简介：TheRhineseffectmayberegardedasaninteractionbetweenRossbywavesandturbulence,inwhichtheRossbywavesmayradiateawayeddyenergywhentheirfrequenciesareequalorlargerthanthoseoftheturbulence,therebydeformingandeventuallydestroyingtheexistingeddies.Throughcomparingeddy-scalevelocityandlongRossbywavephasespeedintheoceans,ageneralizedformoftheRhineseffectisexaminedonthegeographicalcharacteristicsofaltimeter-observededdies.TheresultsshowthatthegeneralizedRhineseffecthasamuchgreaterinfluenceoneddycharacteristicsthanitsclassicalform,whichonlyconsidersthesimplebetaeffectduetothemeridionalgradientofplanetaryvorticity.Thelargestamountofeddiesaredetectedinregionswhereeddy-scalevelocityislargerthanthecriticalRossby-wavephasespeedconsideringageneralizedbetaeffect.Theeddiesinthoseregionscangrowviaaninversekineticenergycascadeandhavemuchlargeramplitudesandsizes.The'eddydesert'regionsoutsideofthetropicaloceans,whichhavefarfewerdetectededdiesandmuchweakereddyamplitudes,lieinareaswheretheeddy-scalevelocityislessthanthecriticalRossby-wavephasespeed.Inthoseregions,thegeneralizedRhineseffectmaybeapossiblemechanismofsuppressingeddygrowth.

简介：这份报纸涉及部分观察的最佳的控制问题为随机推迟系统。有一种标准变化技术的联合Girsanovs定理，作者在系统方程包含的假设上获得一个最大的原则时间延期和控制域凸。当，相关伴随过程被描绘答案在有限维的空格期望了向后的随机的微分方程。然后，建议理论结果被使用学习部分观察的线性二次的最佳的控制为随机的延期的问题系统和明确的看得见的控制变量被给。

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