نتایج جستجو برای: target tracking

تعداد نتایج: 502816  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تهران - دانشکده فنی 1387

چکیده ندارد.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی امیرکبیر(پلی تکنیک تهران) - دانشکده مهندسی برق 1387

هدف اصلی در این پایان نامه ارائه یک چهارچوب جدید برای ردیابی موثر انواع متفاوتی از اهداف متحرک است. در اینجا سعی خواهیم کرد با استفاده از یک الگوریتم دو مرحله ای و با بهره گیری از ویژگی های بدست آمده از هدف، بالاخص ویژگی های موجود در رنگ هدف، به بهبود نتایج آشکار سازی و ردیابی کمک کنیم. ما نشان می دهیم که با اعمال یک ماسک مکانی بر روی هدف که دارای یک هسته ایزوتروپیک می باشد و سپس تعریف یک تابع ...

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...

2010
Zhibo Wang Wei Lou Zhi Wang Junchao Ma Honglong Chen

Target tracking is a typical and important application of wireless sensor networks (WSNs). In the consideration of scalability and energy efficiency for target tracking in large scale WSNs, it has been employed as an effective solution by organizing the WSNs into clusters. However, tracking a moving target in cluster-based WSNs suffers the boundary problem when the target moves across or along ...

Journal: :International Journal of Online Engineering (iJOE) 2018

Journal: :Electronics 2023

In recent years, unmanned aerial vehicle (UAV) image target tracking technology, which obtains motion parameters of moving targets and achieves a behavioral understanding by identifying, detecting in UAV images, has been widely used urban safety fields such as accident rescue, traffic monitoring personnel detection. Due to the problems complex backgrounds, small scale high density targets, well...

Journal: :Signal Processing 2023

This paper addresses the problem of real-time detection and tracking a non-cooperative target in challenging scenario with almost no a-priori information about birth, death, dynamics probability. Furthermore, there are false missing data at an unknown yet low rate measurements. The only given advance is target-measurement model constraint that more than one scenario. To solve these challenges, ...

2014
B. Purushotham M. Prabhakar

Wireless Sensor Networks (WSNs) are broadly used in many applications including surveillance. There are many approaches of target tracking in WSN. Generally sensor node needs to move to different location to keep track of signal-emitting target. Time of Arrival with respect to signal is the measurement employed to make mobile sensor moving decisions. Recently Xu et al. proposed a mechanism for ...

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