نتایج جستجو برای: ukf

تعداد نتایج: 586  

2016
Xi Liu Hua Qu Ji-hong Zhao Pengcheng Yue Meng Wang

A new algorithm called maximum correntropy unscented Kalman filter (MCUKF) is proposed and applied to relative state estimation in space communication networks. As is well known, the unscented Kalman filter (UKF) provides an efficient tool to solve the non-linear state estimate problem. However, the UKF usually plays well in Gaussian noises. Its performance may deteriorate substantially in the ...

2008
Jitka Poljaková Tomáš Eckschlager Jana Hřebačková Jan Hraběta Marie Stiborová

Ellipticine is an antineoplastic agent, whose mode of action is based mainly on DNA intercalation, inhibition of topoisomerase II and formation of covalent DNA adducts mediated by cytochromes P450 and peroxidases. Here, the cytotoxicity of ellipticine to human neuroblastoma derived cell lines IMR-32 and UKF-NB-4 was investigated. Treatment of neuroblastoma cells with ellipticine was compared wi...

2013
Hironori Suzuki Takashi Nakatsuji

A dynamic feedback system is developed for estimating the headway and velocity in a longitudinal three-vehicle platoon. The estimation system is modeled using a particle filter (PF) and an unscented Kalman filter (UKF) that estimate them by measuring the acceleration rate and/or velocity of probe vehicle(s) in the platoon. State equations are defined as a discrete conservation equation of headw...

Journal: :Metals 2022

Accurate State of Charge (SOC) estimation for lithium-ion batteries has great significance with respect to the correct decision-making and safety control. In this research, an improved second-order-polarization equivalent circuit (SO-PEC) modelling method is proposed. process estimating SOC, a joint algorithm, Adaptive Back Propagation Neural Network Unscented Kalman Filtering algorithm (ABP-UK...

2016
Hongwen He Rui Xiong Jiankun Peng

To develop an advanced battery estimation unit for electric vehicles application, the state-of-charge (SoC) estimation is proposed with an unscented Kalman filter (UKF) and realized with the RTOS lCOS-II platform. Kalman filters are broadly used to deploy various battery SoC estimators recently. Herein, an UKF algorithm has been employed to develop a systematic adaptive SoC estimation framework...

2017
Arpit Khandelwal Ankush Tandon Akash Saxena

The electrical network measurements by measuring device Phasor Measurement Device (PMU) are usually sent to the control centers using data acquisition system and other communication protocols available. However, these measurements contain uncertainties due to the measurements and communication noise (errors), incomplete metering or unavailability of some of measurements. The overall aim of stat...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علم و صنعت ایران - دانشکده مهندسی برق 1387

یکی از مراحل تطبیق تصاویر در پردازش تصویر مرحله تخمین تابع تبدیل است. به عبارت دیگر در این مرحله باید تحت تبدیلی مناسب تصویر متحرک با تصویر ثابت تطبیق پیدا کند. در این پروژه فرض شده است که دو مجموعه نقاط مربوط به فضای سه بعدی می باشند و تحت تبدیل صلبی (جابجایی و چرخش) قرار گرفته اند. با توجه به حجم بالای تصاویر و همچنین مدل فرایند که تابعی غیر خطی از بردار حالت (ترکیب جابجایی و چرخش) می باشد، ا...

2011
Jenita Subash

A typical way to update map is to compare recent satellite images with existing map data, detect new roads and add them as cartographic entities to the road layer. At present image processing and pattern recognition are not robust enough to automate the image interpretation system feasible. For this reason we have to develop an image interpretation system that rely on human guidance. More impor...

2015
Wan-xin Su

In SINS, the inertial components are directly mounted on the carrier.The error can be divided into deterministic error and random drift error (dynamic error), in which, the formercan be compensated. In this case, the initial alignment of the pure static base can achieve a high accuracy. In the practical application, the dynamic error is directly reflected in the inertial device because of influ...

2001
Rudolph van der Merwe Eric A. Wan

Over the last 20-30 years, the extended Kalman filter (EKF) has become the algorithm of choice in numerous nonlinear estimation and machine learning applications. These include estimating the state of a nonlinear dynamic system as well estimating parameters for nonlinear system identification (e.g., learning the weights of a neural network). The EKF applies the standard linear Kalman filter met...

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