Abstract: In certain aspects, disclosed herein are methods of treating cancer in a subject, comprising administration to the subject of (1) one or more glucocorticoid receptor agonists and (2) one or more inhibitors of calcineurin. In some embodiments, the administration of the one or more glucocorticoid receptor agonists and the one or more inhibitors of calcineurin results in restoration of contact inhibition, increased formation of intercellular junctions, reduced cell proliferation, and/or increased vacuolization of cells growing in multilayer zones. Included herein are methods for identification of novel compounds that restore contact inhibition in cancer cells.

Abstract: Methods and systems are provided for sequence-to-sequence conversion from unstructured search queries to structured database queries, so that lay persons may retrieve information from relational databases without specialized knowledge of database query languages. An encoder module and a decoder module of a learning model are trained to convert an unstructured search query to an intermediate feature vector by computing co-attention and self-attention based on a context string and a database schema, encoding the database schema in the context string by application of self-attention between the context string containing tokens of the database schema with learned structural attention heads which relate the token to logic of the database. Training is performed using labeled training datasets which include structured database queries which are normalized by parsing into a semantic representation thereof, followed by linearization.

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: 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 method for quantifying viscoelasticity of a medium includes: obtaining a position-time graph of vibration propagation after the medium is subjected to a vibration excitation, determining an angle with maximum signal energy in the position-time graph by using angle projection, where the angle with the maximum signal energy corresponds to a slope of the position-time graph and the slope of the position-time graph is the propagation velocity of the vibration in the medium. Since the propagation velocity of the vibration in the medium is related to the viscoelasticity of the medium, a viscoelasticity parameter of the medium can be quantitatively calculated after the slope of the position-time graph is obtained. The method does not need to select a feature point from the position-time graph to calculate the slope of the position-time graph, and can efficiently and accurately quantifies viscoelasticity of the medium.

Abstract: An ultrasound imaging device, including: a processor (10), N ultrasound systems (20), a communication channel (30) and an ultrasonic probe (40); where N is a positive integer greater than 1; the processor (10) is configured to receive an ultrasound system setting instruction input by a user, so that a ultrasound system (20) of the N ultrasound systems (20) is in an enabled state; the ultrasound system (20) in the enabled state is configured to send a control instruction to the ultrasonic probe (40) via the communication channel (30); and the ultrasonic probe (40) is configured to cooperate with the ultrasound system (20) in the enabled state to operate according to the control instruction.

Abstract: A method for quantifying viscoelasticity of a medium includes: obtaining a position-time graph of vibration propagation after the medium is subjected to a vibration excitation, determining an angle with maximum signal energy in the position-time graph by using angle projection, where the angle with the maximum signal energy corresponds to a slope of the position-time graph and the slope of the position-time graph is the propagation velocity of the vibration in the medium. Since the propagation velocity of the vibration in the medium is related to the viscoelasticity of the medium, a viscoelasticity parameter of the medium can be quantitatively calculated after the slope of the position-time graph is obtained. The method does not need to select a feature point from the position-time graph to calculate the slope of the position-time graph, and can efficiently and accurately quantifies viscoelasticity of the medium.

Abstract: The present disclosure discloses a method and an apparatus for acquiring motion information. A frequency domain transformation is performed on a detection signal of a vibration propagating in a medium to obtain a frequency domain signal, then a signal that is outside of a defined vibration velocity range is removed from the frequency domain signal, that is, only a vibration signal is retained, and then a position-time diagram is obtained along a defined vibration propagation direction. It is not necessary to perform motion estimation on propagation of the vibration by a complicated calculation, and it is only necessary to determine the presence or absence of the vibration by processing in the frequency domain, and then the position-time diagram is obtained, which is a highly efficient method for acquiring motion information.

Abstract: A method for breeding new purple-orange Chinese cabbage germplasm crosses the purple head Chinese cabbage inbred line 11S96 as the male parent and the orange Chinese cabbage inbred line 11J11 as the female parent. On the basis of selecting individual plants with good heading property in the F2 population, molecular markers are used to select individual plants carrying the purple-head gene and the orange gene. Through selfing of individual plants for three consecutive generations, a new Chinese cabbage germplasm with green outer leaves and purple-orange head leaves is bred. This method aggregates the purple-head gene and orange gene which are expressed in the head leaves of Chinese cabbage, creating a new Chinese cabbage germplasm with purple-orange head leaves. It enriches Chinese cabbage breeding materials, lays the foundation for breeding the new purple-orange Chinese cabbage variety, and sets a precedent for the aggregation of the head color traits of Chinese cabbage.

Abstract: Disclosed are a tissue elasticity measurement method and device. The method includes: transmitting a first ultrasonic signal to a tissue in a measurement area; tracking at least one imaging line of the first ultrasonic signal; determining, according to the imaging line at a plurality of time points, a motion state of each imaging line; and selecting a position with an imaging line with a motion state meeting a preset condition and performing tissue elasticity measurement. The problem of impact on the motion state of the issue in a to-be-measured area on the accuracy of elasticity measurement is solved, and accuracy of elasticity measurement on the tissue in the measurement area is improved.

Abstract: Provided are method, apparatus and device for measuring a thickness of a subcutaneous tissue, and a computer-readable storage medium. The method includes: emitting ultrasonic detection waves inwards from a skin surface, and acquiring ultrasonic echo signals of the ultrasonic detection waves; determining, according to ultrasonic parameter values of the ultrasonic echo signals and a characteristic parameter threshold of a subcutaneous tissue, the moment the ultrasonic echo signals from the boundary of the subcutaneous tissue are received; and calculating a thickness of the subcutaneous tissue according to the moment the ultrasonic echo signals from the boundary of the subcutaneous tissue are received, thereby enabling a precise measure of the thickness of the subcutaneous tissue.

Abstract: A method for detecting biological signs based on an ultrasonic detection system includes: sending, by a second processing module, a detection instruction to a master processing module in a first processing module; generating, by the master processing module, a first synchronization signal based on the detection instruction, and sending the first synchronization signal to a synchronous distribution module, so as to make the synchronous distribution module send the first synchronization signal to the master processing module and a slave processing module in the first processing module, and enable the slave processing module and the master processing module to control array elements to which they are respectively connected to transmit an ultrasonic wave simultaneously based on the first synchronization signal and collect an echo signal; and processing, by the second processing module, the echo signal collected by each array element to obtain information about the biological signs of an organism.

Abstract: Disclosed are a method, apparatus and device for calculating signal attenuation, and a computer-readable storage medium. The method comprises: receiving (101) an ultrasound signal by an ultrasonic imaging system, performing (102) signal recovery operation on the ultrasound signal to obtain an ultrasound signal to be calculated; determining a type of the ultrasound signal to be calculated, and calculating (103) attenuation information of the ultrasound signal to be calculated by adopting a calculation mode corresponding to the type according to the type of the ultrasound signal to be calculated. As such, the signal attenuation calculation flow is simplified, thereby enabling use of commercial probes therein, bringing convenience in operation, and increasing applicability. Accuracy and efficiency of attenuation calculation can be improved by means of performing signal recovery on an obtained ultrasonic signal and then performing attenuation calculation thereon.

Abstract: Disclosed are a method, an apparatus and a device for locating a region of interest of a tissue, and a storage medium. The method comprising: acquiring ultrasonic echo signals from a detected region; identifying interfering regions and a region of interest in the detected region according to ultrasonic parameter values of the ultrasonic echo signals; judging whether the sizes of the interfering regions meet a preset condition or not; and if the sizes of the interfering regions meet the preset condition, removing interfering signals corresponding to the interfering regions from the ultrasonic echo signals. As such, the interfering signals may be removed while the interfering regions are small.

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: 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: Provided are a method and device for ultrasonic imaging by synthetic focusing. The method comprises: exciting a plurality of matrix elements of an ultrasonic probe to transmit plane waves many times, wherein transmitting apodizations at the time of every transmission of the plane waves by the plurality of matrix elements correspond to the respective lines in a measurement matrix in which elements are randomly distributed; after every transmission of the plane waves, exciting all the matrix elements of the ultrasonic probe to receive echo signals, in order to obtain channel data; recovering a synthetic focusing channel data set by use of a compressed sensing reconstruction algorithm according to a channel data set and the measurement matrix; and subjecting the synthetic focusing channel data set to beamforming so as to generate an ultrasonic image.

Abstract: An insulating medium rubber film and a production method thereof, and a multi-layer printed-circuit board. The insulating medium rubber film includes a release film and an insulating medium layer arranged on the surface of the release film, where materials of the insulating medium layer include saturated polyester resin, amino resin or blocked isocyanate, epoxy resin, a curing agent, inorganic filler and a curing accelerator. According to the insulating medium rubber film and the production method thereof and the multi-layer printed-circuit board, by introducing the saturated polyester resin component into an epoxy resin composition, the produced insulating medium rubber film has the advantages that a dielectric constant is low, a dielectric dissipation factor is low, thermal expansion is not liable to happen, and adhesion is good.

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.