Abstract: A nanoflower immunochromatographic strip for detecting heavy metal mercury ions is provided. The nanoflower immunochromatographic strip includes the following components: a plastic outer shell, a sample pad, an immunoprobe joint pad, a nitrocellulose membrane and an absorbent pad; the immunoprobe joint pad is dropwise added with a gold nano-immunoprobe labeled with an anti-mercury-ion monoclonal antibody; the anti-mercury-ion monoclonal antibody is a monoclonal antibody secreted by an anti-Hg2+-ITCBE hapten murine hybridoma cell strain 7A1; and a preservation number of the murine hybridoma cell strain 7A1 is CGMCC No. 23879. The nanoflower immunochromatographic strip detects a heavy metal hapten Hg2+-ITCBE, with a detection threshold of 50 ng/mL and a detection limit of 0.39 ng/mL, has strong specificity, high sensitivity, good repeatability and rapid detection, and is of great significance for monitoring residue of heavy metal mercury.

Abstract: The present application discloses a LiDAR and a gain device thereof, and a laser. This device relates to the field of LiDAR, including: an active region and n waveguide segments provided separately and connected in series on one side of the active region, where different bias currents are applied to the n waveguide segments, and current modulation signals are applied to at least one waveguide segment except for waveguide segments at two ends of the n waveguide segments, to adjust effective width-spectrum gain of the active region, where n is an integer greater than or equal to 3. The present application solves the technical problems of severe performance degradation of a gain device in the LiDAR at high temperatures and poor modulation performance of the gain device in related arts.

Abstract: An apparatus, including: a first color transform subsystem configured to color transform a first region of an input image to generate a first color transformed sub-image; a second color transform subsystem configured to color transform a second region of the input image to generate a second color transformed sub-image; and an image combiner configured to combine the first and second color transformed sub-images to generate an output image.

Abstract: Disclosed are a communication parameter adjustment method and apparatus, a device and a storage medium, relating to the field of mobile communications. The method comprises: sending a first instruction to a first node, wherein the first instruction is used for triggering the adjustment of quality of service (QoS) parameters, and the adjustment of the QoS parameters comprises selecting, from among multiple QoS parameter combinations, a first QoS parameter combination for activation. Resources corresponding to the QoS parameter combinations have been allocated or a corresponding connection has been established.

Abstract: A method for negotiating communication includes that: a terminal device receives a paging message transmitted by a first network or a terminal device triggers initiation of a radio resource control (RRC) connection establishment procedure to a first network, the first network being a network corresponding to a first communication card in the terminal device; and the terminal device transmits first indication information to a second network, the first indication information indicating that the terminal device requests to leave the second network to communicate with the first network, and the second network being a network corresponding to a second communication card in the terminal device. A terminal device, a chip and a non-transitory computer-readable storage medium are further provided.

Abstract: The present application provides an electro-optical phase shifter, an optical chip, a method for manufacturing an optical chip, and a LiDAR, where the electro-optical phase shifter includes a ridge waveguide, a planar region located on at least one side of the ridge waveguide along a first direction, and an electrode region; where the planar region includes a connection section and a side section arranged in sequence along a second direction, and the electrode region is located on an outer side of the connection section along the first direction, the first direction and the second direction being perpendicular to each other; and along the second direction and on at least one side of the electrode region, an edge of the side section gradually approaches the ridge waveguide from the electrode region in a direction away from the electrode region.

Abstract: A communication method for artificial intelligence (AI)/machine learning (ML) operation includes determining one or more ML model trustworthiness services, wherein the one or more ML model trustworthiness services include one or more ML model provisioning services and/or one or more ML trustworthiness services.

Abstract: The present disclosure relates to the field of laser detection technology, and provides a LiDAR and a control method thereof. The LiDAR includes a light source, a beam splitting structure, a transceiver module and a detection module; the beam splitting structure includes a first coupler, a first phase shifter and a second coupler that are sequentially connected along an optical path. Among them, the first phase shifter is used to alter a phase difference between the first light beam and the second light beam, that enables the second coupler to dynamically adjust the splitting ratio of the detection light and the local oscillator light, effectively reduces an overall loss and improves an efficiency of light energy utilization.

Abstract: A session verification method includes that: UE receives a UE route selection policy (URSP) from a policy control function (PCF) entity, where the URSP includes a route selection descriptor (RSD) identifier (ID) or a URSP rule ID; and the UE sends a session parameter to a first network element, where the session parameter is used for verifying whether a PDU session establishment requested by the UE or the data transmitted through a PDU session is correct. A UE and a PCF are also provided.

Abstract: A communication method for artificial intelligence (AI)/machine learning (ML) operation includes discovering a trustworthiness capability for analytics and/or models, wherein a network data analytics function (NWDAF) is enabled to support a model training logical function (MTLF) with the trustworthiness capability for ML models, the NWDAF is enabled to support an analytics logical function (AnLF) with the trustworthiness capability for analytics, or a network repository function (NRF) includes trustworthiness capability provisioning per each ML model.

Abstract: A method and apparatus for multi-tier beamforming are disclosed. The method includes receiving a first-tier beamformed frequency-domain IQ data packet and a plurality of second-tier beamformed frequency-domain IQ data packets at a transceiver integrated circuit (IC) subarray. Each transceiver IC of the transceiver IC subarray (i) forms a multi-tier beamformed frequency-domain IQ data set by combining beamformed frequency-domain IQ data from the first-tier beamformed frequency-domain IQ data packet with beamformed frequency-domain IQ data from selected ones of the second-tier beamformed frequency-domain IQ data packets, (ii) generates a discrete-time-domain signal from the multi-tier beamformed frequency-domain IQ data set, and (ii) generates a modulated radio frequency (RF) signal from the discrete-time-domain signal.

Abstract: A 3D food printer includes a printer head including, an extrusion nozzle and a laser assembly with at least one laser, and a heated printing platform. The extrusion nozzle is configured to extrude food onto the printing platform, and each of the printing platform and the at least one laser are configured to heat food extruded onto the printing platform.

Abstract: Provided is an authentication method. The method is performed by a terminal, and includes: transmitting a first message, wherein the first message carries one or more pieces of authentication information, wherein the one or more pieces of authentication information are used to authenticate a first user using the terminal, and different pieces of authentication information in the one or more pieces of authentication information are related to characteristic information of the first user and characteristic recovery information of different users.

Abstract: A terminal includes: a processor and a memory, where the memory is configured to store a computer program, and the processor is configured to invoke and execute the computer program stored in the memory, so as to enable the terminal to perform: receiving a first message, where the first message carries a temporary identity of a first user, and the first user is a user using the terminal. The temporary identity of the first user comprises at least one of: an identity of a region corresponding to the temporary identity of the first user, a relevant identity of a network device corresponding to the temporary identity of the first user, an identity of a network corresponding to the temporary identity of the first user, a temporary mobile subscriber identity, an international mobile subscriber identity, a globally unique temporary UE identity, or a permanent equipment.

Abstract: Embodiments of the present application provide a method and apparatus for adjusting an attribute parameter, and a communication device. The method comprises: a first device receives first information sent by a first core network element, the first information being used for adjusting, by the first device, a transmission attribute parameter corresponding to first service data.

Abstract: According to some embodiments, systems and methods are provided including receiving a crash dump file; extracting a call stack from the received crash dump file, wherein the call stack includes one or more functions, the functions having ordered positions in the call stack; converting the extracted call stack to natural language sentences; converting the natural languages sentences to a first call stack matrix; receiving the first call stack matrix and a second call stack matrix at a crash model, wherein the crash model is a Siamese neural network model; determining a similarity score for the first call stack matrix and the second call stack matrix; and determining whether the first call stack matrix and the second call stack matrix represent duplicate crashes based on the similarity score. Numerous other aspects are provided.

Abstract: A semiconductor device includes a back interlayer insulating film; a plurality of first channel patterns on the back interlayer insulating film and spaced apart from each other in a vertical direction; a plurality of second channel patterns on the back interlayer insulating film and spaced apart from each other in the vertical direction; a source/drain pattern between the first channel patterns and the second channel patterns; and a source/drain contact connected to the source/drain pattern, wherein the source/drain pattern includes a first layer which comes into contact with the first channel patterns and the second channel patterns, a second layer on or below the first layer, and a third layer on or above the second layer, wherein a width of the first layer in the vertical direction decreases and then increases, along a direction from the first channel patterns to the second channel patterns.

Abstract: Systems and methods for operating an electric drive system for an electric or hybrid vehicle is described. In one example, an angle error between an electric machine rotor reference position and an electric machine position sensor reference position is estimated when high voltage is present and when zero torque is commanded of the electric machine.

Abstract: Disclosed herein are compositions, devices, systems, and methods for detection of an amphiphile using visual inspection of a ligand-modified substrate. For example, disclosed herein are assays for detection of an amphiphile via visual inspection, the assay comprising a ligand-modified substrate and a film of lubricant disposed on the ligand-modified substrate. Also disclosed herein are methods of use of any of the assays disclosed herein. In some examples, the methods comprise contacting any of the assays disclosed herein with a liquid sample; tilting the assay; and visually inspecting the liquid sample disposed on the assay to determine a property of the liquid sample. In some examples, the amphiphile comprises a biological amphiphile, such as an endotoxin. In some examples, the biological amphiphile comprises an endotoxin secreted by a gram-negative bacteria, such as Escherichia coli.

Abstract: Provided are communication methods and devices, and a computer-readable storage medium, a computer program product and a computer program. The communication method includes: a first terminal sending first information, the first information being used for requesting the allocation of a first context of the first terminal, and the first context of the first terminal being related to at least part of contexts of a second terminal.