Abstract: A profile measuring method used to measure a profile of an object-under-test includes the following steps. A light source, a light-transmissive projection film, and an image capturing device are provided, where the light-transmissive projection film is located between the light source and the image capturing device. The object-under-test is placed between the light source and the light-transmissive projection film, and a light beam is provided toward the light-transmissive projection film by the light source, to form an object-under-test projection of the object-under-test on the light-transmissive projection film. An image of the object-under-test projection is captured by the image capturing device, to obtain a projection size of the object-under-test projection. A measuring size of the object-under-test is calculated according to the projection size of the object-under-test projection. In addition, a profile measuring apparatus and a deformation detecting apparatus are also provided.

Abstract: The present invention provides an eye-controlled password input apparatus, which comprises a display device to display a password menu, an image capturing device to capture an user's eye region image, a memory unit to store at least one preset password and a corresponding account number, a control unit to generate the password menu according to the preset password, and an image processing unit. The image processing unit obtains a plurality of reference objects from the eye image so as to recognize the eye movement direction and to confirm password input. After input a character of the password, the display device generates another password selection menu for the user to input another password character until the password input program is completed.

Abstract: A method, an apparatus and a computer program product for positioning pupil are provided. A pupil contour is obtained from a pupil image after the pupil image is obtained. And an ellipse feature is obtained according to curvature information of the pupil contour, and then a sight direction is determined according to the ellipse feature.

Abstract: An identity verification method and an identity verification apparatus are provided. A face image sequence of a user is analyzed to determine whether a biological feature conforms to a preset feature. An input interface is displayed after the biological feature conforms to the preset feature. An eye tracking detection is executed for a face image sequence to detect a blinking movement of the user. And a mental verification is executed by using the blinking movement. The invention combines the biological feature with the eye tracking detection for identity verification. The invention not only tightens security but also diversifies operation.

Abstract: An identity verification method, apparatus and system and a computer program product are provided. An eye movement tracking algorithm is executed for a face image sequence of a user to detect an eye movement status of the user. A password string is input through the input interface based on the eye movement state to start an eye movement verification procedure. And an autonomous determination procedure is executed based on the eye movement state to determine whether a user is in an autonomous state. When it is determined that the user is in the autonomous state, an operation procedure is started. When it is determined that the user is in a non-autonomous state, a warning signal is generated and the operation procedure is started.

Abstract: A method and an apparatus for recording reading behavior are provided. A movement trajectory of a user's eye is tracked based on an eye-tracking procedure, so as to calculate reading time of a gazing part of an electronic document when it is detected that sight of an eye leaves the gazing part, or when it is detected that the eye keeps gazing the electronic document and reading of the gazing part is finished. And the reading time is recorded to a storage space corresponding to the gazing part.

Abstract: A network authentication method and a system based on an eye tracking procedure are provided. An image capturing unit of a user terminal captures a face image sequence of a user, and transmits the face image sequence to a server terminal such that the server terminal executes an authentication procedure to return an authentication result. The user terminal executes an eye tracking procedure based an eye movement of the user. The user terminal transmits an emergency signal to the server terminal if the user terminal determines that an emergency mode is triggered during the eye tracking procedure.

Abstract: A method and an apparatus for detecting blink are provided. After obtaining an eye image sequence of a user, a currently analyzed image and a previously captured image are obtained from the eye image sequence and reflective regions of the currently analyzed image and the previously captured image are filtered, wherein the brightness values of pixels included in the reflective regions are higher than a brightness threshold. Difference pixel amount between the currently analyzed image and the previously captured image is calculated so as to determine whether the user blinks according to the difference pixel amount.

Abstract: The present invention relates to an eye searching method and an eye state detection apparatus and an eye searching apparatus using the same. The method comprises the steps of: defining each center point of two nostrils from a face image; computing a distance D between the two center points of the two nostrils and a midpoint between the two center points of the two nostrils; determining a reference point that has a horizontal distance k1×D and a vertical distance k2×D spaced apart from the midpoint, wherein k1=1.6˜1.8, k2=1.6˜1.8; and defining a rectangle around the reference point as its center, wherein the rectangle has a width and a length greater than the width, and the rectangle surrounds the eye of the face image. Accordingly, the present invention can quickly and accurately find out a certain part of the eye from the face image.

Abstract: A device for generating signal by detecting facial movement and operating method thereof is provided, which includes: an image capture unit, and a processing unit. The image capture unit for obtaining an image series. The processing unit receives the images series from the image capture unit, wherein the processing unit includes an image background removal module, an image extracting module, and a comparator, wherein the image background removing module processes each of the image series respectively to obtain a facial image, wherein the feature location module determines a location of a pair of nostrils in the facial image, defines a mouth searching frame, and acquires a data of mouth movements through the mouth searching frame, wherein the comparator compares the data of mouth movements with predetermined facial information, and generates a designated signal according to the comparison result.

Abstract: A method and an apparatus for marking electronic document are provided. An image sequence of a user is captured by an image capturing unit, and an eye tracking procedure, a nod detecting procedure and a blink detecting procedure are executed for analyzing the image sequence. A first position on the electronic document where a current sightline of the user falls when the user performs a first specific action is obtained, and a marking action is executed for marking the electronic document along with a movement trajectory of the user's eyes starting from the first position. A second position on the electronic document where the current sightline falls when the user performs a second specific action is obtained, and the marking action is finished at the second position.

Abstract: A method and an apparatus for marking electronic document are provided. An image sequence of a user is captured by an image capturing unit, and an eye tracking procedure, a nod detecting procedure and a blink detecting procedure are executed for analyzing the image sequence. A first position on the electronic document where a current sightline of the user falls when the user performs a first specific action is obtained, and a marking action is executed for marking the electronic document along with a movement trajectory of the user's eyes starting from the first position. A second position on the electronic document where the current sightline falls when the user performs a second specific action is obtained, and the marking action is finished at the second position.

Abstract: In duration of operating a vending machine, the vending machine can only provide a consumer with a simple service and cannot interact with the consumer. The vending machine is lack of and interactive feeling capable of catching the consumer's eyes and lets the consumer feeling novel and interesting, so that a sales volume of products cannot be raised. A vending apparatus and a product vending method of the invention can detect a consumer's operation by using a detector and a currency collecting device, and display a corresponding image on a screen according to the consumer's operation. Moreover, delivery of an actual object is in accordance with an image of object delivery, such that the consumer can smoothly feel the interactive feeling when purchasing products. Accordingly, the vending apparatus provides the consumer with a novel and interactive pattern, so as to elevate the consumer's purchase desire.

Abstract: During shopping, a customer usually needs a shop clerk to provide a consulting service for understanding product information. However, a selling approach of the shop clerk may cause the customer to feel pressure. Moreover, due to the limited space, it is impossible to lay out all products in the store for the customer's selection. An information displaying apparatus for objects and a method thereof, provided by the invention, detect an operation of the customer by a motion detector and display an interactive image corresponding to the operation by a screen for providing abundant product information. Accordingly, the information displaying apparatus displays all products and sufficient product information in a limited space, and creates a relaxing and convenient shopping environment for increasing the customer's desire to purchase.

Abstract: A method and an apparatus for recording reading behavior are provided. A movement trajectory of a user's eye is tracked based on an eye-tracking procedure, so as to calculate reading time of a gazing part of an electronic document when it is detected that sight of an eye leaves the gazing part, or when it is detected that the eye keeps gazing the electronic document and reading of the gazing part is finished. And the reading time is recorded to a storage space corresponding to the gazing part.

Abstract: A playing method and an electronic apparatus are provided. The method includes analyzing an image captured from an image capturing unit to detect whether the image includes a body image; when the image including the body image is detected, calculating a relative distance between the body image and a display unit; when the relative distance is less than or equal to a preset distance, playing a special effect object in the display unit; and transforming a dynamic effect of the special effect object according to a movement information of the body image.

Abstract: The present invention provides a pointing-direction detecting device, comprising an image capturing unit for capturing a user's image to acquire the user's skeleton data in the world coordinate system; and a processing unit connected to the image capturing unit. The processing unit comprises an image analyzing module and a pointing-direction analyzing module. The image analyzing module acquires the skeleton data from the image capturing unit and captures an upper limb image of the skeleton data to obtain respectively a hand-terminal region and an elbow or shoulder region. The pointing-direction analyzing module obtains the hand-terminal region and the elbow or shoulder region from the image analyzing module to identify through calculation a hand-terminal position and an elbow or shoulder position, obtaining a pointing-direction vector from the hand-terminal position and the elbow or shoulder position for calculating the intersection of the extension of the pointing-direction vector and the target plane.

Abstract: A dynamic image analyzing system is provided, comprising: a photographing unit for taking pictures to acquire image, and a processing unit. The processing unit includes a space information analyzing module, a virtual frame forming module, and a transforming module. The space information analyzing module is used to acquire space information of user at the world coordinate system. The virtual frame forming module is used to access the space information of user at world coordinate system and to span a virtual operating frame in front of user, wherein the virtual operating frame comprises a plurality of projecting coordinate systems disturbed in front of user, between two projecting coordinate systems has an angle, and the projecting coordinate systems are sequentially sorted into a semi-arc surface. The transforming module is used to compute the position of user's hands at the world coordinate system into the projecting position at the projecting coordinate systems.

Abstract: A control system for a display screen, an input apparatus and a control method are provided. An image capturing unit is used to continuously capture an image toward a first side of a display apparatus, and a processing unit is used to execute an image analyzing process for the captured image. The image analyzing process includes the following steps. Whether an object enters an initial sensing space located at the first side is detected. A virtual operating plane is established according to a location of the object when the object enters the initial sensing space is detected, wherein a size of the virtual operating plane is proportioned to a size of the display screen. A movement information of the object in the virtual operating plane is detected for controlling content of the display screen through the movement information.