Abstract: An ultrasonic signal processing method and apparatus (30), a computer device (50) and a storage medium. The method includes: acquiring a target ultrasonic signal of a dynamic broadband corresponding to target tissue (101); determining, according to the target ultrasonic signal, an acoustic characteristic parameter of the target tissue (102); performing assessment processing to the target tissue according to the acoustic characteristic parameter of the target tissue (103). The acoustic characteristic parameter of the target tissue is determined according to the target ultrasonic signal of the dynamic broadband corresponding to the target tissue, and the assessment is performed to the target tissue based on the acoustic characteristic parameter of the target tissue, and ultrasonic signals of the target tissue at multiple frequencies are comprehensively considered, so that signal components are varied, thereby improving accuracy of the assessment to the target tissue.

Abstract: A data processing method and apparatus, a device and a storage medium, where the method includes: obtaining first target result data according to an original ultrasonic echo signal, where the first target result data includes a related parameter of a detected object; performing feature extraction on the first target result data using a pre-trained feature extraction model to obtain second target result data; and performing corresponding processing on the detected object based on the second target result data. By performing feature extraction on the related parameter of the detected object using the pre-trained feature extraction model to obtain the second target result data, and further performing corresponding processing on the detected object based on the second target result data, thereby improving accuracy of judging the state of the detected object effectively.

Abstract: A display device includes: a first electrode and a second electrode spaced apart from each other; first and second light emitting elements between the first electrode and the second electrode; a first contact electrode contacting the first electrode and a first end portion of the first light emitting element; a second contact electrode contacting a second end portion of the first light emitting element; a third contact electrode contacting the second contact electrode and a first end portion of the second light emitting element and overlapping the first electrode; and a fourth contact electrode contacting a second end portion of the second light emitting element and overlapping the second electrode. The first contact electrode and the third contact electrode are on the same layer.

Abstract: A needle tip for applying current is provided. The needle tip for applying current includes a needle fixing unit, and a plurality of needles disposed on one surface of the needle fixing unit, wherein each needle includes at least one active region which is formed, as an insulator is not coated on a partial area of the needle except for a distal end portion of the needle and electromagnetically conducted. The plurality of needles are connected to electrodes having alternately different polarities. When the plurality of needles include the plurality of active regions spaced apart from each other, the intensity of current applied to each of electrodes connected to the plurality of needles is adjusted, such that electric energy is transmitted between the plurality of active regions spaced apart from each other.

Abstract: A detection mode control circuit, including a morphological detection module (100) connected to a morphological detection probe (500), where the morphological detection module (100) is configured to generate a morphological detection control signal according to a user instruction or a system setting; further including an elasticity detection module (200) connected to a switch module (300) and configured to generate an elasticity detection control signal and a second control signal according to the user instruction or the system setting; where the switch module (300) is connected to a compound probe (600) and configured to receive the morphological detection control signal, the elasticity detection control signal and the second control signal, and control the compound probe (600) to perform morphological detection according to the second control signal or control the compound probe (600) to perform elasticity detection according to the second control signal.

Abstract: The disclosure discloses application of breast milk-derived Lactobacillus reuteri in regulating the maternal and infant immune function, belonging to the fields of microbiological technology and food science. The disclosure provides the effects of Lactobacillus reuteri Fn041 in enhancing the immunity of pregnant or lactating women and infants, i.e., enhancing the mucosal barrier, promoting the production of intestinal antibacterial peptides and IgA, promoting the development of the immune system of infants, preventing pathogen infection and reducing the incidence of allergic diseases.

Abstract: An improved typelog alignment for automated or interactive geosteering may use multi-stage penalized optimization.

Abstract: Disclosed herein is an apparatus for imaging nano magnetic particles using a 3D array of small magnets. A field-free region generation apparatus includes a hexahedral housing having an opening formed in the first surface thereof such that a measurement head is inserted into a spacing area, a pair of rectangular-shaped magnets installed respectively on two surfaces facing each other, among four surfaces perpendicular to the first surface of the housing, and a pair of magnet arrays installed respectively on the first surface of the housing and on another surface facing the first surface, each of the magnet arrays including multiple small magnets arranged along the edge of the opening.

Abstract: One embodiment provides a system that facilitates efficient collection of training data. During operation, the system obtains, by a recording device, a first image of a physical object in a scene which is associated with a three-dimensional (3D) world coordinate frame. The system marks, on the first image, a plurality of vertices associated with the physical object, wherein a vertex has 3D coordinates based on the 3D world coordinate frame. The system obtains a plurality of second images of the physical object in the scene while changing one or more characteristics of the scene. The system projects the marked vertices on to a respective second image to indicate a two-dimensional (2D) bounding area associated with the physical object.

Abstract: A method for displaying a graphical user interface (GUI) includes determining whether a display screen of the mobile terminal is shielded. When the display screen is shielded, a shielded area and a display area of the display screen are determined, where the display area is used to display a GUI. Parameter information of the display is determined. A GUI that matches the display area is obtained according to the parameter information, and the GUI is displayed in the display area.

Abstract: Disclosed herein are a magnetic-field-generating coil system, an imaging system having the magnetic-field-generating coil system, and a method for operating the imaging system. The method for operating an imaging system includes generating multiple Linear Gradient Fields (LGFs) in respective axial directions by controlling coil currents, and acquiring MRI information or Magnetic Particle Imaging (MPI) information about an object while moving the multiple LGFs by varying the coil currents.

Abstract: A display device and a method of manufacturing the same are provided. A display device includes: a substrate including a plurality of pixels; a first electrode and a second electrode spaced apart from each other on the substrate; a light emitting element located between the first electrode and the second electrode; and a conductive pattern on the light emitting element. The light emitting element includes a first semiconductor layer, a second semiconductor layer, and an active layer between the first semiconductor layer and the second semiconductor layer, and the conductive pattern overlaps the active layer and does not overlap the first semiconductor layer or the second semiconductor layer.

Abstract: Provided is a device for elasticity detection, comprising a processor (1), an imaging device (2), an ultrasonic transducer (3) and a puncturing device (4). The ultrasonic transducer (3) is connected to the processor (1) and is configured to detect and obtain morphology characteristic information and elasticity characteristic information of a tissue. The imaging device (2) is connected to the processor (1) and is configured to obtain a morphology image and an elasticity image of the tissue according to the morphology characteristic information and the elasticity characteristic information, respectively, under the control of the processor (1), and merge and display the elasticity image in the morphology image. The puncturing device (4) is connected to the processor (1) and is configured to determine a puncture position according to guidance of the merged image and perform a puncturing and sampling on the tissue.

Abstract: In the field of medical technologies, there is a triglyceride prodrug based on lymphatic-mediated transport, particularly a triglyceride prodrug with different linking chains for lymphatic-mediated transport, and a method for preparing the same and use thereof in drug delivery. The prodrugs are linked by different linking bonds and methods for synthesizing the same. The structures of the prodrugs are as follows: wherein X, R1, R2, n, m are as described in the claims and specification. A mechanism of digestion and absorption of glycerol in the gastrointestinal tract is simulated by using a triglyceride-like structure, so as to promote the lymphatic transport of the drugs and avoid a first-pass effect. The prodrugs have targeting properties and can significantly increase or improve oral bioavailability.

Abstract: The present application provides an apparatus, a method for data transmission and a readable storage medium, the apparatus includes a front-end processor, a transmission controller and a back-end processor. In the front-end processor, a DMA controller is respectively connected with the transmission controller, a memory controller, respective transmission buffers and a transmission scheduler. The DMA controller is configured to: receive a request for data transmission sent by the back-end processor, receive read data from the memory controller, and send it to the transmission buffers. The memory controller is configured to: control, according to a data reading instruction, the memory to read data, and send the read data to the DMA controller. The transmission scheduler is configured to: control multiple transmission buffers to write data sent by the DMA controller, and control the multiple transmission buffers to read data, and transmit, through the transmission controller, the data to the back-end processor.

Abstract: A data storage apparatus and method and a readable storage medium are provided. The data storage apparatus includes: a processor and a memory; the processor includes: a buffer scheduler, a plurality of transmission buffers, an interface buffer, and a memory controller; the buffer scheduler is configured to control the plurality of transmission buffers to write data, and read out the data and send the data to the interface buffer; the interface buffer is configured to receive data sent by the transmission buffers if a capacity of data stored in the interface buffer is less than a preset capacity threshold, and stop receiving data sent by the transmission buffers if the capacity of data stored in the interface buffer is greater than or equal to the preset capacity threshold; and the memory controller is configured to control the memory to write data from the interface buffer and store the data.

Abstract: Disclosed herein is a nano-magnetic-particle-imaging apparatus, including a measurement head including excitation and detection coils and accommodating a sample bed for a sample including nano magnetic particles; a gradient magnetic field generation unit for generating a magnetic field having a strength equal to or greater than that of the saturation magnetic field of the nano magnetic particles in a spacing area between identical magnetic poles facing each other and forming a field-free region in a portion thereof; a first driving unit for linearly moving the sample bed; a second driving unit for rotating the gradient magnetic field generation unit in a plane; a third driving unit for linearly reciprocating the gradient magnetic field generation unit; and a control unit for applying a signal to the excitation coil, controlling the driving units, and imaging 3D distribution of the nano magnetic particles based on a detection signal output from the detection coil.

Abstract: A usage control method for a medical detection device, a system and a medical detection device. The method includes: receiving, by the medical detection device, an operation instruction inputted by an operator, and prompting the operator to input an authorization file when the operation instruction instructs to perform configuration authorization; receiving an authorization file inputted by the operator, and displaying an operation interface corresponding to the operation instruction when the authorization file passes authentication; where the authorization file is generated by a dongle inserted into the medical detection device according to the number of available times and the device identification; executing, by the medical detection device, configuration content inputted by the operator on the operation interface.

Abstract: Embodiments of the present disclosure provide an image registration method and apparatus, and an image stitching method and device. The image registration method includes: calculating a correlation coefficient image between a reference image and a floating image; calculating a gradient image of the correlation coefficient image; determining a pixel with extreme correlation coefficient in the correlation coefficient image according to a pixel with extreme gradient in the gradient image; and registering the reference image and the floating image according to the pixel with extreme correlation coefficient. The above image registration method and apparatus have high universality, require a small amount of calculation, and can ensure real-time operation and obtain a more accurate registration result. The image stitching method and device are realized based on the image registration method, thereby improving the speed and accuracy.