Fujitsu Corporation

Takushi Fujita

Toru Kamiwada

Takuya Sakamoto

Asako Kitaura

Mitsuaki Fukuda

Chikako Matsumoto

Hitoshi Matsumoto

Masaaki Oota

Yuichi Nagai

Waku Ooe

Shuro Shindo

Satoshi Sano

Eishi Morimatsu

Toshihiro Azami

Jun Kanetake

Yasuhiro Aoki

Ryosuke Miyata

Rie Hasada

Haruyuki Ishida

Ippei Kusakari

A camera height calculation method that causes a computer to execute a process, the process includes obtaining one or more images captured by an in-vehicle camera, extracting one or more feature points from the one or more images, identifying first feature points that exist over a road surface from the one or more feature points, and calculating a height of the in-vehicle camera from the road surface, based on positions of the identified first feature points.

Camera height calculation method and image processing apparatus

A non-transitory, computer-readable storage medium has stored therein a program for causing a processor to execute a process that includes: adjusting a difference between a first environment map created based on a feature of a given image among captured first time-series images and a second environment map created based on a feature of a given image among second time-series images captured separately from the first time-series images; comparing a position of an image related to a position and orientation calculated based on information on the first environment map with a position of an image related to a position and orientation calculated based on information on the second environment map, and calculating an adjustment value for adjusting a difference between the first environment map and the second environment map based on a result of the comparison.

Adjustment value calculation method

A region clipping method for clipping a region of a target object out of an image is performed by a computer. The method includes: referencing a memory storing three-dimensional positional information of the target object; and calculating, by using information on an imaging position for the image and orientation for the image, the region of the target object within the image from the three-dimensional positional information.

Region clipping method and recording medium storing region clipping program

A position estimation system includes one or more memories and one or more processors configured to acquire a first imaging position measured at a time of imaging a first image among a plurality of images imaged in time series, perform, based on a feature of the first image, calculation of a second imaging position of the first image, and perform, in accordance with a constraint condition that reduces a deviation between the first imaging position and the second imaging position, correction of at least one of the second imaging position or a three-dimensional position of a point included in the first image calculated based on the feature of the first image.

Position estimation system and position estimation method

A method for data collection includes: executing a specification process for identifying a first apparatus from among a plurality of first apparatuses; executing a requesting process that includes transmitting a request to the identified first apparatus; executing a recording process for recording, in a storage, a first identifier of the identified first apparatus when a second apparatus does not receive a response from the identified first apparatus within a predetermined time after transmitting the request; executing a decision process for deciding, in response to an access from any of the plurality of first apparatuses, whether an identifier of the any of the plurality of first apparatuses matches the first identifier stored in the storage; and executing, when the identifier matches the first identifier stored in the storage, a re-requesting process for re-requesting data to the any of the plurality of first apparatuses.

Method, apparatus, and system for data collection

A moving-object position estimating system includes: a moving-object position estimating terminal apparatus that estimates a position a moving object; and an information storing apparatus, wherein the moving-object position estimating terminal apparatus: acquires an image in surroundings of the moving object; obtains feature point information regarding feature points of the acquired image; obtains photography environment information in surroundings of the feature points; associates the feature point information with the photography environment information to set the first environment map information; transmits, to the information storing apparatus, a request for retrieving second environment map information corresponding to the photography environment information in the first environment map information and sending back the second environment map information; and compares the feature point information included in the second environment map information with the feature point information included in the first environment map information to estimate the position of the moving object.

Moving-object position estimating system, information processing apparatus and moving-object position estimating method

A method for driving support includes: collecting driving information from a terminal mounted on a vehicle driven by a driver, the driving information including data acquired by the terminal during the vehicle is driven by the driver; evaluating a degree of safe driving of the driver in accordance with the driving information; determining whether driving behavior of the driver varies based on the driving information when the driver is a person for whom a degree of safe driving is evaluated higher than a threshold; executing a determination process for determining that a road section identified by the driving information is in a condition turning into bad road when the driving behavior is determined as being varied in accordance with the driving information; and updating road surface condition information that indicates a road surface condition in the road section, based on a result of determination in the determination process.

System, apparatus, and method for driving support

A driving simulation apparatus includes an input unit that receives an input of an operation instruction, a vehicle simulation unit that calculates a position and an orientation of a vehicle in a virtual environment in real-time, a camera state calculation unit that calculates a viewpoint position and a viewing direction of a on-vehicle wide-angle camera based on the position and the orientation of the vehicle, and a wide-angle camera simulation unit. The wide-angle camera simulation unit includes an intermediate image rendering unit that generates multiple intermediate images by, for multiple intermediate projection planes that cover a given field of view from the on-vehicle wide-angle camera, performing perspective projection on the virtual environment from the viewpoint position and the viewing direction of the on-vehicle wide-angle camera, and a video rendering unit that generates a on-vehicle wide-angle camera video by deforming and compositing the intermediate images based on a parameter generated based on a lens characteristic of the on-vehicle wide-angle camera that has been recorded in advance.

Driving simulation apparatus, wide-angle camera video simulation apparatus, and image deforming/compositing apparatus

The object of the present invention can be achieved by a display controlling apparatus for displaying a plurality of information objects including an information object shown by a three-dimensional shape in a three-dimensional virtual space. In the display controlling apparatus, a view to display is determined based on a shape of the information object to observe by corresponding to a view movement instruction input by a user as if the view traces a surface of the shape. And display images of the plurality of information objects linked each other are generated based on the view. Then, the display images are displayed at a display unit so as to display the information objects corresponding to the view movement instruction.

Display controlling apparatus, information terminal unit provided with display controlling apparatus, and viewpoint location controlling apparatus

An information processing apparatus displays a plurality of linked items of content in a virtual space in accordance with field-of-view data. The information processing apparatus includes: first capturing means (S, S) for capturing link description data; second capturing means (S) for capturing content data associated with the description of an item of content contained in the captured link description data; image generating means (S, S) for generating an image of the item of content to be disposed in the virtual space, in accordance with the captured content data; and determining means for determining further data to be captured next in accordance with a condition contained in the captured link description data.

Efficient downloading of content data via network

The object of the present invention is, in a device control system that controls devices within a house, to reduce the effort required of a user during authentication, as well as to prevent unauthorized access by a third party. A device control system access restriction method includes the steps of accepting registration of terminal information for associating an identifier unique to an operating terminal with operating terminal access right, of accepting instruction information including operating terminal identifier and instruction signals relating to operations of a device, of determining the access right of an operating terminal based on the operating terminal identifier included in instruction information, and of controlling the device based on operating terminal access right and instruction signals relating to that device.

Device control system

In an image display system for changing a display of image data based on a visual field changing instruction, one or a plurality of visual field changing start region associated with a visual field changing operation, which defines display update processing contents of the image data, is displayed in a display window. When a pointer enters the visual field changing start region, the visual field changing operation associated with the visual field changing start region is activated, and the display of the image data is updated in accordance with the display update processing contents defined by the activated visual field changing operation, based on a relative movement amount of the pointer based on the position of the pointer at a time when the visual field changing operation has been activated. In the case where the pointer is moved to outside of the visual field changing start region corresponding to the activated visual field changing operation and is placed in the display window, the visual field changing operation is deactivated.

Visual field changing method

For easier access to a desired one of information objects for displaying by traversing links between them, an information processing apparatus includes holding means which holds content type specific intermediate data generating means and content type specific display image generating means both in an executable condition. The apparatus includes first means which causes the intermediate data generating means to generate intermediate data for displaying an information object in accordance with a geometric relation of the object to a visual field. The apparatus also includes second means which causes the display image generating means to generate a display image of the object from the intermediate data in accordance with the geometric relation of the object to the field. The intermediate data generating means and the display image generating means operate asynchronously with each other.

Displaying plural linked information objects in virtual space in accordance with visual field

A configuration is presented that enables viewing a plurality of data objects situated in a virtual space as the visual field defined in the virtual space is changed smoothly; and that at the same time enables: supplemental information in connection with displayed data objects to be displayed; information in connection with displayed data objects to be displayed in more detail; means for dialogue with a user to be provided in situations where required; and application programs linked to the display of information and associated with that information to be executed. Included are: a step of accepting virtual-viewpoint position changes; a step of continuously changing visual field based on the virtual-viewpoint position changes, and uninterruptedly changing the display of a data object positioned within the visual field; a step of determining whether a data object positioned within the visual field satisfies predetermined geometric conditions for the visual field; and in respect of a data object that satisfies the predetermined geometric conditions, a step of executing a process preset in that data object.

Information processing device and data object display method

An information processing apparatus displays a plurality of linked objects in a virtual three-dimensional space in accordance with field-of-view data. The information processing apparatus includes control means for generating images of the objects in accordance with the object data and in accordance with the field of view and rendering the generated images onto a two-dimensional frame. The control means hierarchically sorts the objects in accordance with link data which indicates links between the objects. The control means renders the image of one object and the image of another object to which the one object is linked, wherein the image of the other object is rendered before the start of or after the end of rendering the one object or between the start and the end of rendering.

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Kawasaki, Japan

Takushi Fujita