Abstract: Various embodiments of the teachings herein include a simulation model calibration method. For example, a method may include: obtaining prior distributions of at least two model parameters in a to-be-calibrated simulation model; obtaining a constraint condition of the at least two model parameters, wherein the constraint condition is used for indicating an association relationship between the model parameters; and performing at least one round of iteration on the at least two model parameters according to the prior distributions and the constraint condition, to obtain at least one parameter group applicable to the simulation model, wherein the parameter group comprises parameter values corresponding to the model parameters, and at least one model parameter corresponds to different parameter values in different parameter groups.

Abstract: In some examples, a peripheral circuit is configured to: when performing a first read operation on memory cells coupled to a selected word line, apply a first pass voltage to a first word line, apply a second pass voltage to a second word line, and apply a third pass voltage to a third word line, wherein the first word line comprises at least one word line physically located above and below the selected word line respectively, both the second word line and the third word line comprise word lines physically located on a side of the first word line away from the selected word line, memory cells coupled to the second word line comprise programmed memory cells, memory cells coupled to the third word line comprise unprogrammed memory cells, and the first pass voltage, the second pass voltage and the third pass voltage are all different.

Abstract: The disclosure provides an apparatus, method, device and medium for label-balanced calibration in post-training quantization of DNNs. An apparatus includes interface circuitry configured to receive a training dataset and processor circuitry coupled to the interface circuitry. The processor circuitry is configured to generate a small ground truth dataset by selecting images with a ground truth number of 1 from the training dataset; generate a calibration dataset randomly from the training dataset; if any image in the calibration dataset has the ground truth number of 1, remove the image from the small ground truth dataset; generate a label balanced calibration dataset by replacing an image with a ground truth number greater than a preset threshold in the calibration dataset with a replacing image selected randomly from the small ground truth dataset; and perform calibration using the label balanced calibration dataset in post-training quantization. Other embodiments are disclosed and claimed.

Abstract: A method for preparing a cationic dyeable flame-retardant high-strength polyester fiber is provided, after mixing oligomer A, oligomer B, and ethylene terephthalate and carrying out a polycondensation reaction to obtain a cationic dyeable flame-retardant polyester masterbatch, adding the cationic dyeable flame-retardant polyester masterbatch to the polyester chips according to a certain ratio for melt spinning, to prepare the cationic dyeable flame-retardant high-strength polyester fiber; oligomer A is prepared by the esterification reaction of a phosphorus flame retardant and a diol; oligomer B is prepared by the esterification reaction of sodium isophthalate sulfonate and a diol; the ratio of the sum of the molar weight of oligomer A and oligomer B to the molar weight of ethylene terephthalate is 3:7-6:4.

Abstract: A hinge mechanism includes two guide rod mechanisms that are respectively formed between a main shaft assembly in the hinge mechanism, a first support arm, a first guide rod arm, and a first connecting frame, and between the main shaft assembly in the hinge mechanism, a second support arm, a second guide rod arm, and a second connecting frame. A first support plate and a second support plate are respectively fastened to the first support arm and the second support arm. The first support arm and the first connecting frame are rotatably connected through a first arc-shaped sliding groove and a first arc-shaped arm that are in sliding fit. The second support arm and the second connecting frame are rotatably connected through a second arc-shaped sliding groove and a second arc-shaped arm that are in sliding fit.

Abstract: This application discloses a video compression method, a video decoding method, and related apparatuses. The method includes: extracting a key point from a to-be-processed video frame and a previous video frame respectively to obtain first position information and second position information; performing motion estimation based on the first position information and the second position information to obtain motion information; performing image inpainting based on the motion information and the previous video frame to obtain an initial video frame; determining a latent feature based on the to-be-processed video frame and the initial video frame; and performing video compression based on the first position information, the second position information, and the latent feature to obtain a video compressed file.

Abstract: System, methods, and computer-readable media for configuring an autonomous vehicle based on safety scores determined by a safety score prediction algorithm, and an associated training technique, to output a safety score for a predicted and/or actual path. The safety score is a value indicating a likelihood of risky events per distance. The safety score prediction algorithm is trained with historical human driving datasets associated with paths (predicted or actual) taken by one or more AVs during human driving.

Abstract: A method for implementing multimedia interaction includes displaying a first user interface that includes a virtual building representing an entrance to a multimedia interaction room and a virtual object that are located in a virtual scene, in response to a movement control operation on the virtual object, displaying that the virtual object moves from a first position to a second position in the virtual scene, and, in response to that the virtual object satisfies an entry condition of the virtual building, displaying a second user interface that includes the virtual building, the virtual object, and an interaction control. The entry condition at least includes the second position being within an effective response range of the virtual building.

Abstract: The present disclosure provides a method for performing a programming operation on a memory cell connected to a bit line and controlled by a word line. The method includes applying a first programming voltage signal to the word line to program the memory cell into a first state, applying a first voltage to the bit line, performing a verify operation when the memory cell is in a second state, determining a classification of the memory cell based on the verify operation, applying a second voltage to the bit line based on the determined classification, applying a second programming voltage signal to the word line to program the memory cell into the first state, applying a third voltage to the bit line, applying a third programming voltage signal to the word line to program the memory cell into the first state, and applying a fourth voltage to the bit line.

Abstract: The present disclosure relates to air assemblies having an inflation, a deflation, and a closed state for use with inflatable products, such as air mattresses. Specifically, the present disclosure relates to air assemblies where the configuration of the air assembly can be changed manually by a user by operating a directional control valve to inflate, deflate, or close the inflatable product. The directional control valve may also activate a pump in the inflation and deflation states and deactivate the pump in the closed state.

Abstract: Techniques for verifying a reliability of map data are discussed herein. In some examples, map data can be used by a vehicle, such as an autonomous vehicle, to traverse an environment. Sensor data (e.g., image data, lidar data, etc.) can be received from a sensor associated with a vehicle and may be used to generate an estimated map and confidence values associated with the estimated map. When the sensor data is image data, images data from multiple perspectives or different time instances may be combined to generate the estimated map. The estimated map may be compared to a stored map or to a proposed vehicle trajectory or corridor to determine a reliability of the stored map data.

Abstract: The invention discloses a genetically engineered bacterium in which the gene encoding adenine deaminase on the genome of the bacterium is knocked out or/and the gene encoding the enzyme in the NAD+ anabolic pathway is integrated on the genome of the bacterium. The invention also discloses a construction method of the above-mentioned genetically engineered bacteria. The gene encoding adenine deaminase on the genome of the host strain is knocked out to obtain a strain with high NAD+ yield. Or the expression cassettes of the gene encoding the enzyme in the NAD+ synthesis pathway are constructed separately, and then the enzyme encoding The gene expression cassette is integrated into the genome of the host strain whose gene encoding adenine deaminase is knocked out to construct a strain with high NAD+ production. The application of the above genetically engineered bacteria is disclosed. A method of producing NAD+ is disclosed.

Abstract: An electronic assembly comprises a housing having abase and a cover and electronic component mounted in the housing on a carrier. The carrier is pivotable about a first edge within the housing. An adjustment handle moves the carrier at a second, opposite, edge thereby to bring the electronic component into thermal contact with an internal surface of the cover after the cover is closed (or during closing of the cover), for dissipating heat from the electronic component.

Abstract: The present invention provides methods for targeting interleukin-2 receptor-expressing cells, and, in particular, inhibiting the growth of such cells by using an interleukin-2 (IL-2) variant conjugated to a biologically active molecule that will affect cells expressing the interleukin-2 receptor.

Abstract: A railroad tie plate has a generally prismatic body including a field side flange and a gauge side flange connected by an intermediate portion. The intermediate portion includes a rail seat for positioning a railroad rail. The field side flange includes a first retaining device accommodating portion, such as a first hole, configured to receive a first retaining device, such as a spike configured to secure the railroad rail to the rail seat. The field side flange further includes a fixed retainer that is a monolithic part of the railroad tie plate. The fixed retainer extends in the thickness dimension away from the bottom surface of the railroad tie plate and toward the gauge side, and overhangs the rail seat. The fixed retainer is configured to prevent the railroad rail from moving in the thickness dimension.

Abstract: The subject disclosure relates to techniques for filtering perception-related artifacts. The disclosed technology can include receiving, by a machine learning model, a first output generated by a perception system model onboard an autonomous vehicle, wherein the first output is based on sensor data received from sensors of the autonomous vehicle at a first time and includes an inaccurate perception of an environment around the autonomous vehicle, receiving, by the machine learning model, a second output generated by the perception system model onboard the autonomous vehicle, wherein the second output is based on sensor data received from sensors of the autonomous vehicle at a second time after the first time and includes an accurate perception of the environment around the autonomous vehicle, and altering, by the machine learning model, the inaccurate perception of the environment from the first output based on the accurate perception of the environment in the second output.

Abstract: The present invention discloses a trusted alliance block chain digital calibration certificate system and an operation method therefor. The system comprises: a distributed ledger system (10) of a distributed storage system based on a hyperledger fabric; a CA system (11) for management of all entity identity certificates and registration of identities in the system; a UTC time calibration server (12) for providing a UTC time calibration service for all block chain node servers of the system; and a digital calibration certificate subsystem (13) for generating, by means of alliance management, instrument organization management, and calibration institution management, a digital calibration certificate from calibration certificate data by a digital signature technology, extracting related entity information, and forming original information of multiple data blocks.

Abstract: The invention relates to prostate specific membrane antigen antibodies (anti-PSMA) and anti-PSMA antibody drug conjugates. The invention also relates to methods and compositions for using anti-PSMA antibody drug conjugates in inhibiting, preventing or treating PSMA related diseases or cancers.

Abstract: The subject disclosure relates to techniques for enabling autonomous vehicles to reason about similarities of features between drivable areas. A process of the disclosed technology can include receiving first sensor data corresponding with a first roadway segment, receiving second sensor data corresponding with a second roadway segment, encoding the first sensor data into a first vector, wherein the first vector represents a first roadway characteristic associated with the first roadway segment, encoding the second sensor data into a second vector, wherein the second vector represents a second roadway characteristic associated with the second roadway segment, and determining a similarity between the first roadway segment and the second roadway segment based on the first vector and the second vector.

Abstract: Techniques relating to monitoring map consistency are described. In an example, a monitoring component associated with a vehicle can receive sensor data associated with an environment in which the vehicle is positioned. The monitoring component can generate, based at least in part on the sensor data, an estimated map of the environment, wherein the estimated map is encoded with policy information for driving within the environment. The monitoring component can then compare first information associated with a stored map of the environment with second information associated with the estimated map to determine whether the estimated map and the stored map are consistent. Component(s) associated with the vehicle can then control the object based at least in part on results of the comparing.