Canon Kabushiki Kaisha

Canon U.s.a., Inc.

The Brigham and Women's Hospital, Inc.

Kazufumi Onuma

Takahisa Kato

Nobuhiko Hata

Brian Ninni

Kemal Tuncali

Mitsuru Maeda

Kazunari Fujii

Hideta Nishizawa

Sang-Eun Song

Peter Tia

Taku Ogasawara

Koji Okabe

Yasumichi Arimitsu

Yuya Ota

Hironao Ito

Junichi Tokuda

Lydia G Olson

Hinako Funaki

Hidekazu Kamei

An information processing apparatus includes a management unit configured to acquire a plurality of material data for use in generation of a virtual viewpoint image based on a plurality of images captured with a plurality of cameras by imaging an object, the plurality of material data including first material data and second material data different from the first material data, and a transmission/reception unit configured to output, to a device, material data that has been selected from among the plurality of acquired material data based on information for identifying a format of material data processable by the device.

Information processing apparatus, information processing method, and storage medium

A generation apparatus includes following units. A first acquisition unit acquires a first virtual viewpoint image generated based on a plurality of images captured by a plurality of image capturing apparatuses, and a first virtual viewpoint in a three-dimensional space including an image capturing space captured by the plurality of image capturing apparatuses. A second acquisition unit acquires a second virtual viewpoint image generated based on the plurality of captured images, and a second virtual viewpoint arranged with respect to a predetermined surface in the three-dimensional space and the first virtual viewpoint. A generation unit generates a third virtual viewpoint image corresponding to the first virtual viewpoint and including an image indicating a state where an object in the image capturing space is reflected on the predetermined surface, based on the first virtual viewpoint image, and the second virtual viewpoint image.

Generation apparatus, generation method, and storage medium

To make it possible to obtain a natural image in which a foreground object included in a two-dimensional image and a background object included in a three-dimensional computer graphics space are in harmony with each other. A two-dimensional image, corresponding to a specific viewpoint, including a foreground object, a parameter specifying a condition at the time of obtaining the two-dimensional image, and position and shape data representing a three-dimensional position and a shape of the foreground object included in the two-dimensional image are obtained. Then, an image including the foreground object and a background object is generated by arranging a screen based on the position and shape data in a computer graphics space including the background object and projecting the image of the foreground object included in the two-dimensional image.

Image processing apparatus, image processing method, and storage medium for generating composite image using 2D image and 3DCG

The present disclosure allows for generating a virtual viewpoint image matching an object's sight. To achieve this, an image processing apparatus comprises one or more memories storing instructions; and one or more processors executing the instructions to: obtain a plurality of images captured by a plurality of image capturing devices while a symbol representing a position at which an object should direct a look is being displayed; and generate a virtual viewpoint image in accordance with a position of a virtual viewpoint and a view direction from the virtual viewpoint, the position of the virtual viewpoint being a position at which the symbol is displayed, and the view direction from the virtual viewpoint being a direction specified based on the position of the virtual viewpoint and a position of the object.

Image processing apparatus, method for controlling the same, and non-transitory computer-readable storage medium

An information processing apparatus that provides information about a virtual viewpoint image includes: a generation unit configured to generate scene information including type information and time information, the type information indicating a type of an event occurring in an image-capturing region in which an image is captured by a plurality of cameras, the time information indicating a time when the event has occurred; and a provision unit configured to provide an output destination of material data with the scene information generated by the generation unit, the material data being generated from a plurality of captured images obtained by the plurality of cameras capturing images of the image-capturing region from different directions, the material data being used to generate the virtual viewpoint image depending on a position and an orientation of a virtual viewpoint.

A file generation apparatus generates a file which includes material data used for generation of a virtual viewpoint image that is based on a multi-viewpoint image and type information for specifying a type of the material data, and outputs the generated file.

File generation apparatus, image generation apparatus based on file, file generation method and storage medium

An image processing apparatus for generating a virtual viewpoint image that acquires a parameter for identifying a position and orientation of a first imaging device, acquires three-dimensional shape data of an object that is generated based on a plurality of images acquired by a plurality of second imaging devices different from the first imaging device, and corrects a pixel value of a pixel included in a region corresponding to the object in an image acquired by the first imaging device, based on the position and orientation of the first imaging device identified based on the acquired parameter and the acquired three-dimensional shape data of the object.

Image processing apparatus, image processing method, and storage medium

There is provided a medical support device for holding and positioning a needle. This device is particularly useful for positioning needles in a less invasive puncture treatment. This device comprises two rotational elements and at least one needle guide attached to a rotational element and. The needle guide guides the direction of insertion of a needle-like instrument and includes a guide portion that guides a needle or other needle-like instrument where the puncture point of the needle in a first position is different from the puncture point when the needle guide guides the needle in a second position.

Medical support device

An information processing apparatus specifies that material data for generating a virtual-viewpoint content at what time is stored in a storage device that stores a plurality of material data for generating a virtual-viewpoint content; and outputs, based on a result of the specification, information for causing an image to be displayed, the image indicating a time at which a virtual-viewpoint content can be generated.

Information processing apparatus, information processing method, and medium

A medical assistance device is provided for insertion of a needle-like instrument. The device comprises a guide unit, a mechanism including the guide unit, a driving source configured to drive the mechanism, a needle sensor; and an anti-driving unit. The medical assistance device can detect the insertion state of a needle-like device and, when required, the anti-driving unit prevents operation of the driving source.

Medical assist device

A vibration drive device giving an appropriate click feeling when an operation member driven by a vibration actuator is manually operated. A controller applies, to a piezoelectric element, a drive signal for exciting, in an elastic body joined to the piezoelectric element, only a first vibration perpendicular to a contact surface between the elastic body and a driven element, or the first vibration and a second vibration parallel to the contact surface. When the position of the operation member is outside a driving section, only the first vibration is excited, whereas when within the driving section, the first vibration and the second vibration are excited so as to make the position closer to a target position set within the driving section. Application of the drive signal is stopped when the position is in a section in the driving section for a predetermined time period.

Vibration drive device capable of generating click feeling and image pickup apparatus

A positioning apparatus including a needle holder having a through hole for regulating needle placement and movement, a needle positioning unit, and an engagement member that fixes a position of the needle holder with respect to the needle positioning unit. The needle holder is either least partially detachably attached to the needle positioning unit or deformable. The positioning apparatus may be designed to accommodate the placement of multiple needles.

Needle positioning apparatus

A positioning apparatus includes a needle guide, a rotation unit, a detector for the rotation position, a position measuring unit, an engageable stopper, and a setting unit for setting position information to a value corresponding to a predetermined position are provided herewith. The positioning apparatus can be used, for example, to position a needle placement manipulator.

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Kawasaki, Japan

Kazufumi Onuma