Abstract: Embodiments of the present disclosure relate to a document sharing method and apparatus, a device, and a medium. The method is applied to a first client and includes: receiving a follow trigger operation for a target document, where the target document is synchronously displayed on the first client and a second client; determining a second trigger position of the follow trigger operation relative to the target document based on a first trigger position of the follow trigger operation relative to a first screen and a first document position of the target document on the first screen; and sending the second trigger position to the second client, such that the second client displays, on a second screen based on a second document position of the target document on the second screen and access address information of the target document, content in the target document that corresponds to the second trigger position.

Abstract: A fast gain-dependent mix DC offset calibration circuit includes: a DC offset calibration controller, a mix DC offset calibrator, and a digital-domain DC offset calibrator. The DC offset calibration controller is configured to output a first control signal to start the mix DC offset calibrator based on state information sent by a state controller of the zero-IF receiver. The mix DC offset calibrator is configured to execute a mix DC offset calibration algorithm to perform mix DC offset calibration and obtain a calibration codeword when the first control signal is at a first value. The digital-domain DC offset calibrator is configured to execute a digital-domain DC offset calibration algorithm when the first control signal is at a second value, and perform digital-domain DC calibration based on the calibration codeword.

Abstract: According to some embodiments, a method comprises obtaining a group of reconstructed-image data; converting the group of reconstructed-image data to a derivative of Radon space, thereby generating Radon-space data, wherein the Radon-space data have a radial sampling pattern in the derivative of Radon space; and generating resampled data by inputting the Radon-space data into a first trained machine-learning model for resampling Radon-space data, wherein the resampled data have a cone-beam-projection-geometry-shaped sampling pattern in the derivative of Radon space.

Abstract: A pharmaceutical composition and the use thereof. Specifically, disclosed is a pharmaceutical composition, comprising: a substance X, which is a compound as represented by formula (I), a pharmaceutically acceptable salt thereof, a solvate thereof, or a solvate of the pharmaceutically acceptable salt thereof; and a substance Y, which is doxorubicin, a pharmaceutically acceptable salt thereof, a solvate thereof, or a solvate of the pharmaceutically acceptable salt thereof. The pharmaceutical composition has a synergistic effect against ovarian cancer.

Abstract: The present application provides a circuit and a method for sampling an imaging signal, the circuit includes: a first sampling module sampling the imaging signal N times under the control of N first sampling signals and a second sampling signal to obtain 2N reset voltages; and a second sampling module sampling the imaging signal N times under the control of N third sampling signals and a fourth sampling signal to obtain 2N signal voltages; in each cycle of the imaging signal, when the imaging signal is sampled, the amplification module is controlled by the reset signal to perform a reset operation, and after sampling, the 2N reset voltages and the 2N signal voltages are differentially amplified 2N?1 times in sequence to obtain 2N?1 sampling signals.

Abstract: A device assembly system includes a control apparatus, a mobile apparatus, a lifting apparatus, and a plug in/out apparatus. The control apparatus is configured to control, based on an operation and maintenance instruction, the mobile apparatus, the lifting apparatus, and the plug in/out apparatus to complete an operation of the operation and maintenance instruction. The mobile apparatus is configured to move the device assembly system to a first location, and the first location identifies a rack in which a device is assembled. The lifting apparatus is configured to move the plug in/out apparatus to a target location in a first direction. The plug in/out apparatus is configured to place the device to be assembled at the target location, or obtain the device from the target location.

Abstract: An input common-mode compensation circuit includes an energy storage module, a switching selection module, and a feedback compensation module. An end of the energy storage module is connected to an input end of the residual amplifier. An input end of the switching selection module is connected to another end of the energy storage module. Input ends of the feedback compensation module are respectively connected to the end of the energy storage module and to a reset voltage of the residual amplifier, and an output end of the feedback compensation module is connected to an output end of the switching selection module. During the reset stage of a residual amplifier, the energy storage module is charged under the action of a reset voltage. During the working stage of the residual amplifier, feedback compensation is performed on the energy storage module through the feedback compensation module.

Abstract: A method of processing information acquired by imaging performed by a medical image diagnostic apparatus, the method including but not limited to at least one of (A) acquiring a training image volume including at least one three-dimensional object having an embedded three-dimensional feature having a first cross-sectional area in a first three-dimensional plane; selecting a second cross-sectional area in a second three-dimensional plane containing the embedded three-dimensional feature, wherein the second cross-sectional area is larger than the first cross-sectional area; and training an untrained neural network with an image of the second cross-sectional area generated from the training image volume; and (B) acquiring a first set of training data; determining a first distribution of tissue density information from the first set of training data; generating from the first set of training data a second set of training data by performing at least one of a tissue-density shifting process and a tissue-density sca

Abstract: Apparatuses and methods for customized retainers to prevent relapse. In particular, described herein are customized retainers, and methods and apparatuses for making customized retainers that specifically reenforce and prevent movement of one or more teeth having a higher likelihood of relapse following completion of an orthodontic treatment plan.

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 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: Provided in the present invention are benzopyrone compounds represented by formula (I) or pharmaceutically acceptable salts thereof, a preparation method therefor and the use thereof. The compounds have good inhibitory effect on POLRMT, and thus can be used for treating and/or preventing POLRMT-mediated diseases such as cancers.

Abstract: Aspects concern a server comprising: a memory configured to store a behaviour profile of a user for at least one of a plurality of types of on-demand services; and a processor configured to assign a user risk score to an account of the user, detect an occurrence of an event linked to the account of the user for any one of the plurality of types of on-demand services, adjust the user risk score assigned to the account of the user by adding or subtracting a predetermined score based on the event, and evaluate a risk for the account of the user for the plurality of types of on-demand services based on the adjusted user risk score, wherein the processor is configured to vary the predetermined score to be added or subtracted based on the event, based on a behaviour profile of the user.

Abstract: A method and system enable to-be-processed medical image data and its corresponding noise characteristic information to be normalized to resemble noise characteristic information of training data used to train at least one neural network for at least one ultrasound data acquisition mode. After normalizing, this processed medical image data is input into the trained neural network for producing output data used for generating cleaner images. Noise characteristic information can be used directly in training a neural network, generating a trained neural network that can handle medical image data with various noise characteristics.

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: A microscope objective lens turret and a microscope are provided. The microscope objective lens turret includes a pedestal, a rotary sleeve rotatably connected to the pedestal, a turntable fixed to the rotary sleeve, and a support member connected to the pedestal and the turntable. The support member includes a first inner ring fixed to the pedestal, a first outer ring fixed to the turntable and defining a first raceway with the first inner ring, and a plurality of first balls received in the first raceway. The support member of the disclosure is a four-point contact bearing, has higher precision and rigidity, can make the precision of the microscope objective lens turret higher, and improve the finished product performance of the microscope objective lens turret.

Abstract: Embodiments of the present disclosure relate to a document sharing method and apparatus, a device, and a medium. The method is applied to a first client and includes: receiving a follow trigger operation for a target document, where the target document is synchronously displayed on the first client and a second client; determining a second trigger position of the follow trigger operation relative to the target document based on a first trigger position of the follow trigger operation relative to a first screen and a first document position of the target document on the first screen; and sending the second trigger position to the second client, such that the second client displays, on a second screen based on a second document position of the target document on the second screen and access address information of the target document, content in the target document that corresponds to the second trigger position.

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 for training a model to perform harmonic imaging using ultrasound signals, the apparatus including processing circuitry configured to input first ultrasound data into a neural network model configured to generate and output second ultrasound data, determine a first error by applying a first filter to a difference between the second ultrasound data and target ultrasound data, determine a second error by applying a second filter, different from the first filter, to the difference between the second ultrasound data and the target ultrasound data, determine a loss value based on the determined first error and the determined second error, and update parameters of the neural network model based on the determined loss value to generate a trained neural network model.

Abstract: The present application discloses a task scheduling method based on an improved chimpanzee optimization algorithm, including obtaining a task to be scheduled and a task scheduling model pre-established by using a chimpanzee optimization algorithm, performing iterative computation of chimpanzees in the task scheduling model by the chimpanzee optimization algorithm; and ending the iterative computation in response to that an iteration termination condition is reached, outputting an optimal solution, and obtaining an optimal scheduling scheme. The present application solves the problem of the traditional chimpanzee optimization algorithm in the prior art that is prone to falling into the local optimum, and the imbalance between the global exploration capacity and the local exploitation capacity, the improved chimpanzee optimization algorithm has different aspects of performance enhancement compared to general intelligence algorithms of population.