Now showing items 21-30 of 24508
Relative position changes evaluation of the artificial teeth during the processing of maxillary complete dentures.
(Int Amer Assoc Dental Researchi, 2003-12-01)
Products of projections and positive operators
(Elsevier Science Inc, 2013-10)
This article is devoted to the study of the set T of all products PA with P an orthogonal projection and A a positive (semidefinite) operator. We describe this set and study optimal factorizations. We also relate this ...
Posicionamento relativo na região equatorial em diversas condições ionosféricas
(Universidade Estadual Paulista (UNESP), 2014)
Reply to "Heart Position in Snakes"
(Univ Chicago Press, 2011-01-01)
In a previous paper comparing 155 species of snakes, we showed that the position of the heart relative to the head is statistically related to both habitat usage and phylogenetic position ("Phylogeny, ecology, and heart ...
Gaze position interferes in body sway in young adults
Postural control is influenced by eye movements. Gaze fixation, which comprises a component of ocular vergence, is important in the acquisition of highly specific task information, but its relation to postural control is ...
Atypical pattern related to 14 Hz positive spikes
(Academia Brasileira de Neurologia - ABNEURO, 1995-06-01)
We studied two children with a history of headache and a normal physical and neurological examination whose EEG showed an electroencephalographic pattern recently published, the N-shape potential associated with the 14 Hz ...
Modifying the stochastic model to mitigate GPS systematic errors in relative positioning
The GPS observables are subject to several errors. Among them, the systematic ones have great impact, because they degrade the accuracy of the accomplished positioning. These errors are those related, mainly, to GPS ...