Abstract: An intelligent key device and a verification method therefor. The verification method comprises: determining the type of an instruction by means of an intelligent key device; determining a key area according to the type of the instruction; acquiring a biometric verification identifier corresponding to the key area; determining, according to the biometric verification identifier, a biometric verification mode corresponding to the key area; and executing a corresponding operation according to the biometric verification mode. According to the present invention, a user can realize multiple verification modes of biometric features according to a key area in the process of performing verification using the intelligent key device, such that different verification requirements of the user for the key used in different application scenarios are met.

Abstract: This application relates to the field of lighting, and discloses an LED filament. The LED filament includes an LED chip unit, a light conversion layer, and an electrode. The light conversion layer covers the LED chip unit and part of the electrode, and a color of a light emitted by the LED filament after lighting is different from a color of the light conversion layer. This application has the characteristics of uniform light emission and good heat dissipation effect.

Abstract: The present application relates to components, such as dental apparatuses, having geometrical features to facilitate post-fabrication cleaning, including methods of fabricating the same. In one embodiment, a dental apparatus, such as a retainer, an aligner, or a dental attachment placement appliance, comprises one or more concave surfaces for which one or more apertures is formed therethrough at or near a maximum depth of a given concave surface.

Abstract: Noise reduction method and device are provided. The method includes: obtaining different audio signals respectively collected by two audio collection devices, where one of the two audio collection devices has a specific positional relationship with an effective audio source; at least according to the different audio signals respectively collected by the two audio collection devices, determining effective signals corresponding to the effective audio source and noise signals corresponding to a noise source and obtaining determination results; and performing a noise reduction process on the audio signals collected by at least one of the two audio collection devices to retain the effective signals and reduce the noise signals, according to the determination results.

Abstract: The present application presents a method and an apparatus for synchronizing time by parsing satellite navigation data. A service application obtains current time of a system and caches it as a first time variable, receives and parses the satellite navigation data to obtain all character strings, obtains a character string as a current character string to be processed, determines a type of a system protocol identifier, if it is a preset system protocol identifier, converts a time field of the current character string to be processed into a local time zone time value for storing, obtains the current time and stores it as a second time variable, obtains a first time compensation value according to the first and second time variables, obtains satellite navigation time according to the first time compensation value and the maximum local time zone time value and sets system time as satellite navigation time.

Abstract: A processing method and system of cloud broadcasting and printing data, relating to the field of information security. When receiving a service obtaining request, a server processes first data in the service obtaining request into printing and broadcasting data, processes the printing and broadcasting data into first verifying data and then sends the first verifying data to a cloud broadcasting and printing service platform. The cloud broadcasting and printing service platform processes the first verifying data into second verifying data and then sends the second verifying data to a cloud broadcasting and printing all-in-one machine. The cloud broadcasting and printing all-in-one machine processes the second verifying data into printing and broadcasting data, and extracts printing information and broadcasting information from the printing and broadcasting data at a time and performs broadcasting and printing respectively.

Abstract: Provided are a video sharing method and apparatus, an electronic device, and a storage medium. The method comprises: determining a designated user, and triggering a video filming instruction for the designated user; displaying a filming interface in response to receipt of the video filming instruction; initiating video filming in response to receipt of an initiate instruction, and in response to determining that voice information is received, adding the voice information in the form of a subtitle to the filming interface to obtain a filmed video; and sharing the filmed video with the designated user through a conversation message.

Abstract: A shooting method includes the following steps. A shooting page including a control region and a main display region is displayed, where the control region is used to display at least two effect controls, a more effect control, and a main shooting control, the at least two effect controls correspond to recommended effects according to a preset recommendation parameter; in response to a target slide operation in the main display region, the controls is moved along a sliding direction of the target slide operation, a target control is determined according to the target slide operation; in response to the target control being one effect control, a preview of a target effect corresponding to the target control is displayed on the shooting page, and capturing is performed using the target effect in response to a first trigger operation on the trigger position.

Abstract: A follow-hold switch circuit comprising: a follower; a sampling sub-circuit for voltage sampling; a bootstrap-control sub-circuit, which provides a bootstrap voltage to the sampling sub-circuit when the circuit is in a following state; a sampling-switch-control sub-circuit, which provides a common-mode voltage to a bootstrap capacitor in the bootstrap-control sub-circuit when the circuit is in a holding state; the follower is connected to an output of the sampling sub-circuit; the sampling sub-circuit is connected to the bootstrap-control sub-circuit and the sampling-switch-control sub-circuit respectively through a sampling switch; the present disclosure can effectively improve the linearity of sampling switches.

Abstract: A rendering method includes that a physical engine on a remote computing platform obtains a physical simulation result based on an operation instruction sent by a user corresponding to a first rendering engine or a user corresponding to a second rendering engine, and then sends the physical simulation result to the first rendering engine and the second rendering engine, so that the first rendering engine performs rendering based on the physical simulation result to obtain a first rendered image, and the second rendering engine performs rendering based on the physical simulation result to obtain a second rendered image, where the operation instruction affects at least one three-dimensional model in a target scene, and the physical simulation result includes physical information of the at least one three-dimensional model affected by the operation instruction.

Abstract: A reversible electromagnetic valve and an air conditioning unit are provided. The reversible electromagnetic valve includes a valve body and a valve core assembly, the valve body is provided with a valve cavity, and the valve core assembly is arranged in the valve cavity. The valve core assembly includes a piston and a connecting rod, wherein the piston is provided with a connecting hole, one end of the connecting rod penetrates through the connecting hole and is connected with the piston, and the connecting rod includes a tapered section, an outer diameter of which gradually changes along an axial direction of the connecting rod component. The tapered section extends into the connecting hole and abuts against an inner wall of the connecting hole, so that the connecting rod component is sealed and connected with the piston.

Abstract: A personalization method for a financial IC card having a dynamic verification code, comprising: an upper apparatus organizes second personalization information comprising a second disperse key, and organizes a personalization data packet according to the second personalization information; after the upper apparatus and a personalization device establish a security channel, if the upper apparatus transmits the personalization data packet to the personalization device by means of the security channel, the personalization device writes the second personalization information into a financial IC card; if the upper apparatus transmits a verification request to the personalization device by means of the security channel, the personalization device reads a time window and a dynamic verification code from the financial IC card, returns the time window and the dynamic verification code to the upper apparatus by means of the security channel for verification, receives a verification result returned by the upper apparat

Abstract: An authentication method includes: receiving a command of an upper host; parsing an option parameter in the command; determining a value of a fingerprint authentication identifier in the option parameter, and if the value is a first preset value, prompting a user to input a fingerprint and verifying the fingerprint input to obtain a user operation verification result; if the value is a second preset value, prompting the user to press a key and verifying the key pressed to obtain a user operation verification result; determining the user operation verification result, and if the user operation verification result is success, setting an authentication mode confirmation identifier, obtaining client data from the command, generating data to be signed, signing the data to be signed to generate a signature result, sending the signature result to the upper host; if the user operation verification result is failure, reporting an error.

Abstract: A method for preventing a hardware wallet from being maliciously paired, comprising: a hardware wallet waiting to receive a connection request; when a connection request is received, determining whether a first terminal sending the connection request has been paired and connected; if so, waiting to receive an instruction of the first terminal; and when receiving a pairing transfer instruction sent by the first terminal, clearing terminal information stored in a whitelist of the hardware wallet. By means of the present technical solution, a hardware wallet can achieve pairing transfer only by means of the authorization of a previously paired terminal, thereby improving the security of the hardware wallet.

Abstract: An apparatus is provided with processing circuitry that receives a phase image acquired at a corresponding cardiac phase, determines, from the received phase image, a mask image of a particular cardiac region, applies both the determined mask image and the phase image to inputs of a trained neural network model to obtain, from outputs of the neural network model, a location probability map. The neural network model is trained with a set of input data and a corresponding set of output data. The input data includes a training mask image and a training phase image, and the output data includes a training location probability map. The processing circuitry calculates, for the cardiac phase, from the determined location probability map output from the trained neural network model, a value of a cardiac motion metric. The determined location probability map specifies a probable location of a cardiac vessel.

Abstract: The present disclosure relates to a method for patient-specific optimization of imaging protocols. According to an embodiment, the present disclosure relates to a method for generating a patient-specific imaging protocol, comprising acquiring scout scan data, the scout scan data including scout scan information and scout scan parameters, generating a simulated image based on the acquired scout scan data, deriving a simulated dose map from the generated simulated image, determining image quality of the generated simulated image by applying machine learning to the generated simulated image, the neural network being trained to generate at least one probabilistic quality representation corresponding to at least one region of the generated simulated image, evaluating the determined image quality relative to a image quality threshold and the derived simulated dose map relative to a dosage threshold, optimizing.

Abstract: A node interconnection apparatus includes a computing node and a resource control node, and a device interconnection interface connecting the two. Each of the computing node and the resource control node includes a processing unit and a storage unit, and the resource control node further includes a resource interface for connecting with a network storage device. The resource control node manages storage resource of the network storage device, and when the computing node needs to start up, the resource control node obtains operating system startup information from the network storage device and provides the information to the computing node. The computing node can start up without the need for storing startup information locally.

Abstract: An information processing method, applied to an electronic device including an object detection unit and a control unit, comprising determining that a target object is detected. The object detection unit sends a status switch instruction to the control unit and controls the object detection unit to switch from a first status to a second status, and the status switch instruction is used to cause the electronic device to switch from a third status to a fourth status. The method further includes determining that the object detection unit enters the second status. In response to a control instruction sent by the control unit, the object detection unit obtains an object feature of the target object to cause the electronic device to perform recognition on the target object based on the object feature.

Abstract: An information processing method controls a CT scanner such that the method includes, but is not limited to, determining an X-ray irradiation period from an electrocardiogram acquired from an electrocardiography device attached to a living object to be imaged, by processing the electrocardiogram at multiple different cardiac phases; performing, by controlling a CT gantry including and rotatably supporting an X-ray source and an X-ray detector, a diagnostic CT scan in the determined X-ray irradiation period, of at least a part of the heart region, to obtain a CT image; and causing a display unit to display the obtained CT image. The method can be performed at least by an information processing apparatus including processing circuitry and/or computer instructions stored in a non-transitory computer readable storage medium for performing the method.

Abstract: The present disclosure provides a polysilicon resistor, a method for manufacturing the same, and a successive approximation register analog-to-digital converter.