نتایج جستجو برای: exit gradient

تعداد نتایج: 145811  

Journal: :The Journal of clinical investigation 1983
M J Welsh

Canine tracheal epithelium secretes Cl via an electrogenic transport process that appears to apply to a wide variety of secretory epithelia. To examine the mechanisms involved, intracellular chloride activity, acCl, was measured with Cl-selective intracellular microelectrodes. The results indicate that when the rate of secretion was minimal acCl was 37 mM; with stimulation of secretion the intr...

2012
Krishnamurthy Dvijotham Emanuel Todorov

We develop a general theory of efficient policy gradient algorithms for Noise-Action MDPs (NMDPs), a class of MDPs that generalize Linearly Solvable MDPs (LMDPs). For finite horizon problems, these lead to simple update equations based on multiple rollouts of the system. We show that our policy gradient algorithms are faster than the PI algorithm, a state of the art policy optimization algorith...

2014
Kai Chen Vijay Modi

In this paper, the interaction of a transonic, turbulent axisymmetric jet with the workpiece is studied. Numerical simulations are carried out using an explicit, coupled solution algorithm with solution-based mesh adaptation. Effect of gas pressure and nozzle standoff distance on structure of the supersonic shock pattern is studied. Experiments are carried out to study the effect of processing ...

Journal: :Cell 2003

Journal: :The Journal of Cell Biology 1976
J E Edström U Lönn

A technique is described, cytoplasmic zone analysis, by which it is possible to study the flow of different RNA-containing components in the cytoplasm after their release from the nucleus. After a pulse of RNA precursors, the salivary glands of the insect Chironomus tentans are fixed and microdissected for the isolation of three zones of cytoplasm situated at increasing distances from the nucle...

2013
C. S. Carroll M. Y. Louge B. Turnbull

Its gradient along a streamline is “favorable” (∂pus/∂s) < 0 for y > b′ − x, and “adverse” (∂pus/∂s) > 0 for y < b′ − x. On the interface where ψ = 0 and r = b′θ/ sin θ, pus(ψ = 0) vanishes at x = b′/2 ahead of the source (θ ' 10π/27), and is always < 0 downstream of that point. Because the interface has favorable pressure gradient until θ = θf ' 13π/20, and adverse ∀θ > θf , it is convenient t...

Design of earth dams and their problems are important during construction and after it,because of their potential hazards and failure for downstream population. The dam foundation seepage control the the importance from the perspective of a major engineering project and explain the economic performance of each project is allocated. among activities that can be used to prevent piping phenomena a...

Journal: :Proceedings of the ... AAAI Conference on Artificial Intelligence 2021

Multi-exit architectures, in which a sequence of intermediate classifiers are introduced at different depths the feature layers, perform adaptive computation by early exiting ``easy" samples to speed up inference. In this paper, novel Harmonized Dense Knowledge Distillation (HDKD) training method for multi-exit architecture is designed encourage each exit flexibly learn from all its later exits...

Journal: :Genes & development 1998
T T Su F Sprenger P J DiGregorio S D Campbell P H O'Farrell

The cyclin proteolysis that accompanies the exit from mitosis in diverse systems appears to be essential for restoration of interphase. The early syncytial divisions of Drosophila embryos, however, occur without detectable oscillations in the total cyclin level or Cdk1 activity. Nonetheless, we found that injection of an established inhibitor of cyclin proteolysis, a cyclin B amino-terminal pep...

Journal: :تحقیقات آب و خاک ایران 0
مهدی یوسفی کارشناس ارشد ژئوتکنیک دانشگاه یاسوج محمد صدقی اصل استادیار گروه خاک شناسی دانشگاه یاسوج منصور پرویزی استادیار گروه مهندسی عمران دانشگاه یاسوج

so far, for an analysis of seepage under hydraulic structures much research has beenconducted in the form of numerical models. however, few field and laboratory workshave been performed to study the boiling phenomena for evaluating numerical models.throughout the present work, a laboratory model was built to simulate seepage and itscontrolling measures under sheet piles. the model consisted of ...

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