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Article
Filling n-sided regions with G 1 triangular Coons B-spline patches
Filling n-sided regions is an essential operation in shape and surface modeling. Positional and tangential continuities are highly required in designing and manufacturing. We propose a method for filling n-sided ...
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Article
QoS Requirement Generation and Algorithm Selection for Composite Service Based on Reference Vector
Under SOA (Service-Oriented Architecture), composite service is formed by aggregating multiple component services together in a given workflow. One key criterion of this research topic is QoS composition. Most...
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Article
AbIx: An Approach to Content-Based Approximate Query Processing in Peer-to-Peer Data Systems
In recent years there has been a significant interest in peer-to-peer (P2P) environments in the community of data management. However, almost all work, so far, is focused on exact query processing in current P...
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Chapter and Conference Paper
An Efficient Algorithm for Fingercode-Based Biometric Identification
With the emerging trend of incorporating biometrics information in e-financial and e-government systems arisen from international efforts in anti-money laundering and counter-terrorism, biometric identificatio...
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Chapter and Conference Paper
Surface Fitting to Curves with Energy Control
An algorithm for surface fitting to curves with energy control is proposed in this paper. Given four boundary curves and a set of unorganized curves, we impose the constrained energy on the desired surface, an...
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Chapter and Conference Paper
MuSQL: A Music Structured Query Language
A music structured query language, called MuSQL, is presented in this paper. MuSQL consists of a schema definition sub-language and a data manipulation sub-language. The former is composed of schema-setup stat...
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Article
Mesh blending
A new method for smoothly connecting different patches on triangle meshes with arbitrary connectivity, called mesh blending, is presented. A major feature of mesh blending is to move vertices of the blending r...
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Chapter and Conference Paper
Bilateral Filter for Meshes Using New Predictor
A new predictor of bilateral filter for smoothing meshes is presented. It prevents shrinkage of corners. A major feature of mesh smoothing is to move every vertex along the direction determined by the mean cur...
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Chapter and Conference Paper
Shelling Algorithm in Solid Modeling
Shelling is a powerful modeling operation in current CAD /CAM systems. In this paper, we present a new shelling algorithm for regular B-Rep solids. We first generate an initial offset solid, then correct the s...
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Chapter and Conference Paper
Alternate Pattern Fill
An algorithm for alternate pattern fill on arbitrary line segments, circular arcs and elliptical arcs is proposed in this paper. The algorithm creates an external loop which is a minimal loop that contains a g...
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Chapter and Conference Paper
Real-Time Texture Synthesis with Patch Jump Maps
This paper presents a real-time method for synthesizing texture. The algorithm consists of two stages: a preprocess stage and a real-time synthesis stage. In the preprocess stage, jump lists are built for each...
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Chapter and Conference Paper
An Efficient Anomaly Detection Algorithm for Vector-Based Intrusion Detection Systems
This paper proposes a new algorithm that improves the efficiency of the anomaly detection stage of a vector-based intrusion detection scheme. In general, intrusion detection schemes are based on the hypothesis...
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Chapter and Conference Paper
Up to Face Extrusion Algorithm for Generating B-Rep Solid
Up to face extrusion (UTFE) is an effective operation to extrude the profile from a sketch plane to a selected face. An up to face extrusion algorithm is presented in this paper. The algorithm first generates ...
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Chapter and Conference Paper
Convergence Analysis of Discrete Differential Geometry Operators over Surfaces
In this paper, we study the convergence property of several discrete schemes of the surface normal. We show that the arithmetic mean, area-weighted averaging, and angle-weighted averaging schemes have quadrati...
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Chapter and Conference Paper
Alternating Direction Finite Element Method for a Class of Moving Boundary Problems
An alternating direction finite element scheme for a class of moving boundary problems is studied. Using coordinate transformations of the spatial variants, a new domain independent of the time is obtained and...
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Chapter and Conference Paper
Application of Content Computing in Honeyfarm
Currently there are a wide range of techniques dedicated to network security among which honeyfarm is one of the newest development. Honeyfarm provides replication of web sites aiming to redirect hackers from ...
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Article
Improving retrieval performance by region constraints and relevance feedback
In this paper, region features and relevance feedback are used to improve the performance of CBIR. Unlike existing region-based approaches where either individual regions are used or only simple spatial layout...
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Chapter and Conference Paper
Anomaly Detection in Grid Computing Based on Vector Quantization
An efficient and effective intrusion detection model based the Vector Quantization (VQ) technique is proposed. This model is suitable for security monitoring in the grid computing environment. Experimental res...
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Article
Constraint Based Region Matching for Image Retrieval
Objects and their spatial relationships are important features for human visual perception. In most existing content-based image retrieval systems, however, only global features extracted from the whole image ...
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Chapter and Conference Paper
Enhancing Grid Security Infrastructure to Support Mobile Computing Nodes
With the rapid development of the global information infrastructure, the use of virtual organization (VO) is gaining increasing importance as a model for studying business and organizational structures. The no...