نتایج جستجو برای: drifts

تعداد نتایج: 3052  

Journal: :Environmental monitoring and assessment 2013
Georg von Arx Matthias Dobbertin Martine Rebetez

Quality control of long-term monitoring data of thousands and millions of individual records as present in meteorological data is cumbersome. In such data series, sensor drifts, stalled values, and scale shifts may occur and potentially result in flawed conclusions if not noticed and handled properly. However, there is no established standard procedure to perform quality control of high-frequen...

Journal: :Applied optics 2005
Evangelos Theocharous

The spectral responsivity of commercially available InSb detectors with low-pass cold filters attached to their cold shields for optimum operation in the 1.6-2.6 microm wavelength range is observed to drift slowly with time. These drifts are shown to arise because of a thin film of water-ice deposited on the cold low-pass filters mounted on the cold shields of the detectors. The temporal charac...

2017
Cheng Wang Wei Li Mingxing Guo Junfeng Ji

The bioavailability of heavy metals in soil is controlled by their concentrations and soil properties. Diffuse reflectance mid-infrared Fourier-transform spectroscopy (DRIFTS) is capable of detecting specific organic and inorganic bonds in metal complexes and minerals and therefore, has been employed to predict soil composition and heavy metal contents. The present study explored the potential ...

2013
Imen Khamassi Moamar Sayed-Mouchaweh Moez Hammami Khaled Ghédira

Detecting and monitoring changes during the learning process are important areas of research in many industrial applications. The challenging issue is how to diagnose and analyze these changes so that the accuracy of the learning model can be preserved. Recently, ensemble classifiers have achieved good results when dealing with concept drifts. This paper presents two ensembles learning algorith...

2016
Aasef G. Shaikh Jorge Otero-Millan Priyanka Kumar Fatema F. Ghasia

PURPOSE Fixational saccades shift the foveal image to counteract visual fading related to neural adaptation. Drifts are slow eye movements between two adjacent fixational saccades. We quantified fixational saccades and asked whether their changes could be attributed to pathologic drifts seen in amblyopia, one of the most common causes of blindness in childhood. METHODS Thirty-six pediatric su...

2005
Nathan Palmer Walter Gekelman Stephen Vincena

In this study, the technique of laser-induced fluorescence sLIFd has been used to meausure Ti and the E3B0 and polarization drifts of shear Alfvén waves in the Large Plasma Device at UCLA fW. Gekelman, H. Pfister, Z. Lucky, J. Bamber, D. Leneman, and J. Maggs, Rev. Sci. Instrum. 62, 2875 s1991dg. The waves were launched by an antenna located at the end of the device and were observed to propaga...

Journal: :International Journal of Applied Pharmaceutics 2023

Diabetes mellitus is a cumulative effect of various cellular and biochemical malfunctions which trigger the blood glucose level far beyond normal range. From 1980 to 2014, more than 314 million individuals had diabetes. Epidemiology states that it becoming prevalent in low-income, middle-income, specifically, third-world countries first-world countries. It showed mortality rate increased by 5% ...

‎In this work we prove Malliavin differentiability for the solution to an SDE with locally Lipschitz and semi-monotone drift‎. ‎To prove this formula‎, ‎we construct a sequence of SDEs with globally Lipschitz drifts and show that the $p$-moments of their Malliavin derivatives are uniformly bounded‎.

Journal: :Proceedings of the Geologists' Association 1885

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