Claims
- 1. A method for three-dimensional (3D) image reconstruction comprising the steps of:
registering drawings with a calibrated image database for creating a set of calibrated images; generating a co-registered orthographic and perspective (COP) image from said set of calibrated images; and reconstructing a 3D image from said COP image.
- 2. A method for three-dimensional (3D) image reconstruction as recited in claim 1, wherein said step of registering drawings comprises the steps of:
estimating a metric planar transformation between a drawing in space relative to said set of calibrated images; and utilizing said metric planar transformation to register drawings.
- 3. A method for three-dimensional (3D) image reconstruction as recited in claim 1, wherein said step of registering drawings comprises the steps of:
estimating a homography between each image of said set and said drawing; and blending said drawing into each image of said set.
- 4. A method for three-dimensional (3D) image reconstruction as recited in claim 1, wherein said step of reconstructing a 3D image from said COP image comprises:
a step of utilizing user identification of corresponding features within said COP image for said reconstructing.
- 5. A method for three-dimensional (3D) image reconstruction as recited in claim 4, wherein said step of utilizing user identification of corresponding features within said COP image for said reconstructing comprises:
providing an epipolar line on said drawing.
- 6. A method for three-dimensional (3D) image reconstruction comprising the steps of:
registering an orthographic image of a scene; combining a photogrammetric image and a technical drawing of said scene to form a co-registered orthographic and perspective (COP) image; and reconstructing a 3D image from said COP image.
- 7. A method for three-dimensional (3D) image reconstruction of a scene, said method utilizing drawings and images thereof and comprising the steps of:
registering said drawings with said images; generating a co-registered orthographic and perspective (COP) image from said set of calibrated images; and reconstructing a 3D image from said COP image.
- 8. A method for three-dimensional (3D) image reconstruction as recited in claim 7, wherein said step of registering said drawings with said images comprises a step of:
utilizing a metric planar transformation to register a drawing to multiple calibrated images simultaneously.
- 9. A method for three-dimensional (3D) image reconstruction as recited in claim 7, wherein said step of registering said drawings with said images comprises a step of:
introducing epipolar geometry relations in registering a drawing with an orthographic view and an image of a perspective view.
- 10. A method for three-dimensional (3D) image reconstruction as recited in claim 1, wherein said step of registering said drawings with said images comprises a step of:
utilizing direct homography between uncalibrated images and drawings.
- 11. A method for three-dimensional (3D) image reconstruction as recited in claim 10, wherein said step of utilizing direct homography between uncalibrated images and drawings comprises:
a step of displaying an epipolar line in said COP image.
- 12. A method for three-dimensional (3D) image reconstruction comprising the steps of:
obtaining drawings of a scene; obtaining images of said scene; registering said drawings and said images for forming a co-registered orthographic and perspective (COP) image; and reconstructing a 3D image from said COP image.
- 13. A method for three-dimensional (3D) image reconstruction as recited in claim 12, wherein said step of registering comprises at least one of:
(a) utilizing a metric planar transformation to register a drawing to multiple calibrated images simultaneously, and (b) utilizing direct homography to register an uncalibrated image to a drawing.
- 14. A method for three-dimensional (3D) image reconstruction as recited in claim 13, wherein said step of registering comprises:
a step of displaying an epipolar line in said COP image.
- 15. A method for three-dimensional (3D) image reconstruction comprising the steps of:
registering drawings with a calibrated image database for creating a set of calibrated images; generating a co-registered orthographic and perspective (COP) image from said set of calibrated images; reconstructing a first 3D image from said COP image; repeating said step of generating a COP image utilizing different ones from said set of calibrated images, thereby generating at least one further COP image; projecting said first 3D image onto said at least one further COP image; and combining said first and said at least one further COP image and thereby refining a resulting reconstructed image.
- 16. A method for three-dimensional (3D) image reconstruction as recited in claim 15, wherein said step of registering drawings comprises the steps of:
estimating a metric planar transformation between a drawing in space relative to said set of calibrated images; and utilizing said metric planar transformation to register drawings.
- 17. A method for three-dimensional (3D) image reconstruction as recited in claim 15, wherein said step of registering drawings comprises the steps of:
estimating a homography between each image of said set and said drawing; and blending said drawing into each image of said set.
- 18. A method for three-dimensional (3D) image reconstruction as recited in claim 15, wherein said step of reconstructing a 3D image from said COP image comprises:
a step of utilizing user identification of corresponding features within said COP image for said reconstructing.
- 19. A method for three-dimensional (3D) image reconstruction as recited in claim 18, wherein said step of utilizing user identification of corresponding features within said COP image for said reconstructing comprises:
providing an epipolar line on said drawing.
- 20. A method for three-dimensional (3D) image reconstruction as recited in claim 15, including a step of including user input data said step of blending.
CROSS-REFERENCE TO RELATED APPLICATIONS
[0001] Reference is hereby made specifically to copending U.S. Provisional Patent Application No. 60/343,014 filed Dec. 20, 2001 in the names of inventors Mirko Appel and Nassir Navab, entitled 3D RECONSTRUCTION FROM CO-REGISTERED ORTHOGRAPHIC AND PERSPECTIVE (COP) IMAGES, and whereof the disclosure is hereby incorporated by reference herein and whereof the benefit of priority is claimed.
[0002] Reference is also hereby made specifically to copending U.S. Provisional Patent Application Attorney Docket No. 2002P20159US, filed Dec. 11, 2002 in the names of inventors Mirko Appel and Nassir Navab, entitled 3D RECONSTRUCTION FROM CO-REGISTERED ORTHOGRAPHIC AND PERSPECTIVE IMAGES: THEORETICAL FRAMEWORK AND APPLICATIONS, and whereof the disclosure is hereby incorporated by reference herein and whereof the benefit of priority is claimed.
Provisional Applications (1)
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Number |
Date |
Country |
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60343014 |
Dec 2001 |
US |