Search results
Results from the WOW.Com Content Network
Further, different fisheye lenses map ("distort") images differently, and the manner of distortion is referred to as their mapping function. A common type for consumer use is equi solid angle . Although there are digital fisheye effects available both in-camera and as computer software, neither can extend the angle of view of the original ...
The display is optimized to keep advantage of the improved performance in the zone of interest created by the panomorph lenses as opposed to algorithms for fisheye lenses which employ a linear mapping function to de-warp the image without any considerations for their departure from a perfect linear mapping (distortion).
Pix4D is a Swiss software company that specializes in terrestrial and drone photogrammetry mapping software. It was founded in 2011 as a spinoff from the École Polytechnique Fédérale de Lausanne (EPFL) Computer Vision Lab in Switzerland. [1]
Curvilinear barrel distortion Curvilinear pincushion distortion. Curvilinear perspective, also five-point perspective, is a graphical projection used to draw 3D objects on 2D surfaces, for which (straight) lines on the 3D object are projected to curves on the 2D surface that are typically not straight (hence the qualifier "curvilinear" [citation needed]).
Hemispherical photograph used to study microclimate of winter roosting habitat at the Monarch Butterfly Biosphere Reserve, Mexico.. Hemispherical photography, also known as canopy photography, is a technique to estimate solar radiation and characterize plant canopy geometry using photographs taken looking upward through an extreme wide-angle lens or a fisheye lens (Rich 1990).
Free and open-source software portal; Panorama Tools (also known as PanoTools) are a suite of programs and libraries for image stitching, i.e., re-projecting and blending multiple source images into immersive panoramas of many types. It was originally written by German physics and mathematics professor Helmut Dersch.
3D projections use the primary qualities of an object's basic shape to create a map of points, that are then connected to one another to create a visual element. The result is a graphic that contains conceptual properties to interpret the figure or image as not actually flat (2D), but rather, as a solid object (3D) being viewed on a 2D display.
Planar projections are the subset of 3D graphical projections constructed by linearly mapping points in three-dimensional space to points on a two-dimensional projection plane. The projected point on the plane is chosen such that it is collinear with the corresponding three-dimensional point and the centre of projection .