64results about How to "Reduce the number of shots" patented technology

The invention relates to the technical field of image communication, and particularly relates to a method for acquiring a panorama image by using two fish-eye camera lenses. The method comprises the following operation steps: (1) camera configuration: two fish-eye lenses with view angles of greater than 180 degrees are oppositely arranged on a camera, so that two ends of the view angles of the two fish-eye lenses are overlapped; (2) image acquisition: the camera is arranged in a panorama, and acquires a part of the panorama through one fish-eye lens to form a first image, and acquires the other part of the panorama through the other fish-eye lens to form a second image, and two ends of the first image and the second image are overlapped; (3) image processing: a processor of the camera splices the first image and the second image to form a 360-degree panorama image. According to the method provided by the invention, two images can be quickly obtained by the two fish-eye lenses, and combined into a panorama image, the operation is simple and convenient, and the combination effect is good.

A method of making an achromatic gradient index singlet lens comprising utilizing a gradient index material with a curved front surface in which light does not follow a straight line as it travels through the material and wherein different color rays traverse different curved paths, utilizing the natural dispersion of the curved front surface as a strong positive lens, and developing a weakly diverging GRIN distribution within the lens to balance the chromatic aberrations of the curved front surface.

The invention discloses a structured light self-adapting repeated multi-exposure method in the three-dimensional measuring field. The quality parameters of shot structured light pattern images are used for automatically confirming the exposure time next shooting and judging when shooting is to finish. The concrete method comprises the steps of calculating the quality parameter value of positions on the structured light pattern images, using the quality parameter value of the positions on the structured light pattern images to judge whether the positions reach ideal exposure quality and confirm the exposure time of the next shooting, judging whether shooting finishes through the pixel proportion of the low quality parameters of patterns, and finally conducting data splicing on images of high quality parameters in different exposure time. The method effectively avoids interference of complex conditions of the surface of welding seams on the structured light pattern images, and obtains structured light pattern images which are clear and reliable and do not lack local data so as to improve the accuracy and the stability of three-dimension measurements.

The invention discloses a binocular camera calibration method, device and system based on an Aruco code and a calibration board. The method comprises the steps: inserting an ArUco code calibration board into a white square block of a black-white checkerboard calibration board, so as to form a ChArUco calibration board embedded with the ArUco code; acquiring image information of a ChArUco calibration board during calibration, extracting corner point information of each black and white grid in the image information of the ChArUco calibration board, and forming corner point coordinates of the black and white grids; extracting ID information of each ArUco code in the image information of the ChArUco calibration board, and establishing a world coordinate system based on the ID information of each ArUco code; and carrying out binocular camera calibration according to the corresponding relationship between the image angular points of the target parameter points in the black and white grid angular point coordinates and the world angular points in the world coordinate system. The technical problems that a traditional binocular camera calibration method is low in success rate and inaccuratein calibration are solved.

The invention relates to a construction method for opening off a small-section underground chamber of a coal mine rock roadway into a large-section underground chamber. The construction method comprises the following steps of: drilling and blasting on the top of the rock roadway at a design starting position of the underground chamber at an angle of 70 degrees tilting relative to the longitudinal direction; layering and roof-ripping; clearing by using a scraper loader; brushing the wall while spraying slurry; and the like. The construction method has the advantages of optimizing construction processes, greatly increasing the production efficiency, reducing the labor intensity of workers and increasing the safety coefficient during construction. The construction has high adaptability; the small-section underground chamber can be opened off into the large-section underground chamber on the basis of the conventional small-section rock roadway; the time is saved; and the resource waste is also avoided.

The invention provides a high-isolation integrated circuit packaged by adopting a ceramic casing. The integrated circuit comprises a tube shell and a chip, wherein the tube shell comprises a shell bottom, a shell and a cover plate; and the chip is arranged on the shell bottom. The integrated circuit is characterized in that the shell comprises a first dielectric layer, a first metal base layer, asecond dielectric layer, a second metal base layer, a third dielectric layer and a third metal base layer which are sequentially overlapped from top to bottom; the chip is connected with the second metal base layer through a bonding wire; and the first metal base layer is connected with the third metal base layer through a first through hole. According to the integrated circuit provided by the invention, the coupling effect of a signal channel can be effectively reduced; the leakage of a local oscillator is reduced; the chip feeding frequency can be reduced; and work efficiency and economic benefit are increased; and the integrated circuit has the advantages of high isolation, simple system structure and favorable application prospect.

The invention discloses an optomagnetic integrated puncture operation navigation platform. The optomagnetic integrated puncture operation navigation platform is provided with a mark reference system,a register probe, a puncture needle and a navigation terminal, electromagnetic space coordinates of a mark point, a reference point and the tip end of the puncture needle in a electromagnetic space coordinate system and optical space coordinates of the mark point, the reference point and the tip of the puncture needle in an optical space coordinate system are positioned by the register probe, themark reference system and a calibration system on the puncture needle correspondingly. A scanning image including the mark point and an anatomical position are obtained for three-dimensional reconstruction, and thus a three-dimensional image is obtained. The navigation terminal determines virtual space coordinates of the tip of the puncture needle according to the three-dimensional image and the electromagnetic space coordinates and the optical space coordinates of the mark point, the reference point and the tip of the puncture needle, and the puncture needle is displayed in the three-dimensional image according to the virtual space coordinates.

The invention disclose a traffic information acquisition method and an apparatus thereof. The traffic information acquisition method comprises the following steps: receiving a triggering signal of continuously passed cars and starting a reuse pattern; shooting a passed car photo as a preset shooting frequency under the reuse pattern and taking the photo as a reuse photo. In the invention, a photo reuse technology is used so as to avoid situations of missing shooting or performing late shooting. Using one photo to reflect the situations of a plurality of continuously passed cars so that shooting times of a camera can be minimized, a service life of the camera can be prolonged and a utilization rate of the photo can be effectively raised.

The invention discloses a panorama camera. The camera comprises a 360-degree spherical lens; six curved CMOS image sensor chips are encapsulated in the 360-degree spherical lens in an inward concave mode and are used for carrying out optical light inlet by the 360-degree spherical lens; every two chips are arranged in up and down, left and right and front and back symmetrical modes; a signal processing module gathers the signals of the six curved CMOS image sensor chips into one way image signal; and an image signal lead-out interface outputs the gathered one way image signal. According to the camera of the invention, the size of the panorama camera is effectively reduced.

Disclosed is a backup pin recognition method and device. A usage area U0 corresponding to the size of a substrate to be processed in a backup plate 36 is specified, and the usage area U0 is assigned to a plurality of unit areas U1 corresponding to the field of view of a camera that has a wide-angle field of view enough to pick up a plurality of set holes adjoining to each other. The set hole 36a is picked up for each of the unit areas U1 by the camera, and the presence or absence of a backup pin in the respective set holes 36a is discriminated from the image, so as to recognize the arrangement of the backup pins in the used area U0. The invention can improve the productivity of substrates by recognizing the image of a backup pin efficiently.

A double-camera calibration method comprises: collecting a first image and a second image of the same calibration plate combination through double cameras, wherein the calibration plate combination comprises three or more calibration plates, and the calibration plates are arranged according to a preset angle; segmenting the first image and the second image according to the positions of the calibration plates in the first image and the second image to obtain more than three image pairs with different placement angles of the calibration plates; and performing dual-camera calibration according tothe obtained more than three image pairs. According to the positions of the calibration plate in the first image and the second image, after the first image and the second image are segmented, threegroups or more than three groups of image pairs can be obtained through one-time shooting, so that the dual cameras can be calibrated through one-time shooting, the shooting times can be reduced, andthe calibration efficiency can be improved.

The present invention provides an interposer substrate capable of preventing disconnection of a wiring pattern of an IC chip mounted on a package substrate. By interposing the relay substrate (70) between the package substrate (10) and the IC chip (110), it is possible to absorb the multilayer printed circuit board (10) due to large thermal expansion and the IC chip (110) with small thermal expansion The stress generated by the difference in thermal expansion rate between. In particular, the insulating substrate (80) constituting the relay substrate (70) can absorb stress in the relay substrate (70) by using a material having a Young's modulus of 55 to 440 GPa.

The remote control switch decode chip of electric appliance comprises an oscillator, a time schedule generating circuit, a control circuit for address coding and data output, a detection unit, a decoding logical unit, a type control logical circuit, and a key-press and jitter-prevention circuit. This invention improves system stability with low cost.

The invention discloses a shooting method, a mobile terminal and a computer-readable storage medium. The method comprises: when a shooting instruction is detected, continuously shooting a plurality ofpictures, recognizing a person object for each picture in the pictures, cutting out a person object image in each picture, and forming a person object image group; measuring the sharpness of each ofthe plurality of pictures and measuring the sharpness of each of the person object images in the person object image group; selecting a picture with the highest definition as a target picture from theplurality of pictures, and selecting a person object image with the highest definition as a target person object image from the person object image group; replacing a person object image in the target picture with the target person object image, and displaying the replaced target picture. The invention can improve the clarity of the photographed person object image and reduce the photographing times.

The invention discloses an Internet of things solar traffic light running snapshot apparatus. The apparatus comprises a base, the base is provided with fixation holes, the base is connected with a support column, the support column is provided with a rotating shaft, the rotating shaft is provided with a waterproof cover casing, one side of the waterproof cover casing is provided with a glass cover, the outer wall of the waterproof cover casing is connected with a dustproof cover, a solar panel is fixed at the top portion of the waterproof cover casing, the other side of the waterproof cover casing is provided with a wireless emission apparatus and a power line, the waterproof cover casing is internally provided with a pick-up head, a storage battery, a memory, an inductor and a controller, one side of the storage battery is provided with the inductor, the controller is arranged below the storage battery, and the memory is arranged below the controller. According to the invention, new energy can be utilized reasonably, electric power resources can be saved, the pick-up head can shoot clear pictures, the service life is prolonged, the snapshot apparatus can work in continuous rainy days, and the traffic order is enabled to be orderly.

The invention provides a vision-based multi-industrial-robot fault detection method and system. The vision-based multi-industrial-robot fault detection method comprises the following steps of S1, collecting a multi-industrial-robot standard operation video, establishing multiple single-industrial-robot standard operation mode video frame sequences A13, and executing S2; S2, acquiring a multi-industrial-robot operation video in real time, establishing multiple single-industrial-robot real-time operation video frame sequences A22, and executing S3; S3, matching a single-industrial-robot real-time action image with an image in a corresponding single-industrial-robot standard operation mode video frame sequence A13, detecting whether the single industrial robot acts abnormally or not by adopting a two-stage method, if so, executing S4, and if not, executing S2; and S4, controlling the industrial robot to stop suddenly. The method and the system have the advantages that sudden faults of anindustrial robot body are found in a non-contact mode, so that the safety accident that the robot hurts people during man-machine cooperation is avoided, and the detection process is simple and accurate.

The invention relates to an appearance detection system based on machine vision. The system comprises a line-scan digital camera scanning system, a transmission system and a plurality of shooting systems, wherein the line-scan digital camera scanning system comprises a scanning and shooting component and a horizontal movement component, the scanning and shooting component is arranged on the horizontal movement component and is driven to carry out horizontal scanning and shooting in a horizontal direction by the horizontal movement component; the plurality of shooting systems are respectively arranged at a proper position close to an object to be shot, each shooting system comprises an area-array camera shooting system and a prism group system, and the area-array camera shooting system reflects multiple faces of the object to be shot to carry out multi-face shooting through the movement of the prism group system; and the transmission system comprises a conveying roller way and a positioning mechanism and is used for conveying and positioning the object to be shot. According to the system, the inner and outer sides and the surfaces with various inclination angles of the object to beshot can be shot, the shooting frequency and time can be effectively reduced, a shooting process is simplified, and the shooting cost is reduced.

The invention relates to an improved path positioning device for auxiliary spinal minimally invasive surgery, which mainly includes a fixation component, a lateral translation component, a longitudinal translation component, a lifting and sliding component, a longitudinal rotation component, a lateral rotation component and an angle indication component. Among them, the fixed component is fixedly connected with the operating bed or trolley; the horizontal positioning component can drive the rotating component and the longitudinal positioning component to translate vertically; the longitudinal translation component can drive the lifting sliding component and the rotating component to translate horizontally; the lifting sliding component can drive the rotating component Adjust along the direction of the slide rail; the vertical rotation component can drive the horizontal rotation component to rotate along the rotation axis; the angle indication component can indicate the rotation angle of the rotation component. The rotation axis of the horizontal rotation component is parallel to the translation direction of the horizontal translation component, and the rotation axis of the vertical rotation component is parallel to the translation direction of the longitudinal translation component. There are first and second positioning rings on the lateral rotation assembly for the guide pins to pass through in order to locate them, and the two are spaced apart from each other and arranged concentrically. The centers of the two positioning rings are on the rotation axis of the longitudinal rotation assembly. The adjustment device can assist doctors to quickly and accurately locate the implantation path for minimally invasive spinal surgery with less radiation times.

The invention discloses a power distribution facility switch detection and recognition algorithm based on deep learning, and the algorithm comprises the following steps: S1, collecting a photo of a to-be-recognized knob switch, and marking the position of the knob switch in the photo; S2, building a deep learning neural network by adopting a preset method, performing feature extraction on the marked photos, and storing a trained model; and S3, using the trained deep learning neural network model to recognize a to-be-recognized picture, and detecting the positions of the knob switch and the rotation center and the pointing point of the knob switch. The invention has the advantages that the position of the knob switch can be corrected, the number of times of photo shooting is reduced, the recognition efficiency is improved, even the knob switch on the edge of a picture can be recognized, the requirement for distortion of a camera is not high, the cost for purchasing the camera is reduced, in addition, the invention can be used for various occasions where the knob switch state needs to be detected. The state of the knob switch can be detected in real time, and alarm information is sent out when the state is abnormal.

The invention discloses a spiral curved surface shape error measurement method based on dual-optical-path synchronous phase shift interference. A front optical wedge and a rear optical wedge are arranged along a measurement optical path. A structured light sensor is arranged along the scanning measurement light path, and a measured object is placed between the front optical wedge and the rear optical wedge. The structured light sensor is introduced into the interference measurement device, and the projected structured light can ensure full-field measurement during measurement of a large-helical-angle complex helical curved surface through relative movement with the surface of a measured object in the measurement process and in combination with interference measurement data. According to the measurement method, the space phase shift technology is introduced into the interference measuring device, a plurality of phase shift interference patterns can be obtained through one-time measuringand shooting, operation process steps are simplified, and the anti-interference capability of the device is improved.