Abstract: The present embodiment discloses a hand-held tool and a clamping device thereof. The clamping device of a hand-held tool includes: a mounting base; a clamping unit configured to fasten a working tool in an axial direction; and an operation assembly, including an operating member and a driving member, where the operating member is capable of performing compound motion relative to the mounting base, and the operating member is operable to drive the driving member to selectively mate with and disengage from the clamping unit. In this way, the hand-held tool of the present embodiment has the clamping device. By means of compound motion, not only comfort of operation can be achieved, but also parts can be saved, thereby making the structure simpler and more reliable.

Abstract: A processor implemented method of processing a facial expression image, the method includes acquiring an expression feature of each of at least two reference facial expression images; generating a new expression feature based on an interpolation value of the expression feature; and adjusting a target facial expression image based on the new expression feature and creating a new facial expression image.

Abstract: An image processing apparatus, includes an image classifier configured to determine whether an input image is a low-quality image or a high-quality image; and an image evaluator configured to determine a first predetermined number of clearest images from a plurality of low-quality images determined by the image classifier.

Abstract: A method of detecting a target includes determining a quality type of a target image captured using a camera, determining a convolutional neural network of a quality type corresponding to the quality type of the target image in a database comprising convolutional neural networks, determining a detection value of the target image based on the convolutional neural network of the corresponding quality type, and determining whether a target in the target image is a true target based on the detection value of the target image.

Abstract: A method of detecting a target includes generating an image pyramid based on an image on which a detection is to be performed; classifying candidate areas in the image pyramid using a cascade neural network; and determining a target area corresponding to a target included in the image based on the plurality of candidate areas, wherein the cascade neural network includes a plurality of neural networks, and at least one neural network among the neural networks includes parallel sub-neural networks.

Abstract: The disclosure provides an object detection method and apparatus based on a Dynamic Vision Sensor (DVS). The method includes the following operations of: acquiring a plurality of image frames by a DVS; and, detecting the image frames by a recurrent coherent network to acquire a candidate box for objects to be detected, wherein the recurrent coherent network comprising a frame detection network model and a candidate graph model. By using a new recurrent coherent detection network, a bounding box for an object to be detected is fast detected from the data acquired by a DVS. The detection speed is improved greatly while ensuring the detection accuracy.

Abstract: A method to analyze a facial image includes: inputting a facial image to a residual network including residual blocks that are sequentially combined and arranged in a direction from an input to an output; processing the facial image using the residual network; and acquiring an analysis map from an output of an N-th residual block among the residual blocks using a residual deconvolution network, wherein the residual network transfers the output of the N-th residual block to the residual deconvolution network, and N is a natural number that is less than a number of all of the residual blocks, and wherein the residual deconvolution network includes residual deconvolution blocks that are sequentially combined, and the residual deconvolution blocks correspond to respective residual blocks from a first residual block among the residual blocks to the N-th residual block.

Abstract: Exemplary embodiments provide an image vision processing method, device and equipment and relate to: determining parallax and depth information of event pixel points in a dual-camera frame image acquired by Dynamic Vision Sensors; determining multiple neighboring event pixel points of each non-event pixel point in the dual-camera frame image; determining, according to location information of each neighboring event pixel point of each non-event pixel point, depth information of the non-event pixel point; and performing processing according to the depth information of each pixel point in the dual-camera frame image. Since non-event pixel points are not required to participate in the matching of pixel points, even if it is difficult to distinguish between the non-event pixel points or the non-event pixel points are occluded, depth information of the non-event pixel points can be accurately determined according to the location information of neighboring event pixel points.

Abstract: An image processing apparatus includes a calculator configured to calculate a respective position offset for each of a plurality of candidate areas in a second frame based on a position of a basis image in a first frame and a determiner configured to determine a final selected area that includes a target in the second frame based on a respective weight allocated to each of the plurality of candidate areas and the calculated respective position offset.

Abstract: A power tool, comprising: a housing; a motor being disposed in the housing for outputting rotary power; an output shaft having an accommodating hole in the axial direction for holding a tool bit; a transmission mechanism, being disposed between the motor and the output shaft for transmitting rotary power from the motor to the output shaft; a tool bit supporting being disposed in the housing and including several chambers disposed in parallel for holding the tool bit; a connecting member being disposed in the housing and capable of moving axially between a working position where the connecting member passes through one of the chambers and to accommodate the tool bit in the chamber connect the output shaft, and a release position where the connecting member exits and separates from one of the several chambers; and an operating member is arranged on the housing for controlling the axial movement of the connecting member; the power tool further includes an automatic shifting means for adjusting the position of th

Abstract: This disclosure describes a power tool comprising a housing, a motor received in the housing and an output shaft driven by the motor and used for mounting a cutting tool. The housing comprises a first head housing and a second head housing. The first head housing is used for receiving part of the output shaft. A maximal length of the first head housing along an axial direction of the output shaft is L. A plane where the axis of the output shaft is positioned is defined as a middle plane. N vibration damping elements are disposed between the first head housing and the second head housing and, on at least one side of the middle plane, each vibration damping element comprises a vibration damping part contacting with the first head housing and the second head housing. A sum of the lengths of the N vibration damping parts along the axial direction of the output shaft is larger than or equal to 0.2L and smaller than or equal to L.

Abstract: A power tool, comprising: a housing; a motor being disposed in the housing for outputting rotary power; an output shaft having an accommodating hole in the axial direction for holding a tool bit; a transmission mechanism, being disposed between the motor and the output shaft for transmitting rotary power from the motor to the output shaft; a tool bit supporting being disposed in the housing and including several chambers disposed in parallel for holding the tool bit; a connecting member being disposed in the housing and capable of moving axially between a working position where the connecting member passes through one of the chambers and to accommodate the tool bit in the chamber connect the output shaft, and a release position where the connecting member exits and separates from one of the several chambers; and an operating member is arranged on the housing for controlling the axial movement of the connecting member; the power tool further includes an automatic shifting means for adjusting the position of th

Abstract: The disclosure relates to a power tool with a quick-operated locking mechanism. The power tool comprises a housing, an output shaft configured to mount and drive a working head and provided with a carrier extending out of the housing, a fixer configured to fix the working head at the carrier of the output shaft, a locking mechanism configured to lock or release the fixer and a driving mechanism configured to move the locking mechanism between a locking position and a releasing position. While in the locking position, the fixer is clamped fixedly on the output shaft, and while in the releasing position, the fixer is released from the output shaft. The distance between the locking mechanism and the carrier of the output shaft keeps the fixer constant in the locking position to prevent slippage of the fixer and to ensure the working head is firmly fixed.

Abstract: A power tool, comprising: a housing; a motor arranged in the housing; an output shaft having a through hole configured to receive a first tool bit of a plurality of tool bits, a rotary force output from the motor is transmittable to the output shaft; a cartridge comprises a plurality of tool chambers configured to receive the plurality of tool bits; a connecting shaft configured to move between a working status wherein the connecting shaft is coupled with the first tool bit in a first tool chamber which the connecting shaft passing through, and a release status wherein the connecting shaft is separated from the first tool chamber; a restrictor being configured to move between a first position and a second position; and a slider is configured to move along an axial direction to cause the restrictor to be moved from the first position to the second position.

Abstract: A power tool, including: a housing, a motor, arranged in the housing and outputting rotary force, a connecting shaft, adapted to one of a plurality of tool bits, a transmission mechanism, arranged between the motor and the connecting shaft and transmitting the rotary force from the motor to the connecting shaft, a cartridge, the cartridge includes a tool chamber for receiving the plurality of tool bits, the connecting shaft being capable of moving axially between a working position wherein the connecting shaft is adapted to the tool bits and a release position wherein the connecting shaft is separated from one of the plurality of tool bits, and a restricting member, the restricting member operable to move between two positions; at a first position, the restricting member limits the movement of the connecting shaft; and at a second position, the restricting member allows the connecting shaft to move.

Abstract: A screw holding device configured to assist a screwdriver in holding a screw, the screwdriver providing rotary power output to the screw, the screw holding device comprising: a body capable of being connected with the screwdriver; a holder connected with the body and comprising at least two clamping arms configured to move between a clamp position wherein the screw is clamped and a release position wherein the screw is released; and a driving mechanism configured to drive the clamping arms and comprising a guide unit and a connection unit. The connection unit is in correspondence to the clamping arms and comprises first and second connectors respectively connected with the clamping arms. The guide unit drives the first connector to move longitudinally and laterally, and drives the second connector to move at least longitudinally, so as to drive the clamping arms to produce pivotal motion and longitudinal linear motion.

Abstract: The invention relates to a power tool with a quick-operated locking mechanism. The power tool comprises a housing, an output shaft configured to mount and drive a working head and provided with a carrier extending out of the housing, a fixer configured to fix the working head at the carrier of the output shaft, a locking mechanism configured to lock or release the fixer and a driving mechanism configured to move the locking mechanism between a locking position and a releasing position, while in the locking position, the fixer is clamped fixedly on the output shaft, and while in the releasing position, the fixer is released from the output shaft. The distance between the locking mechanism and the carrier of the output shaft keeps constant in the locking position to prevent slippage of the fixer and ensure the working head firmly fixed.

Abstract: An oscillating power tool having variable oscillating angles comprises a housing comprising a head housing and a body housing connected to the head housing, a motor received in the body housing and comprised a driving shaft configured to rotate about a axis of the drive shaft, an eccentric unit disposed on the driving shaft and configured to rotate eccentrically about the axis of the driving shaft, an output shaft received in the head housing and configured to oscillate about the axis of the output shaft, the output shaft is capable of installing and driving a working head, a fork connected to the output shaft and configured to turn the rotating motion of the driving shaft to the oscillating motion of the output shaft by coordinating with the eccentric unit, the heading housing is operable to move relative to the body housing, the fork is configured to move relative to the eccentric unit and coordinate with the eccentric unit in different positions for different oscillating angles of the output shaft.

Abstract: A power tool, comprising: a housing; a motor being disposed in the housing for outputting rotary power; an output shaft having an accommodating hole in the axial direction for holding a tool bit; a transmission mechanism, being disposed between the motor and the output shaft for transmitting rotary power from the motor to the output shaft; a tool bit supporting being disposed in the housing and including several chambers disposed in parallel for holding the tool bit; a connecting member being disposed in the housing and capable of moving axially between a working position where the connecting member passes through one of the chambers and to accommodate the tool bit in the chamber connect the output shaft, and a release position where the connecting member exits and separates from one of the several chambers; and an operating member is arranged on the housing for controlling the axial movement of the connecting member; the power tool further includes an automatic shifting means for adjusting the position of th