Results 1 to 10 of about 2,885 (209)

A Geometric Approach to the Trifocal Tensor [PDF]

open access: yesJournal of Mathematical Imaging and Vision, 2010
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Alberto Alzati
exaly   +6 more sources

Comparison of clinical performance between trifocal and bifocal intraocular lenses: A meta-analysis. [PDF]

open access: yesPLoS ONE, 2017
To compare the clinical performance between trifocal and bifocal intraocular lenses in bilateral cataract and/or refractive lens exchange (RLE) surgery.A comprehensive literature search of PubMed, EMBASE, Cochrane Controlled Trials Register and Web of ...
Zequan Xu   +5 more
doaj   +2 more sources

The Rank of Trifocal Grassmann Tensors [PDF]

open access: yesSIAM Journal on Matrix Analysis and Applications, 2020
Grassmann tensors arise from classical problems of scene reconstruction in computer vision. Trifocal Grassmann tensors, related to three projections from a projective space of dimension k onto view-spaces of varying dimensions are studied in this work. A canonical form for the combined projection matrices is obtained.
Marina Bertolini   +3 more
core   +7 more sources

Clinical outcomes of a hydrophobic trifocal diffractive intraocular lens: a literature review

open access: yesFrontiers in Medicine
The aim of this review is to summarize the clinical outcomes reported in patients following the implantation of the hydrophobic diffractive trifocal FineVision HP intraocular lens (IOL). A literature search in PubMed (U.S.
Deborah Ristvedt   +3 more
exaly   +3 more sources

HIGH-RESOLUTION SATELLITE IMAGE TRIFOCAL TENSOR SOLUTION [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023
This study presents an efficient algorithm for solving the affine trifocal tensor problem in  high-resolution satellite imagery. Because the imaging mode of high-resolution satellites is usually a line-center projection and the field of view is ...
S. Yang, H. Pan, T. Huang
doaj   +1 more source

Comparison of trifocal toric and bifocal toric intraocular lens implantation in patients with cataract and high corneal astigmatism [PDF]

open access: yesInternational Journal of Ophthalmology, 2021
AIM: To investigate and compare the quality of life, satisfaction, contrast sensitivity, glare, depth perception, and intraocular lens (IOL) rotation in patients who underwent trifocal toric and bifocal toric IOLs.
Merve Bozkurt Gencer   +3 more
doaj   +1 more source

Comparison of dynamic visual acuity after implantation of toric bifocal or trifocal intraocular lens in age-related cataract patients: a randomized controlled trial

open access: yesFrontiers in Neuroscience, 2023
PurposeTo investigate the dynamic visual acuity (DVA) after implantation of toric bifocal or trifocal intraocular lens in age-related cataract patients.MethodsThis was a prospective randomized controlled trial.
Yuanting Li   +14 more
doaj   +1 more source

Visual satisfaction and spectacle independence with monofocal intraocular lens with enhanced intermediate vision and trifocal intraocular lenses in the prepresbyopic age group patients with cataracts

open access: yesOman Journal of Ophthalmology, 2023
AIM: This aims to study visual satisfaction and spectacle independence in prepresbyopic age patients with cataracts after the implantation of either monofocal intraocular lens (IOL) with enhanced intermediate vision or trifocal IOL.
Rajesh Subhash Joshi
doaj   +1 more source

The ideal of the trifocal variety [PDF]

open access: yesMathematics of Computation, 2014
Techniques from representation theory, symbolic computational algebra, and numerical algebraic geometry are used to find the minimal generators of the ideal of the trifocal variety. An effective test for determining whether a given tensor is a trifocal tensor is also given.
Chris Aholt, Luke Oeding
openaire   +3 more sources

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