Results 41 to 50 of about 8,599,824 (330)

The Statistical Complexity of Early Stopped Mirror Descent [PDF]

open access: yesNeural Information Processing Systems, 2020
Recently there has been a surge of interest in understanding implicit regularization properties of iterative gradient-based optimization algorithms.
Tomas Vaskevicius   +2 more
semanticscholar   +1 more source

Off-Axis Three-Mirror Optical System Designs: From Cooke’s Triplet to Remote Sensing and Surveying Instruments

open access: yesApplied Sciences, 2023
The off-axis three-mirror optical system is derived from the classical Cooke triplet or a derivative of the inverse-telephoto lens. By properly arranging an internal reimaging mechanism or altering the location of the optical stop, one can create ...
Marija Strojnik   +3 more
doaj   +1 more source

Mechanical Mirror

open access: yes, 2021
This bachelor thesis aims to present an overview of the performed steps to construct and program a prototype of a mechanical mirror. The idea of a mechanical mirror is that a camera captures an image that is translated into pixels of different brightness values.
Dahlin, Sanna, Fagerlund, Henrik
openaire   +1 more source

Detection of mirror-meson decays at CERN

open access: yesEPJ Web of Conferences, 2017
The existence of mirror partners (katoptrons) of Standard-Model fermions offers a viable alternative to a fundamental BEH mechanism, with the coupling corresponding to the mirror generation gauge symmetry becoming strong at around 1 TeV.
Triantaphyllou George
doaj   +1 more source

Suppression method for rebound amount of the internal mirror model of an SLR camera

open access: yesMechanical Engineering Journal, 2015
In this study, the rebound vibration characteristics of the internal mirror of an SLR camera are investigated using experimental models. The mechanism of the mirror rebound phenomena is tested by using four types of rectangular metal plate models.
Hiroki MATSUMOTO, Masaki HIRASHIMA
doaj   +1 more source

Remotely controlled mirror of variable geometry for small angle x-ray diffraction with synchrotron radiation [PDF]

open access: yes, 1976
A total-reflecting mirror of 120-cm length was designed and built to focus synchrotron radiation emanating from the electron-positron storage ring at the Stanford Linear Accelerator Center (SPEAR).
Baldeschwieler, J. D.   +4 more
core   +1 more source

Mirror matter can alleviate the cosmological lithium problem

open access: yes, 2013
The abundance of lithium-7 confronts cosmology with a long lasting problem between the predictions of standard big bang nucleosynthesis and the baryonic density determined from the cosmic microwave background observations.
Coc, Alain   +2 more
core   +3 more sources

Mirror-Like Mechanisms and Music

open access: yesThe Scientific World JOURNAL, 2009
The neural processes underlying sensory-motor integration have always attracted strong interest. The classic view is that action and perception are two extremes of mental operations. In the past 2 decades, though, a large number of discoveries have indeed refuted such an interpretation in favor of a more integrated view.
openaire   +4 more sources

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Flexible support structure design for optical mirror

open access: yesHeliyon, 2023
In order to realize the high-precision assembly of the mirror of the aeronautical optical system, a semi-kinematic flexible support structure applied to the airborne field was designed.
Ning Xu, FuSheng Zhang, AnBo Jiang
doaj   +1 more source

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