摘要:
A method of processing images taken by an endoscope having insertion section, bending section and operation section including a step of entering a first image of an object taken by the endoscope having the bending section situated in a first position, a step of entering a second image taken by the endoscope having the bending section situated in a second position, after moving the bending section into the second position by operating an operation member, the first image being partially overlapped with the second image, a step of detecting a positional relation between the first and second positions by detecting the movement of the bending section, a step of deriving a distance between corresponding points on the first and second images, a step of deriving three dimensional information of the object, and a step of displaying a three dimensional image of the object in accordance with the three dimensional information.
摘要:
A correlation operational apparatus for multi-dimensional images includes: means for reducing at least two-dimensional components of the multi-dimensional images composed of at least two components by at least one component by projecting a vector representing the image onto a space perpendicular to a vector representing a large variance of distribution of the multi-dimensional image in a vector space whose orthogonal axes represent the individual dimensional component values of the multi-dimensional image; and means for performing a correlation operation for each component on the multi-dimensional images whose dimensional components have been reduced by at least one. In consequence, images having a relatively high number of high spatial frequency components and whose components have been reduced by at least one are extracted, and a correlation operation is performed thereon.
摘要:
The method of detecting corresponding regions between primary color picture images comprises respective steps of converting three primary color signals of color picture images to at least two signals based on these three primary color signals, calculating the variance of the mutual concentration distribution in the operation object regions of the three primary color picture images from these converted signals and detecting the set of regions in which the calculated variance value is minimum. The apparatus for realizing the above mentioned method comprises a converting device for converting three primary color picture signals of color picture images to at least two signals based on these three primary color signals, a variance calculating device for calculating the variance of the mutual concentration distribution in the operation object regions of the three primary color picture images from the signals converted by this converting device and a corresponding region detecting device for detecting the set of regions in which the variance value calculated by this variance calculating device is minimum.
摘要:
An optical apparatus which can reproduce an image having a large focal depth without losing resolution and luminance, wherein there is inputted a plurality of images focused on different object planes. A plurality of input images are then weighted and added together. Image recovery processing of the thus added images is then performed.
摘要:
The method of detecting corresponding regions between a plurality of pictue images includes respective steps of standardizing the concentration values of respective picture image signals in the operation object regions of a plurality of picture images so that an influence such as the dispersion of the concentration and brightness may be corrected, operating the correlation in the actual fields of the operation object regions and detecting the set of regions in which the operated correlation value is a maximum. The apparatus for realizing this method includes a standardizing device for standardizing the concentration values of respective picture image signals in the operation object regions of a plurality of picture images so that the influence such as the dispersion of the concentration and brightness may be corrected, a correlation operating device for operates the correlations in the actual fields of the operation object regions. A corresponding region detecting device detects the set of regions in which the correlation value operated by the correlation operating device is a maximum.
摘要:
The method for detecting corresponding regions between a plurality of picture images comprises the steps of setting respective operation object regions for a plurality of picture images, calculating a variance of mutual concentration or density distributions in the operation object regions, and detecting the operation object regions which have been set in which the calculated variance value is at a minimum. The apparatus for detecting corresponding regions between picture images comprises a variance calculating member for calculating a variance of mutual concentration or density distributions in the operation object regions of a plurality of picture images, and a corresponding region detecting member for detecting a seat of regions where a variance value calculated by the variance calculating device is at a minimum.
摘要:
An image input/output apparatus which can reproduce an image having a large focal depth, without decreasing the resolution and luminance. The apparatus has a wide range of practical applications, and can be, easily, quickly and exactly put to practical use. The apparatus includes a mechanism for inputting a plurality of images focused on different object planes, circuitry for Fourier-transforming the images input by the inputting mechanism circuitry for weighting and adding the images Fourier-transformed by the Fourier-transforming circuitry, and circuitry for performing an inverse Fourier transform of Fourier spectrum images obtained by the weighting and adding circuitry.
摘要:
An optical image reconstructing apparatus includes an optical image forming system. A focused surface controller moves the position of an object surface focused by the optical image forming system. An image pickup converts an image of an object formed by the optical image forming system into an electrical signal and outputs the electrical signal as an image signal. An adder adds a plurality of image signals output from the image pickup while the position of the object surface is moved by the focused surface controller. A frequency filtering device performs a frequency filtering operation on an image signal outputted from the adder to produce a filtered image signal. A rotation controller rotates the object or the optical image forming system at a predetermined angular interval around one point on an optical axis of the optical image forming system. An image synthesizing device performs interpolation on a plurality of filtered image signals output from the frequency filtering device while the object or the optical image forming system is rotated at the predetermined angular interval by the rotation controller, to synthesize images in a surface direction parallel to a rotation control surface of the rotation controller, thereby preparing a reconstructed three-dimensional image.
摘要:
A color discrimination data input apparatus includes a light source for generating illumination light for illuminating a target object, a spectroscope for producing a spectrum having a plurality of spectral components, a color classification filter set to have a light-transmitting characteristic to pass only a light component having a wavelength range suitable for classification from the spectral components generated by the spectroscope in order to classify the spectral components reflected by the target object into predetermined classes, a photoelectric converting circuit for converting a reflected spectral component, upon radiation of the spectral component passing through the color classification filter on the target object, into an electrical signal, classifying circuit for classifying the reflected spectral components in accordance with the electrical signal output from the photoelectric converting circuit, the color estimating circuit of estimating a color of the target object from the reflected spectral component classified into any one of the classes by the classifying circuit on the basis of a preset absolute color estimation matrix, and an output unit for outputting a classification result obtained from the classifying circuit and an object color measurement result output from the color estimating circuit.
摘要:
A developing apparatus and an image forming apparatus including the developing apparatus, the developing apparatus including a developing roller, a mixing transfer unit including a first mixing transfer unit and a second mixing transfer unit, and an auxiliary mixing transfer unit disposed on a transfer path from the first mixing transfer unit to the second mixing transfer unit and to mix the developer transferred by the first mixing transfer unit and the supply toner, wherein the auxiliary mixing transfer unit includes a vertical transfer unit to vertically upward transfer the developer transferred by the first mixing transfer unit and a mixing unit to mix the developer transferred by the first mixing transfer unit and the supply toner injected from an upper side thereof and to connect the second mixing transfer unit to a through hole formed in a lower portion thereof.