Search For:

Displaying 1-50 out of 64 total
Delay-efficient rate control for Wyner-Ziv Video Coding in Wireless Video Sensor Networks using network coding
Found in: Multimedia and Expo, IEEE International Conference on
By Haitao Zhang, Huadong Ma
Issue Date:July 2010
pp. 243-248
Wyner-Ziv Video Coding (WZVC) is considered as one promising video coding scheme for Wireless Video Sensor Networks (WVSNs) due to its high compression efficiency and error resilience functionalities, as well as the low encoding complexity. However, for ac...
 
The Biometrics Grid: A Solution to Biometric Technologies
Found in: IEEE Distributed Systems Online
By Anlong Ming, Huadong Ma
Issue Date:September 2007
pp. 1
The biometrics grid can simplify resource management and access by making biometrics data as easy to access as Web pages via a Web browser. It tests user-designed modules, which are wrapped to Web services and deployed into a Web services container. Risk-r...
 
An Approach to Formally Modeling the Component-based E-commerce System
Found in: Service-Oriented System Engineering, IEEE International Workshop on
By Xianli Jin, Huadong Ma
Issue Date:October 2005
pp. 15-22
<p>Component-based development technique is often used to develop various complex software systems, especially in e-commerce system, due to its flexibility and efficiency. But such a system must provide a mechanism with which developers can easily ma...
 
Automatic Synthesis of the DC Specifications of Lip Synchronisation Protocol
Found in: Asia-Pacific Software Engineering Conference
By Huadong Ma, Liang Li, Jianzhong Wang, Naijun Zhan
Issue Date:December 2001
pp. 371
Duration Calculus DC), an extension of interval temporal logic, has been shown very powerful and suitable for specifying multimedia protocols. Generally speaking, it is impossible to verify the DC specifications using model-checking because of DC's undecid...
 
COUPON: Cooperatively Building Sensing Maps in Mobile Opportunistic Networks
Found in: 2013 IEEE 10th International Conference on Mobile Ad-Hoc and Sensor Systems (MASS)
By Dong Zhao, Huadong Ma, Shaojie Tang
Issue Date:October 2013
pp. 295-303
With the popularity and advancements of smartphones, mobile users can sense the city using variety of sensors opportunistically, and forward the sensory data to the monitoring center for building sensing maps through intermittent connections with short-ran...
 
On Opportunistic Coverage for Urban Sensing
Found in: 2013 IEEE 10th International Conference on Mobile Ad-Hoc and Sensor Systems (MASS)
By Dong Zhao, Huadong Ma, Liang Liu, Jing Zhao
Issue Date:October 2013
pp. 231-239
Opportunistic sensing is a new paradigm which exploits human-carried or vehicle-mounted sensors to collect data ubiquitously for large-scale urban sensing. Existing work lacks an in-depth investigation on the sensing quality of such sensing systems, which ...
 
CAVD: A Traffic-Camera Assisted Live Video Streaming Delivery Strategy in Vehicular Ad Hoc Networks
Found in: 2013 IEEE 10th International Conference on Mobile Ad-Hoc and Sensor Systems (MASS)
By Honghai Wu, Huadong Ma
Issue Date:October 2013
pp. 379-383
How to deliver live video streaming in vehicular ad hoc networks (VANETs) has been a hot topic in recent years. However, due to high vehicular speed, frequent disconnection and dynamic topology, it's difficult to guarantee the low-delay delivery of real-ti...
 
Concurrency Optimized Task Scheduling for Workflows in Cloud
Found in: 2013 IEEE 6th International Conference on Cloud Computing (CLOUD)
By Yihong Gao, Huadong Ma, Haitao Zhang, Xiangqi Kong, Wangyang Wei
Issue Date:June 2013
pp. 709-716
Recent years, more and more enterprises migrate their applications to the cloud for cost saving. During the application migration, an application usually needs to be re-designed from a workflow to an execution plan on a cloud platform. Based on the executi...
 
Opportunistic forwarding with hotspot entropy
Found in: 2013 IEEE 14th International Symposium on
By Peiyan Yuan, Huadong Ma
Issue Date:June 2013
pp. 1-9
Performance of data forwarding in opportunistic networks benefits considerably if one can make use of human mobility in terms of social structures. However, it is difficult and time-consuming to calculate the centrality and similarity of nodes by using sol...
   
In-Network Estimation with Delay Constraints in Wireless Sensor Networks
Found in: IEEE Transactions on Parallel and Distributed Systems
By Haitao Zhang,Huadong Ma,Xiang-Yang Li,Shaojie Tang
Issue Date:February 2013
pp. 368-380
The use of wireless sensor networks (WSNs) for closing the loops between the cyberspace and the physical processes is more attractive and promising for future control systems. For some real-time control applications, controllers need to accurately estimate...
 
Adaptive Synchronization Control with Multi-level Buffer in Wireless Multimedia Sensor Networks
Found in: Distributed Computing in Sensor Systems and Workshops, International Conference on
By Guotao Zhao,Huadong Ma,Yan Sun,Hong Luo,Liang Liu
Issue Date:May 2012
pp. 50-57
In Wireless Multimedia Sensor Networks (WMSNs), data fusion and collaborative in-network processing operations often require effective multimedia synchronization control. Extensive researches have been done in the traditional networks. Most of these works ...
 
Passive Diagnosis for WSNs Using Data Traces
Found in: Distributed Computing in Sensor Systems and Workshops, International Conference on
By Jiangwu Nie,Huadong Ma,Lufeng Mo
Issue Date:May 2012
pp. 273-280
Diagnosis for wireless sensor networks is difficult, due to the limited resources and the ad hoc manner of networks. The existing approaches mainly focus on collecting diagnosis metrics, which bring heavy communication overhead to the network. We present a...
 
Data Collection with Multiple Controlled Mobile Nodes in Wireless Sensor Networks
Found in: Parallel and Distributed Systems, International Conference on
By Chao Wang,Huadong Ma
Issue Date:December 2011
pp. 489-496
Data collection is a fundamental and important issue in wireless sensor networks. Recent research has shown that using mobile nodes to collect and carry data in WSNs has many advantages over static multi-hop routing. In this paper, we focus on the problem ...
 
Data Collection in Wireless Sensor Networks by Utilizing Multiple Mobile Nodes
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Chao Wang,Huadong Ma
Issue Date:December 2011
pp. 83-90
Data collection is a fundamental and important issue in wireless sensor networks (WSNs). Recent research has shown that using mobile nodes to collect and carry data in WSNs has many advantages over static multi-hop routing. In this paper, we focus on the p...
 
Robust Human Detection with Low Energy Consumption in Visual Sensor Network
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Huiyuan Fu,Huadong Ma,Liang Liu
Issue Date:December 2011
pp. 91-97
In this paper, we try to address the difficult problem of detecting humans robustly with low energy consumption in the visual sensor network. The proposed method contains two parts: one is an ESOBS (Enhanced Self-Organizing Background Subtraction) based fo...
 
Content Based Pre-diagnosis for Wireless Sensor Networks
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Jiangwu Nie,Huadong Ma
Issue Date:December 2011
pp. 98-104
The network diagnosis is significant and difficult because the limited resource in WSNs, especially the heavy communication burden for diagnosis. How to reduce the diagnosis overhead is crucial. In this paper, we argue that the sensing data from sensor net...
 
On Exploiting Few Strangers for Data Forwarding in Delay Tolerant Networks
Found in: Mobile Ad-hoc and Sensor Networks, International Conference on
By Peiyan Yuan,Huadong Ma,Pengrui Duan
Issue Date:December 2011
pp. 282-288
Routing is one of the challenging tasks in Delay Tolerant Networks (DTNs), due to the lack of global knowledge and sporadic contacts between nodes. Most existing works take greedy mechanism to forward messages, i.e., only nodes which have higher quality me...
 
Adaptive Approximate Data Collection for Wireless Sensor Networks
Found in: IEEE Transactions on Parallel and Distributed Systems
By Chao Wang,Huadong Ma,Yuan He,Shuguagn Xiong
Issue Date:June 2012
pp. 1004-1016
Data collection is a fundamental task in wireless sensor networks. In many applications of wireless sensor networks, approximate data collection is a wise choice due to the constraints in communication bandwidth and energy budget. In this paper, we focus o...
 
Accelerating Shot Boundary Detection by reducing spatial and temporal redundant information
Found in: Multimedia and Expo, IEEE International Conference on
By Guangyu Gao, Huadong Ma
Issue Date:July 2011
pp. 1-6
Shot Boundary Detection (SBD) is the fundamental process in video processing area. However, according to the most existing SBD methods [1], [2], researchers have paid much attention to detect the shot boundaries as accurately as possible with expensive com...
 
View-based 3D model retrieval with topological structure
Found in: Multimedia and Expo, IEEE International Conference on
By Pengjie Li, Huadong Ma, Anlong Ming
Issue Date:July 2011
pp. 1-6
With the rapidly increasing of 3D models, the view-based 3D model retrieval methods have received significant research attention. The previous view-based methods can achieve ideal retrieval result for the rigid models, but they only obtain poor retrieval r...
 
Fast accurate pedestrian detection using a MPL-Boosted cascade of weak FIK-SVM classifiers
Found in: Multimedia and Expo, IEEE International Conference on
By Junqiang Wang, Huadong Ma, Anlong Ming
Issue Date:July 2011
pp. 1-6
We address the problem of pedestrian detection in still images. Current pedestrian detection systems are hard to improve both speed and accuracy simultaneously. In order to achieve a balance between speed and accuracy, we propose a novel MPL-Boosted cascad...
 
EGMM: An enhanced Gaussian mixture model for detecting moving objects with intermittent stops
Found in: Multimedia and Expo, IEEE International Conference on
By Huiyuan Fu,Huadong Ma,Anlong Ming
Issue Date:July 2011
pp. 1-6
Moving object detection is one of the most important tasks in intelligent visual surveillance systems. Gaussian Mixture Model (GMM) has been most widely used for moving object detection, because of its robustness to variable scenes. However, to the best of...
 
The dissemination speed of correlated messages in opportunistic networks
Found in: Computers and Communications, IEEE Symposium on
By Peiyan Yuan, Huadong Ma, Xufei Mao
Issue Date:July 2011
pp. 309-315
We evaluate the performance of epidemic protocol in opportunistic networks. Early works follow an independent model which assumes that different messages in the network disseminate independently. Whereas, most recent work has pointed out that the same even...
 
Enhanced surveillance platform with low-power wireless audio sensor networks
Found in: A World of Wireless, Mobile and Multimedia Networks, International Symposium on
By Guotao Zhao, Huadong Ma, Yan Sun, Hong Luo, Xufei Mao
Issue Date:June 2011
pp. 1-9
Video surveillance system, which can provide real-time display of the monitored scene and video playback, has been employed in many areas including: commercial security, accident investigation, law enforcement and emergency response. However, audio which c...
 
Energy-efficient k-class coverage for collaborative classification in Wireless Audio Sensor Networks
Found in: A World of Wireless, Mobile and Multimedia Networks, International Symposium on
By Dong Zhao, Huadong Ma, Liang Liu
Issue Date:June 2011
pp. 1-9
Object/event classification is an important aspect in the applications of Wireless Audio Sensor Networks (WASNs). In order to reduce the computational burdens of individual sensors, distributed classification method is adopted, i.e., the individual sensors...
 
Distributed audio synchronization scheme using audio endpoint inWASNs
Found in: A World of Wireless, Mobile and Multimedia Networks, International Symposium on
By Guotao Zhao, Huadong Ma, Yan Sun, Hong Luo
Issue Date:June 2011
pp. 1-9
In Wireless Audio Sensor Networks (WASNs), many applications such as target tracking, data fusion and localization, often require precise synchronization among audio streams. Extensive researches have been done under the assumption that wireless channel is...
 
Estimate Aggregation with Delay Constraints in Multihop Wireless Sensor Networks
Found in: Cyber-Physical Systems, IEEE/ACM International Conference on
By Haitao Zhang, Huadong Ma, Xiang-Yang Li
Issue Date:April 2011
pp. 184-193
Using wireless sensor networks (WSNs) to observe physical processes for control systems has attracted much attention recently. For some real-time control applications, controllers need to accurately estimate the process state within rigid delay constraints...
 
Energy-Efficient Opportunistic Routing in Wireless Sensor Networks
Found in: IEEE Transactions on Parallel and Distributed Systems
By Xufei Mao,Shaojie Tang,Xiaohua Xu,Xiang-Yang Li,Huadong Ma
Issue Date:November 2011
pp. 1934-1942
Opportunistic routing [2], [3] has been shown to improve the network throughput, by allowing nodes that overhear the transmission and closer to the destination to participate in forwarding packets, i.e., in forwarder list. The nodes in forwarder list are p...
 
On Coverage of Wireless Sensor Networks for Rolling Terrains
Found in: IEEE Transactions on Parallel and Distributed Systems
By Liang Liu,Huadong Ma
Issue Date:January 2012
pp. 118-125
Deriving the proper density to achieve the region coverage for random sensors deployment is a fundamentally important problem in the area of wireless sensor networks. Most existing works on sensor coverage mainly concentrate on the two-dimensional (2D) pla...
 
Adaptive Audio Synchronization Scheme Based on Feedback Loop with Local Clock in Wireless Audio Sensor Networks
Found in: Parallel and Distributed Systems, International Conference on
By Guotao Zhao, Huadong Ma, Hong Luo, Yan Sun
Issue Date:December 2010
pp. 609-616
Wireless Audio Sensor Networks (WASNs) can provide event detection, object tracking and emergency response through cooperative audio sensor nodes. Effective collaboration of audio sensors requires precise synchronization among audio streams. Some researche...
 
Approximate Data Collection for Wireless Sensor Networks
Found in: Parallel and Distributed Systems, International Conference on
By Chao Wang, Huadong Ma, Yuan He, Shuguang Xiong
Issue Date:December 2010
pp. 164-171
Data collection is a fundamental issue in wireless sensor networks. In many application scenarios for sensor networks, approximate data collection is a wise choice due to the constraints in communication bandwidth and energy budget. In this paper, we focus...
 
A Cloud Service for Automatic Marking of Virtual Experiment Based on Rules Engine
Found in: Grid and Cloud Computing, International Conference on
By Xiangbin Han, Huadong Ma
Issue Date:November 2010
pp. 394-399
Web based learning has grown particularly rapidly in the area of virtual experiment, while automatic marking of virtual experiment is still difficult. One reason is the semantic rule used in marking of virtual experiment. The other is the bottleneck of per...
 
Exploring the hidden connectivity in urban vehicular networks
Found in: Network Protocols, IEEE International Conference on
By Kebin Liu, Mo Li, Yunhao Liu, Xiang-Yang Li, Minglu Li, Huadong Ma
Issue Date:October 2010
pp. 243-252
The high mobility of VANET makes information exchange across the network excessively difficult. Traditional approaches designed for stationary networks are not applicable due to the high dynamics among the nodes. Applying the routing techniques tailored fo...
 
Robust Head-Shoulder Detection by PCA-Based Multilevel HOG-LBP Detector for People Counting
Found in: Pattern Recognition, International Conference on
By Chengbin Zeng, Huadong Ma
Issue Date:August 2010
pp. 2069-2072
Robustly counting the number of people for surveillance systems has widespread applications. In this paper, we propose a robust and rapid head-shoulder detector for people counting. By combining the multilevel HOG (Histograms of Oriented Gradients) with th...
 
Automatic Detection and Localization of Natural Scene Text in Video
Found in: Pattern Recognition, International Conference on
By Xiaodong Huang, Huadong Ma
Issue Date:August 2010
pp. 3216-3219
Video scene text contains semantic information and thus can contribute significantly to video indexing and summarization. However, most of the previous approaches to detecting scene text from videos experience difficulties in handling texts with various ch...
 
Event classification for living environment surveillance using audio sensor networks
Found in: Multimedia and Expo, IEEE International Conference on
By Dong Zhao, Huadong Ma, Liang Liu
Issue Date:July 2010
pp. 528-533
The audio surveillance is traditionally performed by using wired microphones. We propose an alternative surveillance system by using audio sensor networks for event classification in our living environment. We first compare two classical acoustic features ...
 
Adaptive Sampling and Diversity Reception in Multi-hop Wireless Audio Sensor Networks
Found in: Distributed Computing Systems, International Conference on
By Hong Luo, Jinge Wang, Yan Sun, Huadong Ma, Xiang-Yang Li
Issue Date:June 2010
pp. 378-387
Wireless Audio Sensor Networks (WASNs) can provide event detection, object tracking and audio stream monitoring through cooperative audio sensor nodes. Extensive researches have focused on sound detection and source localization, but little work is on the ...
 
Data Fusion with Desired Reliability in Wireless Sensor Networks
Found in: IEEE Transactions on Parallel and Distributed Systems
By Hong Luo, Huixiang Tao, Huadong Ma, Sajal K. Das
Issue Date:March 2011
pp. 501-513
Energy-efficient and reliable transmission of sensory information is a key problem in wireless sensor networks. To save more energy, in-network processing such as data fusion is a widely used technique, which, however, may often lead to unbalanced informat...
 
A collaborative surveillance system for role identification
Found in: International Conference on Computer Supported Cooperative Work in Design
By Anlong Ming, Huadong Ma
Issue Date:April 2009
pp. 306-311
Many works of conventional surveillance have focused on people tracking, behavior or event detection, gait or face based recognition, etc. However, role identification is also very important in video surveillance but usually paid less attention. In this pa...
 
Analysis of Data Delivery Delay in Acoustic Sensor Networks
Found in: Embedded and Ubiquitous Computing, IEEE/IFIP International Conference on
By Chao Wang, Yan Sun, Huadong Ma
Issue Date:December 2008
pp. 283-287
Acoustic sensor networks can provide rich multimedia information, which doubtlessly benefit a plethora of data hungry applications such as environment monitoring, health care, emergency response, and security surveillance. In this paper, we study the data ...
 
A Robust Endpoint Detection Algorithm for Video Caption Generation
Found in: Young Computer Scientists, International Conference for
By Qi Li, Huadong Ma, Shuo Feng
Issue Date:November 2008
pp. 942-946
This paper proposes a robust endpoint detection algorithm for continuous speech in noisy environment, and it can be used in automatic video caption generation systems. In the proposed algorithm, we integrate the widely used energy, zero crossing and entrop...
 
Video Mosaic Block Detection Based on Template Matching and SVM
Found in: Young Computer Scientists, International Conference for
By Xiaodong Huang, Huadong Ma, Haidong Yuan
Issue Date:November 2008
pp. 1082-1086
Mosaic block is easily occurred in the TV signals, which will cause the degraded video. In this paper, we propose an automatic degraded video detection approach based on support vector machine and template matching to detecting mosaic block in video. We de...
 
Localization-oriented coverage based on Bayesian estimation in camera sensor networks
Found in: A World of Wireless, Mobile and Multimedia Networks, International Symposium on
By Liang Liu, Xi Zhang, Huadong Ma
Issue Date:June 2008
pp. 1-8
Target tracking and localization are important applications in camera sensor networks. Although coverage is a very important research topic in wireless sensor networks, and the coverage problem for target detection has been intensively studied, few conside...
 
Image-Based Stamp Extraction for Enhanced Postal Automation
Found in: Image and Signal Processing, Congress on
By Haidong Yuan, Huadong Ma, Xiaodong Huang
Issue Date:May 2008
pp. 672-676
Postal automation is yet a partially solved challenge, and part of the challenge is the automatic and accurate extraction of stamps in envelope. We observed that the stamp perforations form a distinct boundary between the stamps and the background. The num...
 
A Hidden Markov Model Approach to Parsing MTV Video Shot
Found in: Image and Signal Processing, Congress on
By Xiaodong Huang, Huadong Ma, Haidong Yuan
Issue Date:May 2008
pp. 276-280
In this paper, we present an approach for detecting MTV video shot using Hidden Markov Models (HMMs), in which the color, shape and motion features are utilized. First, the temporal characteristics of different shot transitions are exploited and an HMM is ...
 
Hotspot Avoidance for P2P Streaming Distribution Application: A Game Theoretic Approach
Found in: IEEE Transactions on Parallel and Distributed Systems
By Zhen Yang, Huadong Ma
Issue Date:February 2009
pp. 219-232
Today's peer-to-peer (P2P) streaming application periodically suffers from routing hotspots, which are also known as flash crowds. A routing hotspot is typically created by an unanticipated new event that triggers an unanticipated surge of users to request...
 
Real-Time Component Composition Using Hierarchical Timed Automata
Found in: Quality Software, International Conference on
By Xianli Jin, Huadong Ma, Zonghua Gu
Issue Date:October 2007
pp. 90-99
In component-based software development, it is important to use formal models to describe component composition. However, the existing component composition models generally ignore real-time issues. We present a formal integration model based on Hierarchic...
 
A Temporal Logic Based Grid Workflow Model and Scheduling Scheme
Found in: Grid and Cloud Computing, International Conference on
By Yu-E Zheng, Huadong Ma, Lejun Zhang
Issue Date:August 2007
pp. 338-345
Recently, grid computing has become a popular technology for large-scale scientific or business computing. Grid workflow system can enhance the flexibility and efficiency of the grid computing. By the virtue of the dynamic and heterogeneous nature of grid ...
 
Line Detection for Point Set of Varying Discrete Degrees
Found in: Image and Graphics, International Conference on
By Haidong Yuan, Huadong Ma
Issue Date:August 2007
pp. 453-458
Many line detection algorithms based on Hough transform are used to work on continuous set of points, such as edge image, which is composed of continuous or almost continuous points. When these algorithms work on the high-discrete point set, they produce t...
 
A Push-based Paradigm for Environment Adaptive Application Reconfiguration in Clustered Sensor Networks
Found in: IEEE International Conference on Mobile Adhoc and Sensor Systems Conference
By Liang Liu, Huadong Ma, Dan Tao, Dongmei Zhang
Issue Date:October 2006
pp. 277-285
Application reconfiguration is essential in order to complement the flexibility and adaptability for sensor networks in the environment monitoring domain. In this paper, we first describe an effective Environment Adaptive Application Reconfiguration (EAAR)...
 
 1  2 Next >>