نتایج جستجو برای: tracking

تعداد نتایج: 114539  

Journal: :journal of chemical and petroleum engineering 2011
ناصر ثقه الاسلامی masood khaksar toroghi

laguerre function has many advantages such as good approximation capability for different systems, low computational complexity and the facility of on-line parameter identification. therefore, it is widely adopted for complex industrial process control. in this work, laguerre function based adaptive model predictive control algorithm (ampc) was implemented to control continuous stirred tank rea...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2010
hamed bashiri navid mostoufi rahmat sotudeh-gharebagh jamal chaouki

effect of scale on the hydrodynamics of gas-solid fluidized beds was investigated in two fluidized beds of 152 mm and 78 mm in diameter.  air at room temperature was used as the fluidizing gas in the bed of sand particles. the radioactive particle tracking (rpt) technique was employed to obtain the instantaneous positions of the particles at every 20 ms of the experiments. these data were used ...

Vehicle tracking is an important issue in Intelligence Transportation Systems (ITS) to estimate the location of vehicle in the next frame. In this paper, a feature-based vehicle tracking algorithm using Kanade-Lucas-Tomasi (KLT) feature tracker is developed. In this algorithm, a merge and split-based hierarchical two-stage grouping algorithm is proposed to represent vehicles from the tracked fe...

Object tracking through multiple cameras is a popular research topic in security and surveillance systems especially when human objects are the target. However, occlusion is one of the challenging problems for the tracking process. This paper proposes a multiple-camera-based cooperative tracking method to overcome the occlusion problem.  The paper presents a new model for combining convolutiona...

A novel hybrid method for tracking multiple indistinguishable maneuvering targets using a wireless sensor network is introduced in this paper. The problem of tracking the location of targets is formulated as a Maximum Likelihood Estimation. We propose a hybrid optimization method, which consists of an iterative and a heuristic search method, for finding the location of targets simultaneously. T...

Jafar Keighobadi, Mahmood Reza Azizi

Based on dynamic modeling, robust trajectory tracking control of attitude and position of a spherical mobile robot is proposed. In this paper, the spherical robot is composed of a spherical shell and three independent rotors which act as the inner driver mechanism. Owing to rolling without slipping assumption, the robot is subjected to two nonholonomic constraints. The state space representatio...

In this paper, we study the problem of power efficient tracking interval management for distributed target tracking wireless sensor networks (WSNs). We first analyze the performance of a distributed target tracking network with one moving object, using a quantitative mathematical analysis. We show that previously proposed algorithms are efficient only for constant average velocity objects howev...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم پایه دامغان - دانشکده ریاضی و کامپیوتر 1391

چکیده حل مسائل استفان به روش انتگرالی تعادل گرمایی به وسیله ی: سمانه مختاری در این پایان نامه به معرفی و بحث و بررسی روش های انتگرالی تعادل گرمایی می-پردازیم. ابتدا در فصل اول به معرفی مسائل کران متحرک می پردازیم. سپس در فصل دوم چند روش برای حل این نوع مسائل که در گذشته ارائه شده اند، از جمله روش front tracking,front capturing و ناحیه ثابت را بیان می کنیم. در فصل سوم روش های انتگرالی ...

In this paper the problems of state estimation, tracking control and shape control in a micro-cantilever beam with nonlinear electrostatic actuation are investigated. The system’s partial differential equation of motion is converted into a set of ordinary differential equations by projection method. Observabillity of the system is proven and a state estimation system is designed using extended ...

Journal: :international journal of smart electrical engineering 2014
mohammad reza asadi asad abad amir reza zare bidaki mohsen jahanshahi

this paper proposes an efficient tracking method for velocity control of an electro-hydraulic servo system (ehss) in the presence of flow nonlinearities and internal friction. the tracking method controller is a kind of feedback error learning structure. in the proposed method, the feedback error learning (fel) algorithm is used to control the velocity. there is no need to compute the system ja...

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