Abstract: The present invention discloses an assembly that can be used in windscreen wipers of vehicles and is consisting of an adapter and a nozzle structure, and also the assembling method thereof. Here the adapter presents a first adapter assembling feature (1a) and a second adapter assembling feature (1b). The nozzle structure (2) presents a first nozzle structure assembling feature (2a) and a second nozzle structure assembling feature (2b). The first adapter assembling feature and the first nozzle structure assembling feature are matched with each other to form a first connection in the form of pin-aperture between the adapter and the nozzle structure, and the nozzle structure and adapter are rotatably pre-assembled together when they are connected only be means of the first connection. The second adapter assembling feature and the second nozzle structure assembling feature are matched with each other to form a second connection in the form of snap fit between the adapter and the nozzle structure.

Abstract: A scene recognition method includes acquiring an image and sensor data corresponding to the image and determining, in accordance with the sensor data, whether a scene of the image is a non-high-dynamic range (HDR) scene. The method also includes extracting an image feature of the image when it is not determined whether the scene of the image is the non-HDR scene and determining, in accordance with the image feature, whether the scene of the image is an HDR scene.

Abstract: The present invention provides a photographing method for a dual-lens device. The dual-lens device includes a first lens and a second lens that are arranged on a same plane. The photographing method includes acquiring a first image collected by a first image sensor; identifying a scenario of the first image to determine a photographing environment, determining a second image signal processor (ISP) parameter corresponding to the second lens; acquiring a second image that is collected, according to the second ISP parameter, and generating a preview image. According to the present invention, a photographing environment is determined by using an image collected by one lens of the dual-lens device, and then a preview image is generated by using an image collected by the other lens.

Abstract: A scene recognition method includes acquiring an image and sensor data corresponding to the image and determining, in accordance with the sensor data, whether a scene of the image is a non-high-dynamic range (HDR) scene. The method also includes extracting an image feature of the image when it is not determined whether the scene of the image is the non-HDR scene and determining, in accordance with the image feature, whether the scene of the image is an HDR scene.

Abstract: The present invention discloses a terminal. The terminal includes: a first camera, a second camera, a processor, the processor is connected to both the first camera and the second camera, the first camera and the second camera are located on a same side of the terminal, the first camera is configured to acquire an image in a first region; the processor is configured to: analyze the image acquired by the first camera, determine, according to an analysis result, exposure used when the second camera acquires an image in a second region; the second camera acquires the image in the second region according to the exposure that is determined by the processor and is used when the second camera acquires the image in the second region; the processor is configured to synthesize the images into a high dynamic image.

Abstract: A photographing method for a dual-lens device may include acquiring a first image collected at a first moment by a first image sensor and a second image collected at the first moment by a second image sensor; performing scene recognition on the first image and/or the second image, and performing depth estimation on the first image and the second image to determine a photographing environment; and when an instruction for a photographing operation is received, generating a picture using the multi-frame algorithm. When photographing is performed using a multi-frame algorithm, two frames of images can be collected at the same time using a dual-lens device, which can reduce impact caused by a jitter of the device or a motion of a target object, so that ghost detection and an elimination algorithm are not required, thereby reducing a photographing time.

Abstract: An image denoising method and terminal, where the method includes acquiring image data of an image, performing wavelet decomposition on at least one component of three components of the image data to obtain a high frequency wavelet coefficient and a low frequency wavelet coefficient of each component, performing recursive denoising on the low frequency wavelet coefficient of each component in at least one direction, to obtain a denoised low frequency wavelet coefficient of each component, performing wavelet reconstruction according to the high frequency wavelet coefficient of each component and the denoised low frequency wavelet coefficient of each component, to obtain at least one denoised component, and obtaining denoised image data.

Abstract: An image processing method and apparatus, and a shooting terminal, where the method includes acquiring a to-be-processed image that is shot but is not image-processed; extracting shooting characteristic information of the to-be-processed image; performing image processing on the to-be-processed image according to the shooting characteristic information. In this way, after acquiring a to-be-processed image that is shot, a shooting terminal uses shooting characteristic information of the to-be-processed image as a basis of adaptive processing of the image, and performs processing on each to-be-processed image according to shooting characteristic information of each to-be-processed image, so that the quality of an image that is obtained after being processed by the shooting terminal can be adaptively improved.

Abstract: A backlight detection method and device, and the method includes acquiring a brightness value of each image block in a to-be-checked image, determining a brightness relationship between the adjacent image blocks according to the brightness value of each image block; and determining a dark region and a bright region in the to-be-checked image according to the brightness relationship between the adjacent image blocks, and determining whether the to-be-checked image is a backlight scenario according to the dark region and the bright region. The backlight detection method and device provided by the embodiments of the present invention can improve accuracy of backlight detection.

Abstract: A target detection method and apparatus based on online training. According to this method, an Nth frame of image is obtained; target detection and/or target tracking is performed on the Nth frame of image to obtain at least one Nth target area; and then, online training is performed on a training detection unit by using an (N?1)th target area, where the training detection unit stores all target areas that are detected in a first frame of image to an (N?1)th frame of image, so that online parallel processing on a detected target and the training detection unit is implemented, and multiple target samples are obtained according a user requirement; therefore, a target diversification requirement of an intelligent terminal user is satisfied, and further, a relatively accurate target area can be obtained according to a current user requirement.

Abstract: A method includes: after a panorama shooting instruction triggered by a user is acquired, shooting a first image, and acquiring a shooting parameter of the first image; determining move guiding information according to a preset move guiding policy, and displaying the move guiding information on a terminal, so as to instruct the user to move the terminal according to the move guiding information; shooting a preset quantity of images according to the shooting parameter of the first image after it is detected that the terminal moves, where the preset quantity of images are background images on both the left and right sides of a background corresponding to the first image; and performing, by using the first image as a center and by using a preset splicing scheme, seamless splicing on the first image and the preset quantity of images, to obtain a panoramic image.

Abstract: A scene recognition method includes acquiring an image and sensor data corresponding to the image and determining, in accordance with the sensor data, whether a scene of the image is a non-high-dynamic range (HDR) scene. The method also includes extracting an image feature of the image when it is not determined whether the scene of the image is the non-HDR scene and determining, in accordance with the image feature, whether the scene of the image is an HDR scene.

Abstract: An image processing method and apparatus, and a shooting terminal, where the method includes acquiring a to-be-processed image that is shot but is not image-processed; extracting shooting characteristic information of the to-be-processed image; performing image processing on the to-be-processed image according to the shooting characteristic information. In this way, after acquiring a to-be-processed image that is shot, a shooting terminal uses shooting characteristic information of the to-be-processed image as a basis of adaptive processing of the image, and performs processing on each to-be-processed image according to shooting characteristic information of each to-be-processed image, so that the quality of an image that is obtained after being processed by the shooting terminal can be adaptively improved.

Abstract: A backlight detection method and device, and the method includes acquiring a brightness value of each image block in a to-be-checked image, determining a brightness relationship between the adjacent image blocks according to the brightness value of each image block; and determining a dark region and a bright region in the to-be-checked image according to the brightness relationship between the adjacent image blocks, and determining whether the to-be-checked image is a backlight scenario according to the dark region and the bright region. The backlight detection method and device provided by the embodiments of the present invention can improve accuracy of backlight detection.

Abstract: A method of producing titanium metal with titanium-containing material which includes mixing, pressing and drying the titanium-containing material with a carbonaceous reducing agent to obtain a resultant as a first anode. Using a metal or an alloy as a first cathode, and using an alkali metal chloride molten salt and/or an alkaline earth metal chloride molten salt as a first electrolyte to constitute a first electrolysis system, to perform pre-electrolysis in an inert atmosphere to obtain a residual anode. After the residual anode is washed, molded and dried, using the residual anode as a second anode, using a metal or an alloy as a second cathode, using an alkali metal chloride molten salt and/or an alkaline earth metal chloride molten salt as a second electrolyte to constitute a second electrolysis system, to perform electrolysis in an inert atmosphere to obtain titanium metal powder.

Abstract: The present invention discloses strengthened heat transmission tubes for falling film evaporators. The tube includes a tube body of the heat transmission tube and fins disposed on an outside surface of a heat transmission section of the tube body. The fins spirally surround the outside surface of the tube body of the heat transmission tube along an axial direction. The roots of the fins are integrally connected with the tube body. Each of the fins has a cross sectional T shape. Interspaces between two neighboring fins along the axial direction of the tube form small holes for coolants flow and evaporation, and form circular shape channels along the spiral direction. Each T shape fin has fin troughs along peripheral direction. The outer surfaces of the fins are disposed with grooves or extrusion lugs that guide coolants flow. Internal tube body is disposed with internal teeth.

Abstract: A vacuum mold includes a mold body with a molding surface. The mold body defines a plurality of extraction holes. Each extraction hole includes a first hole portion, a second hole portion, and a connecting portion connecting the first hole portion and second hole portion. The first hole portion is adjacent to the molding surface, and a diameter of the first hole portion is smaller than a diameter of the second hole portion.

Abstract: A group of trays is configured for storing and transporting workpieces. Each tray includes a base and a frame. The base includes a plurality of receiving portion for receiving the workpieces. The frame surrounds the base to form a cavity. A plurality of projections are formed at the outer side of the flange. When two trays are stacked whether in a same direction or opposite direction, the lower tray is partially received in the cavity of the upper tray, and the projections of the lower tray resist the frame of the upper tray to stop the lower tray from being further inserted into the cavity of the upper tray.

Abstract: A plastic laminate comprises a main layer and an abrasion resistant layer formed on the main layer. The main layer is made of polystyrene. The abrasion resistant layer is made of polypropylene and additives. A method for making the plastic laminate is also described there.

Abstract: The present invention provides a method for preparing metallic titanium by electrolyzing molten salt with titanium circulation. The method mainly comprises reducing titanium tetrachloride (TiCl4) to at least one of titanium trichloride (TiCl3) and titanium dichloride (TiCl2) in chloride molten salt by metallic titanium (Ti), and electrolyzing the at least one of TiCl3 and TiCl2 in the chloride molten salt to form metallic titanium. According to the method for preparing metallic titanium of the present invention, TiCl2, and/or TiCl3 are prepared and electrolyzed continuously without changing the surrounding medium, thereby simplifying process flow, reducing power consumption, and realizing industrialization.