Abstract: An eye gaze detection apparatus includes a plurality of illuminators each including a light source for emitting light and disposed symmetrically with respect to a predetermined position, a plurality of imaging units each disposed at an inner or outer position with respect to the plurality of illuminators, a position detector configured to detect a first position indicating a pupil center and a second position indicating a corneal reflection center based on an image of an eyeball of a subject, the image being captured by the imaging unit with the light emitted by the illuminator, and a calculator configured to calculate a fourth position indicating a corneal curvature center, based on the predetermined position, a third position on a display, the first position, and the second position.

Abstract: A method for improving the performance of recognition by increasing the rate of recognition include executing a specific application, acquiring a user image from a camera while the specific application is executed, collecting a candidate group of non-contact type recognition patterns for an execution screen of the specific application by recognizing at least one of a user's face, eye and hand from the user image, determining an effective value from the collected candidate group of non-contact type recognition patterns, and updating a predefined default value by applying the determined effective value to the predefined default value. An electronic device for improving the performance of recognition and other embodiments also are disclosed.

Abstract: Active vision system comprising: first and second customizable ophthalmic lenses (22) having an electrically variable occultation between substantially transparent and substantially obscured states; identification device (32) adapted for identifying whether the wearer's viewing state is in a near vision viewing state when wearing the customizable ophthalmic lenses; and processor (40) configured to: switch the electrically variable occultation of one of the customizable ophthalmic lenses (22) from the first to the second light occultation states when a near vision viewing state (NVVS) is identified by the identification device while at the same time the other lens is in the transparent state; and control the electrically variable occultation of the customizable ophthalmic lenses (22) such that they are in the first light occultation state when the wearer's viewing state is identified as being different from a near vision viewing state (NVVS) by identification device (32).

Abstract: A method for tracking eye movement is provided. One embodiment of the method includes receiving a first measurement from a first sensor configured to detect a gaze location, determining an initial gaze location based at least on the first measurement, receiving at least one of eye motion amplitude and eye motion direction measurement from a second sensor, and determining an estimated gaze location based at least on the initial gaze location and the at least one of eye motion amplitude and eye motion direction. Systems perform similar steps, and non-transitory computer readable storage mediums each store one or more computer programs.

Abstract: The present invention relates to a method for detecting a defective zone of a retinal nerve fiber layer (hereinafter, referred to as a RNFL), wherein a green channel image is extracted from an acquired fundus image, and polar coordinate conversion is conducted with reference to the center of a detected optic disc with regard to the image, thereby detecting a defective area of the RNFL.

Abstract: Devices and methods are provided for eye-tracking, e.g., including a freeform optical assembly and/or a modular design. In an exemplary embodiment, a device and method are provided that includes a wearable device on a user's head, the wearable device including a scene camera oriented to capture images of the user's surroundings. The user may perform a predetermined action with the user's eye to activate a photo feature of the wearable device, gaze at a region within the user's surroundings, the wearable device determining a focal point and limited field-of-view for the camera imaging field based on the center point, and activate the camera to capture an image of the limited field-of-view centered around the focal point.

Abstract: Systems, devices, and methods are described for the assessment, screening, monitoring, or diagnosis of developmental or cognitive conditions, including autism spectrum disorders (ASD) by analysis of eye tracking data generated from feedback received as a result of display of specific predetermined visual stimuli to a subject or patient. Subsequent to a calibration phase, a testing procedure is performed by presenting predetermined stimuli (e.g., videos) to a subject via a display device. Eye tracking data (from the subject moving his or her eyes in response to predetermined movies or other visual stimuli) are collected. During the data collection period, the system periodically presents targets to reflexively elicit the subject's gaze. These data are used to later verify accuracy. Analysis of the subject's viewing patterns during these stimuli is used for the assessment, screening, monitoring, or diagnosis of developmental or cognitive conditions such as ASD.

Abstract: The present systems and methods provide a mechanism to assess viewer behavior, features of stimuli, and the interaction between viewer behavior and stimuli. The systems and methods described herein for quantifying blink response and blink inhibition provide moment-by-moments measurements of viewer engagement by measuring what is or is not engaging enough to warrant viewers' inhibition of blinking. The present disclosure describes measures of visual scanning, eye movements, blink data, and blink timing data to derive a measure of how engaged a person is with what he or she is looking at. Blink-related data as a measure of viewer engagement provides a mechanism for determining the most engaging spatial and temporal aspects of a stimulus.

Abstract: An information processing apparatus includes: a gaze position detection section that detects a gaze position of a user with respect to a display screen; a position information acquisition section that acquires position information of the user; and a control section that judges, based on the detected gaze position, a scene and an object in the scene that the user focuses in a content displayed on the display screen, and generates search information from the judged object and the acquired position information.

Abstract: An improved eye tracker system and methods for detecting eye parameters including eye movement using a pupil center, pupil diameter (i.e., dilation), blink duration, and blink frequency, which may be used to determine a variety of physiological and psychological conditions. The eye tracker system and methods operates at a ten-fold reduction in power usage as compared to current system and methods. Furthermore, eye tracker system and methods allows for a more optimal use in variable light situations such as in the outdoors and does not require active calibration by the user.

Abstract: Systems, methods, and computer-readable media are disclosed for capturing, over the course of a sports match, gaze data for each participant on a team, identifying a team-level key performance indicator (KPI) associated with a sports domain to which the sports match corresponds, and generating KPI data corresponding to the KPI. A graph may then be constructed based at least in part on the KPI data, where each node in the graph may represent a player on the team or an object of interest, and each edge connecting adjacent nodes may be weighted to indicate a degree of interaction between the nodes connected by the edge. KPI data may be aggregated across multiple sports domain KPIs and analyzed to assess team performance characteristics during the sports match. Report data indicative of team performance for different game scenarios, and optionally including recommendations for improving team performance in such scenarios, may be generated.

Abstract: An apparatus for covering eyes of a human includes: an eye piece configured for covering one of the eyes of the human; and an eye patch configured for covering the other one of the eyes of the human; wherein the eye piece and the eye patch are configured for preventing transmission of visible light; and wherein the eye piece comprises a region that is transparent for electromagnetic radiation with a wavelength range outside a visible range.

Abstract: Eye tracking systems and methods include such exemplary features as a display device, at least one image capture device and a processing device. The display device displays a user interface including one or more interface elements to a user. The at least one image capture device detects a user's gaze location relative to the display device. The processing device electronically analyzes the location of user elements within the user interface relative to the user's gaze location and dynamically determine whether to initiate the display of a zoom window. The dynamic determination of whether to initiate display of the zoom window may further include analysis of the number, size and density of user elements within the user interface relative to the user's gaze location, the application type associated with the user interface or at the user's gaze location, and/or the structure of eye movements relative to the user interface.

Abstract: A system that includes a laser, a three-dimensional (3D) camera, a memory, and a processor. The processor is configured to determine the position of a first teat candidate relative to a second teat candidate, assign the first teat candidate and the second teat candidate as a left teat candidate or right teat candidate, and receive a teat identifier for a target teat. The processor is configured to determine whether the left or right teat candidate is within a teat location range of the target teat and to link the teat identifier with the left teat candidate or right teat candidate based on the determination.

Abstract: A device for controlling a lens for adjustable vision correction is provided. The device, e.g., a smartphone, comprises circuits to determine if a user of the device is gazing at the device, and, if the user is gazing at the device, to determine a distance between the eye and the device, and to control the lens to adjust its focal length based on the determined distance. Thereby, the lens is adjusted only if required, i.e., if the user is gazing at the device. The circuits may be suitable for correcting presbyopia if the user is gazing at a device located at close distance, and alleviate the need for the user to actively operate a switch or move her head for adjusting the focal length of her lenses.

Abstract: Aspects of the present disclosure relate to eye tracking systems and methods which track eyes by illuminating the eyes using a light source and detecting the eye illuminations using a sensor. Implementations of the present disclosure may utilize a light source with a dynamic lighting position to account for changes in lighting conditions during the tracking which interfere with detection of the eye illuminations, such as reflections in glasses which may obscure a user's eyes.

Abstract: A system and method of detecting eye movements of a subject for the diagnosis of neurological disorders. The method includes tracking eye movements of the subject, identifying microsaccades from the tracked eye movements, and characterizing microsaccade dynamics of the identified microsaccades to determine one or more parameters, such as microsaccade direction, microsaccade velocity, microsaccade magnitude, microsaccadic peak velocity-magnitude relationship, microsaccade duration, and infersaccatic intervals. The method also includes comparing the one or more determined parameters with a corresponding control parameter, assessing the comparison to determine differences between the one or more determined parameters and the corresponding control parameters, and generating a report including the diagnosis of neurological disorder based on the assessment.

Abstract: Systems and methods for monitoring physiological monitoring systems are described herein. A communication interface module can be configured to receive from a physiological monitoring system first data based on a snapshot taken of a status of the physiological monitoring system at a first time. A memory module can be configured to store the first data and a baseline associated with the physiological monitoring system. A processor module can be configured to compare the first data with the baseline and to generate a notification if the first data deviates from the baseline by a predetermined amount. A display module can be configured to display a physical location of a plurality of physiological monitoring systems and display the notification.

Abstract: A computer apparatus is associated with a graphical display presenting at least one GUI-component adapted to be manipulated based on user-generated commands. An event engine is adapted to receive an eye-tracking data signal that describes a user's point of regard on the display. Based on the signal, the event engine produces a set of non-cursor controlling event output signals, which influence the at least one GUI-component. Each non-cursor controlling event output signal describes a particular aspect of the user's ocular activity in respect of the display. Initially, the event engine receives a control signal request from each of the at least one GUI-component. The control signal request defines a sub-set of the set of non-cursor controlling event output signals which is required by the particular GUI-component. The event engine delivers non-cursor controlling event output signals to the at least one GUI-component in accordance with each respective control signal request.

Abstract: The embodiments herein provide an eyewear with an improved structure for temple. The eyewear comprises a cellular communication module and a push button mounted in the pair of temples. The cellular communication module is configured to provide wireless communication between the eyewear and a computing device for tracking GPS location coordinates of the eyewear. The eyewear is tracked by the computing device using an identification number programmed in the cellular communication module. The eyewear is tracked by identifying GPS location coordinates of the eyewear using an eyewear detecting application in the computing device. Further, the push button is configured to make emergency calls to a plurality of emergency contact numbers programmed in the cellular communication module. The push button enables to make an emergency call during an emergency occurred to the user of the eyewear.

Abstract: A virtual-reality system includes a head-mounted display system comprising an eye tracker and a display screen comprising an array of pixels. The virtual-reality system monitors movement of a user's eye using the eye tracker. A first plurality of frames for virtual-reality images is displayed on the display screen using a first persistence in accordance with a first display mode. The persistence is a percentage of a frame duration during which the array of pixels is activated. While displaying the first plurality of frames in accordance with the first display mode, a saccade of the user's eye is detected. In response to detecting the saccade, the virtual-reality system switches from the first display mode to a second display mode having a second persistence that is greater than the first persistence. In the second display mode, a second plurality of frames for the virtual-reality images is displayed using the second persistence.

Abstract: A method of displaying information includes presenting representations of information in a manner accounting for independent cognitive capacities corresponding to a subject's left and right halves of visual space. Weightings of importance may be assigned to the information and used to display the representations in the left half or the right half of the visual space with zero or few other representations. Presenting the representations can also include inspecting content of the information and determining a position on a display to present the content as a function of the information previously, currently, or in the future displayed on the display. In a display system, a presentation unit is configured to present, e.g. generate, representations of information in a manner accounting for the independent cognitive capacities, and a display unit is configured to display the representations. Displaying information can include arranging physical objects in locations of a subject's expected visual space.

Abstract: Methods and systems for processing input from an image-capture device for gesture-recognition. The method further includes computationally interpreting user gestures in accordance with a first mode of operation; analyzing the path of movement of an object to determine an intent of a user to change modes of operation; and, upon determining an intent of the user to change modes of operation, subsequently interpreting user gestures in accordance with the second mode of operation.

Abstract: An eye gaze detecting device includes: a memory configured to store position information regarding a specific position where a specific object is located; and a processor coupled to the memory and configured to: identify an eye gaze position regarding the subject in an image for each of a plurality of images including the image, and calculate a correction value based on the position information and a plurality of eye gaze positions including the eye gaze position, the correction value causing the plurality of eye gaze positions to match the specific position.

Abstract: Devices and methods are disclosed for detecting a focus of at least one viewer as being directed to a particular region of a video display. A first portion of a frame of video for presentation in the region of the viewer's focus is processed differently than another portion of the frame of video related to a region that is not part of the viewer's focus.

Abstract: Systems and methods are described relating to detecting an indication of at least one attribute of an individual; accepting sensor data about the individual; and presenting a set of health care options at least partially based on the detecting an indication of at least one attribute of the individual and the accepting sensor data about the individual.

Abstract: A system for refereeing a sports match including a portable processing device for compiling data associated with the sports match and eyeglasses including data display means for displaying the data associated with the sports match to a wearer of the eyeglasses.

Abstract: An apparatus for tracking eye gaze includes a capacitive sensor array having a plurality of capacitive sensors. The capacitive sensor array is configured to detect eye movement based at least on a proximity of the plurality of capacitive sensors to a part of an eye of a user (e.g., a bulge in the cornea). A frame of the apparatus is configured to be worn on a head of the user and configured to support the capacitive sensor array positioned in front of the eye. A control circuit of the apparatus is configured to receive signals from the capacitive sensor array. A body electrode of the apparatus is positioned on the frame and electrically connected to the control circuit, the body electrode configured to establish an electrical connection with a body of the user. A conductive line of the apparatus connects the body electrode to the control circuit.

Abstract: A text-reading device includes: a visual line direction detection device for a driver; a memory that stores the visual line direction when the driver looks at a display device; a gaze determination device that determines that the driver gazes the display device when a state that the detected visual line direction coincides with the stored visual line direction continues for predetermined time or longer; a voice conversion device that outputs text information of the display device as a voice signal based on an instruction; and a reading control device that inputs the instruction when the driver gazes the display device while the display device displays the text information, and the vehicle starts to move.

Abstract: Method for measuring the visually-induced postural instability of a person is described, the method comprising a display providing step (S1) during which a visual display device is provided. The display device is arranged so as to display a dynamic visual pattern in at least 50% of the lower half of the visual field of the person, leaving an upper half of the visual field of the person free. The method also comprises a display step (S2) during which a dynamic visual pattern is displayed on the visual display device. The method further comprises a measuring step (S3) during which a parameter representative of the postural instability is measured when the person is gazing at a fix target straight in front while having the dynamic visual pattern displayed on the visual display device.

Abstract: A gaze tracking method, system, and non-transitory computer readable medium for tracking an eye gaze on a screen of a device including a fixed camera, include calculating a parametric equation of an eye gaze vector passing through a pupil of a user and an eye ball center of the user, computing a first angle of the screen with respect to a fixed plane relative to the screen based on a preset angle of the screen and an object, calculating a current plane of the screen based on the first angle and a position of the fixed camera with respect to the screen, and calculating an intersection of the eye gaze vector calculated by the calculating the parametric equation with the current plane equation calculated by the calculating the current plane.

Abstract: The present invention provides a pulse wave velocity measurement method and system as well as an imaging device available for everyday use by general users at low cost with measurement accuracy less affected by posture or the like. The present invention simultaneously images different parts of a human body in a non-contact state by a single visible light camera and acquires continuous time series image data. Then, the present invention detects each pulse wave from the image data in the different parts of the human body based on a temporal change in pixel value of the different parts of the human body, and then calculates a pulse wave velocity of the human body based on a time difference between the pulse waves in the different parts of the human body.

Abstract: Eye prescriptions may be determined by providing a simple, easy to use, portable device with a specially configured targeting light source that aligns the eye, mitigates accommodation, and provides accurate results. Unlike stationary, closed view autorefractors, this device typically is portable, self-usable, relatively inexpensive, enabling more widespread use across the world.

Abstract: Systems and methods are disclosed for assessing the function of parts of one or more sensory fields of a subject. Pupillary responses to at least two clustered ensembles of stimuli presented to predetermined portions of the sensory fields to be tested are measured. Each cluster comprises individual stimuli presented at locations across the sensory field, where the locations are defined on appropriate axes for the tested sensory fields. The method comprises: presenting statistically independent sequences of selected individual stimuli from the two or more clustered stimulus ensembles to a sensory field of a subject, thereby evoking pupillary responses in at least one pupil of the subject; detecting responses of the pupil or pupils evoked by the stimuli using at least one sensor; and processing the detected responses to relate the detected response to the sensory function of each component part of the sensory field.

Abstract: A system for eyesight diagnosis may include a vision test unit and a controller. The vision test unit may include at least one eye movement tracking unit configured to track the movement of a portion of the eye, at least one screen for visual stimulation and a shuttering unit configured to controllably block the field of view (FOV) of each eye separately. The controller may be configured to: display to a patient a first visual stimulation on the at least one screen, cause the shuttering unit to block the FOV of a first eye of the patient while unblocking the FOV of a second eye, receive a first signal indicative of the second eye movement of the patient from the at least one eye movement tracking unit and diagnose the patient's eyesight based on the received first signal.

Abstract: Aspects of the present invention relate to methods and systems for imaging, recognizing, and tracking of a user's eye that is wearing a HWC. Aspects further relate to the processing of images reflected from the user's eye and controlling displayed content in accordance therewith.

Abstract: Embodiments of this invention generally relate to systems and methods for eye imaging, and more particularly to measuring the size and position of the lens capsule and of the implanted intraocular lens. In one embodiment, a method for measuring the size and position of the lens capsule and of the implanted intraocular lens comprises generating and emitting one or more light beams at an angle adjacent to the eye, generating one or more eye images, and detecting the position and/or boundary of a lens capsule from its shadow casted by reflected light on the iris.

Abstract: A virtual reality goggle includes a goggle shaped body having multiple cameras mounted thereon. A display is supported by the goggle shaped body. A support extends between sides of the goggle shaped body and includes multiple cameras. Circuitry is coupled to receive video from the multiple cameras, the video comprising a composite field of view of approximately 360 degrees about the goggle, the circuitry to couple to a wireless communication device to transmit the received video to networked processing services, and to receive stitched stereoscopic three dimensional virtual reality video from the networked processing services, the circuitry further coupled to provide the received stitched stereoscopic three dimensional virtual reality video for display.

Abstract: Aspects of the present invention relate to methods and systems for imaging, recognizing, and tracking of a user's eye that is wearing a HWC. Aspects further relate to the processing of images reflected from the user's eye and controlling displayed content in accordance therewith.

Abstract: A method for determining at least one optical conception parameter for a progressive ophthalmic lens intended to equip a frame of a wearer, depending on the visual behavior of the latter. The method comprises the following steps: a) collecting a plurality of behavioral measurements relating to a plurality of gaze directions and/or positions of the wearer during a visual task; b) statistically processing said plurality of behavioral measurements in order to determine a zone of use of the area of an eyeglass fitted in said frame, said zone of use being representative of a statistical spatial distribution of said plurality of behavioral measurements; and c) determining at least one optical conception parameter for said progressive ophthalmic lens depending on a spatial extent and/or position of the zone of use.

Abstract: A safety device is provided for motorcycle riders, including a safety helmet and a camera device which is situated on the safety helmet, the safety helmet having a facial area in which the face of a user of the safety helmet is situated when used as intended. It is provided that the camera device is situated on the safety helmet in such a way that it at least partially detects the facial area, the camera device being connected to at least one warning device which outputs a warning as a function of data collected by the camera device.

Abstract: Technologies for gaze tracking by ambient light include a mobile compute device to capture a first image of a user of the mobile compute device by a first camera and a second image of a real-world environment of the mobile compute device by a second camera. The mobile compute device determines a physical location of a light source relative to the mobile compute device based on the second image and identifies a first and second corneal reflection in an eye of the user captured in the first image. The mobile compute device determines, based on the physical location, a first correspondence between the first corneal reflection and the light source and a second correspondence between the second corneal reflection and an image displayed on a display of the mobile compute device. Further, the mobile compute device performs gaze tracking based on the first correspondence and the second correspondence.

Abstract: A system to improve vestibulo-ocular reflex (VOR) includes a display device; a head motion detector, the head motion detector being configured to detect at least one of a first angular rotational rate of a subject's head or a first acceleration of said subject's head in a first direction; a signal conditioner in communication with the head motion detector; a first gain control in communication with the signal conditioner; a second gain control in communication with the signal conditioner; a motion controller in communication with the display device and the first gain control and the second gain control; and a head motion-inducing device configured to induce a head motion on the subject. The head motion-inducing device includes a motor configured to rotate a head of the subject based on an instruction produced by a data processor.

Abstract: Apparatus, systems and methods configured for tracking head and eye movement are disclosed. In one example, an apparatus comprises an imaging sensor, a spatial orientation sensor and a computing device comprising a processor and a memory communicatively coupled with the processor. The imaging sensor is configured for capturing and recording images of an eye of a user when the user stares at a gaze point and rotates a head of the user about a first axis and about a second axis that is orthogonal to the first axis. The spatial orientation sensor is coupled to the imaging sensor such that the imaging sensor has a fixed position and a fixed orientation relative to the spatial orientation sensor and is configured for generating outputs during the rotations of the head of the user, wherein each of the outputs corresponds to one of the images of the eye.

Abstract: The invention refers to eye technology and in particular a system and method for the characterization of eye fixation. The invention further refers to a system and method for the determination of parameters of eye fixation and saccadic motions. The system and method may be used to diagnose and evaluate reading difficulties for ascertaining how much benefit an individual would derive from an intervention with an expert, i.e. after treatment.

Abstract: Aspects of the present invention relate to methods and systems for imaging, recognizing, and tracking of a user's eye that is wearing a HWC. Aspects further relate to the processing of images reflected from the user's eye and controlling displayed content in accordance therewith.

Abstract: Calibration of gaze tracking equipment is described, for example, in a desktop computing scenario. In various examples, an explicit calibration phase is carried out, optionally followed by an implicit calibration phase. In examples, the explicit calibration phase comprises requesting and receiving user manual input events associated with specified locations and measuring gaze associated with the manual input events. In examples, the implicit calibration phase is carried out without disturbing other activity of a user in the desktop computing environment, such as operating a graphical user interface. In various examples calibration data is stored in a plurality of buffers and used to control switching between explicit and implicit calibration phases.

Abstract: A user is authenticated based on user features that can be captured by a camera, such as facial features or eye features. In order for the user to be authenticated, an image is captured of the user while the user is within an interaction zone, which is an area that is within both a field of view of the camera and a suitable distance range from the camera. If the user is not within the suitable distance range from the camera, then feedback is provided indicating that the user is not within the suitable distance range from the camera. Various feedback can be provided, such as one or a combination of audio, visual, and haptic feedback. The feedback notifies the user that an adjustment is to be made to the location of the user and/or the camera in order for the user to be within the interaction zone.

Abstract: The present invention relates to a method for determining the direction in which a user is looking, which includes acquiring images of the eye, in particular by means of an optical sensor, the method including: a) a first processing of the images, yielding information on the orientation of the eye according to the observation of an area of the eye in which the aspect varies with the rotation of the eye; and b) a second processing of the images, yielding information on the kinematics of the eye by comparing at least two consecutive images; method in which information is generated relating to the direction in which the user is looking relative to the head of the user, at least according to the information supplied by the first and second processes.

Abstract: Systems and methods for assessing vision and correcting vision problems are provided. A head-mountable virtual reality display controlled via a computing device can be worn by a user to display virtual reality images to the user. The images can be displayed as part of an interactive and engaging activity that can be used to determine a value of a certain parameter of the user's eyes. The activity can also be intended as a treatment procedure during which user's eyes are trained to perceive objects having certain properties that unassisted eyes of the user are normally not able to perceive. User input is acquired to determine user's perception of the displayed virtual reality images. The computing device can be a smartphone configured to perform the vision tests or treatment under control of a remote computing device operated by a trained clinician.