The computation of optical flow
SS Beauchemin, JL Barron - ACM computing surveys (CSUR), 1995 - dl.acm.org
Two-dimensional image motion is the projection of the three-dimensional motion of objects,
relative to a visual sensor, onto its image plane. Sequences of time-orderedimages allow the …
relative to a visual sensor, onto its image plane. Sequences of time-orderedimages allow the …
[PDF][PDF] Tutorial: Computing 2D and 3D optical flow
JL Barron, NA Thacker - Imaging science and biomedical …, 2005 - faculty.runi.ac.il
Optical flow is an approximation of the local image motion based upon local derivatives in a
given sequence of images. That is, in 2D it specifies how much each image pixel moves …
given sequence of images. That is, in 2D it specifies how much each image pixel moves …
Forging high-quality user stories: towards a discipline for agile requirements
G Lucassen, F Dalpiaz… - 2015 IEEE 23rd …, 2015 - ieeexplore.ieee.org
User stories are a widely used notation for formulating requirements in agile development
projects. Despite their popularity in industry, little to no academic work is available on …
projects. Despite their popularity in industry, little to no academic work is available on …
3-D time-varying scene capture technologies—A survey
E Stoykova, AA Alatan, P Benzie… - … on Circuits and …, 2007 - ieeexplore.ieee.org
Advances in image sensors and evolution of digital computation is a strong stimulus for
development and implementation of sophisticated methods for capturing, processing and …
development and implementation of sophisticated methods for capturing, processing and …
Performance characterization in computer vision: A guide to best practices
It is frequently remarked that designers of computer vision algorithms and systems cannot
reliably predict how algorithms will respond to new problems. A variety of reasons have …
reliably predict how algorithms will respond to new problems. A variety of reasons have …
Heading perception depends on time-varying evolution of optic flow
CS Burlingham, DJ Heeger - Proceedings of the National …, 2020 - National Acad Sciences
There is considerable support for the hypothesis that perception of heading in the presence
of rotation is mediated by instantaneous optic flow. This hypothesis, however, has never …
of rotation is mediated by instantaneous optic flow. This hypothesis, however, has never …
Pose and motion recovery from feature correspondences and a digital terrain map
R Lerner, E Rivlin, HP Rotstein - IEEE Transactions on Pattern …, 2006 - ieeexplore.ieee.org
A novel algorithm for pose and motion estimation using corresponding features and a digital
terrain map is proposed. Using a digital terrain (or digital elevation) map (DTM/DEM) as a …
terrain map is proposed. Using a digital terrain (or digital elevation) map (DTM/DEM) as a …
[PDF][PDF] Determining optical flow for large motions using parametric models in a hierarchical framework
JL Barron, M Khurana - Vision Interface, 1997 - researchgate.net
The problem of computing optical ow (image velocity) for large image motions has been
addressed by a number of researchers, including Bergen et al. 5], who proposed using a …
addressed by a number of researchers, including Bergen et al. 5], who proposed using a …
Direct method for video-based navigation using a digital terrain map
R Lerner, E Rivlin - IEEE transactions on pattern analysis and …, 2010 - ieeexplore.ieee.org
A novel vision-based navigation algorithm is proposed. The gray levels of two images,
together with a Digital Terrain Map (DTM), are directly utilized to define constraints on the …
together with a Digital Terrain Map (DTM), are directly utilized to define constraints on the …
Robust positioning of drones for land use monitoring in strong terrain relief using vision-based navigation
O Kupervasser, V Sarychev, A Rubinstein… - arXiv preprint arXiv …, 2018 - arxiv.org
For land use monitoring, the main problems are robust positioning in urban canyons and
strong terrain reliefs with the use of GPS system only. Indeed, satellite signal reflection and …
strong terrain reliefs with the use of GPS system only. Indeed, satellite signal reflection and …