Abstract: A method of training a target object detection model includes: extracting a plurality of feature maps of a sample image according to a training parameter, fusing the plurality of feature maps to obtain at least one fused feature map, and obtaining an information of a target object based on the at least one fused feature map, by using the target object detection model; determining a loss of the target object detection model based on the information of the target object and a tag information of the sample image, and adjusting the training parameter according to the loss of the target object detection model. A method of detecting a target object and an apparatus are also provided.

Abstract: An all-in-one sensing apparatus for transformer bushing tap monitoring includes: a tap lead device connected to a grounding wire of a transformer bushing through a mounting bracket and configured to lead out the grounding wire; a sensor assembly provided on the mounting bracket, connected to an oil taking port of the bushing, and configured to detect a temperature, a pressure, a partial discharge current and a hydrogen content of the bushing and upload the temperature, the pressure, the partial discharge current and the hydrogen content of the bushing; and a power module provided on the mounting bracket, and configured to supply power to the sensor assembly through coil induction, where an output terminal of the tap lead device is connected to the power module, and an output terminal of the power module is connected to the sensor assembly.

Abstract: The disclosure provides a flexible device. The flexible display device includes a flexible substrate and a planarized layer. A thickness of the planarized layer is in a range from 0.5 ?m to 200 ?m. A thickness ratio of the thickness of the planarized layer to a thickness of the flexible substrate is in a range from 0.025 to 20.

Abstract: A positioning method includes clustering points in a first point cloud through multi-clustering to obtain a target point cloud, where the target point cloud represents a feature of a target object, and the first point cloud includes the target point cloud and a point cloud that represents a feature of an interfering object; and determining a position of the target object based on the target point cloud.

Abstract: A method and an apparatus for monitoring energy storage cell abnormality, an electronic device, and a medium are provided. The method includes: obtaining valid state data of a first cell in a battery module at a preset time; obtaining a discrete statistical state characteristic of the first cell based on the valid state data of the first cell; calculating distances between the discrete statistical state characteristic of the first cell and discrete statistical state characteristics of each remaining cells in the battery module separately, averaging the set of distances, to obtain a distance characteristic associated with the first cell; and determining whether the first cell is abnormal based on the distance characteristic of the first cell. Consistency monitoring of each cell in the battery module is implemented based on the state data of each cell, so that an early warning indicative of a possible fault can be issued.

Abstract: The present disclosure provides an electronic device including a substrate, a circuit layer, an organic structure, and a sensing structure. The circuit layer is disposed on the substrate, and the circuit layer includes a switch. The organic structure is disposed on the substrate, and in a top view of the electronic device, the organic structure is adjacent to an edge of the substrate. The sensing structure is disposed on the circuit layer, and the sensing structure includes a sensing unit and a wire electrically connected to the sensing unit. The wire crosses over the organic structure and is electrically connected to the switch.

Abstract: The present disclosure provides a semiconductor wafer. The semiconductor wafer includes: a scribe line between a first row of dies and a second row of dies, and a benchmark circuit disposed on the scribe line. The benchmark circuit includes a first switching circuit, a first process control monitoring (PCM) device and a second PCM device coupled to the first switching circuit, and a second switching circuit. The first switching circuit is configured to selectively couple the first PCM device and the second PCM device to receive a test signal, wherein the first PCM device and the second PCM device are configured to output a first output signal and a second output signal in response to the test signal, respectively. The second switching circuit is configured to selectively couple the first PCM device and the second PCM device to output the first output signal or the second output signal.

Abstract: In a method for encryption of sensitive data, an encrypted user private key is received in a Trusted Execution Environment (TEE) in a worker node in a container management system, the encrypted user private key being an encrypted version of a user private key for decrypting a message from a user in the container management system. The user private key is obtained in the TEE, and the encrypted user private key being decrypted into the user private key with a provider private key that is received from an encryption manager for managing the container management system. With these embodiments, the user private key may be transmitted to the worker node safely, such that the worker node may use the user private key to decrypt messages from the user. Therefore, the security level of the container management system may be increased.

Abstract: A gel composition, in particular a gelled electrolyte, comprising: i) fumed alumina particles, wherein the mean primary particle size of the particle is from 5 to 50 nm and the BET specific surface area is from 40 to 400 m2/g; ii) at least two organic solvents; and iii) a lithium salt; wherein the amount of the alumina particles is 0.2-10% by weight based on the total weight of the gel composition. A method to prepare a gelled electrolyte, a Li-ion battery, a Li-ion battery and a device are also provided.

Abstract: A method, system, device, and medium for recharging a battery module are disclosed. The method comprises: identifying initial rechargeable batteries within the battery module; selecting from the initial rechargeable batteries, a reference rechargeable battery that satisfies preset charging and discharging conditions, and designating the remaining batteries of the initial rechargeable batteries as target rechargeable batteries; and determining a target capacity for each of the target rechargeable batteries based on the historical charging and discharging parameters of the reference rechargeable battery and each of the target rechargeable batteries; establishing a recharge termination condition for each of the target rechargeable batteries based on the target capacity; and recharging each of the target rechargeable batteries in accordance with its respective recharge termination condition. Considering the unique conditions of each battery, settings for recharge are individualized.

Abstract: Aspects of the invention include techniques for intimacy-based masking of three dimensional (3D) face landmarks within a metaverse. A non-limiting example method includes determining a degree of intimacy R between a first user and a second user responsive to a first avatar of the first user being observed by a second avatar of the second user in a virtual environment. An initial set of M landmarks of a feature of the first avatar is determined and N landmarks are randomly selected from M for masking. The N landmarks are replaced with random noise sampled with a unit normal distribution to define a set of noised landmarks X that are then iteratively denoised to define a set of denoised landmarks D. A masked version of the first avatar is presented to the second user by modifying the feature of the first avatar with the set of denoised landmarks D.

Abstract: A method for fabricating a memory device includes: providing a substrate; forming a first dielectric layer over the substrate; forming a plurality of conductive layers and a plurality of dielectric layers alternately and horizontally disposed on the substrate; forming a channel column structure on the substrate and in the plurality of conductive layers and the plurality of dielectric layers, where a side wall of the channel column structure is in contact with the plurality of conductive layers; forming a second dielectric layer covering the first dielectric layer; and forming, in the first and second dielectric layers, a conductive column structure adjacent to the channel column structure and in contact with one of the plurality of conductive layers, where the conductive column structure includes a liner insulating layer as a shell layer.

Abstract: An electronic device includes a substrate, a touch layer and a structure layer. The touch layer includes a plurality of touch units on the substrate. The structure layer is disposed on the substrate, wherein the structure layer includes a plurality of structures. At least one of the touch units partially overlaps with at least two of the structures of the structure layer.

Abstract: A system may include a memory and a processor in communication with the memory. The processor may be configured to perform operations that include generating a key pair and encrypting a data credential with a public key to make a data credential secret. The operations may further include storing the data credential secret in a cluster on a host and deploying a workload on the cluster. The operations may also include establishing an empty bundle in the host and generating a pod trusted execution environment.

Abstract: Some embodiments of the disclosure provide a method for measuring orthogonality of an orthogonal axis system, In some examples, the method includes following steps: placing an instrument on a bearing surface, intercepting a second rotary axis along an interception plane to obtain a first virtual cross section of the second rotary axis, and measuring the first virtual cross section to obtain a geometric center of the first virtual cross section as a first position; rotating a first rotary device to enable the second rotary axis to rotate with a preset angular degree, and measuring the second virtual cross section to obtain a geometric center of the second virtual cross section as a second position; and determining whether the orthogonality between the first rotary axis and the second rotary axis meets requirements or not on the basis of the first position and the second position.

Abstract: A pressure protector for a high-voltage self-healing capacitor. is composed of a box shell, a cover plate, a core, filled resin, a pressure protector and wiring terminals. The pressure protector is arranged in the capacitor, and the pressure protector is mainly composed of fixed studs, a protector shell, a movable bolt assembly, a fixed electrode assembly, a movable electrode assembly, first fixed bolts and a limiting bolt. The pressure protector for a high-voltage self-healing capacitor is simple in structure and convenient to install and use, the technical problem of relay protection of internal faults of the self-healing capacitor can be solved. Accidents can be effectively avoided, and the requirement for safe operation of the capacitor can be met.

Abstract: Package structures and methods for manufacturing the same are provided. The package structure includes a first bump structure formed over a first substrate. The first bump structure includes a first pillar layer formed over the first substrate and a first barrier layer formed over the first pillar layer. In addition, the first barrier layer has a first protruding portion laterally extending outside a first edge of the first pillar layer. The package structure further includes a second bump structure bonded to the first bump structure through a solder joint. In addition, the second bump structure includes a second pillar layer formed over a second substrate and a second barrier layer formed over the second pillar layer. The first protruding portion of the first barrier layer is spaced apart from the solder joint.

Abstract: Virtual machine management is provided. A virtual machine is started automatically based on a custom resource definition of the virtual machine in response to the receiving the custom resource definition of the virtual machine. A container is generated to run an application workload in the virtual machine based on a container configuration file in response to the virtual machine starting. The application workload is deployed on the container automatically based on a container image corresponding to the container. The application workload is run on the container automatically in accordance with a definition of the application workload.

Abstract: An electronic device able to be operated with a first state and a second state includes a substrate and electronic units. In a top view, the substrate has a first area in the first state and a second area in the second state, and the second area is greater than the first area. The electronic units are disposed on the substrate. The number of the electronic units being in a mode of ON in the second state is greater than that in the first state. The electronic device has a PPA_1 that is defined as a number of the electronic units being in the mode of ON per unit area of the substrate while in the first state, and a PPA_2 that is defined as a number of the electronic units being in the mode of ON per unit area of the substrate while in the second state, 1.5×PPA_1?PPA_2?0.5×PPA_1.

Abstract: A heart valve prosthesis device includes a stent and leaflets. The stent includes an annular part and guide parts. A first end of the annular part includes cell sections arranged in sequence in a circumferential direction of the annular part. The guide parts are arranged at intervals in the circumferential direction of the annular part, one side of each guide part is connected to a corresponding cell section, and the other side gradually tapers to an end where a retrieval cell is provided for a pulling wire to pass through. Each guide part includes a first region being the retrieval cell, a second region aligned with the first region and configured as a central region, and a third region and a fourth region distributed on two sides of the central region in the circumferential direction of the annular part.