Abstract: Balloon catheter (22) having a coating comprises a primer layer (24) comprising at least one or more substantially hydrophilic compounds, a first layer (26) comprising an inclusion compound; and a second layer (28) comprising a mixture of a hydrophobic polymer, an active therapeutic agent and the inclusion compound.

Abstract: Provided is a display panel including: a display substrate, including a display region, a bonding region, and a spacing region disposed between the display region and the bonding region; a touch layer, disposed on a surface of the display substrate and contiguously arranged in the display region, the spacing region, and at least part of the bonding region; a polarizer layer, disposed on a side, distal from the display substrate, of the touch layer and arranged in the display region; a flexible circuit board, connected to the touch layer in the bonding region, wherein the flexible circuit board and the polarizer layer are disposed on one surface of the touch layer; and a protective structure, covering the touch layer in the spacing region.

Abstract: A battery pack and an electric device including the battery pack. The battery pack includes a battery pack container and first, second and third battery cells accommodated in different regions of the battery pack container, the first, second and third battery cells each has a first and a second discharge voltage plateau, an average discharge voltage of the first discharge voltage plateau is higher than an average discharge voltage of the second discharge voltage plateau, and the first, second and third battery cells have different proportions of the discharge capacity corresponding to the second discharge voltage plateau.

Abstract: The present invention discloses a method for detecting surface flatness of a precast beam based on a three-dimensional point cloud model, including the following steps: (1) performing, according to a specific geometry of a three-dimensional point cloud model of a target component in a three-dimensional coordinate system, coarse calibration and fine calibration on the model sequentially to determine a spatial rotation matrix and perform point cloud coordinate calibration; (2) determining normal vectors at positions of points of the three-dimensional point cloud model of the component according to a principal component analysis method and a K-nearest-neighbor principle, so that a to-be-detected surface is segmented and extracted by defining a normal vector direction and a coordinate interval; and (3) iteratively searching for an optimal reference plane according to a form relationship between the to-be-detected surface and the three-dimensional coordinate system and calculating flatness of the surface.

Abstract: A coil module includes a first planar coil winding that includes a plurality of turns of coils, at least one turn of first coil in the plurality of turns of coils includes at least one first cutting opening, and the first cutting opening divides the first coil into a first outer side part and a first inner side part along an extension direction of the coil, and a first target side part includes a first cutting groove, the first target side part is at least one of the first outer side part and the first inner side part, an extension direction of the first cutting groove is the same as an extension direction of the first target side part, and a width of a single first cutting groove is less than or equal to a width of a single first cutting opening.

Abstract: A consensus graph learning-based multi-view clustering method includes: S11, inputting an original data matrix to obtain a spectral embedding matrix; S12, calculating a similarity graph matrix and a Laplacian matrix based on the spectral embedding matrix; S13, applying spectral clustering to the calculated similarity graph matrix to obtain spectral embedding representations; S14, stacking inner products of the normalized spectral embedding representations into a third-order tensor and using low-rank tensor representation learning to obtain a consistent distance matrix; S15, integrating spectral embedding representation learning and low-rank tensor representation learning into a unified learning framework to obtain a objective function; S16, solving the obtained objective function through an alternative iterative optimization strategy; S17, constructing a consistent similarity graph based on the solved result; and S18, applying spectral clustering to the consistent similarity graph to obtain a clustering resul

Abstract: A method for detecting and compensating CNC tools being implemented in an electronic device, receives from a detector first parameters and second parameters in respect of a first tool. Such first parameters include at least one of service life, blade break information, and blade chipping information of the first tool, and such second parameters include at least one of length extension information, length wear information, radial wear information, and blade thickness wear information of the first tool. Based on the first parameters, instructions to process the workpiece are transmitted or not. Upon receiving the second parameters, instructions to adjust operation of the first tool are transmitted, to compensate for deterioration in normal use.

Abstract: An unsupervised feature selection method based on latent space learning and manifold constraints includes: S11, inputting an original data matrix to obtain a feature selection model; S12, embedding latent space learning into the feature selection model to obtain a feature selection model with the latent space learning; S13, adding a graph Laplacian regularization term into the feature selection model with the latent space learning to obtain an objective function; S14, solving the objective function by adopting an alternative iterative optimization strategy; and S15, sequencing each feature in the original matrix, and selecting the first k features to obtain an optimal feature subset. Feature selection is performed in a learned potential latent space, and the space is robust to noise. The potential latent space is modeled by non-negative matrix decomposition of a similarity matrix, and the matrix decomposition can unambiguously reflect relationships between data instances.

Abstract: The present disclosure relates to the field of medical instruments, disclosing an endoscope master-slave motion control method. The endoscope includes an operating arm, a main body disposed at an end of the operating arm, a first imaging unit, a second imaging unit, and an end instrument protruding from a distal end of the main body.

Abstract: The present disclosure relates to the field of medical instruments, disclosing an endoscope control method. The method comprises: controlling a motion of an endoscope, the endoscope comprising a main body, a first imaging unit, a second imaging unit and an end instrument protruding from a distal end of the main body; obtaining a first image from the first imaging unit; obtaining a second image from the second imaging unit, wherein the first and the second images have different fields of view and include images of the end instrument; based on the first and second images, generating a composite scene image to remove an actual image of the end instrument; and generating a virtual image of the end instrument in the composite scene image.

Abstract: A method for detecting paint defects on objects is provided. The method comprises: projecting a plurality of patterns on a surface of an object at a plurality of different pattern characteristics; capturing a plurality of images of the object based on projecting the plurality of patterns; inputting the plurality of images of the object into a machine learning model to determine whether the surface of the object includes one or more paint defects; and based on determining, an image, of the plurality of images, includes a paint defect, causing display of the image with the paint defect.

Abstract: A battery pack and an electric device including the battery pack. The battery pack includes a battery pack container and first, second and third battery cells accommodated in different regions of the battery pack container, the first, second and third battery cells each has a first and a second discharge voltage plateau, an average discharge voltage of the first discharge voltage plateau is higher than an average discharge voltage of the second discharge voltage plateau, and the first, second and third battery cells have different proportions of the discharge capacity corresponding to the second discharge voltage plateau.

Abstract: An electrode assembly includes a first electrode sheet, a second electrode sheet, and a first separator. The first electrode sheet and second electrode sheet are of opposite polarities, the first separator is configured to separate the first electrode sheet and the second electrode sheet. The first electrode sheet, the second electrode sheet, and the first separator are wound in a winding direction. The electrode assembly has a bending region. The bending region is provided with a second separator that is laminated with the first separator and configured to separate the first electrode sheet and the second electrode sheet adjacent to each other. At least part of ions deintercalated from the first electrode sheet are able to pass through the first separator and the second separator and be intercalated in the second electrode sheet.

Abstract: Provided are an analytical method for providing information necessary for diagnosing recurrent pregnancy loss, comprising measuring an expression level of HtrA4 protein or an expression level of a gene encoding the same in a subject’s sample, and a kit for diagnosing recurrent pregnancy loss, comprising a molecule capable of measuring an expression level of HtrA4 protein or an expression level of a gene encoding the same

Abstract: A method is described. The method includes determining, by a central server computer using a machine learning model, aggregates of items that are likely to be ordered by end users. The method also includes initiating placement of the items in the aggregates of items in one or more locations based on locations of the end users, receiving a request for an aggregate of items, and initiate the fulfillment of the request for the aggregate of items, where the items in the aggregates of items are at the one or more locations.

Abstract: A driving method comprising: acquiring a first grayscale value of each of the plurality of pixels in a current display frame; acquiring an area identifier of each of the plurality of pixels and a light-intensity of a surrounding environment, the plurality of pixels comprising at least two kinds of area identifiers, each of the plurality of pixels having a light reflectivity, the area identifier of each of the plurality of pixels being set according to the light reflectivity; converting the first grayscale value of each of the plurality of pixels into a second grayscale value according to the area identifier and the light-intensity of the surrounding environment; and driving the display device to display images according to the second grayscale value of each of the plurality of pixels. The driver and the display device are also provided.

Abstract: This application relates to a transmitting/receiving dual-mode focused ultrasonic transducer and a microbubble cavitation image visualization method using the transducer. In one aspect, a plurality of mounting holes are formed in a transducer body with a limited area according to the Fibonacci pattern that allows for the maximum number of objects to be mounted in the transducer body. A plurality of transducer elements are mounted in the mounting holes so as to form a transducer element arrangement having highly nonlinearity. According to various embodiments, microbubble cavitation can be induced and visualized by using a small number of receiving elements.

Abstract: This application relates to a multi-channel ultrasound stimulator. The ultrasound stimulator includes a housing with a concavely curved inner surface and a plurality of channels disposed on the inner surface and spaced from each other at regular intervals. Each of the channels can emit ultrasonic waves independently of each other, and the channels form a wide ultrasound field range. The channels are arranged in a zigzag pattern. The channels can generate an ultrasound field to uniformly stimulate breast tissue of a patient due to the arrangement thereof on the concavely curved surface. A rotator rotates the housing about a rotary shaft to increase an application range of ultrasonic waves and to prevent local concentration of application of ultrasonic waves. A controller operates the channels according to a predetermined operation sequence according to the intensity of ultrasonic waves of each channel, thereby preventing excessive stimulation and enabling uniform stimulation.

Abstract: A time controller is able to convert and present the LCD display of gray levels within images with a brightness equal to that within the original images. The time controller alternates in operation between first and second modes of gamma correction, each for a specified time duration. In the first correction mode, the time controller corrects the original gray levels in a correction-positive manner and outputs first correction gray levels. In the second correction mode, the time controller corrects the original gray levels in a correction-negative manner, and outputs the second correction gray levels. The first correction gray level is equal to or larger than the second correction gray level, to correspond with original gray levels.

Abstract: A time controller is able to convert and present the LCD display of gray levels within images with a brightness equal to that within the original images. The time controller alternates in operation between first and second modes of gamma correction, each for a specified time duration. In the first correction mode, the time controller corrects the original gray levels in a correction-positive manner and outputs first correction gray levels. In the second correction mode, the time controller corrects the original gray levels in a correction-negative manner, and outputs the second correction gray levels. The first correction gray level is equal to or larger than the second correction gray level, to correspond with original gray levels.