Abstract: A method of determining an image feature, an electronic device, and a storage medium are provided, which relate to the field of artificial intelligence technology, in particular to fields of computer vision and depth learning technology, and may be applied to scenarios such as image processing and image recognition. The method includes: dividing an original image into a plurality of local images as an image to be processed, and each local image includes a plurality of image blocks; determining a local feature of the image to be processed according to a relationship between each image block in each local image; and determining a global feature of the image to be processed according to a relationship between a first image block at a preset position in a local image and one or more second image blocks at the preset position in other local images of the plurality of local images.

Abstract: A method of fusing an image feature, an electronic device, and a storage medium are provided, which relate to the field of artificial intelligence, in particular to fields of computer vision and depth learning, and may be applied to scenarios such as image processing and image recognition. The method includes: inputting an image into a first image processing model among N serially connected image processing models, to obtain an output feature of the first image processing model, an i-th image processing model includes a first shared layer to an i-th shared layer, i=1, . . . , N, and N is a natural number greater than or equal to 2; inputting an output feature of a j-th image processing model into a (j+1)-th image processing model, to obtain an output feature of the (j+1)-th image processing model, j=1, . . . , N?1; and fusing the output features of the N image processing models.

Abstract: A dual real-time clock battery power unit may comprise a top battery housing for retaining a first battery, having an exterior fastener arm for partially inserting beneath an exterior fastener lip of a bottom battery housing for retaining a second battery when the top and bottom battery housings are in a closed clamshell configuration. A positive terminal for contacting a second battery positive surface, and a bottom negative terminal for contacting a second battery negative surface may be mounted within the bottom battery housing. A top negative terminal may be mounted within the top battery housing to contact a first battery negative surface. The top and bottom battery housings may be operably connected to form the closed clamshell configuration disposing the bottom battery housing between the top battery housing and a printed circuit board (PCB), and electrically coupling the PCB to the top and bottom batteries, forming a parallel circuit.

Abstract: Disclosed is a valve core with bolt-connected valve stem and drive piece, including a valve shell, a valve stem, a drive piece, dynamic and static valve plates, and a valve seat. The drive piece valve plates are sequentially configured inside the valve shell. The valve seat is connected to the valve shell, and the static valve plate is connected to the valve seat. The valve plates are tightly overlapped. The drive piece is used to drive the dynamic valve plate to rotate, and is protruded with a hollow convex cap. The valve stem goes through the drive piece along the axial direction into the convex cap. A bolt piece goes through the valve stem and the convex cap along the radial direction, so that the valve stem and the drive piece are bolt-connected. A sealing piece is covered by the convex cap, and the sealing piece seals the bolt piece.

Abstract: The present application provides a pin shaft dismounting and mounting device, a frame body connecting structure and work machine. The pin shaft dismounting and mounting device for dismounting and mounting a pin shaft on a connecting seat, the pin shaft is provided with a through hole along the axial direction, and the device includes: a linear drive mechanism, including telescopic rods; and a pull rod configured to pass through the through hole, a first end of the pull rod being provided with an end cap structure, a connecting structure is disposed between a second end of the pull rod and an end portion of each telescopic rod. By the pin shaft dismounting and mounting device, a frame body connecting structure and work machine, the pin shaft may be dismounted and mounted conveniently and the problems of wear and deformation of the piston rod are solved.

Abstract: The present application provides a pin shaft dismounting and mounting device, a frame body connecting structure and work machine. The pin shaft dismounting and mounting device for dismounting and mounting a pin shaft on a connecting seat, the pin shaft is provided with a through hole along the axial direction, and the device includes: a linear drive mechanism, including telescopic rods; and a pull rod configured to pass through the through hole, a first end of the pull rod being provided with an end cap structure, a connecting structure is disposed between a second end of the pull rod and an end portion of each telescopic rod. By the pin shaft dismounting and mounting device, a frame body connecting structure and work machine, the pin shaft may be dismounted and mounted conveniently and the problems of wear and deformation of the piston rod are solved.

Abstract: A multi-task identification method, a training method, an electronic device, and a storage medium are provided, which relate to a field of an artificial intelligence technology, in particular to fields of deep learning, image processing and computer vision technologies, and may be applied to scenarios such as human faces. A specific implementation solution includes: obtaining first intermediate feature data according to an image to be identified; selecting a feature extraction strategy having a greatest matching degree with the image to be identified from a plurality of feature extraction strategies based on a target selection strategy and the first intermediate feature data, so as to obtain a target feature extraction strategy; processing the first intermediate feature data based on the target feature extraction strategy, to obtain second intermediate feature data; and obtaining a multi-task identification result for the image to be identified according to the second intermediate feature data.

Abstract: A method for face recognition is disclosed. The method includes: obtaining an image to be recognized; extracting an image feature of the image to be recognized; obtaining a fused feature corresponding to a reference image of reference image; determining a similarity between the image feature of the image to be recognized and the fused feature corresponding to the reference image of the reference images to obtain a determination result of the similarity; and determining, based on the obtained determination result of the similarity, a face recognition result of the image to be recognized. It can be learned that recognition precision of a human face having a shielding object and a human face not having the shielding object may be ensured by means of this solution.

Abstract: A dual real-time clock battery power unit may comprise a top battery housing for retaining a first battery, having an exterior fastener arm for partially inserting beneath an exterior fastener lip of a bottom battery housing for retaining a second battery when the top and bottom battery housings are in a closed clamshell configuration. A positive terminal for contacting a second battery positive surface, and a bottom negative terminal for contacting a second battery negative surface may be mounted within the bottom battery housing. A top negative terminal may be mounted within the top battery housing to contact a first battery negative surface. The top and bottom battery housings may be operably connected to form the closed clamshell configuration disposing the bottom battery housing between the top battery housing and a printed circuit board (PCB), and electrically coupling the PCB to the top and bottom batteries, forming a parallel circuit.

Abstract: A pressing-controlled valve having a valve casing, a valve seat, a fixed valve plate, a movable valve plate, a driving piece, a press structure and a pulling structure, wherein the valve seat is assembled on one end of the valve casing. The fixed valve plate, movable valve plate and driving piece are disposed in the valve casing. A flow channel for fluid is formed among the valve seat, fixed valve plate and movable valve plate. The driving piece is in contact with the movable valve plate. The pulling structure includes a shaft lever, a guide block and a drawing piece. The press structure pulls the shaft lever the move, the shaft lever pulls the drawing piece through the guide block, so that the driving piece drives the movable valve plate to slide laterally, so as to enhance the handiness of flow control or the on/off of the flow channel.

Abstract: Disclosed is a high flow valve seat for a water control valve, including a main body, wherein the main body has one end and a circumferential part. The main body forms a waterway and several flow channels which straight extend from the end into the main body respectively. The main body forms several through holes connected to the flow channels respectively. The flow channel is formed of a first wall surface, a second wall surface and a third wall surface. The first wall surface is laterally adjacent to the circumferential part. The second wall surface and the third wall surface abut on both sides of the first wall surface respectively, and the second wall surface and the third wall surface extend away from the circumferential part respectively, so as to enlarge the cross-section area of the flow channel and to increase the flow of water to the valve core structure.

Abstract: A valve core with a flow-through rod, has a valve seat, a valve shell, a certain valve plate, a movable valve plate, a valve plate, a connecting piece, a flow penetrating rod, a blocking piece and a detent structure, wherein the detent structure is used for stopping reciprocating actuation of the blocking piece, so that the water pressure forms a difference change; and the valve piece is elastically driven to change whether water flows out outwards, and the connecting piece is connected with the movable valve piece, so that the movable valve piece can be locked to rotate, and the water flowing out of the outside can be adjusted and controlled.

Abstract: A pressing-controlled valve having a valve casing, a valve seat, a fixed valve plate, a movable valve plate, a driving piece, a press structure and a pulling structure, wherein the valve seat is assembled on one end of the valve casing. The fixed valve plate, movable valve plate and driving piece are disposed in the valve casing. A flow channel for fluid is formed among the valve seat, fixed valve plate and movable valve plate. The driving piece is in contact with the movable valve plate. The pulling structure includes a shaft lever, a guide block and a drawing piece.

Abstract: Disclosed is a pressing-controlled mixing valve core with through flow control type on the top, having a shell body, a rotational inner shell, a water guide base, fixed and moving ceramic chips, a flow adjustment top seat and a pressing-controlled lifting actuator. By changing the rotation angle of the moving ceramic chip, its mixed water adjustment hole has different communication states to the guide holes of the fixed ceramic chip, so as to adjust the mixture state of the inlet water flow. Through a pressing action by the user, the water control rod head on the lifting shaft of the actuator will have rising and descending positions inside the vertical through hole and through flow passage of the flow adjustment top seat, so as to change the sectional area of the water flow in the through flow passage and adjust the output water flow of the pressing-controlled mixing valve core.

Abstract: Disclosed is a pressing-controlled mixing valve core with through flow control type on the top, having a shell body, a rotational inner shell, a water guide base, fixed and moving ceramic chips, a flow adjustment top seat and a pressing-controlled lifting actuator. By changing the rotation angle of the moving ceramic chip, its mixed water adjustment hole has different communication states to the guide holes of the fixed ceramic chip, so as to adjust the mixture state of the inlet water flow. Through a pressing action by the user, the water control rod head on the lifting shaft of the actuator will have rising and descending positions inside the vertical through hole and through flow passage of the flow adjustment top seat, so as to change the sectional area of the water flow in the through flow passage and adjust the output water flow of the pressing-controlled mixing valve core.

Abstract: Disclosed is a high flow valve seat for a water control valve, including a main body, wherein the main body has one end and a circumferential part. The main body forms a waterway and several flow channels which straight extend from the end into the main body respectively. The main body forms several through holes connected to the flow channels respectively. The flow channel is formed of a first wall surface, a second wall surface and a third wall surface. The first wall surface is laterally adjacent to the circumferential part. The second wall surface and the third wall surface abut on both sides of the first wall surface respectively, and the second wall surface and the third wall surface extend away from the circumferential part respectively, so as to enlarge the cross-section area of the flow channel and to increase the flow of water to the valve core structure.

Abstract: A pressing-controlled valve for fluid has a valve casing, valve seat, fixed valve plate, movable valve plate, driving piece, press structure and a pulling structure, wherein the valve seat is assembled on one end of the valve casing. The fixed valve plate, movable valve plate and driving piece are disposed in the valve casing. The fixed valve plate is in watertight contact with the valve seat, and the movable valve plate and valve plate overlap. A flow channel for fluid is formed among the valve seat, fixed valve plate and movable valve plate. The driving piece is in contact with the movable valve plate. The pulling structure includes a shaft lever and drawing piece. The press structure pulls the shaft lever to move, and the shaft lever pulls the drawing piece through a pull rod, so that the driving piece drives the movable valve plate to slide laterally.

Abstract: A water control valve has a valve casing, a valve seat, a fixed valve plate, a movable valve plate, a driving piece, a press structure and a pulling structure, wherein the valve seat is assembled on one end of the valve casing. The fixed valve plate, movable valve plate and driving piece are disposed in the valve casing. A flow channel for the fluid is formed among the valve seat, the fixed valve plate and the movable valve plate. The driving piece is in contact with the movable valve plate. The pulling structure has a first shaft lever and a swing piece. The press structure pulls the first shaft lever the move axially. The first shaft lever pulls the swing piece to rotate, so that the driving piece drives the movable valve plate to slide laterally, the handiness of flow control or the on/off of the flow channel is enhanced.

Abstract: A magnetic memory device includes a core element, a free layer surrounding the core element, a barrier layer surrounding the free layer, and a reference layer surrounding the barrier layer. Two ends of the core element are electrically coupled to a first electrode and a second electrode, respectively. A direction of magnetization of the free layer is switchable between a first direction and a second direction under an influence of an electrical current flowing along the core element. The barrier layer includes an electrically insulating material. The reference layer is electrically coupled to a third electrode. A direction of magnetization of the reference layer remains along the first direction or the second direction.