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10 years 9 months ago
Finding curves in SAR CCD images
This paper introduces a pattern recognition and computer vision approach to mitigating false alarms in synthetic aperture radar (SAR) coherence change detection (CCD) images. In t...
Miriam Cha, Rhonda Phillips, Michael Yee
11 years 6 days ago
Analysis of area under the ROC curve of energy detection
A simple figure of merit to describe the performance of an energy detector is desirable. The area under the receiver operating characteristic (ROC) curve, denoted (AUC), is such a ...
Saman Atapattu, Chintha Tellambura, Hai Jiang
117views more  TOG 2010»
11 years 6 days ago
Stable inverse dynamic curves
2d animation is a traditional but fascinating domain that has recently regained popularity both in animated movies and video games. This paper introduces a method for automaticall...
Alexandre Derouet-Jourdan, Florence Bertails-Desco...
97views more  SIAMMA 2010»
11 years 8 days ago
Estimates on Path Functionals over Wasserstein Spaces
In this paper we consider the class a functionals (introduced in [BBS]) Gr,p() defined on Lipschitz curves valued in the p-Wasserstein space. The problem considered is the followi...
S. Bianchini, A. Brancolini
145views more  IJNSEC 2011»
11 years 15 days ago
Symmetric Key Image Encryption Scheme with Key Sequences Derived from Random Sequence of Cyclic Elliptic Curve Points
In this paper, cyclic elliptic curves of the form y2 + xy = x3 + ax2 + b, a, b ∈ GF(2m ) with order M is considered in the design of a Symmetric Key Image Encryption Scheme with...
S. V. Sathyanarayana, M. Aswatha Kumar, K. N. Hari...
11 years 3 months ago
Detection of Curves with Unknown Endpoints using Minimal Path Techniques
We present a novel method to detect curves with unknown endpoints using minimal path techniques. Our work builds on the state of the art minimal path techniques currently used to ...
Vivek Kaul, Yichang Tsai, Anthony J. Yezzi
174views more  PAMI 2008»
11 years 4 months ago
Geometric Observers for Dynamically Evolving Curves
Abstract-- This paper proposes a deterministic observer design for visual tracking based on non-parametric implicit (level-set) curve descriptions. The observer is continuous-discr...
Marc Niethammer, Patricio A. Vela, Allen Tannenbau...
119views more  CAGD 2008»
11 years 4 months ago
A local fitting algorithm for converting planar curves to B-splines
In this paper we present a local fitting algorithm for converting smooth planar curves to Bsplines. For a smooth planar curve a set of points together with their tangent vectors a...
Chongyang Deng, Xunnian Yang
214views more  PAMI 2007»
11 years 5 months ago
2D Affine-Invariant Contour Matching Using B-Spline Model
—This paper presents a new affine-invariant matching algorithm based on B-Spline modeling, which solves the problem of the nonuniqueness of B-Spline in curve matching. This metho...
Yue Wang, Eam Khwang Teoh
147views more  TIP 2002»
11 years 5 months ago
Stochastic differential equations and geometric flows
In recent years, curve evolution, applied to a single contour or to the level sets of an image via partial differential equations, has emerged as an important tool in image process...
Gozde B. Unal, Hamid Krim, Anthony J. Yezzi