Abstract: Disclosed is a Brillouin-optical coherence tomography angiography (OCTA)-speckle multi-mode elastography system device, including a Brillouin-OCTA sample scanning unit, a Brillouin scattering elastography system, an OCTA system, a speckle detection system, and a time sequence controller. According to the present invention, advantages that the Brillouin scattering elastography system can perform high-resolution measurement on a bulk elasticity modulus, the OCTA system can perform high-resolution structure imaging, and the speckle detection system can perform wide-field blood flow velocity measurement are utilized to perform in-situ synchronous imaging on a blood vessel structure and elasticity distribution, and to quantify a blood flow velocity, so that scientific basis and technical support are provided for early diagnoses of clinical blood vessel diseases.

Abstract: Disclosed is a Brillouin-optical coherence-speckle based multi-mode elasticity measurement device, including a Brillouin-optical coherence elastography common-path scanning unit, a Brillouin scattering elastography system, an optical coherence elastography system, a speckle elastography system, and a time sequence controller, where the Brillouin scattering elastography system and the optical coherence elastography system share the Brillouin-optical coherence elastography common-path scanning unit.

Abstract: Disclosed are a recommendation method, an apparatus, an electronic device, and a storage medium. The recommendation method includes: generating an item recommendation rank for a user based on a policy network in response to a user request at moment t; obtaining an experience at the moment t based on a feedback result from the user on the item recommendation rank; aggregating the experience of each user at the moment t to a global experience pool; and obtaining an updated policy network based on experiences in the global experience pool.

Abstract: The present invention relates to an electronic device, a wireless communication method and a computer-readable medium. The electronic apparatus for wireless communication according to one embodiment comprises a processing circuit. The processing circuit is configured to perform control to carry out carrier aggregation communication with a base station by means of at least a first cell and a second cell. The processing circuit is further configured to perform control to send first information for beam failure recovery of the second cell to the base station by means of the first cell.

Abstract: Provided in the example embodiments are a method, electronic device, and computer storage medium for managing virtual streaming. The method for managing virtual streaming includes: providing a configuration interface for configuring a virtual streaming room with configuration settings, the configuration settings including at least an audience group setting, and a host setting related to a virtual host; receiving, via the configuration interface, configuration input corresponding to the audience group setting, and/or the host setting; and based on the configuration input, generating a host assignment rule, the host assignment rule for assigning at least one virtual host to at least one audience group. The example embodiments solve the problems in which the form of an existing virtual host is fixed, audience adhesion is poor, and use thereof is inflexible.

Abstract: Provided are a data modulation method and apparatus, a device, and a storage medium. The data modulation method comprises: modulating data according to a configured constellation point modulation symbol S(n) set, wherein n is an integer between 0 and N?1, and N is an even integer greater than or equal to 4; and transmitting the modulated data on a physical resource.

Abstract: A system, software application, and method for optical device metrology of optical device patterns formed from lithography stitching are provided. In one example, the method includes creating a stitched design file comprising images of a plurality of masks; defining target coordinates for each of the plurality of masks in the stitched design file; defining an alignment mark for the stitched design file; capturing images of an optical device pattern at each of the target coordinates; comparing the captured images of the optical device pattern at each of the target coordinates to virtual images of the stitched design file at each of the target coordinates; and determining whether the optical device pattern at each of the target coordinates meets a threshold value.

Abstract: Provided are a processing method and device for quasi-cyclic low density parity check (LDPC) coding. The processing method for LDPC coding includes: determining, according to a data feature of an information bit sequence to be encoded, a processing strategy for the quasi-cyclic LDPC coding according to a data feature of an information bit sequence to be encoded; and performing, according to the processing strategy and based on a base matrix and a lifting size, the quasi-cyclic LDPC coding and rate matching output on the information bit sequence according to the processing strategy, a base matrix and a lifting value. This technical solution is able to improve adaptability and flexibility of the quasi-cyclic LDPC coding.

Abstract: A system and method for polar code coding with information bits placed in particular bit indexes are disclosed herein. In one embodiment, a method for channel coding includes: associating, by a polar code encoder, a first bit sequence with first bit indexes of a polar code input; associating, by the polar code encoder, a second bit sequence with second bit indexes, wherein the first bit indexes have a higher reliability than the second bit indexes; and encoding, by the polar code encoder, both the first bit sequence and the second bit sequence using a generator matrix to generate encoded bits.

Abstract: A method of operating a computing device in support of improved accessibility includes displaying a user interface to an application on a display screen of the computing device, wherein the computing device includes an accessibility assistant that reads an audible description of an element of the user interface; initiating, on the computing device, a virtual assistant that conducts an audible conversation between a user and the virtual assistant through at least a microphone and a speaker associated with the computing device, wherein the virtual assistant is not integrated with an operating system of the computing device; inhibiting an ability of the accessibility assistant to read the audible description of the element of the user interface; and upon transition of the virtual assistant from an active state, enabling the ability of the accessibility assistant.

Abstract: An apparatus and method in a wireless communication system and a computer readable storage medium. The apparatus comprises a processing circuit, which is configured to: configure a sounding reference signal (SRS) mapping structure for a user equipment on the basis of at least the number of antenna ports of the user equipment and the number of transmitting beams and/or receiving beams to be scanned; and notify the user equipment of the SRS mapping structure, wherein the SRS mapping structure at least comprises SRS resource settings for achieving uplink beam management and channel state information (CSI) acquisition at the same time, thereby reducing the system time delay and improving the uplink resource utilization rate.

Abstract: Provided are an electronic device, a wireless communication method, and a non-transitory computer-readable storage medium. The electronic device comprises a processing circuit. The processing circuit is configured to: respectively receive a pre-configured first reference signal set and a pre-configured second reference signal set from a first transmission and reception point and a second transmission and reception point, wherein each reference signal set comprises at least one reference signal; determine, on the basis of the measured signal quality of each reference signal in each reference signal set, a beam failure reference signal in which a beam failure event occurs; and transmit, when it is determined that a beam failure event occurs in at least one reference signal, a beam failure recovery request to a base station. (FIG.

Abstract: A data transmission method includes: performing M-point discrete Fourier transform (DFT) on first time domain data to obtain frequency domain data; performing a filtering operation on the frequency domain data to obtain filtered frequency domain data; performing N-point inverse discrete Fourier transform (IDFT) on the filtered frequency domain data to obtain second time domain data; and transmitting the second time domain data on a physical resource.

Abstract: The present invention relates to an electronic device, a wireless communication method and a computer-readable medium. The electronic apparatus for wireless communication according to one embodiment comprises a processing circuit. The processing circuit is configured to perform control to carry out carrier aggregation communication with a base station by means of at least a first cell and a second cell. The processing circuit is further configured to perform control to send first information for beam failure recovery of the second cell to the base station by means of the first cell.

Abstract: A quasi-cyclic LDPC coding and decoding method and apparatus, and an LDPC coder and decoder. The method includes: determining from a mother basis matrix set a basis matrix used for low density parity check (LDPC) coding (S202), wherein the basis matrix used for LDPC coding includes a first-type element and a second-type element, the first-type element corresponds to an all-zero square matrix, the second-type element corresponds to a matrix obtained by means of a cyclic shift of a unit matrix according to a value of the second-type element, and dimensions of the all-zero square matrix and the unit matrix are equal; and performing LDPC coding on an information sequence to be coded according to the basis matrix used for LDPC coding, and/or performing LDPC decoding on a data sequence to be decoded according to the basis matrix used for LDPC coding (S204).

Abstract: A data processing method and apparatus. The data process method includes: determining, by a transmitting node, a code block length N0 for encoding an information bit sequence to be transmitted according to a data characteristic for representing the information bit sequence to be transmitted and a preset parameter corresponding to the data characteristic; performing, by the transmitting node, polar encoding on the information bit sequence to be transmitted according to the code block length N0; and transmitting, by the transmitting node, a code block obtained through the polar encoding to a receiving node.

Abstract: Provided are a data encoding method and device, a storage medium, and a processor. The method includes: obtaining data to be sent; performing quasi-cyclic low-density parity check (LDPC) encoding on the data to be sent to obtain an LDPC codeword sequence, and interleaving the LDPC codeword sequence to obtain an interleaved LDPC codeword sequence; performing cyclic bit selection on the interleaved LDPC codeword sequence from a starting position to obtain a rate-matched codeword sequence, where the starting position is determined according to a predetermined parameter; and sending the rate-matched codeword sequence. The solution above resolves the problem in the related art of unstable transmission after performing quasi-cyclic LDPC encoding on data to be transmitted, and achieves stable transmission after the quasi-cyclic LDPC encoding.

Abstract: A system and method for allocating network resources are disclosed herein. In one embodiment, the system and method are configured to perform: determining a redundancy version and a new data indicator indicated by control information; determining a base graph of a low density parity check code based on which of a plurality of predefined conditions the redundancy version, and/or the new data indicator satisfy; and sending a signal comprising information bits that are encoded based on the determined base graph of the low density parity check code.

Abstract: An inspection robot comprises a control cabinet, an actuator, and a base. The control cabinet and the actuator are oppositely arranged on the base in a direction parallel to a plane where the base is located. The control cabinet is configured to control a path of movement of the actuator. The actuator and the control cabinet are both installed on the same panel of the base, so that the load is more uniformly distributed on the base. Also provided is an inspection method.

Abstract: Methods of forming a resist model for angled gratings on optical devices. In one example, a method includes designing a model with a model area and a verification area with initial mask patterns having a first grating pattern with a first angle and a first critical dimension and fabricating test masks with the model area having a first model angle and a first model critical dimension and the verification area having a first verification angle and a first verification critical dimension. The method also includes patterning a substrate with the test masks, measuring the first model angle, the first model critical dimension, the first verification angle and the first verification critical dimension, and fabricating a new device mask if the first verification angle is within the threshold range of the first desired angle and the first verification critical dimension is within the threshold range of the first desired critical dimension.