Abstract: A single-crystal turbine blade and a method of making such single-crystal turbine blade are disclosed. During manufacturing, a secondary crystallographic orientation of the material of the single-crystal turbine blade is controlled based on a parameter of a root fillet between an airfoil of the single-crystal turbine blade and a platform of the single-crystal turbine blade. The parameter can be a location of peak stress in the root fillet expected during use of the turbine blade.

Abstract: The present disclosure provides a preparation method of a fan-in package structure and a fan-in package structure, relating to the technical field of semiconductor packaging. In this method, holes are provided in an edge region of a wafer, a conductive metal is deposited to form metal posts, then after a protective layer and a first dielectric layer are sequentially prepared, a circuit layer is formed by electroplating, and then a second dielectric layer and a conductive bump are formed, wherein the metal posts penetrate through a front surface and a back surface of the wafer, so that the front surface and the back surface of the wafer realize equipotential.

Abstract: An electronic device obtains N frames of images, and then obtains a first operation performed by a user on a target object on a screen. The electronic device displays a target box whose area cyclically changes, obtains information about the target box in an Nth frame of image based on a second operation performed by the user on the target object, and determines a feature vector of the target object based on the information about the target box.

Abstract: Disclosed are a magnetic bearing, a compressor and an air conditioner. The magnetic bearing includes a radial stator, wherein the radial stator has a plurality of stator teeth extending inwardly in a radial direction thereof; two axial stators are arranged on two axial sides of the stator teeth, respectively; and radial control coils are wound on the stator teeth, each radial control coil being located outside an area of the stator teeth covered oppositely by the two axial stators. The magnetic bearing, the compressor and the air conditioner can effectively reduce the degree of coupling between a radial electromagnetic control magnetic circuit and an axial electromagnetic control magnetic circuit, and reduce the control difficulty of the magnetic bearing.

Abstract: An image processing method implemented by a processor includes receiving an image, acquiring a target image that includes an object from the image, calculating an evaluation score by evaluating a quality of the target image, and detecting the object from the target image based on the evaluation score.

Abstract: A stator-based permanent magnet field-enhanced hybrid-excitation motor capable of operating under multiple operating conditions and a driving control method thereof are provided. The motor includes a stator, excitation windings, permanent magnets, a rotor, armature windings, and an air gap. The stator is a structure with double-cross-shaped stator modules. A power converter of the motor by four H-bridges is formed. Incoming and outgoing ends of the excitation winding are each connected with a center point of one H-bridge arm, and incoming and outgoing ends of a three-phase winding are each connected with a center point of one H-bridge arm to form an open winding structure; the H-bridge of the excitation winding is connected in series with a bus of the open winding structure of the three-phase winding; every three bridge arms of the open winding structure form a group; and a switch transistor is arranged between each two groups.

Abstract: An image processing apparatus and method are provided. The image processing apparatus acquires a target image including a depth image of a scene, determines three-dimensional (3D) point cloud data corresponding to the depth image based on the depth image, and extracts an object included in the scene to acquire an object extraction result based on the 3D point cloud data.

Abstract: An Always On Display (AOD) theme display method is provided. In the method, when a mobile device is under a screen-on theme, one or more first controls included in the screen-on theme are separately selected on an AOD settings interface based on a detected operation, and one or more second controls are selected on a second control settings interface, where the second control is a lower-level control of the first control, and at least one first control includes the second control. When the mobile device is switched from a screen-on state to an AOD state, a control displayed in an AOD theme is a part of the first controls included in the screen-on theme and/or a part of the second controls. The method meets a user requirement for more refined or personalized settings, so that the AOD theme is consistent with or close to the screen-on theme in style. This improves user experience.

Abstract: The present invention realizes an information processing device capable of accurately differentiating an object from within an imaged image regardless of imaging conditions. The present invention also realizes an information processing method and a control program. A first circumscribed polygon region calculation unit (32) calculates a first circumscribed polygon region as a convex hull circumscribed region that contains a feature region. A principal axis of inertia calculation unit (33) calculates a principal axis of inertia for the feature region. A region division unit (34) uses the principal axis of inertia to divide the feature region. On the basis of the area ratio of the two second circumscribed polygon regions and the first circumscribed polygon region as convex hull circumscribed regions that respectively contain the divided feature regions, a region selection unit (36) selects either the first circumscribed polygon region or the two second circumscribed polygon regions.

Abstract: Substituted aza-quinazoline compounds, conjugates, and pharmaceutical compositions for use in the treatment of cancer are disclosed herein. The disclosed compounds are useful, among other things, in the inhibition of CDK. In certain aspects, the disclosure generally relates to substituted quinolinone amide compounds or salts of Formula (I), (IA), (IAA), (IAAA), (IB), (IBB), (IC), (ICC), (ID), (IDD), (IE), and (IEE) and pharmaceutical compositions thereof.

Abstract: A method for training a weight-sharing neural network with stochastic architectures is disclosed. The method includes (i) selecting a mini-batch from a plurality of mini-batches, a training data set for a task being grouped into the plurality of mini-batches and each of the plurality of mini-batches comprising a plurality of instances: (ii) stochastically selecting a plurality of network architectures of the neural network for the selected mini-batch; (iii) obtaining a loss for each instance of the selected mini-batch by applying the instance to one of the plurality of network architectures; and (iv) updating shared weights of the neural network based on the loss for each instance of the selected mini-batch.

Abstract: A method for programming a three-dimensional (3D) memory device is provided. The 3D memory device has a plurality of memory strings with memory cells vertically stacked, and each memory cell is addressable through a word line and a bit line. The method for programming the 3D memory device includes the following steps: applying a program voltage on a selected word line; applying a first pass voltage on a first group of unselected word lines; and applying a second pass voltage on a second group of unselected word lines, wherein the second pass voltage is different from the first pass voltage.

Abstract: A unified open-circuit fault-tolerant control method for a vector control (VC) drive system and a direct torque control (DTC) drive system of a five-phase permanent magnet fault-tolerant motor are provided. The control method adopts a unified open-circuit fault-tolerant control strategy. The unified open-circuit fault-tolerant control strategy includes: obtaining a predetermined torque, obtaining predetermined direct-axis and quadrature-axis voltages, analyzing a fault-tolerant mechanism to obtain fault-tolerant currents, obtaining winding phase voltages in a fault mode based on the fault-tolerant mechanism, and obtaining fault-tolerant voltages based on a back-electromagnetic force (EMF). The unified open-circuit fault-tolerant control strategy suitable for the VC drive system and the DTC drive system is proposed based on chaotic pulse width modulation (CPWM).

Abstract: A single E2E multitask model includes a speech recognition model and an endpointer model. The speech recognition model includes an audio encoder configured to encode a sequence of audio frames into corresponding higher-order feature representations, and a decoder configured to generate probability distributions over possible speech recognition hypotheses for the sequence of audio frames based on the higher-order feature representations. The endpointer model is configured to operate between a VAD mode and an EOQ detection mode. During the VAD mode, the endpointer model receives input audio frames, and determines, for each input audio frame, whether the input audio frame includes speech. During the EOQ detection mode, the endpointer model receives latent representations for the sequence of audio frames output from the audio encoder, and determines, for each of the latent representation, whether the latent representation includes final silence.

Abstract: Disclosed are a control method and apparatus for a head-mounted device, and a head-mounted device, as well as an image rendering method and apparatus, and an electronic device. The control method comprises: sending a rendering request containing posture data to a cloud server, and receiving a first rendered image, wherein the first rendered image is an image obtained by rendering in the cloud server based on the posture data; obtaining real posture change data from a first target time to a second target time, wherein the first target time is a time when the rendering request is sent, and the second target time is a time when the first rendered image is received; and performing rendering compensation on the first rendered image based on the posture change data to obtain a second rendered image.

Abstract: A multi-gas-source heater is disclosed including a main shell, an ignition apparatus, a pipeline system arranged on the main shell, a temperature-sensing valve, a burner and a switching valve; the pipeline system has a first and second communication states; the temperature-sensing valve is connected to the pipeline system and can regulate flow of output gas; the burner includes a first and second nozzles both connected to the pipeline system; the ignition apparatus is connected to and can ignite the burner; the switching valve is connected to and can switch the pipeline system between the first and second communication states; when the switching valve switches the pipeline system to the first communication state, the first nozzle outputs the gas; when the switching valve switches the pipeline system to the second communication state, the second nozzle outputs the gas, or the first and second nozzles both output the gas.

Abstract: A manual grinder, having a shell, a handle and a grinding assembly, wherein the top of the shell has an opening and a swivelling cover, the swivelling cover is provided with a feed port, the feed port is provided with a closing cover, the closing cover is fixed relative to the shell, the swivelling cover is rotatably connected with the shell, the grind assembly is arranged in the shell, a transmission shaft is arranged in the shell, the upper end of the transmission shaft penetrates the swivelling cover and is connected with the handle, and the lower end of the transmission shaft is penetrated in the grinding assembly. It is simple to open the cover and convenient to put materials, the opening of the cover is not affected by the handle, and the overall structure is simple.

Abstract: A stator-based permanent magnet field-enhanced hybrid-excitation motor capable of operating under multiple operating conditions and a driving control method thereof are provided. The motor includes a stator, excitation windings, permanent magnets, a rotor, armature windings, and an air gap. The stator is a structure with double-cross-shaped stator modules. A power converter of the motor by four H-bridges is formed. Incoming and outgoing ends of the excitation winding are each connected with a center point of one H-bridge arm, and incoming and outgoing ends of a three-phase winding are each connected with a center point of one H-bridge arm to form an open winding structure; the H-bridge of the excitation winding is connected in series with a bus of the open winding structure of the three-phase winding; every three bridge arms of the open winding structure form a group; and a switch transistor is arranged between each two groups.

Abstract: The present disclosure provides a software protection method and apparatus, an electronic device and a storage medium. By identifying the sensitive data in the software source code and determining the point of use of the sensitive data; setting the sensitive data in the read-only section of the compilation product of the software source code so that the sensitive data is stored in the read-only area when the software is running; inserting the check code into the above point of use of the sensitive data, where the check code is used to check whether the sensitive data read is in the read-only area while the software is running, and determine whether to continue running the software according to the check result, embodiments of the present disclosure realize the integrity verification of the sensitive data, and thereby prevent the sensitive data from being corrupted with low performance overheads.

Abstract: An internally emulsified polyurethane dispersion, which is prepared by using a combined chain extender system of a hydrophilic amino siloxane compound and a polyetheramine compound, is provided. The internally emulsified polyurethane dispersion can be used to prepare a synthetic leather product having good anti-stickiness, wrinkle resistance, color fastness and superior mechanical properties. A laminated synthetic leather article prepared with said internally emulsified polyurethane dispersion as well a method for preparing the synthetic leather article are also provided.