88 results about "Digital imaging technology" patented technology

The invention is in the technological field of digital imaging. More specifically, the invention relates to a method for automatic prediction of words when entering the words of a text associated with an image (6). The object of the invention is a method whereby a terminal (1) connected to a keypad (2) and a display (3) is used for selecting an image (6) and providing automatic assistance by proposing words when inputting text associated with the content or context of the selected image. The invention method is mainly intended to be used to make it quicker and easier to input text associated with an image using a mobile electronic device, such as for example a mobile cellphone or phonecam.

The present invention discloses a system and method for decoding barcodes from images acquired using a mobile device. Generally, the barcode image is acquired via a digital camera attached to the mobile device. After the barcode image has been acquired, the image is sent to a server via a wireless network which enhances the barcode image and subsequently decodes the barcode information. The server processes the barcode information and transmits media content related to the barcode back to the mobile device.

A method and system for providing rectangular and / or complex electrical pulses to cortical tissues of a patient for providing therapy or alleviating symptoms for at least one of tinnitus, essential tremor (ET) including Parkinson's disease, depression, or for providing improvement of functional recovery following stroke. The intracranial electrodes may be implanted on the dura, or subdurally on the pia mater of the cortical surface. The placement of the electrodes may utilize cortical sensing and / or digital imaging techniques, such as fMRI, MRI, or CT. The pulse generator system comprises implantable and external components. The pulse generator may be an implanted pulse generator (IPG) or an external stimulator coupled with an implanted stimulus-receiver. The IPG may also comprise a rechargeable battery. In one embodiment the pulse generator may also comprise a selected number of predetermined / pre-packaged programs. In one embodiment, the pulse generation may also comprise telemetry means, for remote interrogation and / or programming of said pulse generator utilizing a wide area network, such as the internet.

A method of augmenting sight in an individual. The method comprises obtaining an image of a scene using a camera carried by the individual; transmitting the obtained image to a processor carried by the individual; selecting an image modification to be applied to the image by the processor; operating upon the image to create a modified image using either analog or digital imaging techniques, and displaying the modified image on a display device worn by the individual. The invention also relates to an apparatus augmenting sight in an individual. The apparatus comprises a camera, carried by the individual, for obtaining an image of a scene viewed by the individual; a display carried by the individual; an image modification input device carried by the individual; and a processor, carried by the individual. The processor modifies the image and displays the modified image on the display carried by the individual.

A method of augmenting sight in an individual. The method comprises obtaining an image of a scene using a camera carried by the individual; transmitting the obtained image to a processor carried by the individual; selecting an image modification to be applied to the image by the processor; operating upon the image to create a modified image using either analog or digital imaging techniques, and displaying the modified image on a display device worn by the individual. The invention also relates to an apparatus augmenting sight in an individual. The apparatus comprises a camera, carried by the individual, for obtaining an image of a scene viewed by the individual; a display carried by the individual; an image modification input device carried by the individual; and a processor, carried by the individual. The processor modifies the image and displays the modified image on the display carried by the individual.

The invention discloses a method and a device for realizing automatic shooting, and belongs to the technical field of digital imaging. The method comprises the following steps: displaying the framing preview of a shot object; determining a current depth-of-field option; identifying and tracking a human face in the framing preview; when the human face is identified, judging whether a shooting condition satisfies a current depth-of-field option preset condition or not; if the shooting condition satisfies the preset condition, locking a focal length and starting continuous shooting. By adopting the method, the human face in the framing preview can be identified by using an identification unit, a determination on whether the current shooting condition satisfies the current depth-of-field option preset condition or not is made according to the selection of the depth-of-field by a user, and if so, the focal length is locked automatically and the continuous shooting is started so as to shoot a group of pictures for the user to choose, thereby brining great convenience to operation.

The invention relates to the field of precise railway measurement, high speed railway rail detection and security and digital railway, in particular to a system and a method for carrying out movable precise measurement of the high speed railway and synchronously obtaining total factor data along the line of the railway on the basis of GPS (Global Positioning System) / IMU (Inertia Measurement Unit) positioning and orientation, laser scan and digital imaging technologies. The invention further relates to a special railway measurement mark. The system consists of a laser scanner (1), a digital imaging device (2), a GPS receiver (3), an IMU (4), an industrial computer (5) and a power supply unit (6), and the system can obtain three-dimensional point clouds of rail, roadbed and peripheral environment of the high speed railway and digital images oriented by the earth. The method comprises a method for carrying out movable precise measurement movable precise measurement of the high speed railway and a method for improving the measurement precision by carrying out the simultaneous adjustment with a control point of a rail control network (such as a CPIII foundation pile control network). The system has high integration degree and has the characteristics of high efficiency and high precision, and the precision of the data can reach millimeter level.

The invention relates to the field of precise engineering survey, in particular to a method for rapidly measuring a foundation pile control net (CPIII) of a rapid transit railway on the basis of movable laser radar measuring technology and high-speed digital imaging technology. control net (CPIII) measurement data is obtained by using a movable high-precision measurement system comprising a laser scanner (1), a GPS / IMU positioning and orientating system (2), a high-speed digital imaging system (3), an industrial computer (4) and a power supply device (5); and united weighted adjustment is carried out on advanced net data, united measured data and auxiliary measurement points extracted from images to obtain high-precision control net (CPIII) control point coordinates. The invention can greatly shorten the measurement time of the control net (CPIII), overcomes the defect of little total correlation of discrete single-point measurement, carries out integral adjustment on all control points, has good closing property and high relative precision, obtains plane and elevation coordinates of all control points, and greatly simplifies the measurement work of the control net (CPIII).

A semi-automated pill counting system (10) using digital imaging technology and image recognition software including a modified Hough Transform. The system (10) comprises a light source (12); a modified pharmacist's tray (14); a digital camera (16); and a personal computer (PC)(18), with the PC (18) storing and executing the image recognition software. A roughly estimated number of pills are placed upon the tray (16) and illuminated by the light source (12), whereafter a digital image of the pills is produced by the camera (16) and sent via an interface to the PC(18). The image recognition software counts the pills present in the image and displays a count result. Based upon the count result, the pharmacist adds or removes pills to the tray (14), as appropriate, to complete the process.

The invention discloses a vegetable and fruit picking robot and a control method thereof. The vegetable and fruit picking robot comprises a walking mechanism. A base is arranged on the walking mechanism. Storage baskets are arranged at the front and rear ends of the base respectively. An execution mechanism, a recognition system, a first driving mechanism, a second driving mechanism and a controller are arranged on the base. The controller is connected with the recognition system, the first driving mechanism and the second driving mechanism through wires. Both fruits on trees and plant fruits at low positions can be picked, and therefore the picking object range is wide; the crawler-type walking mechanism drives a plurality of mechanical arms to work at the same time, and therefore the picking efficiency is high; a small arm is flexible and continuous in movement, the stretching range of the mechanical arms is wide, and therefore the vegetable and fruit picking robot can adapt to various operating environments; the multi-sensor function and the digital imaging technology are adopted, and therefore the fruits can be accurately recognized and positioned; clamping force is controlled through sensor detection, and therefore the fruits are prevented from being damaged.

This invention relates to one automatic exposure method based on multiple cutting and blur logics in digital imaging technique field, which comprises the following steps: dividing digital image area according to human face mode and Gauss mode into six areas and processing sum computation according to image exposure and its grey rectangle distribution by cutting near grey values between 0 and 255; representing its result for each area exposure evaluation and leading blur logic system to integrate each area grey information to get each area of different weight; finally computing to get whole image automatic exposure judge result.

The invention relates to the field of photogrammetry, remote sensing and spatial information acquisition, in particular to a panoramic digital imaging system based on a motion platform and swing type high-speed digital imaging technology. The system comprises a high-speed digital imaging system (1), an industrial control system (2), a brake system (3), a power supply device (4), data pretreatment software (5) and other optional equipment. The system can be assembled on any movement platform; the brake system (3) drives the high-speed digital imaging system (1) to do reciprocating constant swing on an arc trace to continuously expose in a short time so as to acquire a plurality of local digital images mutually overlapped. The data pretreatment software (5) carries out characteristic point extraction, relative orientation, free net adjustment calculation, imaging transformation, image distortion correction, image montage and the like. The system can generate panoramic digital images with view angle over 180 DEG and has an image acquisition rate of 1 Hz. The system provides a solution with high efficiency and low cost for panoramic image digital acquisition.

The invention discloses a method for monitoring three-dimensional deformation of a foundation pit. The method is used for the field of construction safety monitoring. The method includes: acquiring monitored picture information of a slope of the foundation pit through photographing of a measurement camera, then utilizing close-range photogrammetric technology to perform information processing on monitored pictures, acquiring three-dimensional coordinates of monitoring points of the slope of the foundation pit, acquiring three-dimensional coordinates at different time points via photographing at different moments, drawing a tendency chart of the three-dimensional coordinates, changing over time, of all the monitoring points, and acquiring displacements of all the monitoring points in the monitoring process so as to predict deformation tendency of each monitoring point. Compared with the prior art, the method has the advantages that a large amount of physical information and geometrical information of the measured foundation pit can be acquired instantaneously, and monitoring is completed in rugged environment and on the conditions of no damage to the measured foundation pit and noninterference in the natural state of the foundation pit. The means of digital information and digital imaging technology and self-control technology are ingeniously applied to safety monitoring for the foundation pit. The whole monitoring process is efficient, low in cost, safe and reliable.

A method of socket design and fabrication for Below-the-Knee (BK) amputees that utilizes manual measurements. This method, known as BK by Measurement, utilizes a manual measurement procedure where predetermined points are identified and measurements are taken of a patient's residual limb. These measurements are recorded and thereafter entered into a software package enabling customization by the fabrication facility. Prosthetic components fabricated in accordance with the present invention provide a custom fit, while not relying on more expensive digital imaging technology. The invention also provides a method and associated system for recording and retrieving fabrication and / or fitting data associated with a prosthetic component for use with a particular patient, which can include affixing to the prosthetic component a strip debossed with indicia unique to the particular patient or prosthetic component.

The invention relate to the field of electronic railway monitoring and safety, in particular to an electric arc capturing and positioning system for an electronic railway connecting net and a method thereof based on a high-accuracy global positioning system GPS / inertia measurement device IMU positioning and orienting technology and a high-speed digital imaging technology. The system consists of high-speed digital imaging equipment (1), a GPS receiver (2), an IMU inertia measurement device (3), a fixing bracket and adaption device (4), an industry control computer (5), a display and control device (6) anda power supply device (7). The system is arranged on the top of an electrical locomotive, when the electrical locomotive runs, the high-speed digital imaging equipment (1) continuously shoots the images of a position that pantograph of the electric locomotive is contacted with the connecting net, and GPS and IMU are combined to record the tracing information of operation of the electric locomotive; by data post-treatment, a plurality of images of the electric arc in an image sequence are automatically extracted; the electric arc images are matched with the operation trace of the electric locomotive by using time parameters of the GPS; and the start and stop positions, durability and continuity distance of generation of the electric arc are calculated.

The present invention discloses one 3D digital imaging method based on space lattice projection, and belongs to the field of 3D digital imaging technology. The method adopts one image device comprising digital projecting and lighting emitter, image sensing receiver and image processor. The emitter projects light in 2D lattice structure to the surface of the object, and constitutes triangular measurement system with the triangles including the base line connecting the exit pupil of the emitter and the entrance pupil of the image sensing receiver and the center of the points of the projected lattice on the object. The lattice image on the reference plane and the lattice image on the measured object surface image sensing receiver obtains are compared in the 'lattice pair' positions to obtain the depth image of the object. The present invention has relatively high sampling efficiency and relatively high practicability on free curved surface with complicated topological structure.

The invention discloses a method and a device of optimizing a shooting effect, belonging to the field of digital imaging technologies. The method comprises the following steps of: after entering a shooting mode of a movement locus of a shooting object, prompting a user to select in a pre-stored effect picture of the shooting object; determining a current effect picture according to selection of a user; determining the current movement locus of the shooting object in a shooting process; carrying out synthesis processing the effect picture and the current basic image along the movement locus; and buffering the image obtained after synthesis processing as a new basic image. By adopting the technical scheme of the invention, real-time optimization of the shooting effect of the movement locus is implemented, an ideal shooting effect can be obtained when the user shoots any movement locus, and preparatory work before shooting of the user is simplified.

The invention relates to a joint detection method aiming to GIS (geographic information system) partial releasing defect identification and location and combines partial releasing detection technology and X-ray digital imaging technology to perform defect identification and location of GIS. The two detection methods are made the best of each other, are capable of timely and correctly detecting and insulating fault, effectively increasing GIS detection efficiency and detection accuracy and are capable of reasonably making maintenance strategies. All digital signal processing technologies are comprehensively utilized to process collected partial released signals and X-ray image signals respectively, and defects can be timely and rapidly identified and located without dismounting equipment.

The invention relates to an anchor rod pallet load visualization digital imaging method suitable for a non-contact measurement method of a stressed underground anchor rod. The anchor rod pallet load visualization digital imaging method specifically comprises the following steps: a plurality of images of a pallet before and after a deformation is shot using a CCD camera, space identification is performed on the multiple images of the pallet before and after the surface deformation through adoption of a digital speckle correlation technology, a three-dimensional coordinate is obtained through calculation, a three-dimensional model before and after the surface deformation of the pallet is established through fitting, and data before and after the surface deformation of the pallet are obtained; and a strain field is obtained through a rapid three-dimensional deformation analysis and comparison of the three-dimensional space data before and after the deformation of the pallet, a stress field is obtained through a combination with pallet bending rigidity, and a real-time load of an anchor rod can be obtained through integral back calculation of the stress field. Compared with a traditional strain foil, a traditional displacement sensor, a traditional anchor rod puller and a traditional hydraulic pillow, the anchor rod pallet load visualization digital imaging method is advantageous in that usage of a pallet load visualization digital imaging technology is simple and convenient, and three-dimensional deformation and strain measurement are achieved rapidly.

The invention discloses a system and a method for recognizing holes in the surface of a paved waterproof board of a tunnel. The method comprises the following steps of: acquiring data information in the surface of the paved waterproof board by using a digital imaging technology; accurately positioning holes in the surface of the waterproof board through a digital image processing and mode recognition technology; and marking at the same time. By utilizing the system and method provided by the invention, full automatic detection and recognition are realized, the holes in surface of the paved waterproof board are marked, thus the defects of heavy labor intensity, low safety, low work efficiency and accuracy of a recognized result in an artificial recognition method are overcome, the work efficiency is greatly improved at the same time, and the waterproof property of the waterproof board is greatly increased.

The invention belongs to the technical field of confrontation shooting simulation and in particular relates to one set of an algorithm for judging a simulated shooting effect by a flight track kineticenergy projectile, minimum structures and functions of a device and an information platform which are matched with the algorithm, and a principle for recognizing a target and identifying diversifieddamage effects. The algorithm provided by the invention takes a digital imaging technology as the foundation, and a shooter opinion is deduced through resolving an optical imaging relation and quantifying a digital image; a position relation between a target and the projectile is judged by combining actual determination and a projectile calculation technology; and simulated shooting can be carriedout on any physical object. The algorithm provided by the invention is better that a light direction collimation technology which cannot represent a trajectory, is optimized and innovated in the aspect of damage recognition, can more vividly represent the shooting and can obtain more valuable battlefield data; and the algorithm is especially applicable to the shooting simulation of a sniper riflesystem, is also applicable to other firearms or point mass destruction weapons with a parabolic trajectory and also can be used for civilian shooting sports or entertainment.

The invention relates to a color interpolation method used in digital camera and belongs to digital imaging technology field. The invention is based on YCbCr chromaticity space and aims to the rough image captured from CCD. It makes the full advantage of low frequency characteristic of image CbCr signal. And according to original information of every pixel base color value, the G base color value would be interpolated from R pixel and B pixel at first. Then, according to the transformation formulae between YcbCr chromaticity space and RGB three base color space or using interpolation calculation method, the CbCr value of every pixel would be gained. Finally, according to the transformation formulae between YCbCr chromaticity space and RGB three base color space, the default base color value of every pixel would be anti-developed. By using the method, the boundary of the image would be in focus, and the noise would be banished. Moreover, it can also ensure quick processing speed.

This invention relates to one automatic exposure method based on multiple cutting and blur logics in digital imaging technique field, which comprises the following steps: dividing digital image area according to human face mode and Gauss mode into six areas and processing sum computation according to image exposure and its grey rectangle distribution by cutting near grey values between 0 and 255; representing its result for each area exposure evaluation and leading blur logic system to integrate each area grey information to get each area of different weight; finally computing to get whole image automatic exposure judge result.

The invention discloses an image snapshot method and device, and belongs to the digital imaging technology field. The method includes the steps: extracting a frame model of a shot object in a preview image, and snap-shooting the object if the similarity between the frame model and a preset frame model reaches a preset threshold value. Through adoption of the method, an expected shot image can be obtained accurately once, no repeated shooting is needed, resources of a portable terminal are saved, the workload of a user is reduced, and the user experience is improved.

The invention discloses a method and a device of automatically optimizing an orbital shooting effect, belonging to the field of digital imaging technique. The method comprises the following steps of: when orbital shooting is finished, determining pixel points of a shot orbital image in a non-orbital region; and carrying out darkening processing on the pixel points in the non-orbital region. By adopting the method and the device, when orbital shooting is finished, the non-orbital region in the shot orbital image is determined according to a preset optimization option, and then darkening processing is carried out on the determined non-orbital region, so that an orbit can be highlighted to a key point of the whole shot orbital image, thus the shot orbital image is more fantastical; furthermore, the whole optimization process does not need user participation, so that the time for a user to carry out post-processing on the orbital image is reduced, meanwhile, the optimization is directly finished at a shooting site, the user can timely discover whether the shooting effect is ideal and can timely reshoot when the shooting effect is not ideal, so that the user experience is improved.

The invention provides a method for restoring a plastering curlicue product of a historical building, which relates to the field of building device. The method comprises the following: a step of measuring and drawing, which is to carry out measurement by a digital imaging technology based on the prior plastering curlicue, restore the plastering curlicue product by computer software combined with historical information to draw an image; a step of material analysis, which is to sample on a base body of the prior plastering curlicue to carry out material analysis, and determine material characteristics of the plastering curlicue; prototype restoration, which is to restore the plastering curlicue product into the original shape by methods of storing restoration, local mend, detaching recovery and imitating restoration according to different damage degrees; and a step of facing coating, which is to carry out coating on the plastering curlicue which is restored to prototype. The restored building not only has the original appearance, but also implicates historical appearance, so that the historical building can be reserved and exhibited to people with historical appearance.

The invention relates to a multi-lens detector array curved image surface splicing method and belongs to the large-field-of-view digital imaging technical field. The objective of the invention is to solve problems of complex operation, high cost and difficult post-stage processing existing in the prior art. According to the technical scheme of the invention, a plurality of sets of imaging lenses of which the image surfaces are curved surfaces acquire images through detector arrays on the respective curved image surfaces of the imaging lenses; the plurality of sets of detector arrays are staggered at directions which are different from the directions of respective optical axes of the imaging lenses, so that a plurality of sets of staggered and complementary reticular images can be formed; the reticular images are spliced to each other so as to from a seamless large-field-of-view image; and the layout of the detector arrays is calculated through adopting a curved surface point distribution mathematical topology method and according to the surface types of the curved image surfaces of the imaging lenses, so that topologic arrangement of the plurality of detector arrays can be mutually staggered, and the boundaries of the detector arrays are overlapped with each other. With the multi-lens detector array curved image surface splicing method of the invention adopted, curvature-of-field correction operation can be omitted, and the complexity of the imaging lenses can be reduced, and system processing cost can be reduced, and the complexity of later-stage image splicing processing can be simplified, and a lot of computational processing steps can be omitted.

A system and method for performing Electronic Check Presentment (ECP) processing. The system and method employ digital imaging techniques to digitally image the physical checks as they arrive subsequent to posting of the ECP items. The images are electronically linked to the data records that represent the checks. During the proofing process, in which the data records for the ECP items are validated against the data records for the physical items, the records are updated such that the posting date and ISN number for the data records for the physical items reflect the posting date and ISN number of the ECP items. As the digital image of the check is electronically linked to the data records, the image is thus carries the posting date and ISN of the ECP item.

The invention discloses a digital imaging technology-based method for calculating relative permeability of a compact core. The digital imaging technology-based method comprises the following steps ofS1, preparing a compact core small column sample conforming to resolution requirement; S2, scanning and building a digital core by MicroCT-400; S3, performing statistic analysis on a parameter for reflecting rock pole structure and shape characteristic according to the digital core; S4, calculating tortuosity fractal dimension DT and porosity fractal dimension Df by a 3D image fractal box dimension algorithm; and S5, performing analysis statistic on maximum pore equivalent diameter Lambda<max> and minimum pore equivalent diameter Lambda<min> by a label. By the digital imaging technology-basedmethod, the problems of time consumption of experiment, instrument accuracy, incapability of repeated calculation simulation and resource waste by repeated physical experiment are solved.