363 Result(s)

Chapter and Conference Paper

Intrinsic surface properties from surface triangulation

**n Chen, Francis Schmitt in Computer Vision — ECCV'92 (1992)

Chapter and Conference Paper

Occluded objects recognition using multiscale features and Hopfield neural networks

A new method to recognize partially visible two-dimensional objects by means of multiscale features and Hopfield neural network is proposed. The Hopfield network is employed to perform global feature matching....

Jiann-Shu Lee, Chin-Hsing Chen, Yung-Nien Sun… in Image Analysis and Processing (1995)

Chapter and Conference Paper

Fast face detection via morphology-based pre-processing

An efficient face detection algorithm which can detect multiple faces in cluttered environment is proposed. First of all, morphological operations and labeling process were performed to obtain the eye-analogue...

Chin-Chuan Han, Hong-Yuan Mark Liao, Gwo-Jong Yu… in Image Analysis and Processing (1997)

Chapter and Conference Paper

Entropy-Based, Multiple-Portal-to-3DCT Registration for Prostate Radiotherapy Using Iteratively Estimated Segmentation

In external beam radiotherapy (EBRT), patient setup verification over the entire course of fractionated treatment is necessary for accurate delivery of specified dose to the tumor. We develop an information th...

Ravi Bansal, Lawrence H. Staib, Zhe Chen… in Medical Image Computing and Computer-Assis… (1999)

Chapter and Conference Paper

3-D Deformable Registration of Medical Images Using a Statistical Atlas

Registration between 3-D images of human anatomies enables cross-subject diagnosis. However, innate differences in the appearance and location of anatomical structures between individuals make accurate registr...

Mei Chen, Takeo Kanade, Dean Pomerleau… in Medical Image Computing and Computer-Assis… (1999)

Chapter and Conference Paper

Comparison of Land-Mark-Based and Curve-Based Thin-Plate Warps for Analysis of Left-Ventricular Motion from Tagged MRI

MRI is unique in its ability to non-invasively and selectively alter tissue magnetization, and create tagged patterns within a deforming body such as the heart muscle. The resulting grid patterns define non-in...

A. A. Amini, Y. Chen, D. Abendschein in Medical Image Computing and Computer-Assis… (1999)

Chapter and Conference Paper

A Simple Implementation of the Stochastic Discrimination for Pattern Recognition

The method of stochastic discrimination (SD) introduced by Kleinberg ([6,7]) is a new method in pattern recognition. It works by producing weak classifiers and then combining them via the Central Limit Theorem to...

Dechang Chen, **uzhen Cheng in Advances in Pattern Recognition (2000)

Chapter and Conference Paper

Coronary Intervention Planning Using Hybrid 3D Reconstruction

A new method is presented to assist the clinician in planning a interventional procedure while the patient is already on the catheterization table. Based on several ECG-selected projections from a rotational X...

O. Wink, R. Kemkers, S. J. Chen… in Medical Image Computing and Computer-Assis… (2002)

Chapter and Conference Paper

Line Integral Convolution for Visualization of Fiber Tract Maps from DTI

Diffusion tensor imaging (DTI) can provide the fundamental information required for viewing structural connectivity. However, robust and accurate acquisition and processing algorithms are needed to accurately ...

T. McGraw, B. C. Vemuri, Z. Wang, Y. Chen… in Medical Image Computing and Computer-Assis… (2002)

Chapter and Conference Paper

Registration Assisted Image Smoothing and Segmentation

Image segmentation is a fundamental problem in Image Processing, Computer Vision and Medical Imaging with numerous applications. In this paper, we address the atlas-based image segmentation problem which invol...

B. C. Vemuri, Y. Chen, Z. Wang in Computer Vision — ECCV 2002 (2002)

Chapter and Conference Paper

Medical Image Synthesis via Monte Carlo Simulation

A large number of test images and their “ground truth” segmentations are needed for performance characterization of the many image segmentation methods. In this work we developed a methodology to form a probab...

James Z. Chen, Stephen M. Pizer… in Medical Image Computing and Computer-Assis… (2002)

Chapter and Conference Paper

Robust Computer Vision through Kernel Density Estimation

Two new techniques based on nonparametric estimation of probability densities are introduced which improve on the performance of equivalent robust methods currently employed in computer vision. The first techn...

Haifeng Chen, Peter Meer in Computer Vision — ECCV 2002 (2002)

Chapter and Conference Paper

Model-Updated Image Guidance: A Statistical Approach to Gravity-Induced Brain Shift

Compensating for intraoperative brain shift using computational models has been used with promising results. Since computational time is an important factor during neurosurgery, a prior knowledge of a patient’...

Prashanth Dumpuri, Chun-Cheng R. Chen… in Medical Image Computing and Computer-Assis… (2003)

Chapter and Conference Paper

Gibbs Prior Models, Marching Cubes, and Deformable Models: A Hybrid Framework for 3D Medical Image Segmentation

Hybrid frameworks combining region-based and boundary-based segmentation methods have been used in 3D medical image segmentation applications. In this paper we propose a hybrid 3D segmentation framework which ...

Ting Chen, Dimitris Metaxas in Medical Image Computing and Computer-Assis… (2003)

Chapter and Conference Paper

Segmentation, Registration, and Deformation Analysis of 3D MR Images of Mice

We demonstrate our mouse MR image and shape analysis pipeline. The long term goal of our work is the description of structural shape variations in normal, genetically identical mice and the subsequent detectio...

Ghassan Hamarneh, Josette Chen, Brian Neiman… in Medical Image Computing and Computer-Assis… (2003)

Chapter and Conference Paper

Using Inter-feature-Line Consistencies for Sequence-Based Object Recognition

An image sequence-based framework for appearance-based object recognition is proposed in this paper. Compared with the methods of using a single view for object recognition, inter-frame consistencies can be ex...

Jiun-Hung Chen, Chu-Song Chen in Computer Vision - ECCV 2004 (2004)

Chapter and Conference Paper

Stitching and Reconstruction of Linear-Pushbroom Panoramic Images for Planar Scenes

This paper proposes a method to integrate multiple linear-pushbroom panoramic images. The integration can be performed in real time. The technique is feasible on planar scene such as large-scale paintings or a...

Chu-Song Chen, Yu-Ting Chen, Fay Huang in Computer Vision - ECCV 2004 (2004)

Chapter and Conference Paper

Camera Calibration with Two Arbitrary Coplanar Circles

In this paper, we describe a novel camera calibration method to estimate the extrinsic parameters and the focal length of a camera by using only one single image of two coplanar circles with arbitrary radius.

Qian Chen, Haiyuan Wu, Toshikazu Wada in Computer Vision - ECCV 2004 (2004)

Chapter and Conference Paper

Segmentation of Left Ventricle via Level Set Method Based on Enriched Speed Term

Level set methods have been widely employed in medical image segmentation, and the construction of speed function is vital to segmentation results. In this paper, two ideas for enriching the speed function in ...

Yingge Qu, Qiang Chen, Pheng Ann Heng… in Medical Image Computing and Computer-Assis… (2004)

Chapter and Conference Paper

Gabor Filter-Based Automated Strain Computation from Tagged MR Images

Myocardial tagging is a non-invasive MR imaging technique; it generates a periodic tag pattern in the magnetization that deforms with the tissue during the cardiac cycle. It can be used to assess regional myoc...

Tushar Manglik, Alexandru Cernicanu… in Medical Image Computing and Computer-Assis… (2004)