Plenoptic Function and the Light Field
Methods for plenoptic image data processing
... of plenoptic function calls for a unified standard for formatting and compression of plenoptic ...or light field content have emerged recently, from which all have different ways of ...
116
In-Situ Close-Range Imaging with Plenoptic Cameras
... all light rays that leave an object point are converged by the main lens to an image point and their intensity is summed up, which results in a loss of ...a plenoptic camera splits up the pencil of rays ...
17
In-Situ Close-Range Imaging with Plenoptic Cameras
... all light rays that leave an object point are converged by the main lens to an image point and their intensity is summed up, which results in a loss of ...a plenoptic camera splits up the pencil of rays ...
17
The standard plenoptic camera: applications of a geometrical light field model
... Figure 2.13: Pinhole and thin lens model (Ref. [22], Fig. 3 with minor modifications). Gray lines originating from the main lens (blue-coloured) represent micro lens chief rays indicating their corresponding image ...
167
On the Bandwidth of the Plenoptic Function
... the plenoptic function for this ...the plenoptic function also depend on the maximum surface slope and maximum frequency of the painted ...of plenoptic functions are accurate and ...
9
Feasibility and accuracy assessment of light field (plenoptic) PIV flow-measurement technique
... A light field camera can enable measurement of all the three velocity components of a flow field inside a three-dimensional volume when implemented in a PIV ...advantages, light field ...
6
Light field panorama by a plenoptic camera
... multiple light field images and merging the data is an appealing way to tackle the ...of light field data can be achieved by aligning and stitching multiple light fields with ...
11
Plenoptic Signal Processing for Robust Vision in Field Robotics
... drance. Field robots are not generally static, indeed they are sometimes incapable of re- maining still due to competing forces such as wind and water currents, or a need to maintain lift or steering ...of ...
210
The Use of Plenoptic Cameras in Astronomy
... of light and light rays not as beams but as fields was Leonardo da Vinci; he thought light rays as radiant pyramids that interacted by intersecting other light rays without interfering with ...
9
Stepwise Calibration of Focused Plenoptic Cameras
... monocular plenoptic cameras capture the 3-D image produced by the main lens within the camera by using an MLA in front of the sensor ...of field are lifted and more light can be gathered from the ...
23
Light-Field Imaging Toolkit
... raw plenoptic image, composed of thousands of microimages, is imported into LFIT via a GUI panel along with its associated calibration ...the plenoptic image is calibrated and the radiance array is ...
6
LIGHT field refers to the collection of light rays in 3D
... based light field super-resolution ...based light field super- resolution ...enhanced light field results in more accurate depth map estimation due to the increase in angular ...
14
Wavefront shaping of a Bessel light field enhances light sheet microscopy with scattered light
... such light modes 11-14 ...the light sheet profile with the sample fluorophore distribution, because of this, attainable axial resolution is determined easily by considering the process in the spatial ...
8
Classical and quantum field aspects of light
... radiation field. In a homogeneous medium, where light travels with a constant speed c, its mode is characterized by an arbitrary nonzero complex vector potential A(x, t) satisfying the free Maxwell ...
67
Omnidirectional Light Field Analysis and Reconstruction
... If the imagers are placed closed enough on the spherical surface, then the full system can be interpreted as a spherical optical lens, which suggests that such a camera model could be used to design miniature ...
106
Information Extraction from Non-Line-of-Sight Objects. Using Plenoptic Data from Scattered Light A DISSERTATION SUBMITTED TO THE FACULTY
... of light fields were considered. Extension to the 4-D light fields seems straightforward, and there is no fundamental change required to our analyses and ...4-D light field ...4-D light ...
119
Investigation of plenoptic imaging systems: a wave optics approach
... a plenoptic imaging system at its diffraction ...of plenoptic imaging considered in the literature preceding this work regarded photography and imaging of macroscopic ...simulate light in any state ...
283
Near-Field Photometric Stereo in Ambient Light
... The Lambertian assumption assumed in most of the literature regarding PS is not realistic for a large number of materials as shown in [23]. In order for diffuse reflection to be a reliable model for any surface, Wu et ...
13
Graph-Based Light Field Super-Resolution
... Abstract—Light field cameras can capture the 3D information in a scene with a single ...makes light field cameras very appealing for a variety of applications: from post capture refocus, to ...
6