Abstract: Systems and methods for identifying an audience set are disclosed. A request receive identifying a future time period and item class is received and a conversion value for each of a set of user identifiers is generated by implementing a trained statistical machine learning model using historical transaction data. A first subset of user identifiers and a second subset of user identifiers are identified based on threshold values of the conversion value. The subsets are each associated with targeted advertisement types corresponding to a particular level of specificity associated with the requested item class. The first targeted advertisement type is presented to user devices associated with the first subset of user identifiers and the second targeted advertisement type is presented to user devices associated with the second subset of user identifiers.

Abstract: The present application provides a self-supervised learning method performed by a computer device. The method includes: performing a data enhancement on an original medical image to obtain a first enhanced image and a second enhanced image, the first enhanced image and the second enhanced image being positive samples of each other; performing feature extractions on the first enhanced image and the second enhanced image by a feature extraction model to obtain a first image feature of the first enhanced image and a second image feature of the second enhanced image; determining a model loss of the feature extraction model based on the first image feature, the second image feature, and a negative sample image feature, the negative sample image feature being an image feature corresponding to other original medical images; and training the feature extraction model based on the model loss.

Abstract: An audio processing apparatus and an audio processing method for dynamically adjusting an audio clock are provided. The audio processing apparatus includes a first interface, a buffer, a clock generator, a processor, and a second interface. The first interface receives audio data from the host. The buffer stores the audio data to generate a first audio packet and determines relationships between a data volume of the first audio packet and a first upper threshold and a first lower threshold. The second interface outputs the first audio packet and a clock signal to a codec apparatus. In response to the data volume of the first audio packet being less than the first lower threshold, the buffer outputs an underflow interrupt signal. In response to the data volume of the first audio packet being greater than the first upper threshold, the buffer outputs an overflow interrupt signal.

Abstract: A mineralization agent, including, by weight: 5-50% of a film-forming protein, 5-40% of an amelogenin peptide, 5-30% of a water-soluble phosphate, 4-20% of a tris(2-carboxyethyl) phosphine hydrochloride, and 1-10% of a pH regulator. The film-forming protein is selected from the group consisting of lysozyme, bovine serum protein, insulin, ?-lactalbumin, or a mixture thereof.

Abstract: A method for determining synchronization transient stability of a power system and an electronic device are provided. The synchronous energy function corresponding to the power system model is determined; the synchronization convergence region is determined according to the synchronization energy function; it is determined whether the power system is transient stable according to the synchronization convergence region and the initial value of power system after fault; and adjusting parameters of the power system in response to determining that the power system is transient unstable.

Abstract: The present application relates to the field of semiconductor manufacturing technologies, and in particular to a method and an apparatus for automatically processing wafers. The method for automatically processing the wafers includes the following steps: providing several wafers, wherein the wafers operate on a primary path, and the primary path is a path for forming semiconductor structures on the surfaces of the wafers; determining whether there is a need for detecting defects of the wafers, and if yes, automatically switching an operating path of the wafers to a secondary path; detecting the defects of the wafers in the secondary path; and determining whether the defect detection on the wafers is finished, and if yes, automatically switching the operating path of the wafers to the primary path. The application makes it possible to automatically detect the defects of the wafers with different SWR conditions, thereby improving the automation degree of machines.

Abstract: The present disclosure is applicable to the technical field of maintenance of submarine cables, and provides a fault diagnosis method and apparatus for a submarine cable, and a device. The method includes: obtaining deployment data and sensed data of a target submarine cable; and inputting the deployment data and the sensed data into a trained fault diagnosis model to obtain a diagnosis result of the target submarine cable, where the fault diagnosis model is a probabilistic neural network model, and the diagnosis result includes a fault type. The present disclosure uses the trained probabilistic neural network model as the fault diagnosis model to diagnose a fault of the target submarine cable, and can quickly and accurately obtain the fault type of the target submarine cable.

Abstract: A slot cover and an integrated circuit access device having the slot cover are provided. The slot is used to be removably inserted into a slot of an electronic device and includes a frame, a positioning portion, an engaging portion, and at least one conductive elastic plate. The frame includes a center sheet, a first-side sheet configured to connect to an integrated circuit access module, and a second-side sheet. The first-side sheet and the second-side sheet are respectively located at a first side and a second side of the center sheet. The positioning portion and the engaging portion are respectively located above and below the center sheet. The at least one conductive elastic plate is disposed at the second-side sheet. When the slot cover is inserted in the slot of the electronic device, the center sheet blocks an opening of the slot.

Abstract: A multi-level cross-district surface well pattern deployment method is provided. Firstly, a horizontal well is drilled from a location on a land surface corresponding to a junction H1 of a district rise coal pillar of the first district C1 in a first level and an upper mine field boundary coal pillar. A multilateral well is drilled from a location on the land surface corresponding to a junction H3 of a level coal pillar between the first and second levels, and the district rise coal pillar of the first district C1 in the first level. Liquid nitrogen is injected for permeability improvement after a gas drainage quantity decreases to 20% of an initial quantity. Gas drainage is repeated multiple times until the drainage quantity of coal bed methane through a gas drainage pipe of the horizontal pipe is reached 3 m3/min.

Abstract: A quasi-macroscopic cold field emission electron gun and a manufacturing method thereof are provided, which includes a filament device and an electron gun base, wherein the filament device includes a cold cathode filament and a conductive capillary tube, the cold cathode filament passes through one end of the conductive capillary tube and is crimped through a pressing groove device, the other end of the conductive capillary tube is connected to the electron gun base, and the end of the cold cathode filament is the electron emission end. Through the coaxial nesting and pressing deformation of quasi-macroscopic carbon fiber and metal tube and using of the non welding electrical connection method, this technology avoids the problem that it is not easy to form a reliable electrical connection during the welding process due to the poor wettability between carbon fiber and metal.

Abstract: Disclosed are a series of benzo 2-azaspiro[4.4]nonane compounds, and specifically disclosed are a compound as represented by formula (P) or a pharmaceutically acceptable salt thereof.

Abstract: Antibody drug conjugates (ADC's) that bind to CD37 protein and variants thereof are described herein. CD37 exhibits a distinct and limited expression pattern in normal adult tissue(s), and is aberrantly expressed in the cancers listed in Table I. Consequently, the ADC's of the invention in some embodiments provide a therapeutic composition for the treatment of cancer.

Abstract: Disclosed in the present invention are a series of tricyclic compounds, and particularly disclosed are a compound shown in formula (I) or a pharmaceutically acceptable salt thereof.

Abstract: Presented herein are embodiments of a bi-level optimization framework an inner loop phase optimizes an example-level problem to generate robust exemplars, while an outer loop phase proposes an adaptive optimization to achieve the robustness of the projected DNN models. Embodiments for watermarking a deep neural network include obtaining a set of temporary parameters for a temporary model. The set of temporary parameters may be generated based upon a set of base parameters of a base model. Embodiments may further include generating a set of boundary watermark exemplars using the set of temporary parameters for the temporary model. In one or more embodiments, the set of boundary watermark exemplars maximizes an identification loss of the temporary model on a set of watermark data. Embodiments may further include outputting a watermark embedded base model by embedding the set of boundary watermark exemplars into one or more base parameters of the base model.

Abstract: The present disclosure provides a light field imaging system by projecting near-infrared spot in remote sensing based on a multifocal microlens array. The light field imaging system includes a near-infrared spot projection apparatus (100) and a light field imaging component (200), where the near-infrared spot projection apparatus (100) is configured to scatter near-infrared spots on a to-be-observed object to add texture information to a target image, and the light field imaging component (200) is configured to image a target scene light ray with additional texture information. The present disclosure can extend a target depth-of-field (DOF) detection range, and particularly, reconstruct a surface of a weak-texture object.

Abstract: A method of logistics management based on QR code, the method includes: acquiring a video stream of a logistics box taken by a camera of a logistics box passing through an identification area, the logistics box having a corresponding QR code affixed to its surface; performing target detection on the video stream based on a predetermined neural network model to obtain a QR code image and a logistics box image, respectively; identifying the QR code image to generate QR code information; detecting and tracking the logistics box images in sequence to generate logistics box information; matching the QR code information and logistics box information, generating matching information, and updating logistics inventory information based on the matching information.

Abstract: A protein product capable of immobilizing a target and being cleared as required includes a protein (lysozyme, bovine serum albumin (BSA), whey albumin, insulin, ?-lactalbumin, fibrinogen, ribonuclease A, cytochrome c, ?-amylase, horseradish peroxidase (HRP), pepsin, myoglobin, collagen, keratin, or the like), a protein modifier (a strong oxidizing agent or a strong reducing agent), and a matter to be immobilized (a coating, a pesticide, a chemical fertilizer, a cosmetic, a medical drug, or the like). A protein film can be generated through the phase transition of the protein to immobilize the matter to be immobilized on a target surface, thereby improving the utilization rate of the matter to be immobilized and reducing the resource waste and environmental pollution caused by the loss of the matter to be immobilized. In addition, after the protein film is decomposed, the matter to be immobilized will also be effectively cleared.

Abstract: The disclosure provides technology for enhancing the ability of a computing device to conserve computing resources while providing special effects that are aligned with a text source being read aloud. An example method includes identifying effects data for a text source, wherein the effects data correlates a physical effect with an audible action of a user; receiving audio data comprising a plurality of audible actions, wherein at least one of the plurality of audible actions comprises a spoken word of the text source; determining, by a processing device, that a triggering condition pertaining to the effects data and the text source is satisfied; loading content for the physical effect prior to an occurrence of the audible action, and providing the physical effect to modify an environment of the user.

Abstract: A method, apparatus, and storage medium for training a neural network model used for image processing are described. The method includes: obtaining a plurality of video frames; inputting the plurality of video frames through a neural network model so that the neural network model outputs intermediate images; obtaining optical flow information between an early video frame and a later video frame; modifying an intermediate image corresponding to the early video frame according to the optical flow information to obtain an expected-intermediate image; determining a time loss between an intermediate image corresponding to the later video frame and the expected-intermediate image; determining a feature loss between the intermediate images and a target feature image; and training the neural network model according to the time loss and the feature loss, and returning to obtaining a plurality of video frames continue training until the neural network model satisfies a training finishing condition.

Abstract: The present disclosure provides a method of forming a semiconductor structure and a semiconductor structure. The method of forming a semiconductor structure includes: providing an initial structure, where the initial structure includes a substrate and bit line structures arranged at intervals on the substrate; forming an initial protective structure, where the initial protective structure at least covers a part of sidewalls of each of the bit line structures, and the initial protective structure has a first height in a direction parallel to the bit line structures; forming a shielding structure, where the shielding structure at least covers a part of sidewalls of the initial protective structure; and removing at least a part of the initial protective structure exposed by the shielding structure by using the shielding structure as an etching selection layer, to form protective structures each having a second height.