Abstract: A data processing apparatus for processing three-dimensional data including a position of each point of a point group representing at least a surface of an object, the three-dimensional data being acquired by a three-dimensional scanner, the data processing apparatus, including a scanner interface to which the three-dimensional data acquired by the three-dimensional scanner is input; and processing circuitry configured to generate a data set by using a plurality of pieces of the three-dimensional data located in a predetermined range among a plurality of pieces of the three-dimensional data input from the scanner interface, and, set, when a plurality of data sets are generated, a data set with a largest data amount or at least a predetermined data amount as a true data set among the plurality of data sets.

Abstract: An identification device that identifies a type of a tooth included in a row of teeth includes: an input unit that receives three-dimensional data including three-dimensional position information at each of a plurality of points forming the tooth; an identification unit that classifies the three-dimensional data for each color information corresponding to a type of the tooth by estimating the color information of the three-dimensional data based on the three-dimensional data received by the input unit, and an estimation model including a neural network; and an output unit that outputs an identification result obtained by the identification unit.

Abstract: A data processing apparatus includes input interface circuitry to which first three-dimensional data and second three-dimensional data indicating objects acquired at timings different from each other for a same person are input, and processing circuitry configured to compare pieces of soft tissue of at least one tooth between the first three-dimensional data and the second three-dimensional data using a shape of a crown portion of the at least one tooth included in the objects as a reference and output comparison information regarding a comparison result.

Abstract: An identification apparatus includes an input interface to which position data including position information of each of a plurality of objects is input, and processing circuitry that is configured to identify at least one object among the plurality of objects based on the position data that is input from the input interface and an estimation model that is trained to estimate a type of each of the plurality of objects based at least on the position data of each of the plurality of objects, the position data including a relative positional relationship which is fixed inside the mouth.

Abstract: A support apparatus supporting a procedure using a dental implant including a plurality of members. The support apparatus includes: input processing circuitry configured to acquire three-dimensional data representing a three-dimensional geometry of an interior of an oral cavity including teeth forming a dentition and a jawbone; computing processing circuitry configured to determine a position for each of the plurality of members in the oral cavity based on the three-dimensional data acquired by the input processing circuitry, and adjust the determined position of at least one of the plurality of members based on a positional relationship between the plurality of members; and output processing circuitry configured to output support information representing a position for each of the plurality of members after the adjustment performed by the computing processing circuitry.

Abstract: A technique that allows a dentist to accurately grasp movement of individual teeth tooth. A data processing device processes three-dimensional data of teeth. The data processing device includes an input unit to which the three-dimensional data including a bone of a part of a head and a plurality of teeth captured by an X-ray CT imaging device is input, a data processor that performs data processing based on the three-dimensional data input to the input unit, and an output unit that outputs the three-dimensional data processed by the data processor to an external device. The three-dimensional data further includes position information and is segmented into the bone of the part of the head and the plurality of teeth. The data processor compares the three-dimensional data captured at different timings based on a reference provided on at least the bone of the part of the head.

Abstract: A data processing apparatus having input processing circuitry to acquire three-dimensional data including three-dimensional position information corresponding to each of a plurality of points representing a surface shape of intraoral objects including a tooth, computing processing circuitry to perform a process of identifying each of a plurality of parts of the tooth, based on the three-dimensional data acquired by the input processing circuitry, and output processing circuitry to output a result of the process performed by the computing processing circuitry.

Abstract: The data processing apparatus includes a scanner interface to which three-dimensional data acquired by the three-dimensional scanner is inputted, and processing circuitry configured to verify first three-dimensional data input from the scanner interface and second three-dimensional data input from the scanner interface by comparing the first three-dimensional data and the second three-dimensional data in a virtual space set with respect to the position of the three-dimensional scanner.

Abstract: An imaging support device that supports imaging of teeth inside an oral cavity is provided. The imaging support device includes an input unit, an identification unit, a specification unit, and an output unit. The input unit receives a tooth image obtained by imaging the teeth inside the oral cavity. The identification unit identifies a type of a tooth based on the tooth image received by the input unit. Based on the type of the tooth identified by the identification unit, the specification unit specifies a type of a tooth as a target for imaging support. The output unit outputs information about the type of the tooth specified by the specification unit to an outside at a prescribed timing.

Abstract: A data processing apparatus that includes an input interface to which three-dimensional data including position information of each point of a point group indicating a surface of at least one object is input; and processing circuitry that is configured to process the three-dimensional data that is input from the input interface. The processing circuitry is configured to process two-dimensional data from the three-dimensional data, identify a predetermined object among the at least one object based on the two-dimensional data, and extract predetermined three-dimensional data including the position information of each point of a point group indicating a surface of the predetermined object that is identified.

Abstract: A data-generating apparatus includes: input processing circuitry configured to receive upper-jaw tooth row data showing a three-dimensional shape of a row of teeth in an upper jaw, lower-jaw tooth row data showing a three-dimensional shape of a row of teeth in a lower jaw, and jaw motion data showing a jaw motion; and generation processing circuitry configured to generate, based on the upper-jaw tooth row data, the lower-jaw tooth row data, and the jaw motion data, video data of at least one of the upper-jaw tooth row data and the lower-jaw tooth row data to which an indicator is added, the indicator indicating a positional relation between the row of teeth in the upper jaw and the row of teeth in the lower jaw, the positional relation changing in accordance with the jaw motion.

Abstract: An identification device that identifies a type of a tooth includes: an input unit that receives three-dimensional data including three-dimensional position information at each of a plurality of points forming the tooth; an identification unit that identifies a type of the tooth based on the three-dimensional data received by the input unit and an estimation model including a neural network; and an output unit that outputs an identification result obtained by the identification unit. The identification unit directly inputs the three-dimensional position information included in the three-dimensional data received by the input unit to the neural network included in the estimation model.

Abstract: An identification device includes: an input unit that receives three-dimensional data including data of a tooth; an identification unit that identifies a type of the tooth based on the three-dimensional data including a feature of the tooth received by the input unit and an estimation model including a neural network; and an output unit that outputs an identification result obtained by the identification unit.

Abstract: A detection apparatus includes input interface circuitry to which upper jaw tooth row data, lower-jaw tooth row data and occlusion data are to be input, and processing circuitry configured to detect a premature contact position by generating synthetic data indicating a synthetic three-dimensional shape of upper and lower rows of teeth in the occlusal state by synthesizing the upper-jaw tooth row data and the lower-jaw tooth row data using the occlusion data as a reference and updating at least one tooth row data of the upper-jaw tooth row data and the lower-jaw tooth row data included in the synthetic data so that a state of the upper and lower rows of teeth is displaced from the occlusal state to the open state.

Abstract: A data processing apparatus includes input interface circuitry to which first three-dimensional data and second three-dimensional data indicating objects acquired at timings different from each other for a same person are input, and processing circuitry configured to compare pieces of soft tissue of at least one tooth between the first three-dimensional data and the second three-dimensional data using a shape of a crown portion of the at least one tooth included in the objects as a reference and output comparison information regarding a comparison result.

Abstract: A data processing apparatus that includes an input interface to which three-dimensional data including position information of each point of a point group indicating a surface of at least one object is input; and processing circuitry that is configured to process the three-dimensional data that is input from the input interface. The processing circuitry is configured to process two-dimensional data from the three-dimensional data, identify a predetermined object among the at least one object based on the two-dimensional data, and extract predetermined three-dimensional data including the position information of each point of a point group indicating a surface of the predetermined object that is identified.

Abstract: An identification apparatus includes an input interface to which position data including position information of each of a plurality of objects is input, and processing circuitry that is configured to identify at least one object among the plurality of objects based on the position data that is input from the input interface and an estimation model that is trained to estimate a type of each of the plurality of objects based at least on the position data of each of the plurality of objects, the position data including a relative positional relationship which is fixed inside the mouth.

Abstract: A data processing apparatus for processing three-dimensional data including a position of each point of a point group representing at least a surface of an object, the three-dimensional data being acquired by a three-dimensional scanner, the data processing apparatus, including a scanner interface to which the three-dimensional data acquired by the three-dimensional scanner is input; and processing circuitry configured to generate a data set by using a plurality of pieces of the three-dimensional data located in a predetermined range among a plurality of pieces of the three-dimensional data input from the scanner interface, and, set, when a plurality of data sets are generated, a data set with a largest data amount or at least a predetermined data amount as a true data set among the plurality of data sets.

Abstract: The data processing apparatus includes a scanner interface to which three-dimensional data acquired by the three-dimensional scanner is inputted, and processing circuitry configured to verify first three-dimensional data input from the scanner interface and second three-dimensional data input from the scanner interface by comparing the first three-dimensional data and the second three-dimensional data in a virtual space set with respect to the position of the three-dimensional scanner.

Abstract: A technique that allows a dentist to accurately grasp movement of individual teeth tooth. A data processing device processes three-dimensional data of teeth. The data processing device includes an input unit to which the three-dimensional data including a bone of a part of a head and a plurality of teeth captured by an X-ray CT imaging device is input, a data processor that performs data processing based on the three-dimensional data input to the input unit, and an output unit that outputs the three-dimensional data processed by the data processor to an external device. The three-dimensional data further includes position information and is segmented into the bone of the part of the head and the plurality of teeth. The data processor compares the three-dimensional data captured at different timings based on a reference provided on at least the bone of the part of the head.