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Displaying 1-50 out of 82 total
A Uniform Framework for Processing Temporal Object Queries
Found in: Technology of Object-Oriented Languages, International Conference on
By L. Wang, M. Wing, C. Davis, N. Revell
Issue Date:September 1997
pp. 28
This paper explores a uniform framework for processing temporal queries in the context of object-oriented databases. A temporal object data model is developed by extending the unified model of RDBs and OODBs from UniSQL/X with a time-dimension, that forms ...
Distributed Instruction Set Computer Architecture
Found in: IEEE Transactions on Computers
By L. Wang, C.-L. Wu
Issue Date:August 1991
pp. 915-934
<p>The Distributed Instruction Set Computer Architecture (DISC) is proposed as a fine-grained multiprocessing computer architecture. DISC uses a parallel instruction set and a distributed control mechanism to explore fine-grained, parallel processing...
The Number of Intersections Between two Rectangular Paths
Found in: IEEE Transactions on Computers
By Y.-L. Wang, R.C.T. Lee, J.S. Chang
Issue Date:November 1989
pp. 1564-1571
The authors consider upper bounds on the number of intersections between two rectangular paths. Let these two paths be denoted as P and Q, and denote the number of Manhattan subpaths in P and Q by mod P mod and mod Q mod respectively. K. Kant (1985) gave a...
A Coupled PDE Model of Nonlinear Diffusion for Image Smoothing and Segmentation
Found in: Computer Vision and Pattern Recognition, IEEE Computer Society Conference on
By B.C. Vemuri, L. Wang, Y. Chen
Issue Date:June 1998
pp. 132
No summary available.
Temporal Query Processing and Optimization in Object-Oriented Databases
Found in: Database and Expert Systems Applications, International Workshop on
By L. Wang, M. Wing, C. Davis, N. Revell
Issue Date:September 1997
pp. 0474
This paper investigates temporal query processing and optimization in the context of object-oriented databases. Based on our temporal object data model and algebra, a strategy of decomposition is presented to process temporal queries that involve associati...
A New Kernel Method for RNA Classification
Found in: Bioinformatic and Bioengineering, IEEE International Symposium on
By Xiaoming Wu, Jason T. L. Wang, Katherine G. Herbert
Issue Date:October 2006
pp. 201-208
Support vector machines (SVMs) are a state-of-the-art machine learning tool widely used in speech recognition, image processing and biological sequence analysis. An essential step in SVMs is to devise a kernel function to compute the similarity between two...
Scientific Data Classification: A Case Study
Found in: Tools with Artificial Intelligence, IEEE International Conference on
By Gung-Wei Chirn, Jason T. L. Wang, Zhiyuan Wang
Issue Date:November 1997
pp. 0216
Scientific data classification is the activity of determining whether or not an unlabeled scientific object belongs to an existing class. It is an important operation in the management of scientific databases. In this paper we present a case study for scie...
Curriculum Knowledge Representation and Manipulation in Knowledge-Based Tutoring Systems
Found in: IEEE Transactions on Knowledge and Data Engineering
By Gang Zhou, Jason T.-L. Wang, Peter A. Ng
Issue Date:October 1996
pp. 679-689
<p><b>Abstract</b>—A Knowledge-Based Tutoring System (KBTS) is a computer-based instructional system that uses artificial intelligence techniques to help people learn some subjects. We found that the knowledge communication process involv...
XML Clustering by Principal Component Analysis
Found in: Tools with Artificial Intelligence, IEEE International Conference on
By Jianghui Liu, Jason T. L. Wang, Wynne Hsu, Katherine G. Herbert
Issue Date:November 2004
pp. 658-662
XML is increasingly important in data exchange and information management. A large amount of efforts have been spent in developing efficient techniques for storing, querying, indexing and accessing XML documents. In this paper we propose a new approach to ...
ATreeGrep: Approximate Searching in Unordered Trees
Found in: Scientific and Statistical Database Management, International Conference on
By Dennis Shasha, Jason T. L. Wang, Huiyuan Shan, Kaizhong Zhang
Issue Date:July 2002
pp. 89
An unordered labeled tree is a tree in which each node has a string label and the parent-child relationship is significant, but the order among siblings is unimportant. This paper presents an approach to the nearest neighbor search problem for these trees....
A System for Approximate Tree Matching
Found in: IEEE Transactions on Knowledge and Data Engineering
By J.T.-L. Wang, K. Zhang, K. Jeong, D. Shasha
Issue Date:August 1994
pp. 559-571
<p>Ordered, labeled trees are trees in which each node has a label and the left-to-right order of its children (if it has any) is fixed. Such trees have many applications in vision, pattern recognition, molecular biology, programming compilation, and...
Cross-Section Reconstruction with a Fan-Beam Scanning Geometry
Found in: IEEE Transactions on Computers
By L. Wang
Issue Date:March 1977
pp. 264-268
A simple approach for cross-section reconstruction with a fan-beam scanning geometry is discussed. The scanner and the radiation beams are set up in such a way that the projection data can be rearranged and considered as if they were generated from the con...
Unordered Tree Mining with Applications to Phylogeny
Found in: Data Engineering, International Conference on
By Dennis Shasha, Jason T. L. Wang, Sen Zhang
Issue Date:April 2004
pp. 708
Frequent structure mining (FSM) aims to discover and extract patterns frequently occuring in structural data, such as trees and graphs. FSM finds many applications in bioinformatics, XML processing, Web log analysis, and so on. In this paper we present a n...
TreeRank: A Similarity Measure for Nearest Neighbor Searching in Phylogenetic Databases
Found in: Scientific and Statistical Database Management, International Conference on
By Jason T. L. Wang, Huiyuan Shan, Dennis Shasha, William H. Piel
Issue Date:July 2003
pp. 171
Phylogenetic trees are unordered labeled trees in which each leaf node has a label and the order among siblings is unimportant. In this paper we propose a new similarity measure, called TreeRank, for phylogenetic trees and present an algorithm for computin...
Pre-miRNA classification via combinatorial feature mining and boosting
Found in: 2012 IEEE International Conference on Bioinformatics and Biomedicine (BIBM)
By Ling Zhong,Jason T. L. Wang,Dongrong Wen,Bruce A. Shapiro
Issue Date:October 2012
pp. 1-4
MicroRNAs (miRNAs) are non-coding RNAs with approximately 22 nucleotides (nt) that are derived from precursor molecules. These precursor molecules or pre-miRNAs often fold into stem-loop hairpin structures. However, a large number of sequences with pre-miR...
Spin wave functions nanofabric update
Found in: Nanoscale Architectures, IEEE International Symposium on
By Prasad Shabadi,Alexander Khitun,Kin Wong,P. Khalili Amiri,Kang L. Wang,C. Andras Moritz
Issue Date:June 2011
pp. 107-113
We provide a comprehensive progress update on the magnonic spin wave functions nanofabric. Spin wave propagation does not involve any physical movement of charge particles. Information is encoded in the phase of the wave and computation is based on the pri...
A Structure-Based Search Engine for Phylogenetic Databases
Found in: Scientific and Statistical Database Management, International Conference on
By Huiyuan Shan, Katherine G. Herbert, William H. Piel, Dennis Shasha, Jason T. L. Wang
Issue Date:July 2002
pp. 7
Phylogenetic trees are essential for understanding the relationships among organisms or taxa. Many of the current techniques for searching phylogenetic repositories allow the user to perform a keyword-type search or an aligned sequence data search, or to b...
On using adaptive filtering to extract the absorption cross section of SO/sub 2/ in
Found in: Southeastern Symposium on System Theory
By L. Wang, N.H. Younan, D.L. Monts
Issue Date:March 1995
pp. 136
In this paper, an adaptive filter routine based on adaptive line enhancement is used to effectively extract the absorption coefficient of SO/sub 2/ in a differential absorption laser spectroscopy system. The ALE technique requires no a priori knowledge of ...
Direct Gray-Scale Extraction of Features for Character Recognition
Found in: IEEE Transactions on Pattern Analysis and Machine Intelligence
By L. Wang, T. Pavlidis
Issue Date:October 1993
pp. 1053-1067
<p>A method for feature extraction directly from gray-scale images of scanned documents without the usual step of binarization is presented. This approach eliminates binarization by extracting features directly from gray-scale images. In this method,...
A Field Programmable Analogue ASIC towards Low Power Processing-on-Node BSNs
Found in: Wearable and Implantable Body Sensor Networks, International Workshop on
By L. Wang, J.Y. Zhang, J. Huang, L.K. Chen, L. Yu, Y.T. Zhang, G.Z. Yang
Issue Date:June 2009
pp. 213-216
Modern microelectronics technologies play important roles in body sensor networks (BSN). In this paper a field programmable analogue ASIC working on the discrete-time mode for biomedical signal filtering was presented. The ASIC we have developed incorporat...
Adaptive Power Control using Channel State Information Gradient for Mobile Radio Systems
Found in: Advanced Information Networking and Applications, International Conference on
By L. Wang, C. C. Tsimenidis, A. E. Adams
Issue Date:April 2006
pp. 915-919
In this paper, a new adaptive, closed-loop power control algorithm is proposed for wideband code-divisionmultiple- access (W-CDMA) communication systems. The adjustment of power is carried out through knowledge of the past values of signal strength and sig...
Multilevel Logic Minimization Using Functional Don't Cares
Found in: VLSI Design, International Conference on
By L. Wang, A.E.A. Almaini
Issue Date:January 2001
pp. 417
The concept of two-level cube on a Karnaugh map is first generalized to a multilevel cube that can cover both
Illumination and geometry invariant recognition of texture in color images
Found in: Computer Vision and Pattern Recognition, IEEE Computer Society Conference on
By L. Wang, G. Healey
Issue Date:June 1996
pp. 419
We develop a method for recognizing color texture independent of rotation, scale, and illumination. Color texture is modeled using spatial correlation functions defined within and between sensor bands. Using a linear model for surface spectral reflectance ...
Towards logic functions as the device
Found in: Nanoscale Architectures, IEEE International Symposium on
By Prasad Shabadi, Alexander Khitun, Pritish Narayanan, Mingqiang Bao, Israel Koren, Kang L. Wang, C. Andras Moritz
Issue Date:June 2010
pp. 11-16
This paper argues for alternate state variables and new types of sophisticated devices that implement more functionality in one computational step than typical devices based on simple switches. Elementary excitations in solids enabling wave interactions ar...
Cellular Nonlinear Network with Spin Wave Bus
Found in: Information Technology: New Generations, Third International Conference on
By A. Khitun, M. Bao, J-Y. Lee, K. L. Wang, D.W. Lee, S. Wang
Issue Date:April 2007
pp. 915-919
We propose and analyze a Cellular Nonlinear Network based on semiconductor nano-structure consisting of multiple layers of two semiconductors along with an incorporated ferromagnetic layer ? spin wave bus. A bi-stable elementary logic cell of the proposed ...
PhyloMiner: A Tool for Evolutionary Data Analysis
Found in: Scientific and Statistical Database Management, International Conference on
By Sen Z h a n g, Katherine G. Herbert, Jason T. L. Wang, William H. Piel, David R. B. Stockwell
Issue Date:July 2006
pp. 129-132
Currently, phylogenetic tree techniques are being used in multiple areas, from Tree of Life problems to pathogen recognition to drug discovery. With all of these applications for phylogenetic tree techniques, methods are needed to exploit the knowledge mod...
Towards Urban 3D Reconstruction from Video
Found in: 3D Data Processing Visualization and Transmission, International Symposium on
By A. Akbarzadeh, J.-M. Frahm, P. Mordohai, B. Clipp, C. Engels, D. Gallup, P. Merrell, M. Phelps, S. Sinha, B. Talton, L. Wang, Q. Yang, H. Stewenius, R. Yang, G. Welch, H. Towles, D. Nister, M. Pollefeys
Issue Date:June 2006
pp. 1-8
The paper introduces a data collection system and a processing pipeline for automatic geo-registered 3D reconstruction of urban scenes from video. The system collects multiple video streams, as well as GPS and INS measurements in order to place the reconst...
Pulse Contour Variability Before and After Exercise
Found in: Computer-Based Medical Systems, IEEE Symposium on
By L.S. Xu, K.Q. Wang, L. Wang, Naimin Li
Issue Date:June 2006
pp. 237-240
This paper compares the radial artery pulses of 105 young graduate students. The radial artery pulses after performing progressive ergometer for five minutes are different from those at rest. All the pulses become floating and fast. The contours of pulses ...
Segmenting 3-D Surfaces Using Multicolored Illumination
Found in: Computer Vision and Pattern Recognition, IEEE Computer Society Conference on
By G. Healey, L. Wang
Issue Date:June 1998
pp. 384
No summary available.
Performance Comparison of Control Schemes for ABR Service in ATM LANs
Found in: Modeling, Analysis, and Simulation of Computer Systems, International Symposium on
By L. Wang, C. McCrosky
Issue Date:January 1997
pp. 205
The ATM Forum has defined a new service category, called the available bit rate service (ABR), which is intended for applications requiring tightly constrained cell loss but no bound on the delay or delay variation. Appropriate traffic control schemes are ...
Efficient Boundary Extraction of BSP Solids Based on Clipping Operations
Found in: IEEE Transactions on Visualization and Computer Graphics
By C. C. L. Wang,D. Manocha
Issue Date:January 2013
pp. 16-29
We present an efficient algorithm to extract the manifold surface that approximates the boundary of a solid represented by a Binary Space Partition (BSP) tree. Our polygonization algorithm repeatedly performs clipping operations on volumetric cells that co...
Accelerated simulation of tunable vibration energy harvesting systems using a linearised state-space technique
Found in: 2011 Design, Automation & Test in Europe
By L Wang,T J Kazmierski,B M Al-Hashimi,A S Weddell,G V Merrett,I N A Garcia
Issue Date:March 2011
pp. 1-6
This paper proposes a linearised state-space technique to accelerate the simulation of tunable vibration energy harvesting systems by at least two orders of magnitude. The paper provides evidence that currently available simulation tools are inadequate for...
Mixed Pixel Analysis for Flood Mapping Using Extended Support Vector Machine
Found in: Digital Image Computing: Techniques and Applications
By Chandrama Dey, Xiuping Jia, D. Fraser, L. Wang
Issue Date:December 2009
pp. 291-295
This paper addresses the challenges of flood mapping using multispectral images. Quantitative flood mapping is critical for flood damage assessment and management. Remote sensing images obtained from various satellite or airborne sensors provide valuable d...
Clustered Workflow Execution of Retargeted Data Analysis Scripts
Found in: Cluster Computing and the Grid, IEEE International Symposium on
By Daniel L. Wang, Charles S. Zender, Stephen F. Jenks
Issue Date:May 2008
pp. 449-458
Supercomputing advances have enabled computational science data volumes to grow at ever increasing rates, commonly resulting in moredata produced than can be practically analyzed. Whole-dataset download costs have grown to impractical heights, even with mu...
Automatic Model Generation for Black Box Real-Time Systems
Found in: Design, Automation and Test in Europe Conference and Exhibition
By L. Wang, Sri Kanajan, S.A. Seshia
Issue Date:April 2007
pp. 173
Embedded systems are often assembled from black box components. System-level analyses, including verification and timing analysis, typically assume the system description, such as RTL or source code, as an input. There is therefore a need to automatically ...
Mining Genes in DNA Using GeneScout
Found in: Data Mining, IEEE International Conference on
By Michael M. Yin, Jason T. L. Wang
Issue Date:December 2002
pp. 733
In this paper, we present a new system, called GeneScout, for predicting gene structures in vertebrate genomic DNA. The system contains specially designed hidden Markov models (HMMs) for detecting functional sites including protein-translation start sites,...
Semantic search on Internet tabular information extraction for answering queries
Found in: Proceedings of the ninth international conference on Information and knowledge management (CIKM '00)
By C. L. Sung, H. L. Wang, I. C. Wang, S. H. Wu, W. K. Shih, W. L. Hsu
Issue Date:November 2000
pp. 243-249
Centralized search process requires that the whole collection reside at a single site. This imposes a burden on both the system storage of the site and the network traffic near the site. It thus comes to require the search process to be distributed. Recent...
Personal navigating agents
Found in: Proceedings of the third annual conference on Autonomous Agents (AGENTS '99)
By C. N. Hsu, H. L. Wang, W. K. Shih, W. L. Hsu, Y. L. Wang, Y. S. Chen
Issue Date:April 1999
pp. 432-433
When creating virtual reality environments a large amount of the interaction needs to be programmed. The problem with this is that non-computer expert users lack the programming skills necessary to create useful applications. Specifying interactions remain...
Evolving Toward Systems Integration
Found in: IEEE Software
By Tse L. Wang
Issue Date:November 1993
pp. 12
No summary available.
Practical adaptive hybrids with no bursting
Found in: Acoustics, Speech, and Signal Processing, IEEE International Conference on
By L. Wang, T. Aboulnasr
Issue Date:April 1993
pp. 336-339
The bursting phenomenon in the echo cancellation of telephone systems is investigated. The setup studied is an adaptive hybrid system with an echo canceller (EC) at the near end and a fixed feedback at the far end. Two effective approaches are proposed to ...
Genome-wide search for coaxial helical stacking motifs
Found in: 2012 IEEE 12th International Conference on Bioinformatics & Bioengineering (BIBE)
By Kevin Byron,Jason T. L. Wang,Dongrong Wen
Issue Date:November 2012
pp. 260-265
Motif finding in DNA, RNA and proteins plays an important role in life science research. In this paper, we present a computational approach to searching for RNA tertiary motifs in genomic sequences. Specifically, we describe a method, named CSminer, and sh...
LCTI-SS: Low-Clock-Tree-Impact Scan Segmentation for Avoiding Shift Timing Failures in Scan Testing
Found in: IEEE Design & Test of Computers
By Y. Yamato,X. Wen,M. Kochte,K. Miyase,S. Kajihara,L. Wang
Issue Date:October 2012
pp. 1
Moving further into the deep-submicron era, the problem of test-induced yield loss due to high power consumption has increasingly worsened. One of the major causes of this problem is shift timing failure, which arises from excessive switching activity in t...
Scalla: Structured Cluster Architecture for Low Latency Access
Found in: 2012 26th IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW)
By Andrew Hanushevsky,Daniel L. Wang
Issue Date:May 2012
pp. 1168-1175
Scalla is a distributed low-latency file access system that incorporates novel techniques that minimize latency and maximize scalability over a large distributed system with a distributed namespace. Scalla's techniques have shown to be effective in nearly ...
A theoretical probabilistic simulation framework for dynamic power estimation
Found in: Computer-Aided Design, International Conference on
By L. Wang,M. Olbrich,E. Barke,T. Buchner,M. Buhler,P. Panitz
Issue Date:November 2011
pp. 708-715
As fast non-simulation-based power estimation techniques, probabilistic simulation techniques were widely researched in the 1990s. Spatial and temporal correlations are commonly known as two fundamental challenges of these kinds of techniques. Previous wor...
A Pilot Study on BSN-Based Ubiquitous Energy Expenditure Monitoring
Found in: Wearable and Implantable Body Sensor Networks, International Workshop on
By S.J. Lin, L. Wang, B.Y. Huang, Y.T. Zhang, X.M. Wu, J.P. Zhao
Issue Date:June 2009
pp. 49-52
This paper presented a wearable body sensor network (BSN) that could be potentially employed for dynamic body energy expenditure monitoring. Three compact BSN nodes were deployed at wrist, abdomen and ankle, respectively. Acceleration signals from the mult...
Spin Wave Logic Circuit on Silicon Platform
Found in: Information Technology: New Generations, Third International Conference on
By Alexander Khitun, Mingqiang Bao, Yina Wu, Ji-Young Kim, Augustin Hong, Ajey Jacob, Kosmas Galatsis, Kang L. Wang
Issue Date:April 2008
pp. 1107-1110
We analyze spin wave-based logic circuits for information transmission and processing in integrated magneto-electric circuits. A bit of information is encoded into the phase of the spin wave propagating in the magnetic waveguide referred to as spin wave bu...
Ringed Petersen Spheres Connected Hypercube Interconnection Networks
Found in: Engineering of Complex Computer Systems, IEEE International Conference on
By L. Wang, Z. P. Chen, X. H. Jiang
Issue Date:June 2005
pp. 127-131
On the basis of the short diameter of Petersen graph, and high connectivity of hypercube, an novel interconnection networks, RPSCH(n) (Ringed Petersen Spheres Connected Hypercube) is proposed, and whose characteristics are studied simultaneously. It is pro...
An Analysis of Update Ordering in a Cluster of Replicated Servers
Found in: Algorithms and Architectures for Parallel Processing, International Conference on
By W. Zhou, L. Wang
Issue Date:October 2002
pp. 0028
This paper analyses update ordering and its impact on the performance of a cluster of replicated servers. We propose a model for update orderings and constraints and de-elop a number of algorithms for implementing different ordering constraints. A performa...
A Gain-switching Control Scheme for Position-error-based Force-reflecting Teleoperation
Found in: Haptic Interfaces for Virtual Environment and Teleoperator Systems, International Symposium on
By Liya Ni, David W. L. Wang
Issue Date:March 2002
pp. 239
To lower the cost of a force-reflecting teleoperation system, position errors instead of direct measurements from force/torque sensors can be used for force feedback. However, the position-position architecture with fixed PD controllers provides poor trans...
An Oscillatory Correlation Model of Human Motion Perception
Found in: Neural Networks, IEEE - INNS - ENNS International Joint Conference on
By Erdogan Çesmeli, Delwin T. Lindsey, DeLiang L. Wang
Issue Date:July 2000
pp. 4267
An oscillatory correlation model of human motion perception is proposed based on the integration of motion and luminance information. The model is composed of two parallel pathways that segment the input scene based on motion and luminance, respectively. C...
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