Results 221 to 230 of about 49,732,844 (280)

High-Throughput Measurement of Biodegradation Rates Using the Clear-Zone Assay. [PDF]

open access: yesACS Meas Sci Au
Av-Ron SHM   +4 more
europepmc   +1 more source

Realism redefined: Is realism in virtual 3D visualizations overrated in anatomy learning? [PDF]

open access: yesAnat Sci Educ
Vandenbossche V   +5 more
europepmc   +1 more source

Quantitative Three-Dimensional Characterization of Facial Dysmorphism in Self-Identified African-American Individuals With Prenatal Alcohol Exposure. [PDF]

open access: yesAlcohol Clin Exp Res (Hoboken)
Li Q   +11 more
europepmc   +1 more source

Robust shape from shading

open access: yesImage and Vision Computing, 1994
Existing shape from shading algorithms are not robust enough to work reliably with real images. We present a new paradigm for shape from shading based upon a scale space surface representation.
Taylor, CJ; id_orcid, Jones, AG
exaly   +11 more sources

Shape from shading in pigeons

Cognition, 2012
Light is the origin of vision. The pattern of shading reflected from object surfaces is one of several optical features that provide fundamental information about shape and surface orientation. To understand how surface and object shading is processed by birds, six pigeons were tested with differentially illuminated convex and concave curved surfaces ...
Muhammad A J Qadri, Robert Cook
exaly   +3 more sources

Global shape from shading

Proceedings of 12th International Conference on Pattern Recognition, 1995
A new approach for the reconstruction of a smooth three dimensional object from its two dimensional gray level image is presented. An algorithm based on topological properties of simple smooth surfaces is provided to solve the problem of global reconstruction.
Ron Kimmel, Alfred M. Bruckstein
openaire   +3 more sources

Shape-from-shading: a survey

IEEE Transactions on Pattern Analysis and Machine Intelligence, 1999
Summary: Since the first shape-from-shading (SFS) technique was developed by Horn in the early 1970s, many different approaches have emerged. In this paper, six well-known SFS algorithms are implemented and compared. The performance of the algorithms was analyzed on synthetic images using mean and standard deviation of depth error, mean of surface ...
Ruo Zhang   +3 more
openaire   +2 more sources

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