Abstract: An image processing apparatus processes a color filter mosaic, CFM, image of a scene into a final image of the scene. The image processing apparatus includes processing circuitry configured to implement a neural network. The neural network is configured to process the CFM image into an enhanced CFM image. The processing circuitry is further configured to transform the enhanced CFM image into the final image.

Abstract: An electronic device with a flash function and a driving method of a flash are provided. The electronic device includes a flash, an image sensor, and a processor. The flash has a red light source, a green light source, and a blue light source. The image sensor is configured to obtain a preview image of a current scene and outputting the raw data of the preview image. The processor obtains a red ratio value and a blue ratio value according to the current scene, and the processor determines the green brightness value, red brightness value and blue brightness value according to the red ratio value, the blue ratio value and an exposure sensitivity for obtaining the preview image. The processor drives the flash according to the calculated red brightness value, the calculated green brightness value, and the calculated blue brightness value.

Abstract: A method and computer device for determining a spatial luminance distribution over at least one image of a scene illuminated by at least one illuminant (121) are provided. The image comprises RGB channels. A linear combination of the RGB channels is applied to determine the luminance distribution. The linear combination has a set of coefficients comprising a respective coefficient for each of the RGB channels. The coefficients are determined by identifying a spectral power distribution, SPD, of the at least one illuminant and performing a search to determine values of the set of coefficients that minimise a spectral mismatch between: a) the identified SPD weighted by the linear combination; and b) the identified SPD weighted by a luminosity function.

Abstract: This disclosure provides systems, methods, and devices for image processing that support enhanced white balancing operations. In a first aspect, a method of image processing includes receiving first image data from an image sensor; determining to adjust a white balancing operation from a first white balance point to a second white balance point; determining a first intermediate white balance point based on the first white balance point, the second white balance point, and a white balance reference line; receiving second image data from the image sensor; and applying white balancing to the second image data based on the first intermediate white balance point. Other aspects and features are also claimed and described.

Abstract: To prevent the occurrence of a defect in an infrared-light attenuation filter and prevent a reduction in image quality. An imaging device includes a photoelectric converter, an on-chip lens, a color filter, the infrared-light attenuation filter, and a protective film. The photoelectric converter performs photoelectric conversion depending on incident light. The on-chip lens collects the incident light into the photoelectric converter. Infrared light and visible light of a specified wavelength from among the collected incident light are transmitted through the color filter. The infrared-light attenuation filter attenuates the infrared light from among the collected incident light, and visible light from among the collected incident light is transmitted through the infrared-light attenuation filter. The protective film is arranged adjacent to the infrared-light attenuation filter and protects the infrared-light attenuation filter.

Abstract: Synchronization of a frame rate to a detected cadence includes receiving a sequence of image frames. Motion data recorded contemporaneously with a capture of the sequence of image frames are also received. At least some of the motion data are converted from time domain data to frequency domain data. A dominant frequency in the frequency domain data is determined. Frames from the sequence of image frames are sampled at a sampling frequency related to the dominant frequency. A new image sequence is created using the sampled frames.

Abstract: A device for estimating a scene illumination color for a source image is configured to: determine a set of candidate illuminants and for each of the candidate illuminants, determine a respective correction of the source image; for each of the candidate illuminants, apply the respective correction to the source image to form a corresponding set of corrected images; for each corrected image from the set of corrected images, implement a trained data-driven model to estimate a respective probability of achromaticity of the respective corrected image; and based on the estimated probabilities of achromaticity for the set of corrected images, obtain a final estimate of the scene illumination color for the source image. This approach allows for the evaluation of multiple candidate illuminates to determine an estimate of the scene illumination color.

Abstract: A system for capturing images of a product from a series of fixed positions around the product, including a control system including one or more processors in communication with data storage; an actuator; a media capturing device coupled to the actuator; and a mount including an upper surface for displaying the product thereon wherein said data storage includes a plurality of instructions stored thereon which, when executed by the one or more processors, cause the system to perform the steps of moving the actuator so as to locate the media capturing device in a first one of said fixed positions with respect to the product displayed on the mount; actuating the media capturing device to capture a first image of the product; saving said image of the product in said data storage; and repeating the steps for each successive fixed position in the series.

Abstract: A lens apparatus is detachably attachable to an image pickup apparatus. The lens apparatus includes a notification unit configured to notify the image pickup apparatus of a type of the lens apparatus, and at least one processor or circuit configured to execute a plurality of tasks including a communication task configured to communicate with the image pickup apparatus. Via communication with the image pickup apparatus, the communication task transmits setting information for setting a white detection area to a white detection area different from a white detection area that corresponds to the type of the lens apparatus and is stored in the image pickup apparatus.

Abstract: An optical fingerprint sensor and an electronic device having same are provided. The optical fingerprint sensor includes a light-sensing element, an optical filter layer and an optical lens. The light-sensing element includes: a light-sensing base layer having a groove in a side surface thereof; a first light-sensing layer configured to receive visible light and arranged in the groove; and a second light-sensing layer configured to receive invisible light, and arranged between an inner wall surface of the groove and an outer wall surface of the first light-sensing layer. The optical filter layer is stacked on a side of the light-sensing element where the groove is formed. The optical lens is configured for focusing and stacked on a side of the optical filter layer facing away from the light-sensing element.

Abstract: Provided are a leakage light detection device, an imaging device, a leakage light detection method, and a non-transitory computer readable recording medium storing a leakage light detection program capable of improving quality of a captured image. A determination unit (11A) compares a pixel value (Gu3) of a pixel (G12) with a pixel value (Gb1) of a pixel (G14) and determines that the pixel (G12) has leakage light from a pixel (G11) in a case where the pixel value (Gu3) is larger than the pixel value (Gb1) by a threshold (TH) or more, and compares a pixel value (Gd3) of a pixel (G13) with the pixel value (Gb1) of the pixel (G14) and determines that the pixel (G13) has the leakage light from the pixel (G11) in a case where the pixel value (Gd3) is larger than the pixel value (Gb1) by the threshold (TH) or more.

Abstract: [Object] To make it possible to more stably perform communication. [Solution] There is provided a communication control device including: a communication status grasping unit configured to grasp a communication status of wireless communication of image information between an image shooting device and a surgical site image information acquiring unit on the basis of an operating room image showing a situation of an operating room, the image shooting device capturing an image of a surgical site of a patient, the surgical site image information acquiring unit acquiring information on a surgical site image captured by the image shooting device for display control of the surgical site image; and a communication method deciding unit configured to decide a communication method between the image shooting device and the surgical site image information acquiring unit on the basis of the grasped communication status.

Abstract: An image processing apparatus includes a detection unit configured to detect two or more specific objects from a captured image, a first color estimation unit configured to estimate a first light source color from color information about a first specific object among the detected specific objects, a second color estimation unit configured to estimate a second light source color from color information about a second specific object among the detected specific objects, a third color estimation unit configured to estimate a third light source color from color information about an area including other than the detected specific objects, and a calculation unit configured to calculate a white balance correction value to be applied to the captured image by assigning a weight to at least one of the first, second, and third light source colors based on degrees of similarity between the first, second, and third light source colors.

Abstract: Provided are a diagnosis assisting device that facilitates a user to grasp a difference of an affected area to perform a highly precise diagnosis assistance, an image processing method in the diagnosis assisting device, and a program. An image processing method in a diagnosis assisting device that diagnoses lesions from a picked-up image includes (A) performing an image processing on the picked-up image. In (A), a peripheral area other than a diagnosis area that has a high probability as diseases in the picked-up image is set to be a measuring area when an image correction is performed.

Abstract: Systems, apparatuses, and methods are presented for taking a combination of images taken synchronous in time with one another. According to one example, the present disclosure proposes one or more sensor arrays, each of which comprises multiple pixel sensors arranged to capture image data responsive to light exposure. Light is incident on the respective sensor arrays during substantially synchronous exposures. The one or more sensor arrays are configured such that the image data captured by the respective sensor arrays during the synchronous exposure differ in at least one of a luminance output or a color profile from one another.

Abstract: A display device includes a display panel including a plurality of sub-pixels, a grayscale conversion part configured to generate a data signal displaying different grayscales to the sub-pixels at a predetermined time interval, and a data driver configured to convert the data signal into a data voltage and to output the data voltage to the display panel.

Abstract: An image processing apparatus has: a WB processing circuit that performs a plurality of kinds of WB processing for an input image that is undeveloped and captured by an image capturing element in which pixels of a plurality of colors are arranged in a mosaic pattern under a predetermined rule; filter circuits that perform color interpolation processing by referring to the input image and a signal subjected to WB processing and generate images of respective color signals whose color ratio is equivalent to that of the input image; and resizing circuits that resize the generated images.

Abstract: Provided are an image processing apparatus, an image processing method, and a program that can highly efficiently execute a generation process of a color image based on an image including a plurality of pixel sets each including a plurality of single-color pixels arranged in a predetermined color pattern, in which the pixel sets are vertically and horizontally arranged side by side. An intermediate image generation unit (64) generates, based on a basic image, an intermediate image in which pixel values of a plurality of basic pixels included in the pixel set are set as values of intermediate pixel data of one intermediate pixel associated with the pixel set. A pixel value determination unit (70) determines pixel values of a plurality of colors of at least one final pixel associated with a target intermediate pixel based on values of the intermediate pixel data of the target intermediate pixel and values of the intermediate pixel data of the intermediate pixel adjacent to the target intermediate pixel.

Abstract: The embodiments of the disclosure provide an electronic device, which comprises a casing, a display screen, an ambient light sensor disposed at one side of the display screen; the display screen and the ambient light sensor are both installed in the casing; a side portion of the casing is provided with a light sensing hole, and the ambient light sensor perceives external ambient light signals input from the light sensing hole.

Abstract: A tracking system for ultrasound imaging includes an imaging probe which acquires ultrasound image information including a plurality of ultrasound image frames; an inertial measurement unit coupled to the imaging probe and which synchronously acquires tracking information including a plurality of tracking frames indicative of motion of the imaging probe; and a controller. The controller is configured to obtain the ultrasound image information for at least two of the plurality of ultrasound image frames from the plurality of ultrasound imaging frames, and determine a similarity value based upon a comparison of the at least two ultrasound image frames. The controller is configured to compute whether the similarity value (Cframe) is less than a similarity threshold value (Cthresh), and select first or second pose estimation methods, each different from each other, based upon results of the computation of whether the similarity value (Cframe) is less than the similarity threshold value (Cthresh).

Abstract: Systems and methods for a six-primary color system for display. A six-primary color system increases the number of primary colors available in a color system and color system equipment. Increasing the number of primary colors reduces metameric errors from viewer to viewer. The six-primary color system includes Red, Green, Blue, Cyan, Yellow, and Magenta primaries. The systems of the present invention maintain compatibility with existing color systems and equipment and provide systems for backwards compatibility with older color systems.

Abstract: An image processing apparatus capable of achieving an excellent image quality while obtaining an effect of correction and suppressing side effects caused by correction processing is provided. This image processing apparatus sets a correction value for correcting a deterioration in an image quality due to characteristics of an image optical system, based on lens characteristic information about the image optical system, and performs image processing using the correction value on an image. In an area corresponding to a range where incident light having passed through the image optical system does not reach, a limit to a level for the correction value is set.

Abstract: A technology capable of effectively and stably correcting brightness unevenness in an image obtained by imaging is provided. An image processing method includes an image obtaining step of obtaining an original image obtained by imaging an imaging object together with a substantially uniform background, an approximation step of specifying an approximation formula for approximating a two-dimensional luminance profile of the original image to a probability density function of a two-dimensional normal distribution, and a correction step of correcting a luminance value of each pixel constituting the original image on the basis of a luminance value of the two-dimensional luminance profile expressed by the approximation formula.

Abstract: To suppress the reduction in transmission efficiency due to the change of the chief ray angle in spite of using structural color filters. A solid-state imaging element includes: a light receiving element included in a plurality of pixels; structural color filters located above at least part of the light receiving element and each including a metal film a periodic opening pattern with a structural period smaller than a prescribed wavelength; and an interconnection layer located below the light receiving element and configured to acquire a signal of light detected by the light receiving element. The structural period is different between the structural color filters in accordance with a chief ray angle of incident light, and the structural period of the periodic opening pattern becomes smaller as the chief ray angle becomes larger, relative to the structural period of the periodic opening pattern at the chief ray angle of 0°.

Abstract: A control apparatus includes a controller configured to switch a simultaneous light emission mode that causes all of the at least three light source units to emit lights and a sequential light emission mode that causes the at least three light source units to sequentially emit the lights in association with imaging. The controller causes the at least three light source units to sequentially emit the lights in synchronization with each of at least three imaging signals transmitted from the imaging apparatus in the sequential light emission mode. The controller is configured to switch between the simultaneous light emission mode and the sequential light emission mode based on information from a selector provided in at least one of the imaging apparatus and the accessory and configured to select the simultaneous light emission mode and the sequential light emission mode.

Abstract: Provided is an image processing apparatus and method. The image processing method includes obtaining, by a sensor and a lens array, a first image corresponding to an original image, identifying the first image obtained by the sensor and the lens array, rearranging the first image in response to rearranging a transformation matrix based on the sensor and the lens array, and generating a second image by performing a color interpolation on the rearranged first image.

Abstract: Imaging various regions of the eye is important for both clinical diagnostic and treatment purposes as well as for scientific research. Diagnosis of a number of clinical conditions relies on imaging of the various tissues of the eye. The subject technology describes a method and apparatus for imaging of the back and/or front of the eye using multiple illumination modalities, which permits the collection of one or more of reflectance, spectroscopic, fluorescence, and laser speckle contrast images.

Abstract: Provided are a video encoding method and apparatus to which an interpolation filter is applied according to characteristics of an image for motion compensation, and a video decoding method and apparatus corresponding thereto. The video encoding method according to various embodiments includes determining a degree of change between neighboring samples of at least one integer pixel unit adjacent to a reference sample of an integer pixel unit of a current sample and the reference sample; determining an interpolation filter among interpolation filters having different frequency passbands and configured to produce reference samples of a sub-pixel unit to predict the current sample, based on the degree of change; determining a predicted sample value of the current sample by using a reference sample of a sub-pixel unit produced by applying the determined interpolation filter; and encoding a residual value between the predicted sample value and a sample value of the current sample.

Abstract: A lens detection system includes a system chip, and the system chip includes a first lens selection pin and a protocol path pin. A lens detection method includes performing a reset step by the system chip; enabling the first lens selection pin by the system chip; detecting a first lens identification code via the protocol path pin by the system chip; loading first lens data by the system chip and entering a first lens operation mode for controlling an externally connected first lens if the first lens identification code is detected; and disabling the first lens selection pin by the system chip if the first lens identification code is undetected.

Abstract: Systems, apparatuses, and methods are presented for taking a combination of images taken synchronous in time with one another. According to one example, the present disclosure proposes one or more sensor arrays, each of which comprises multiple pixel sensors arranged to capture image data responsive to light exposure. Light is incident on the respective sensor arrays during substantially synchronous exposures. The one or more sensor arrays are configured such that the image data captured by the respective sensor arrays during the synchronous exposure differ in at least one of a luminance output or a color profile from one another.

Abstract: An endoscope apparatus includes an imaging element, a video signal generating circuit, an illuminator, and one or more controllers. An imaging area in which a plurality of pixels are disposed includes a scanning area. In a case in which a first operation mode is set, the one or more controllers control the imaging element such that at least parts of the exposure periods of the pixels disposed in at least a part of the scanning area overlap each other. In a case in which a second operation mode is set, the one or more controllers control the illuminator such that the light source is turned on in a period in which at least parts of the exposure periods of the pixels disposed in at least a part of the scanning area overlap each other.

Abstract: An endoscope apparatus includes an imaging element, a video signal generating circuit, an illuminator, a light quantity detector, and one or more controllers. An imaging area in which a plurality of pixels are disposed includes a scanning area. The one or more controllers control the imaging element such that at least parts of exposure periods of the pixels disposed in at least a part of the scanning area overlap each other, in a case in which the light quantity is less than a predetermined quantity. The one or more controllers control the illuminator such that the light source is turned on in a period in which at least parts of the exposure periods of the pixels disposed in at least a part of the scanning area overlap each other, in a case in which the light quantity is less than the predetermined quantity.

Abstract: An image capturing apparatus includes a setting unit configured to set an exposure for image capturing by an image capturing unit, wherein in a mode for acquiring a plurality of images for a moving image by performing intermittent image capturing using the image capturing unit, the setting unit smooths data on a brightness corresponding to a plurality of image capturing operations in the intermittent image capturing and sets an exposure for one image capturing operation in the intermittent image capturing according to the smoothed data, and an acquisition unit configured to acquire first information including at least one of an image capture interval for the intermittent image capturing, a frame rate of the moving image, and shake information during image capturing of a subject. The setting unit determines a degree of the smoothing based on the first information acquired by the acquisition unit.

Abstract: Embodiments of the invention provide systems and techniques for analyzing an existing light fixture in its installed environment and, based on the sensed location of the light and its environmental illumination pattern, identifying at least one LED retrofit fixture that may be used to replace the existing light fixture.

Abstract: A system and method are provided for normalizing a camera focal length. A perspective geometry estimator accepts a scanned image from a camera having an undefined focal length, and generates a normalized focal length estimate for the image. The normalized focal length estimate is compared to a normalized focal length density distribution. If the normalized focal length estimate meets a minimum threshold of probability, the normalized focal length estimate is selected and the image is processed using the selected normalized focal length estimate. If the normalized focal length estimate fails to meet the minimum threshold of probability, the image is processed using the highest probability prior normalized focal length from the normalized focal length density distribution.

Abstract: There is provided a control device that controls exposure of a first pixel group and a second pixel group disposed in a single imaging surface. The control device performs exposure control of the second pixel group independently of exposure control of the first pixel group in accordance with a designated focus position.

Abstract: To allow graders to make optimally looking content of HDR scenes for various rendering displays, we invented an image encoder (202) comprising: an input (240) for a high dynamic range input image (M_HDR); an image grading unit (201) arranged to allow a human color grader to specify a color mapping from a representation (HDR_REP) of the high dynamic range input image defined according to a predefined accuracy, to a low dynamic range image (Im_LDR) by means of a human-determined color mapping algorithm, and arranged to output data specifying the color mapping (Fi(MP_DH)); and an automatic grading unit (203) arranged to derive a second low dynamic range image (GT_IDR) by applying an automatic color mapping algorithm to one of the high dynamic range input image (M_HDR) or the low dynamic range image (Im_LDR). We also describe and interesting new saturation processing strategy useful in the newly emerging high dynamic range image handling technology.

Abstract: An image pickup apparatus (10) includes an image sensor (102) which photoelectrically converts an optical image formed via an image pickup optical system to output image data, an estimator (104a) which estimates a luminance value of a saturated pixel of the image sensor based on a single image corresponding to the image data, a setter (104b) which sets an exposure parameter based on the luminance value, and a controller (107) which performs photography based on the exposure parameter.

Abstract: RAW camera images may be processed by a computer system using either a particular application or a system level service. In either case, at least some parameters needed for the processing are preferably separated from the executable binary of the application or service, and are provided in separate, non-executable, data-only files. Each of these files can correspond to a particular camera or other imaging device. When a user of the system attempts to open a RAW image file from an unsupported device, the local system may contact a server for on-demand download and on-the-fly installation of the required support resource.

Abstract: Embodiments of the invention provide systems and techniques for analyzing an existing light fixture in its installed environment and, based on the sensed location of the light and its environmental illumination pattern, identifying at least one LED retrofit fixture that may be used to replace the existing light fixture.

Abstract: An image capturing apparatus comprises an image capturing unit, a memory configured to store image data that is output at a predetermined framerate from the image capturing unit, a write unit configured to write the image data to the memory, a readout unit configured to read out the image data stored in the memory, a display unit configured to display an image based on the image data read out by the readout unit, and a control unit configured to control reading out of the image data by the readout unit, wherein the control unit performs control such that a frame of image data read out by the readout unit differs between when electronic zoom is operating and when electronic zoom is not operating.

Abstract: An image-sensor structure is provided. The image-sensor structure includes a substrate with a plurality of photoelectric conversion units formed therein, a plurality of color filters formed above the substrate, wherein the color filters are divided into red color filters, green color filters and blue color filters, a plurality of microlenses correspondingly formed above the color filters, a transparent material layer formed above the microlenses, a first filter blocking infrared (IR) light formed above the transparent material layer, a second filter allowing transmission of visible light formed above the first filter, and a lens module formed above the second filter.

Abstract: An example system to capture digital images includes: a colposcope device configured to capture a digital image during a colposcopy procedure; and an image processing module programmed to digitally process the digital image, including: a filter module programmed to filter certain aspects of the digital image; and an overlay module programmed to allow the digital image to be annotated. In other examples, colposcope devices include: a cradle, the cradle being configured to hold a portable computing device, the cradle including an aperture; and an optical capture device, the optical capture device including a constant magnification lens system, the constant magnification lens system being configured to direct light through the aperture.

Abstract: Provided are an image processing device, an imaging device, an image processing method, and a program that can obtain image data subjected to appropriate multi-area white balance processing subsequently while reducing required storage capacity. A white balance gain is acquired for each pixel of original image data (S11). A white balance base value is determined (S12) and a white balance ratio indicating the ratio of the white balance gain to the white balance base value is acquired for each pixel of the original image data (S13). Each pixel value of the original image is multiplied by the white balance ratio to acquire processed image data (S14). Each pixel value of the processed image data is multiplied by the white balance base value to acquire image data in which the white balance gain is applied to each pixel of the original image data.

Abstract: An aberration correction apparatus includes an aberration information acquisition unit which acquires aberration information from an imaging lens; a spectroscopic characteristic information acquisition unit which acquires spectroscopic characteristic information of an imaging device which performs a photoelectric conversion of an optical image that is formed in the imaging lens; and an aberration information correction unit which performs a correction according to the spectroscopic characteristic information with respect to the acquired aberration information.

Abstract: An illumination source for a camera includes one or more LEDs, and an electrical circuit that selectively applies power from the DC voltage source to the LEDs, wherein the illumination source is suitable for handheld portable operation. In some embodiments, the electrical circuit further includes a control circuit for driving the LEDs with electrical pulses at a frequency high enough that light produced has an appearance to a human user of being continuous rather than pulsed, the control circuit changing a pulse characteristic to adjust a proportion of light output having the first characteristic color spectrum output to that having the second characteristic color spectrum output. Some embodiments provide an illumination source including a housing including one or more LEDs and a control circuit that selectively applies power from a source of electric power to the LEDs, thus controlling a light output color spectrum of the LEDs.

Abstract: A method is disclosed for improving the quality of photographs taken in low-light conditions by adjustment of shutter speed and digital gain based on a shutter prioritization value. Using a network of sensor, a digital camera processes various parameters, such as luminance of the scene and movement of the camera or of subjects within the scene, to compute a shutter prioritization value. The value is then used to select the most appropriate shutter speed and digital gain combination from a constant exposure curve. Higher prioritization values correspond to faster shutter speeds and higher digital gain. Lower prioritization values correspond to lower shutter speeds and lower digital gain. In further embodiments, the shutter prioritization value may be manually customized by a user in order to produce artistic effects.

Abstract: In one embodiment, a camera includes an image sensor within a camera housing that converts light entering the camera housing through an optical filter into digital image data. The optical filter can have a variable opacity. A processor in communication with the image sensor identifies operation settings for the optical filter and adjusts an opacity level of the optical filter over an exposure period in accordance with the operation settings for the optical filter. In addition, the processor modifies values of the digital image data based at least on the operation settings for the optical filter.

Abstract: An image sensor generates first digital samples and second digital samples during respective first and second sampling intervals, the first digital samples including at least one digital sample of each pixel of a first plurality of pixels, and the second digital samples including at least one digital sample of each pixel of a second plurality of pixels. A sum of the first digital samples is accumulated within a first counter as the first sampling interval transpires, and a sum of the second digital samples is accumulated within the first counter as the second sampling interval transpires.

Abstract: The disclosed technology relates to an electronic device configured to use the device's own display to provide an illumination source for front-facing image sensors and to a method of using the same. An electronic device for capturing a digital image using a front-facing image sensor and a digital display device includes a command input module configured to receive a command to capture the digital image, an illumination adjustment module configured to adjust the display device to an imaging illumination condition in response to the command, and a front-facing image sensor module configured capture the digital image using the front-facing image sensor under the predetermined illumination condition.