Abstract: An ultrasonic diagnostic apparatus according to an embodiment comprises an ultrasonic probe, image generation circuitry, and processing circuitry. The ultrasonic probe performs ultrasonic scanning on a two-dimensional region of a subject. The image generation circuitry generates ultrasonic image data corresponding to the two-dimensional region. The processing circuitry calculates a characteristic amount of a structure that is detected from each of a plurality of pieces of ultrasonic image data generated by the ultrasonic scanning at different positions. The processing circuitry outputs information based on a comparison result of the calculated characteristic amounts.

Abstract: An ultrasonic wave diagnostic apparatus according to an embodiment includes processing circuitry. The processing circuitry acquires a plurality of pieces of volume data obtained through image capturing of a region including the cardiac ventricle of a subject for a predetermined duration. The processing circuitry estimates motion of tissue of the cardiac ventricle by using the pieces of volume data. The processing circuitry calculates, based on a result of the estimation, cardiac ventricle information indicating at least one of wall motion information and volume information related to the cardiac ventricle. The processing circuitry calculates, based on a result of the estimation, annulus information related to the size or shape of an annulus position of a valve related to inflow or outflow of blood current at the cardiac ventricle. The processing circuitry outputs the cardiac ventricle information and the annulus information.

Abstract: An ultrasonic diagnostic apparatus according to an embodiment includes an image obtaining unit, a contour position obtaining unit, a volume information calculating unit, and a controlling unit. The image obtaining unit obtains a plurality of groups of two-dimensional ultrasound image data each of which is generated by performing ultrasound scans, the ultrasound scans being performed on each of a plurality of predetermined cross-sectional planes, and performed for predetermined time. The contour position obtaining unit obtains, by performing a tracking process over the predetermined time period, time-series data of contour positions, the contour positions being either one of, or both of, a cavity interior and a cavity exterior of a predetermined site. The volume information calculating unit calculates, on a basis of a plurality of the time-series data of contour positions, volume information of the predetermined site. The controlling unit exercises control so as to output the volume information.

Abstract: Provided is a work machine maintenance management system capable of predicting replacement timing of a component of a work machine early. The work machine maintenance management system of this disclosure includes a maintenance management DB server 110 that accumulates maintenance management information of a plurality of work machines and a maintenance management control device 120 that predicts replacement timing of each component of each of the work machines based on the maintenance management information. The maintenance management information includes an actual durable period from start of use to replacement each component of each work machine. The maintenance management control device 120 includes a replacement-factor determining section 121, a service life model creator 122, a failure model creator 123, and a replacement time predictor 126.

Abstract: According to one embodiment, a medical image processing apparatus includes processing circuitry. The processing circuitry estimates a contour of a desired structure based on a medical image, receives a desired correction mode among multiple correction modes for correcting the estimated contour, and corrects the estimated contour according to the desired correction mode.

Abstract: The ultrasonic diagnostic apparatus according to any of embodiments includes processing circuitry. The processing circuitry is configured to acquire ultrasonic image data by ultrasonic scanning. The processing circuitry is configured to acquire multiple contour candidates based on a quantitative value indicating a function of a tissue, and superimpose the multiple contour candidates on the acquired ultrasonic image data to display the multiple contour candidates on a display. The processing circuitry is configured to determine contour data out of the multiple contour candidates.

Abstract: An ultrasound diagnostic apparatus includes processing circuitry and a display. The processing circuitry is configured to concurrently obtain a plurality of cardiac function indexes for at least two or more cardiac chambers including a left ventricle and a right ventricle among cardiac chambers appearing on an apical 4-chamber moving image of a subject during one or more heartbeats, based on boundary positions of the cardiac chambers appearing on the apical 4-chamber moving image. The display displays at least one or more of the plurality of cardiac function indexes.

Abstract: An ultrasound diagnosis apparatus according to an embodiment includes processing circuitry. The processing circuitry is configured to generate ultrasound images in a time series on the basis of data acquired by transmitting and receiving an ultrasound wave. Every time an ultrasound image satisfying a predetermined condition is generated, the processing circuitry is configured to perform a position aligning process between the ultrasound image satisfying the predetermined condition and a reference image obtained in advance. The processing circuitry is configured to identify, within the ultrasound image satisfying the predetermined condition, a region of interest set in the reference image, on the basis of a result of the position aligning process and to track the region of interest in ultrasound images in a time series that are newly generated by the image generating unit during or after the position aligning process.

Abstract: In an ultrasound diagnosis apparatus according to an embodiment, processing circuitry obtains volume data corresponding to at least one cardiac cycle and being taken of a region including the right ventricle of a patient. The processing circuitry estimates motion information of a tissue in the region by using the volume data. The processing circuitry calculates information including at least one selected from between wall motion information and volume information related to the right ventricle, on the basis of the motion information of the tissue. The processing circuitry outputs the calculated information. The processing circuitry corrects first motion information of the right ventricular outflow tract, which is an outflow tract of the right ventricle, by using second motion information of a site that is positioned in the vicinity of the right ventricular outflow tract and exhibits motion similar to that of the right ventricular outflow tract.

Abstract: An ultrasound diagnosis apparatus includes a calculating unit, an obtaining unit, a determining unit, and a controlling unit. By using a plurality of pieces of three-dimensional ultrasound image data in a time series corresponding to a three-dimensional region including a myocardium of a subject, the calculating unit calculates first movement information indicating a movement of the myocardium by tracking a movement of a region of interest that corresponds to the myocardium and that is set in each of the plurality of pieces of three-dimensional image data. The obtaining unit obtains direction information indicating a direction of a myocardial fiber in the myocardium. The determining unit determines second movement information indicating a movement of the myocardium with respect to the direction of the myocardial fiber, on the basis of the first movement information and the direction information. The controlling unit causes a display unit to display the second movement information.

Abstract: An ultrasonic diagnostic apparatus according to an embodiment includes a processing circuitry. With respect to pieces of image data of a plurality of cross sections passing through the heart of a subject that have been collected by ultrasonically scanning each of the cross sections for a period of at least one heart beat, the processing circuitry performs tracking processing including two-dimensional pattern matching to generate pieces of analysis information in each of which a cardiac wall motion of the heart in each section is analyzed. The processing circuitry matches time phases of the pieces of analysis information of the cross sections and maps the pieces of analysis information of the cross sections with the matched time phases on a predetermined polar coordinate system to generate a polar coordinate display image. The processing circuitry causes display of the polar coordinate display image.

Abstract: An onboard system comprising, a plurality of electronic control units (ECUs) coupled together via a network and including a first ECU and a second ECU, the first ECU including a first memory and a first processor coupled to the first memory, the second ECU including a second memory and a second processor coupled to the second memory, wherein, the first memory and the second memory configured to store a list recording a combination of identification information of software of the plurality of ECUs, the first processor is configured to: compare identification information of the list stored in the first memory against identification information of the list stored in the second memory and identify a list which is newer in the lists, and determine whether or not a combination of software of the plurality of ECUs is aligned based on a combination of the software identification information.

Abstract: An ultrasonic diagnostic apparatus according to an embodiment comprises a data acquisition unit configured to execute ultrasonic scanning for a tissue region throughout a predetermined period and acquire a plurality of image data respectively corresponding to phases in the predetermined period; a positional information acquisition unit configured to acquire positional information of a region of interest in the tissue region at least one phase in the period by executing tracking processing using at least part of the plurality of image data; a shape information calculation unit configured to calculate shape information corresponding to the region of interest at least one phase in the period by using positional information of the region of interest at the at least one phase; and an output unit configured to output the shape information at the at least one phase.

Abstract: An ultrasound diagnostic apparatus according to embodiments includes processing circuitry. The processing circuitry acquires a plurality of pieces of medical image data arranged in time series over at least one cardiac cycle in which a region including a pulsative target of a subject is imaged. The processing circuitry performs a plurality of motion estimation processes using a pattern matching at frame intervals different from each other on an identical position for the pieces of medical image data and determines most likely second motion information from among a plurality of pieces of first motion information estimated by the motion estimation processes.

Abstract: An ultrasonic diagnostic apparatus according to an embodiment includes an ultrasonic probe and processing circuitry. The ultrasonic probe collects reflected wave data in a time series manner from a region of a subject in motion. The processing circuitry generates time-series volume data from the reflected wave data collected by the ultrasonic probe. The processing circuitry calculates at least either of volume information and motion information on a region of interest of the subject by performing processing including tracking using the volume data. The processing circuitry sets one or more feature positions that represent anatomical features in the region of interest. The processing circuitry displays an MPR image that passes through at least one of the feature positions. The processing circuitry outputs at least either of the volume information and the motion information that includes the feature positions as boundaries.

Abstract: In an ultrasound diagnosis apparatus according to an embodiment, processing circuitry obtains volume video data of a patient acquired by a transesophageal echocardiography probe. The processing circuitry sets, with the volume video data, a three-dimensional coordinate system that matches a display orientation of image data of the patient acquired by a body-surface ultrasound probe, on the basis of a positional relationship between the transesophageal echocardiography probe and the patient. The processing circuitry causes a display screen to display image data generated from the volume video data by using the set three-dimensional coordinate system. The processing circuitry receives, from an operator, a designation related to calculating movement information in a region of interest of the patient, the designation being received in an image displayed on the display screen.

Abstract: An encryption key distribution system includes: a key distribution ECU that transmits an encryption key; and a key reception ECU that receives the encryption key, the key distribution ECU: transmits the encryption key to the key reception ECU; and determines completion of transmission of the encryption key, based on a result of determination as to whether first verification data transmitted from the key reception ECU matches second verification data of the encryption key which is calculated from a common key stored in the key distribution ECU and an identifier of the key reception ECU, the key reception ECU: records the received encryption key in the key reception ECU; calculates the first verification data from the same common key as the common key stored in the key reception ECU and the identifier of the key reception ECU; and transmits the calculated first verification data to the key distribution ECU.

Abstract: An ultrasound diagnostic apparatus according to one embodiment includes processing circuitry. The processing circuitry acquires local function index values related to a right ventricle. The processing circuitry generates a functional image of the right ventricle representing a distribution of the local function index values, using a medical model diagram of the right ventricle, the medical model diagram being a model diagram in which the right ventricle is developed onto a plane, and in which a blood inlet portion leading into the right ventricle and a blood outflow portion leading out from the right ventricle are plotted to positions that are separated from each other on the external circumference side of the model diagram. The processing circuitry then causes a display to display the functional image of the right ventricle.

Abstract: An ultrasonic diagnostic apparatus according to an embodiment includes processing circuitry. The processing circuitry is configured to acquire a function index value of each heart chamber for two heart chambers, including the left ventricle, included in a moving image of a heart. The processing circuitry is further configured to generate an image by superimposing a range suggestion image on a two-dimensional coordinate space. In the two-dimensional coordinate space, the processing circuitry allocates the function index value of the each heart chamber to each display dimension corresponding to the each heart chamber and defines the functional index value of the left ventricle as an output coordinate. In the range suggestion image, the processing circuitry colors the range suggestion image according to predetermined normal range and abnormal range for the functional index value of the left ventricle.

Abstract: An attack detection device includes: a receiver configured to receive messages that are periodically transmitted from a communication device in a network; and a processor. The processor predicts a number of messages to be received by the receiver in a specified monitor range based on a transmission cycle of the messages so as to generate a predicted value. The processor counts a number of messages received by the receiver in the specified monitor range so as to generate a count value. The processor detects an attack in the network according to a result of a comparison between the predicted value and the count value.