Computer vision publications
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Skeleton Search: Category-Specific Object Recognition and Segmentation Using a Skeletal Shape Model
We describe a top-down object detection and segmentation approach that uses a skeleton-based shape model and that works directly on real images.
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A Graph Traversal Based Algorithm for Obstacle Detection Using Lidar or Stereo
We present a novel computationally efficient approach to obstacle detection that is applicable to both structured and unstructured environments.
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Method of Image Fusion and Enhancement Using Mask Pyramid
We proposed an algorithmic approach using a mask pyramid to better localize the selection process. A new embedded system architecture that builds upon the Acadia ® II Vision Processor is…
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3D Alignment and Change Detection from Uncalibrated Eye Images
We introduce a projective geometry based approach that reconstructs and aligns 3D blood vessel networks given two stereo pairs of optic disc images.
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High-Precision Localization Using Visual Landmarks Fused with Ranged Data
In this paper, we demonstrated that with the use of precise 3D Li-dar range data, we are able to build a global consistent database of high precision 3D visual landmarks,…
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Vehicle Tracking Across Nonoverlapping Cameras Using Joint Kinematic and Appearance Features
We describe a vehicle tracking algorithm using input from a network of nonoverlapping cameras.
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Mask Pyramid Methodology for Enhanced Localization in Image Fusion and Enhancement
The proposed approach offers a generic methodology for applications in image enhancement, high dynamic range compression, depth of field extension, and image blending.
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A LIDAR Streaming Architecture for Mobile Robotics with Application to 3D Structure Characterization
We present a novel LIDAR streaming architecture for real-time, on-board processing using unmanned robots.
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Stable Vision-Aided Navigation for Large-Area Augmented Reality
In this paper, we present a unified approach for a drift-free and jitter-reduced vision-aided navigation system.
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In-Vitro Imaging of Femoral Artery Nitinol Stents for Deformation Analysis
The present study sought to develop a method of imaging and analyzing stent deformation in vitro with use of a calibrated test device.
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Flexible Depth of Field Photography
We present an imaging system that enables one to control the DOF in new and powerful ways. Our approach is to vary the position and/or orientation of the image detector…
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Large-Scale Visual Odometry for Rough Terrain
We present the results of several years of work on an integrated system to localize a mobile robot in rough outdoor terrain using visual odometry, with an increasing degree of…