23  cleaning up distributed link tracking objects

... have such a property (2) In phase 2, as new objects arrive, the parameters of the new objects are estimated, and all other earlier parameters are updated Similarly, if more than six sensors are ... problems The measurement errors are uniformly distributed in [−0.01, 0.01] Objects enter the section from the left and exit it from the right The speed of the objects is chosen uniformly and independently ... where m, and n are the number of sensors and objects, respectively The behavior of J p for the first 100 objects (after the passage of the initial four objects necessary to initialize the algorithm)...

Ngày tải lên: 22/06/2014, 19:20

... measurements 59 5.3 Tracking results of the “three objects sequence 67 5.4 Tracking results of the “crossing hands” sequence 69 5.5 Tracking results of the “two ... measurement process for tracking multiple objects is described in [51] Moreover, layered approach [32] [60] is an efficient way to represent multiple moving objects 10 during visual tracking, where each ... online joint object tracking Both occlusion relationships and states of the objects are recursively estimated from the history of hypothesized measurements The reference image is updated adaptively...

Ngày tải lên: 16/09/2015, 17:11

... © The Economist Intelligence Unit Limited 2012 Cleaning up: Australia’s readiness for a low-carbon future 2012 progress report Preface Cleaning up: 2012 progress report on Australia’s readiness ... Unit Limited 2012 11 Cleaning up: Australia’s readiness for a low-carbon future 2012 progress report Case study: Wesfarmers Wesfarmers, owner of Coles, Australia’s largest supermarket chain, as ... and supply chain 21 Yes, it covers the business, including our supply chain, but not our external partners 27 12 Yes, it covers the business, including our external partners, but not our supply...

Ngày tải lên: 04/12/2015, 00:02

... results 31 © The Economist Intelligence Unit Limited 2011 Cleaning up Australia’s readiness for a low-carbon future Preface C leaning up: Australia’s readiness for a low-carbon future is an Economist ... sustainability, Santos • Armineh Mardirossian, group manager, corporate responsibility, Woolworths May 2011 © The Economist Intelligence Unit Limited 2011 Cleaning up Australia’s readiness for a low-carbon ... Garnaut Climate Change Review Update 2011 “Climate change in Australia: technical report 2007”, Commonwealth Scientific and Industrial Research Organisation Cleaning up Australia’s readiness for...

Ngày tải lên: 06/12/2015, 23:04

... Method Invocation technology, supports method calls between distributed Java objects CORBA, the Common Object Request Broker Architecture, supports method calls between objects of any programming ... make interobject communication possible; Explains situations where distributed objects can be useful; Shows you how to use remote objects and the associated remote method invocation (RMI) for communicating ... to manipulate server objects, but it doesn't actually have copies of them The objects themselves reside on the server The client code must still know what it can with those objects Their capabilities...

Ngày tải lên: 13/05/2014, 11:00

... author: cda@gti.ssr.upm.es Email addresses: FJ: fjn@gti.ssr.upm.es NG: narciso@gti.ssr.upm.es Website address: http://www.gti.ssr.upm.es Abstract Visual tracking of multiple objects is a key component ... track complex interacting objects whose trajectories change during occlusions Bayesian tracking model for multiple interacting objects The aim is to track several interacting objects from a static ... reliable algorithms for tracking a single object in constrained scenarios, the object tracking is still a challenge in uncontrolled situations involving multiple interacting objects that have a complex...

Ngày tải lên: 18/06/2014, 22:20

... author: cda@gti.ssr.upm.es Email addresses: FJ: fjn@gti.ssr.upm.es NG: narciso@gti.ssr.upm.es Website address: http://www.gti.ssr.upm.es Abstract Visual tracking of multiple objects is a key component ... track complex interacting objects whose trajectories change during occlusions Bayesian tracking model for multiple interacting objects The aim is to track several interacting objects from a static ... reliable algorithms for tracking a single object in constrained scenarios, the object tracking is still a challenge in uncontrolled situations involving multiple interacting objects that have a complex...

Ngày tải lên: 20/06/2014, 04:20

... Figure All the links are classified into three categories, namely, links having an LOS path, NLOS links traversing pillars only once, and NLOS links traversing pillars twice (there are no links traversing ... accuracy of type NLOS links outperforms type links in this example This is because the number of sampled links versus the number of unmeasured links is greater for type links with respect to ... experimental setup, all links are classified into four categories depending on the number of obstructions encountered Specifically, the LOS links are denoted as type 0, whereas the NLOS links are grouped...

Ngày tải lên: 21/06/2014, 23:20

... detailed segmentation of the objects Furthermore, they are not well adapted to the tracking of small objects 2.3 “Kernel tracking The last group of methods aims at tracking a region of simple ... two objects have merged In order to keep distinguishing the two objects, we equip our tracking system with an additional separation step in case objects get merged The principles of the tracking, ... we suppose that the two objects become connected in the image plane at time t and, on the other hand, that one of the objects occludes the second one at time t First, suppose that these two objects...

Ngày tải lên: 22/06/2014, 00:20

... ratio for link l and slot k, gll the channel gain of link l, g jl the channel gain between the transmitter of link j and the receiver of link l, σl the noise variance at the receiver of link l, ... (k), k = 1, 2, , K Step At each link l, update, for k = 1, 2, , K, Concurrent links in time slot Concurrent links in time slot Figure 1: A ring network of links is partitioned by the DCLS ... al 1.6 Power 1.2 0.8 0.4 Concurrent links in time slot Concurrent links in time slot Concurrent links in time slot Figure 4: A square network of 72 links with links partitioned, by the DCLS algorithm...

Ngày tải lên: 22/06/2014, 06:20

... corrupted blocks processed by the Viterbi decoder severely degrade its optimality at low SNRs 4.2 Effect of synchronization In the context of distributed setups, a fair comparison between distributed ... Journal on Advances in Signal Processing links of our setup and bound the performance of this system by another one with the same average SNR γ in all links, as demonstrated in [19] (m) (N+1) ... functions include (LAR based) (i) repetition coding, (ii) distributed complex field coding (DCFC), (iii) distributed space-time (ST) coding, and (iv) distributed error control coding (DECC) The use of...

Ngày tải lên: 22/06/2014, 19:20

... the objects being tracked (and independent of the camera nodes) 3.5 3D surveillance results and applications Two setups have been evaluated over several days, an outdoor setup and an indoor setup ... accessible and also run Linux 1.1.2 Tracking: particle filter Tracking is one key component of our system; thus, it is essential to choose a state-of-the-art class of tracking algorithm to ensure robust ... fluctuations of (a) up until t = 540 are not long enough to update the background model and are hence marked as moving pixels in (g) This is correct behavior as the fluctuations simulate objects moving...

Ngày tải lên: 22/06/2014, 22:20

... collaboration link The link causality from grandparent to parent then to grandson node is replaced by a direct link from grandparent to grandson node camera view, for multicamera multitarget tracking, ... algorithm; BMCT: the proposed distributed Bayesian multiple collaborative cameras multiple-target tracking approach; IDMOT: interactively distributed multiple-object tracking [14]; MIPF: multiple ... 5 CAM2#130 (c) Figure 9: Tracking results of the videos UnionStation: (a) interactively distributed multiple-object tracking (IDMOT) [14]; (b) color-based multicamera tracking approach (CMCT)...

Ngày tải lên: 22/06/2014, 23:20

... the objects location 17 2.5 Related Work in Tracking Systems Many distributed tracking systems have been proposed, developed, and experimented on in an effort to help further tracking of objects ... agile tracking framework is desired to serve as the basis for tracking research and discovery This thesis proposes enhancements to an existing distributed tracking system, the Enhanced Distributed ... severe or prevalent Because of this distributed setup of cameras, there is a need to dynamically locate and identify other cameras within the distributed tracking setup Because of failures by the underlying...

Ngày tải lên: 24/08/2014, 10:54

... Objectives Distributed transaction management Distributed concurrency control Distributed deadlock detection Distributed recovery control Distributed integrity control X/OPEN DTP standard Distributed ... 2005 Coordination of Distributed Transaction © Pearson Education Limited 1995, 2005 Distributed Locking Look at four schemes: – – – – Centralized Locking Primary Copy 2PL Distributed 2PL Majority ... Education Limited 1995, 2005 25 Distributed Deadlock Detection Four types of failure particular to distributed systems: – Loss of a message – Failure of a communication link – Failure of a site –...

Ngày tải lên: 22/10/2014, 10:15

... non-repudiation and secure communications Supplier Supplier Event Channel Supplier Supplier Supplier Supplier •Transaction services and concurrency control Supplier –Enforces concurrency control into ... remote objects –Remote objects are called as CORBA objects but are essentially regular objects wrapped in CORBA IDL –Clients make a request of the ORB –The ORB is responsible for: •locating objects, ... đối tượng phân tán •Trong mô hình đối tượng Objects have their own data + their own methods Objects interact via methods Objects may allow other objects to access internal data –Chỉ truy xuất...

Ngày tải lên: 31/01/2015, 11:19

... challenges in multiple-object tracking The …rst challenge is the varying number of objects In a tracking scenario, the number of objects can be time-varying, so the tracking algorithm has to detect ... multiple-object tracking using the PHD …lter 1.3 Organization of thesis Tracking multiple objects in a multiple-camera environment is a challenging task This is because of the data association of objects ... discusses future work 10 Chapter Review of object tracking 2.1 Introduction to object tracking Tracking is the processing of measurements obtained from objects such as color [28], contour [11], time...

Ngày tải lên: 11/09/2015, 16:08

... expressions which is supported by the MPEG-4 standard Facial feature are extracted using deformable templates to get precise positions In Chapter 3, an unsupervised learning algorithm, distributed locally ... recognition and tracking based on the facial structure features and movement information Our system utilizes a subset of Feature Points (FPs) for describing the facial expressions which is supported ... describing the facial expressions which is supported by the MPEG-4 standard An unsupervised learning algorithm, Distributed Locally Linear Embedding (DLLE), is introduced to recover the inherent...

Ngày tải lên: 06/10/2015, 20:43

Ngày tải lên: 07/08/2012, 12:07