نتایج جستجو برای: spectral function

تعداد نتایج: 1356930  

Journal: :International Journal of Applied Mathematical Research 2018

Journal: :the journal of tehran university heart center 0
hassan moladoust department of medical physics, tarbiat modares university, tehran, iran. manijhe mokhtari-dizaji department of medical physics, tarbiat modares university, tehran, iran. zahra ojaghi-haghighi shaheed rajaie heart center, iran university of medical sciences, tehran, iran.

background: the recent developments in tissue doppler imaging (tdi) now more than ever permit the quantification of the myocardial function. in the current systems, tissue tracking or displacement curves are generated from color tissue doppler data through the instantaneous temporal integral of velocity-time curves. methods: the purpose of the present study was to assess regional myocardial dis...

In this manuscript, we consider the inverse problem for non self-adjoint Sturm--Liouville operator $-D^2+q$ with eigenparameter dependent boundary and discontinuity conditions inside a finite closed interval. We prove by defining a new Hilbert space and using spectral data of a kind, the potential function can be uniquely determined by a set of value of eigenfunctions at an interior point and p...

‎In this study‎, ‎properties of spectral characteristic are investigated for‎ ‎singular Sturm-Liouville operators in the case where an eigen‎ ‎parameter not only appears in the differential equation but is‎ ‎also linearly contained in the jump conditions‎. ‎Also Weyl function‎ ‎for considering operator has been defined and the theorems which‎ ‎related to uniqueness of solution of inverse proble...

Journal: :تحقیقات مهندسی کشاورزی 0
محمدعلی رستمی استادیار بخش تحقیقات فنی و مهندسی کشاورزی مرکز تحقیقات کشاورزی و منابع طبیعی استان کرمان محمدحسین رئوفت استاد گروه مکانیک ماشین های کشاورزی دانشگاه شیراز

satellite imagery was used as a rapid and spatially explicit method to delineate crop residue cover and to estimate the use and intensity of conservation tillage. the potential of multispectral high-spatial resolution of worldview-2 local data was evaluated using 11 satellite spectral indices and linear spectral unmixing analysis (lsua). experimental plots were examined; residue cover was measu...

Journal: :علوم و تکنولوژی پلیمر 0
عزالدین مهاجرانی محمدهاشم رضوانی راضیه محزون

application of polymers in novel and advanced scientific technologies is increasingly expanding. in this regard, optical polymers among different materials have found a special and unique position. a novel dye doped polymer thin film was prepared by taking advantage of dye molecules' interaction with the host environment. this sample, like self-assembled structures, makes use of this inter...

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