24 results about "Digital image" patented technology

Systems and techniques for an optical scanning microscope and/or other appropriate imaging system includes components for scanning and collecting focused images of a tissue sample and/or other object disposed on a slide. The focusing system described herein provides for determining best focus for each snapshot as a snapshot is captured, which may be referred to as “on-the-fly focusing.” The devices and techniques provided herein lead to significant reductions in the time required for forming a digital image of an area in a pathology slide and provide for the creation of high quality digital images of a specimen at high throughput.

An apparatus for making an image product with an electronic memory for storing digital images and type data for indicating an image type for each associated digital image. A processor coupled to the electronic memory electronically selects digital images using the stored type data for forming an image distribution matching a first predefined distribution of image types. The distribution can be selected by a user, automatically by a programmed processor of the apparatus, or it can be prestored in the apparatus, on a network device, or on a portable storage device.

A method for recognizing objects in images is disclosed. The method of the present invention comprises the following steps. First, acquire a digital image. Then, select one or more objects from the image according to a certain characteristic. Next, generate an x-axis histogram and/or a y-axis histogram from the segmented image. Then, find the zeroes and maxima for the x-axis histogram and/or the y-axis histogram and use the polynomial regression analysis to determine the shape, shape and location of each of the objects in the segmented image according to the zeroes and maxima. If the two curves linking two zeroes and one maximum in the x-axis histogram and the y-axis histogram are two sloped line, the corresponding object may be determined to be a triangle. If each of the four curves linking two zeroes and two maxima is a line, the corresponding object may be determined to be a rectangle.

A computing system for automatically identifying individual regions in a digital image that include a human face, forming combined padded regions and automatically evaluating each of the regions including calculating a fitness score for each of the combined padded regions and ignoring at least one of the combined padded regions whose fitness score is below a known threshold.

The invention relates to an unmanned corn harvester, and belongs to the technical field of unmanned aerial vehicle application. An unmanned aerial vehicle flies in low altitude over the unmanned corn harvester which performs corn harvesting operation, the lower face of the front portion of the unmanned aerial vehicle is provided with an electro-optical pod, a high-pixel digital camera installed in the electro-optical pod performs full-automatic photography work by aiming at the corn harvester which harvests corn and surrounding corn field, an image sensor of the digital camera inputs acquired aerial image information of grain field into a first electronic computer to be stored and imaged, and a digital image is input into a flight control computer to guide flying of the unmanned aerial vehicle. The aerial image information of the grain field is input into a second electronic computer through a first wireless communication device in the unmanned aerial vehicle, radio waves and a second wireless communication device in the unmanned corn harvester to be stored and calculated, and a calculated result is input into an unmanned self-control driving device to control a corn harvesting table arranged on the front portion of the unmanned corn harvester to perform operation of harvesting the corn.

The invention provides an automobile panoramic imaging device and method based on infrared calibration. The device comprises multiple camera shooting acquisition units arranged in different directions around an automobile, a video conversion unit, a video processing unit, a storage unit, a video coding and outputting unit, a display unit and infrared lasers respectively fixed on the multiple camera shooting acquisition units, wherein the camera shooting acquisition units shoot colorful image information in different directions around the automobile; the video conversion unit converts analog signal image information shot by each camera shooting acquisition unit into binary digital image information; the digital image information is stored in the storage unit; and the video processing unit analyzes and processes the information of multiple digital images in the storage unit by virtue of an infrared calibration line emitted from an infrared emitter. According to the automobile panoramic imaging device and method based on infrared calibration, the panoramic information of the automobile and the surrounding environment can be accurately provided for drivers in real time.

The invention discloses a binocular distance measurement device and method, and an accelerator radiotherapy system comprising the same. The binocular distance measurement device is composed of two optical sensors, a calibration processing module, and a distance measurement module. The two optical sensors are used for carrying out digital image collection on a measured object. The calibration processing module is used for carrying out binocular stereo calibration and coordinate system calibration to obtain a calibration result. The distance measurement module carries out distortion correction processing on a collected original digital image based on the calibration result obtained by the calibration processing module and acquires a real-time distance between a radioactive source and a target by combining a Kalman prediction algorithm, a template matching algorithm, and an angular point extraction algorithm. According to the invention, because of combination of the Kalman prediction algorithm, the template matching algorithm, and the angular point extraction algorithm based on the binocular distance measurement system, the calculation precision is improved substantially and the processing speed of the algorithm is increased; and a real-time processing effect is realized in actual hospital treatment.

A method of recording audio enabling software and images on a removable storage medium including providing a plurality of digital files representing colored digital images, transferring such digital files onto the removable storage medium, and providing audio enabling software and transferring such software onto the removable storage medium.

A digital image is obtained from a camera in a smartphone and is processed by a processor on the smartphone to modify a part but not all of the pixels in a frame of the digital image, which is a digital video image, which is modified by image processing in accordance with a modification mask and reversible modification instructions, and is transmitted to a second smartphone with a display screen to display the modified image. Image processing data are transmitted to the second smartphone to enable restoring the original digital video image from the partially reversibly modified image and to be displayed in unmodified form on the display screen.

A method for segmenting mesh models in digital images includes providing (11) a mesh surface model (V, F, E) of a shape embedded in a 3-dimensional space, providing (12) a ground truth segmentation of the mesh surface model, constructing (13) a feature vector v_i composed of underlying geometric properties of the mesh at each vertex point, using (14) the ground truth segmentation and the feature vectors to determine weights w_ij for edges e_ij where the weights w_ij are the probabilities of a random walker crossing edges e_ij between vertices v_i and v_j in a random walker segmentation initialized with at least two seeds of different labels.

The invention discloses an auxiliary imaging system and an automatic control method for a reduction furnace. The auxiliary imaging system comprises an infrared monitoring probe and an analog-to-digital converter chip, wherein the infrared monitoring probe comprises a CCD camera; the infrared monitoring probe is fixed at a reduction furnace sight glass; when light at the reduction furnace sight glass is focused into an image through a lens of the CCD camera, the CCD camera can convert the light of the image into a charge parameter, convert the charge parameter into a digital signal through theanalog-to-digital converter chip, and convert the digital signal into a digital image through compression storage; and the system processes the digital image to obtain control parameters.

An image restoration method includes providing image data (260) including image statistics (230) using a digital camera module. A set of digital camera module characterization parameters is selected from a common dynamic camera configuration file (210) using the image statistics (230). The selected digital camera module characterization parameters are converted to image signal processing parameters and the image data is tuned using the image signal processing parameters for providing a tuned image (270). The method may involve lens shading correction as well adjusting the processing to the characteristics of the image sensor (250).

The invention provides a foreign matter detecting apparatus and method. The foreign matter detecting method comprises the following steps: setting the pixel group of a small area including the pixel according to each pixel of the digital image forming the substrate of detecting object; comparing the brightness value of each pixel and the brightness of the pixel group including the pixel; operating the quantity of the deviation degree of each pixel relative to the brightness value of the pixel group according to each pixel via the comparison as the brightness confirmation value; and determining whether exists foreign matter or not based on the brightness confirmation value. The deviation degree of the brightness of the substrate is quite small. As the foreign matter is the object having no fixed shape and naturally formed, the brightness thereof has the characteristics of entirely high brightness level deviation. The difference of the deviation degree of the brightness of the product and foreign matter can be utilized to identify the foreign matter by operating the brightness confirmation value.

The invention belongs to the technical field of composite stress and strain measurement, and provides an out-of-surface strain measuring method based on digital image correlation. The out-of-surface strain measuring method comprises the steps of: firstly, conducting a text according to an experimental scheme, correlating a camera with a force sensor in order to ensure that a distance between a lens and a test piece remains unchanged, driving the camera and force sensor to move simultaneously, slowly loading the test piece, and pressing down a camera shutter at the same time, wherein the camerashutter is not loosened during the test process until the end of loading, and images and test data before and after deformation are obtained after the test ends; secondly, writing an algorithm for calculating and searching a position of a point after deformation, so as to obtain deformation information (displacement and strain) of the test piece, and performing bilinear interpolation to obtain astrain value of an arbitrary point of the test piece through dividing regions; and finally, acquiring a strain cloud chart of the test piece through setting shades of colors according to whether the strain value is plus or minus and the magnitude of the strain value. The out-of-surface strain measuring method is convenient to operate, can be applied to deformation measurement of complicated structures, improves the calculation efficiency and expands the applicable range.

The invention discloses a method for analyzing the mechanical properties of 3D printing samples with different construction orientations, which comprises the following steps of manufacturing a plurality of test sample strips with different construction orientations by adopting 3D printing, and arranging speckles on the surfaces of the test sample strips, placing the test sample strip on a loadingdevice, and debugging the loading device, carrying out a mechanical property detection test, and collecting an image of the test sample strip in the whole test process, performing contrastive analysison the images before and after the deformation of the test sample strip by using a digital image correlation method to obtain pixel point displacement and strain information, according to the straininformation, acquiring a stress-strain curve to obtain performance parameters of the test sample strip, repeating the above steps to complete the mechanical property detection test of the test samplestrips with different construction orientations, and analyzing the difference of the mechanical properties of the test sample strips with different construction orientations.

A method and apparatus are disclosed for identifying an object with specific characteristics and automatically obfuscating part or all of a digital image corresponding to that object. The obfuscation comprises pixelation, color alteration, and/or contrast alteration. The obfuscation optionally can be performed only when the digital image is being viewed by certain client devices.

The invention relates to the technical field of application of near-panoramic digital images, in particular to a close-range image traffic violation and road condition photogrammetry system based on Wifi signals, which comprises an automobile, a base station and an automobile administration office, the base station is laid at a position with more traffic flows, and a data bus for transmitting bigdata is laid between the base station and the automobile administration office, the vehicle administration office is built in each city, a vehicle-mounted wifi router is installed on the vehicle, multiple adjustable transmitting antennas are movably arranged on the outer walls of the four corners of the top of the vehicle-mounted wifi router, and a data line interface is formed in the outer wall of one side of the vehicle-mounted wifi router. The beneficial effects of the invention are that the system achieves the real-time detection of the automobile through the panoramic look-around system of the automobile, transmits the data obtained through the central computer database and the data obtained through the control center to the base station at the same time, determines a violation detection result through comparison, is more accurate, and brings convenience to related workers and drivers.

The invention relates to a gradient mirror processing method for a digital image, which is used for adjusting the brightness difference in the digital image through a digital camera. The gradient mirror processing method comprises the following steps: an image boundary of the digital image is determined according to the image difference conditions in one digital image; and a gradient image layer is used in the digital image along the vertical direction of the image boundary to adjust the brightness difference in the digital image. The corresponding image boundary is generated according to the image difference conditions in the digital image, and the gradient mirror processing is performed to the digital image according to the image boundary so as to adjust the brightness among the different areas for the digital image. Therefore, the digital image is more realistic for the shooting scenes.

The invention discloses an automatic analysis and calculation device for tracking precision of a photoelectric turret. A display is connected with a calculation processing unit; an external controller is connected with the calculation processing unit through a USB, a serial interface or Bluetooth; the calculation processing unit comprises a video input interface module, a calculation processing module and a data storage module; a photoelectric turret video image input connecting wire is connected with a photoelectric turret video output port and the calculation processing unit, and the video input interface module accesses a photoelectric turret output video, uniformly converts the video into a digital image to be processed and transmits the digital image to the calculation processing module; and the external controller inputs the field angle and image resolution parameters of a tested photoelectric turret to the calculation processing module to control the operation and stop of the calculation processing module, and a result processed by the calculation processing module is sent to the data storage module to be stored. The device is wide in application range, can be set according to parameters of different photoelectric turrets, and is suitable for tracking precision testing of all photoelectric turrets at present.

The invention discloses an image color space fat point detection and evaluation method based on points, lines and surfaces, and belongs to the technical field of skin image processing application. Themethod includes processing the skin microspur RGB digital images with the same resolution to obtain a plurality of index attribute values and comprehensive index values of the fat points of the skinimage, and realizing detection and evaluation of fat point features on the surface of the microspur skin image; the method disclosed by the invention is high in fat point detection accuracy and high in speed, and has good market application prospect and value.

The invention discloses a method for lowering black content in a digital image, which is characterized in that an original digital image is processed into the digital image with low black content or with no black. In the method, pixel content is mainly improved by 4 or 9 times, the color information of the pixel is changed to eliminate black or lower the black content.