimensional scan data processing system method of the present invention enable new shape data regarding the same object to easily integrate into the previously acquired shape data regarding the three-dimensional structure of the object.