Abstract: A pose tracking method, a pose tracking device and an electronic device. The method comprises: acquiring continuous multiple images of a scanned object and an initial pose of an image capturing unit (S10); by taking the initial pose as an initial value, acquiring, on the basis of a previous frame image and a current frame image in the continuous multiple-frame images, a first calculated pose of the current frame image by using a first algorithm (S12); by taking the first calculated pose as an initial value, acquiring, on the basis of the current frame image and a current frame image reconstruction model, a second calculated pose of the current frame image by using a second algorithm (S14); and updating the initial pose of the image capturing unit according to the second calculated pose, and repeating the described steps to achieve pose tracking of the image capturing unit (S16).

Abstract: A safety belt wearing detection method includes: acquiring a target image collected from a traffic device; determining a first image region and/or a second image region in the target image, the first image region being a region where a human torso of a target object in the target image is located, the second image region being a region where a face of the target object in the target image is located; determining a third image region according to the first image region and/or the second image region, the third image region being a safety belt wearing region in the target image; and determining whether wearing of a safety belt in the target image meets a preset wearing requirement according to image information in the third image region.

Abstract: An embodiment of the present disclosure provides a method for enhancing a fingerprint image, identifying a fingerprint, and starting-up a application program. The method for enhancing the fingerprint image includes: removing a background texture of a fingerprint image of a current frame to obtain a pure fingerprint image; performing a first preprocessing on the pure fingerprint image to obtain a first pre-processed image; obtaining an effective area of the first pre-processed image; performing direction field estimation and direction field correction on the effective area; and performing a second pre-processing on the effective area after direction field correction to obtain an enhanced fingerprint image. With the solution of this embodiment, the number of fingerprint collections is reduced, the quality of fingerprint images is improved, the complexity of fingerprint collection is reduced, the efficiency of fingerprint unlocking is improved, and the user experience is improved.

Abstract: The present invention relates to a tiled image sensor. The tiled image sensor includes: a substrate on which conductive wiring is formed; and a plurality of image sensor dies arranged on the substrate to be spaced apart from each other by a first distance and electrically connected to the conductive wiring. The image sensor die includes: a plurality of light receiving sub-regions formed to be spaced apart from each other by a second distance; a peripheral circuit that is formed between the plurality of light receiving sub-regions, converts pixel current generated for each pixel included in the plurality of light receiving sub-regions into image data, and outputs the image data in block units; and a contact pad, the contact pad formed on a surface of the image sensor die to electrically connect the image sensor die to the substrate.

Abstract: A method for generating a vehicle-mounted smart sticker includes acquiring model data of a vehicle body space, positioning at least one region inside the vehicle body space by using at least one image capturing device, tracking at least one object inside the vehicle body space for positioning at least one object image, and generating an image layer of a smart sticker according to the model data of the vehicle body space, positioning data of the at least one region inside the vehicle body space, and the at least one object image. A range of the image layer of the smart sticker corresponds to a range of the at least one region. The image layer of the smart sticker and the at least one object image are non-overlapped.

Abstract: A distracted-driving monitoring method, system and an electronic device are provided. The distracted-driving monitoring method includes: acquiring an image of a driver; detecting a target object in the image to obtain a detection result; obtaining a determination result of a driving behavior according to the detection result; and sending an alarm signal when the determination result indicates that a distracted-driving behavior occurs. Through at least some embodiments of the present disclosure, the distracted-driving behavior of the driver can be monitored in real time and alarmed, thus urging the driver to concentrate in driving, to ensure safe driving and avoid traffic accidents.

Abstract: The present disclosure relates to an optical sensor assembly. According to one aspect of the present disclosure, an embodiment of the optical sensor assembly is provided. The optical sensor assembly includes a plurality of optical fibers, wherein one ends of the plurality of optical fibers are configured in a row, and the other ends of the plurality of optical fibers are stacked in at least two rows, such that a width of a first surface formed by the one ends of the plurality of optical fibers is greater than a width of a second surface formed by the other ends of the plurality of optical fibers, and the optical sensor assembly further includes a sensor connector optically coupled with the second surface. And the sensor connector can be separated from the first surface and configured inside the electronic device.

Abstract: Semiconductor package having self-aligned structure disclosed. Semiconductor package includes a semiconductor chip having an active area and at least one marginal area that is located around the active area, wherein at least one alignment bar is arranged on the marginal area and a top structure being arranged on the semiconductor chip and having a groove being formed on a bottom surface, wherein the groove is configured for accommodating the alignment bar.

Abstract: A method and a device for image processing are disclosed. The method includes: receiving a first image, wherein the first image includes a face; detecting the face and a background region in the first image, establishing a three-dimensional model of the face according to the first image; rotating the three-dimensional model of the face by a first angle; and projecting the three-dimensional model of the face rotated by the first angle to an image coordinate system of the first image and fusing a face region with a processed background region to obtain a second image.

Abstract: A zooming method and an electronic device using the same are provided. The zooming method includes: acquiring a first image by a first camera unit; acquiring a current frame image by scaling the first image according to a zoom instruction; acquiring a second image by a second camera unit; and switching the first camera unit to the second camera unit for outputting the second image.

Abstract: A method for image processing includes: receiving a third two-dimensional image and a depth image corresponding to the third two-dimensional image, wherein the third two-dimensional image and the depth image include a face; establishing a three-dimensional model of the face according to the depth image; rotating the three-dimensional model of the face by a first angle; projecting the three-dimensional model of the face rotated by the first angle to an image coordinate system of the third two-dimensional image; and building a three-dimensional model of a background region of the third two-dimensional image, processing a background region of an image projected to the image coordinate system of the third two-dimensional image to obtain a fourth image.

Abstract: Embodiments disclosed herein relate to a flexible display suitable for an under-display sensor. The flexible display may include: a display layer including a thin film transistor driven by an applied electrical signal and a light emitting layer that generates light by means of the thin film transistor; a cover window including an optically clear flexible material to protect the display layer and laminated on the display layer; and a flexible lower layer arranged below the display layer to support and protect the display layer and having optical isotropy.

Abstract: The present disclosure provides a method and apparatus for facial classification, which is applied to the field of image processing. The method includes acquiring a color image of a target face, where the color image includes information of at least one channel, inputting the information into a neural network, and classifying, by the neural network, the target face according to the information and a first parameter. The first parameter includes at least one facial category and first parameter data for identifying a facial category of the target face. The method and device of the present disclosure can analyze facial attributes from the content of a facial image, and automatically classify many facial images according to their facial attributes. This reduces the burden of manual classification, thereby allowing facial images to be stored in a clear and orderly fashion and improving classification efficiency.

Abstract: The present disclosure discloses a method and device for detecting a state of holding a steering wheel, wherein the method includes: a detection result is obtained by detecting a video stream collected from a target vehicle; an associated state of the first ROI information and the second ROI information in the two-dimensional plane carried in the detection result is obtained, wherein the first ROI information is ROI information about the steering wheel of the target vehicle, and the second ROI information is ROI information about the driver's hand of the target vehicle; a current state between the hand of the driver and the steering wheel of the target vehicle is determined according to the associated state. Then, the disclosure solves the technical problem in the related art that it is impossible to detect the grasping state of the steering wheel by the driver while driving.

Abstract: A panoramic image blurring method, a terminal and a computer readable storage medium are provided. A main technical solution is to synthesize a panoramic image having blurring effect in combination with a panoramic stitching technology and a double-camera configuration. Photographs the images of a scene from the multiple angles of view with a double-camera component, and the images from the angles of view may have a certain overlap area. Subsequently, the scene images and scene depth images from these angles of view may be spliced with the panoramic stitching technology, to obtain a full-scene image and a full-scene depth image of a wide-viewing angle. In this way, a panoramic scene image having the blurring effect may be rendered subsequently. Through a solution in the embodiment, the panoramic image having the blurring effect may be acquired, the panoramic photographing may achieve an effect of simulating large-aperture imaging of a professional camera, and a better impression of a photo may be brought.

Abstract: A fingerprint sensor is disclosed. An embodiment according to an aspect of the present invention provides a display having a fingerprint recognition function. The display having a fingerprint recognition function may comprise: a display panel, which is disposed under a cover glass and allows rays to pass therethrough, the rays having various incident angles indicating ridges and troughs of a fingerprint that is in contact with the cover glass; and an image sensor layer, which is disposed under the display panel and detects a ray to be detected in the rays having the various incident angles to generate a fingerprint image.

Abstract: An image processing method and device is provided. The method includes: performing brightness adjustment on each frame of image in a video; performing offset compensation on each frame of image after the brightness adjustment; and performing time domain filtering on each frame of image after the offset compensation.

Abstract: The present invention relates to a tiled image sensor. The tiled image sensor includes: a substrate on which conductive wiring is formed; and a plurality of image sensor dies arranged on the substrate to be spaced apart from each other by a first distance and electrically connected to the conductive wiring. The image sensor die includes: a plurality of light receiving sub-regions formed to be spaced apart from each other by a second distance; a peripheral circuit that is formed between the plurality of light receiving sub-regions, converts pixel current generated for each pixel included in the plurality of light receiving sub-regions into image data, and outputs the image data in block units; and a contact pad, the contact pad formed on a surface of the image sensor die to electrically connect the image sensor die to the substrate.

Abstract: An item identification method, system and electronic device are provided. The method includes: acquiring multi-frame images of the item by an image capturing device; processing the multi-frame images of the item to obtain position information and category information of the item in each frame image; acquiring auxiliary information of the item by an information capturing device; performing multi-modality fusion on the position information and the auxiliary information to obtain a fusion result; and determining an identification result of the item according to the category information and the fusion result. Through at least some embodiments of the present disclosure, a problem of low identification accuracy when identifying an item in the related art is partially solved.

Abstract: A method and an apparatus for focusing are provided. The method includes: determining that imaging mode switches from a third imaging mode to a fourth imaging mode, wherein the third imaging mode comprises a mode in which a non-depth camera is used to take a picture, and the fourth imaging mode comprises a mode in which a depth camera is used to take a picture; creating a third feature template, wherein the third feature template is used to record depth information of a target object; and searching for an image of the target object according to the third feature template in the fourth imaging mode.