Abstract: A method for harmonic imaging is provided and includes inputting first training ultrasound data, including a fundamental component and a harmonic component, to each of a plurality of teacher models, and training each teacher model with the first training ultrasound as teacher input data and second training ultrasound data, including the harmonic component, as teacher target data; acquiring, for each teacher, corresponding first estimated data output from the teacher model, in response to input of first ultrasound data to the teacher model; selecting a first particular teacher model by evaluating the corresponding first estimated data output from each of the trained teacher models; and training a student model with the first ultrasound data as student input data and the corresponding first estimated data of the selected first particular teacher model as student target data.

Abstract: An information processing method controls a CT scanner such that the method includes, but is not limited to, determining an X-ray irradiation period from an electrocardiogram acquired from an electrocardiography device attached to a living object to be imaged, by processing the electrocardiogram at multiple different cardiac phases; performing, by controlling a CT gantry including and rotatably supporting an X-ray source and an X-ray detector, a diagnostic CT scan in the determined X-ray irradiation period, of at least a part of the heart region, to obtain a CT image; and causing a display unit to display the obtained CT image. The method can be performed at least by an information processing apparatus including processing circuitry and/or computer instructions stored in a non-transitory computer readable storage medium for performing the method.

Abstract: A computing device and a data processing method and system are provided. The computing device includes a central processing unit, at least one heterogeneous device, and a shared memory pool. The central processing unit is configured to: divide the shared memory pool into a plurality of memory spaces, store, in a first memory space in the plurality of memory spaces, first to-be-processed data that is provided by a client and that is associated with a service, and notify a first heterogeneous device of an address of the first to-be-processed data in the first memory space and a first operation that needs to be performed by the first heterogeneous device. The first heterogeneous device performs the first operation on the first to-be-processed data, and stores obtained first data in a second memory space.

Abstract: A bottle solenoid valve is provided. The bottle solenoid valve includes a bottle body including a bottle cavity, a first end and a second end, the first end and the second end are provided with a first opening and a second opening that are in communication with the bottle cavity, respectively; a valve body assembly, one end of which is mounted at the first end; a valve core assembly configured for opening/closing a valve port; and a bottle cap including a covering portion covering the second opening and a wrapping portion detachably connected to the second end, the wrapping portion being surrounded around the circumference of the second end, wherein a ventilation channel, one end of which is in communication with the bottle cavity and the other end faces the valve body assembly and is in communication with atmosphere, is formed on the inner surface of the wrapping portion.

Abstract: A storage node configuration method includes obtaining service requirement information, where the service requirement information includes a burst access moment, a burst access bandwidth, or burst access duration of a computing node for a storage node; determining target configuration information based on the service requirement information, where the target configuration information is used to configure a peak bandwidth and peak bandwidth duration that are of the storage node; and sending the target configuration information to the storage node.

Abstract: An apparatus, method, and computer-readable medium having processing circuitry to receive first ultrasound data including at least one harmonic component, and apply the first ultrasound data to inputs of a trained deep neural network model that outputs enhanced ultrasound image data, the deep neural network model having been trained with training data including input ultrasound data and corresponding target ultrasound data having predetermined target features, and output the enhanced ultrasound image data.

Abstract: An image display method, a device, and a medium. The image display method includes displaying an emoji recommendation panel in a chat interface once an input text displayed in the chat interface triggers an emoji recommendation event, in which a target entry icon is displayed in the emoji recommendation panel, and the target entry icon is used to trigger display of a custom target emoji image; stopping displaying the emoji recommendation panel in response to detecting a first trigger operation on the target entry icon; and displaying, in the chat interface, a target emoji presentation panel corresponding to the target entry icon. A first preview image is displayed in the target emoji presentation panel, and the first preview image is a preview image of the target emoji image.

Abstract: The embodiments of the present invention provide an information processing method and apparatus, and an electronic device, the method comprising: receiving screen sharing request information; determining, by the screen sharing request information, whether an online content that meets a preset condition exists in a currently displayed content in a screen; providing, in response to determining that the online content exists in the currently displayed content and that the online content is a currently shared content, a sharee with access information for accessing the online content based on an access authority of the sharee.

Abstract: Embodiments of the present disclosure provides an electronic apparatus and a data processing method. The electronic apparatus includes a first sensor (101), configured to collect a distance sensing parameter, and a second sensor (102), configured to collect a touch control sensing parameter. A touch control area of the second sensor (102) covers a specific area of a first surface of the electronic apparatus. The first sensor collects the distance sensing parameter in a space above the touch control sensing area. The distance sensing parameter may be collected in the space above the touch control sensing area by arranged a distance sensor. Thus, the electronic apparatus may realize a touch control input and an input through the distance, which enriches input manners of the electronic apparatus and improves the user experience.

Abstract: A comparison method includes: providing a successive approximation register analog-to-digital converter, where the successive approximation register analog-to-digital converter includes n?1 weighted capacitors, a charge transfer capacitor, and a comparator; sampling an differential input signal by using the first weighted capacitor and the charge transfer capacitor; importing the differential input signal stored on the charge transfer capacitor, where the differential input signal is transferred and redistributed on the charge transfer capacitor and n?2 other weighted capacitors than the first weighted capacitor, and completing the first time of comparison; and importing the differential input signal stored on the first weighted capacitor and the differential input signal stored on the charge transfer capacitor, importing a reference voltage by using the second to jth weighted capacitors, where the differential input signal and the reference voltage are transferred and redistributed on a capacitor array, and

Abstract: Provided are a video sharing method and apparatus, an electronic device, and a storage medium. The method comprises: obtaining input information from a user; determining a target text based on the input information; providing a media file to the user, wherein at least part of visual content of the media file is generated based on the target text; and sending the media file to a target object through a conversation message.

Abstract: An adaptive current generation circuit includes an inverter drive chain, a frequency divider, a frequency detector, a low-pass filter, a static comparator group, and a controllable current mirror. An input analog signal of the input buffer is converted into a frequency discrimination voltage in a direct current form sequentially through conversion of the inverter drive chain, frequency division of the frequency divider, frequency detection of the frequency detector, and conversion of the low-pass filter. Then the static comparator group performs a plurality of times of comparison to obtain N bits of digital codes. Finally, the controllable current mirror is controlled by using the N bits of digital codes. The controllable current mirror provides a magnitude-adjustable input current for the input buffer under control of the N bits of digital codes. A magnitude of the input current is positively correlated with a frequency of the input analog signal.

Abstract: Data acquired from a scan of an object can be decomposed into frequency components. The frequency components can be input into a trained model to obtain processed frequency components. These processed frequency components can be composed and used to generate a final image. The trained model can be trained, independently or dependently, using frequency components covering the same frequencies as the to-be-processed frequency components. In addition, organ specific processing can be enabled by training the trained model using image and/or projection datasets of the specific organ.

Abstract: A video processing method and an apparatus are provided in embodiments of the present disclosure. The method includes: detecting an operation instruction of a first user; in response to the operation instruction, displaying an image collected by a camera of the first terminal on a chat page of the first user with a second user in real time, superposing and displaying remaining information except the image within a preset area on the image; and sending the image collected by the camera of the first terminal to a second terminal in real time as a video frame, so that the second terminal displays the image on a chat page of the second user with the first user in real time, and superposes and displays remaining information except the image within a preset area on the image; where the first terminal is a terminal corresponding to the first user.

Abstract: A comparator based on a pre-amplifier stage structure and an analog-to-digital converter are provided. The comparator includes: a first pre-amplifier stage, where an input terminal of the first pre-amplifier stage is connected to a differential input signal, to amplify and output the differential input signal so as to output a first differential output signal; a second pre-amplifier stage, where an input terminal of the second pre-amplifier stage is connected to the first differential output signal, to amplify and output the first differential output signal so as to output a second differential output signal, and a positive feedback unit is disposed between an output terminal of the second pre-amplifier stage and the input terminal of the second pre-amplifier stage, to increase a voltage gain of the second pre-amplifier stage by using the positive feedback unit; and a latch, an input terminal thereof connected to the second differential output signal.

Abstract: An apparatus, method, and computer-readable medium for improving image quality of a medical volume.

Abstract: An ultrasound diagnosis apparatus according to an embodiment includes processing circuitry. This processing circuitry collects a first ultrasound signal including one or more harmonic components. By executing weighed addition processing where a coefficient distribution is applied to the first ultrasound signal for different directions of two or more dimensions, the processing circuitry generates a second ultrasound signal including components of each order at a ratio different, at a specific frequency, from a ratio among the frequency components included in the first ultrasound signal.

Abstract: A method for motion estimation in CT systems is provided. The method includes dividing projection data, obtained by scanning a heart using the CT system, into a plurality of partial-angle-reconstruction (PAR) bins, reconstructing a plurality of PAR volumes from the PAR-binned projection data, obtaining, based on the plurality of reconstructed PAR volumes, a number of short-scan volumes, determining, based on the obtained number of short-scan volumes, a plurality of nodes throughout the heart, estimating, for each of the determined plurality of nodes, a plurality of model parameters of a motion model, and generating, based on the plurality of model parameters estimated for each of the plurality of nodes, parameters of a global motion model at each voxel of a volume of the heart. The method also includes reconstructing, based on the generated motion parameters of the global motion model at each voxel of the volume of the heart, a motion-compensated short-scan volume.

Abstract: Reference voltage circuits and methods for designing the same are provided. The reference voltage circuit includes: a reference core unit configured to output a reference voltage; a main amplification unit connected to the reference core unit and configured to form feedback to the reference core unit; and a feedforward amplification unit connected to the main amplification unit and configured to form feedforward to the main amplification unit. The reference core unit, the main amplification unit, and the feedforward amplification unit form a third-order negative feedback loop to improve a power supply rejection ratio of the reference voltage.

Abstract: The present application relates to components, such as dental apparatuses, having geometrical features to facilitate post-fabrication cleaning, including methods of fabricating the same. In one embodiment, a dental apparatus comprises one or more concave surfaces that are configured to engage a dental arch of a patient, and at least one aperture located at and formed through the one or more concave surfaces.