Abstract: The present application relates to the field of data consistency testing, and provides a method and device for testing vehicle data consistency in V2X. The method includes: collecting vehicle V2X test data transmitted based on a V2X-PC5 communication protocol; parsing the V2X test data, and determining whether a format and a data value of parsed data conform to a preset definition, and whether the parsed data is consistent with operating data in testing, to obtain a data structure consistency result; calculating an average error value between dynamic data in the parsed data and data collected by a high-precision inertial navigation device when time stamps are aligned and data sampling frequencies are the same; and according to the data structure consistency result and the average error value, determining whether vehicle data conforms to a preset consistency standard.

Abstract: Disclosed are a touch substrate and a display device. The touch substrate includes a touch electrode layer with a mesh type structure; the touch electrode layer includes the first touch electrode including first touch sub-electrodes, and the second touch electrode including second touch sub-electrodes; each first touch sub-electrode includes first touch electrode meshes, and each second touch sub-electrode includes second touch electrode meshes; the touch electrode layer further includes boundary meshes located between adjacent first touch sub-electrode and second touch sub-electrode; each boundary mesh includes at least two first mesh lines; each first mesh line is provided with a first break; second mesh lines are arranged in a first touch electrode mesh and/or a second touch electrode mesh; the second mesh lines are provided with second breaks; and a pattern shape of the first mesh line and a pattern shape of the second mesh line are different.

Abstract: The present disclosure provides a method for crystal growth. The method may include at one of the following operations: weighing reactants for growing an oxide crystal after a first preprocessing operation is performed on the reactants; placing the reactants, on which a second preprocessing operation has been performed, into a crystal growth device after an assembly preprocessing operation is performed on at least one component of the crystal growth device, wherein the at least one component of the crystal growth device includes a crucible, the assembly preprocessing operation includes at least one of a coating operation, an acid soaking and cleaning operation, or an impurity cleaning operation; introducing a protective gas into the crystal growth device after sealing the crystal growth device; activating the crystal growth apparatus to execute the crystal growth; and adding reactant supplements into the crystal growth device in real-time during the crystal growth.

Abstract: The disclosed systems and methods provide a novel framework that provides mechanisms for a Deep & Cross Network (DCN) framework that performs distilled deep prediction for personalized stream ranking on portal websites. The disclosed framework is scalable to satisfy the much more stringent latency and computational requirements required by current network operating environments. The disclosed framework is able to dynamically evaluate and leverage live traffic on network sites in order to provide, update and maintain current recommendations for users as they traverse to a portal and when they navigate within the portal. The disclosed framework implements a DCN model(s) that is capable of being compressed into a model size for a unified optimization within a live traffic environment by combining knowledge distillation and model compression techniques. The disclosed framework is built as a light-weight deep learning model that can be served in production and perform on par with large models.

Abstract: A method of preparing a nanoscaled dye@ZIF-8-based colorimetric sensor is provided, in which a ZIF-8 nanomaterial is first prepared from Zn(CH3COO)2 and the 2-methylimidazole, and then the ZIF-8 nanomaterial is dispersed with ethanol and mixed with a colorimetric solution. The resultant mixed solution is added with polyethylene glycol-300 and applied to a substrate to obtain the nanoscaled dye@ZIF-8-based colorimetric sensor. This application further provides an evaluation method using the nanoscaled dye@ZIF-8-based colorimetric sensor, in which a back propagation neural network is established as the food quality evaluation model to evaluate the food quality.

Abstract: Computer-implemented methods, systems, and devices for generating security challenges are described. An identity management system may obtain image descriptions. The image descriptions may include a first image description set that corresponds to a sequence of events and a second image description set that is unassociated with the sequence of events. The identity management system may obtain images based on the image descriptions. The images may include a first image set that corresponds to the sequence of events and a second image set that is unassociated with the sequence of events. The identity management system may generate a security challenge using the images. The security challenge may request for a user to identify the sequence of events from the images. Identification of the sequence of events may be based on each image of the first image set being contextually relevant to the sequence of events.

Abstract: The present disclosure provides a signal delay setting circuit, an isolation integrated circuit and a power conversion circuitry. The isolation integrated circuit includes a primary side circuit, an isolation circuit and a secondary side circuit. The primary side circuit generates a primary side signal according to a first input signal and a second input signal. The isolation circuit converts the primary side signal into a secondary side signal. The secondary side circuit receives the secondary side signal through the isolation circuit, to generate an output signal. The signal delay setting circuit is coupled to the secondary side circuit, calculates a delay time according to a voltage difference between an alternative terminal and a secondary side ground terminal of the isolation integrated circuit, and delays the secondary side signal according to the delay time, to control the duty ratio of the output signal.

Abstract: The embodiments of the present disclosure disclose a method for controlling crystal growth. The method includes: obtaining an actual crystal parameter in a target time slice; obtaining a reference crystal parameter in the target time slice; determining a temperature control parameter based on the actual crystal parameter and the reference crystal parameter; determining a pulling control parameter based on the actual crystal parameter and the reference crystal parameter; and adjusting a temperature and a pulling speed in a next time slice after the target time slice respectively based on the temperature control parameter and the pulling control parameter.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for scheduling workloads on computing resources using a high priority queue and a low priority queue. The high priority queue maintains pending high priority workloads to be scheduled for execution, and the low priority queue maintains pending low priority workloads to be scheduled for execution. The computing system as described in this specification schedules the pending low priority workloads for execution by utilizing computing resources provided by the system only when the high priority queue is empty.

Abstract: A display substrate and a display device are disclosed. The display substrate includes a base substrate, a second conductive layer, a second planarization layer and a plurality of light emitting element groups; each of the plurality of light emitting element groups includes a first light emitting element, a second light emitting element, a third light emitting element and a fourth light emitting element, the fourth light emitting element includes a fourth anode, a plurality of third via holes corresponding to one light emitting element row are approximately located on a first straight line extending along the first direction, and an orthographic projection of the fourth via hole closest to the first straight line on the base substrate is located at a side of the first straight line close to the fourth anode corresponding to the fourth via hole.

Abstract: The present application relates to the technical field of wastewater treatment and rapid pollutant detection, in particular to a chitosan-polyacrylamide composite porous hydrogel, preparation and use thereof, and a metal ion-adsorbing and detecting reagent and method. The chitosan-polyacrylamide composite porous hydrogel of the present application is prepared by in situ polymerization of a chitosan sol, an acrylamide, a crosslinking agent and a surfactant into a mixed solution comprising liquid droplets, followed by steps of curing, washing, and freeze-drying. The present application further provides a metal ion-detecting reagent, which is obtained by adsorbing a color developing agent into the chitosan-polyacrylamide composite porous hydrogel as described above, wherein the color developing agent is a dye that changes color when encountering metal ions. The chitosan-polyacrylamide composite porous hydrogel of the present application has balanced mechanical properties and porosity.

Abstract: A method of programming a memory device. The memory device includes a plurality of memory strings, each memory string including a top transistor controlled by a top select gate (TSG) and connected to a bit line (BL), a bottom transistor controlled by a bottom select gate (BSG), and memory cells between the top and bottom transistors, each memory cell connected to a word line (WL). The method includes applying program pulses to a memory cell of the memory device in a program phase, verifying a voltage value of the memory cell in a verify phase, receiving a suspend command and performing a suspend operation, applying a discharge pulse to the memory cell in a discharge phase to thereby discharge the memory cell, wherein the discharge pulse includes a voltage pulse to an unselected top select gate (TSGunsel), and suspending programming or verifying of the memory cell in a suspend phase.

Abstract: An azimuth ambiguity suppression method for a spaceborne SAR in spatially non-uniform sampling relates to the technical field of radars. The method includes the following steps: step 1: compensating for a phase difference between the channels according to the locations of transmitting and receiving stations for channel echoes; step 2: calculating an equivalent azimuth sampling location of each channel at the moment of each pulse transmission; step 3: sorting the equivalent azimuth sampling locations of all channels and their corresponding echoes after the phase difference between the channels is compensated in ascending order; and step 4: calculating reconstructed echoes from the sorted equivalent azimuth sampling locations and corresponding echoes after the phase difference between the channels is compensated, by using an adaptive weight-conjugate gradient-Toeplitz matrix (ACT) algorithm.

Abstract: A touch display panel is provided. The touch display panel includes a plurality of first mesh electrodes and a plurality of second mesh electrodes. A respective one of the plurality of first mesh electrodes includes a plurality of first mesh blocks consecutively electrically connected along a first direction. Two adjacent first mesh blocks of the plurality of first mesh blocks are electrically connected to each other through a respective first conductive bridge of a plurality of first conductive bridges. The plurality of first conductive bridges are arranged in an array. The plurality of first mesh blocks includes a border mesh block adjacent to a truncated region in which a touch control structure is absent. The touch display panel includes a displaced conductive bridge which is displaced from the array of the plurality of first conductive bridges.

Abstract: This application relates to the technical field of connectivity communication, and provides an apparatus and method for testing a connected vehicle's communication distance. The testing apparatus includes a support member, and a first antenna is provided on the support member and connected to a signal transceiver. The signal transceiver is configured to send signals to a tested vehicle or receive signals sent by the tested vehicle. An output terminal of the signal transceiver is connected to an upper computer. Data analysis software is installed on the upper computer, and used for recording a test distance and a number of data packets and calculating a packet loss rate, such that a maximum communication distance is obtained according to the test distance and the corresponding packet loss rate.

Abstract: The disclosure includes a signal measurement method and a communication apparatus. A terminal obtains measurement configuration information, where the measurement configuration information includes information about at least one satellite cell and a measurement time range of the at least one satellite cell, the at least one satellite cell includes a first satellite cell, a measurement time range of the first satellite cell is all or a part of a time length in which a coverage area of the first satellite cell is in a first area, and the first area is an area in which the terminal is located. The terminal measures a signal of the at least one satellite cell in the first area based on the measurement configuration information, to obtain a metric, where the metric indicates a signal quality fluctuation of the at least one satellite cell in the measurement time range.

Abstract: Aspects of the present disclosure involve a system for filtering conversations. The system generates for display, by a messaging application, a plurality of shortcut options, each of the plurality of shortcut options comprising a respective filtering criterion. In response to receiving input that selects a given shortcut option of the plurality of shortcut options, the system retrieves the filtering criterion associated with the given shortcut option. The system searches a plurality of conversations to identify a subset of conversations that match the filtering criterion. The system generates for display together with the plurality of shortcut options, a plurality of representations of the identified subset of conversations in which one or more messages have been exchanged between a user and one or more friends of the user.

Abstract: A calibration circuit of a pulse-frequency modulation (PFM) converter includes a signal generator circuit and a calibration control circuit. The signal generator circuit generates and outputs an emulated slope signal to a comparator circuit under a calibration mode, wherein the emulated slope signal has an emulated slope following an initial voltage, and the emulated slope corresponds to a slope of a sensed signal indicative of electrical characteristic of an inductor of the PFM converter. The calibration control circuit refers to an output signal that is generated from a PFM control circuit in response to an output signal of the comparator circuit, to calibrate at least one circuit of the PFM converter.

Abstract: A substrate module includes a first substrate and a semiconductor unit. The semiconductor unit is disposed on the first substrate. The semiconductor unit includes an active layer and a first electrode. The active layer has a surface. The first electrode is at least partially overlapped with the active layer and contacts the surface. The active layer has a first range and a second range, and the first range is closer to the surface than the second range. A first zinc concentration is higher than a first gallium concentration in the first range.

Abstract: The present disclosure provides a device and method for growing a crystal. A crystal preparation device includes a growth chamber, a heating component, and a filter component. The heating component includes at least one heating unit. The at least one heating unit is located in the growth chamber. The at least one heating unit is an inverted cone structure. An angle between a side surface of the inverted cone structure and an upper surface of the inverted cone structure is within a range of 5°-45°. The filter component is located in the growth chamber. An inner sidewall of the filter component is connected with the at least one heating unit. A gas phase channel is formed between an outer sidewall of the filter component and an inner sidewall of the growth chamber.