Brown Digital Repository | Theses and Dissertations

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Description:: Automatic recognition and segmentation of objects in images is a central open problem in computer vision. The failure of the segmentation-then-recognition paradigm to produce reliable …
Year:: 2017
Contributor:: Narayanan, Maruthi (creator); Kimia, Benjamin (Advisor); Felzenszwalb, Pedro (Reader); Taubin, Gabriel (Reader); Brown University. School of Engineering (sponsor)
Genre:: theses
Subject:: Computer Vision; Shape; Visual Recognition
Collection:: Engineering; Theses and Dissertations

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Description:: With the rise of computer-aided design and automated fabrication machines, many people bemoan the loss of “hands-on” crafts. This thesis is about assisting "hands-on" users …
Year:: 2019
Contributor:: Hattab, Ammar Kamal Tawfiq (creator); Taubin, Gabriel (Advisor); Felzenszwalb, Pedro (Reader); Tompkin, James (Reader); Brown University. Engineering: Electrical Sciences and Computer Engineering (sponsor)
Genre:: theses
Subject:: 3D scanning; Computer Vision; Personal Fabrication;; Computational Fabrication; Computer Assisted Carving; Spatial Augmented Reality
Collection:: Engineering; Electrical Sciences and Computer Engineering; Theses and Dissertations

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Description:: The key problem in visual odometry is scale drift and noise in pairwise estimates. In this paper, we present a local geometric 3D curve model …
Year:: 2019
Contributor:: Zhu, Ruizhao (creator); Kimia, Benjamin (Advisor); Brown University. Engineering: Electrical Sciences and Computer Engineering (sponsor)
Genre:: theses
Subject:: Computer Vision; Visual Odometry; Robotics
Collection:: Engineering; Electrical Sciences and Computer Engineering; Theses and Dissertations

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Description:: Robotic perception often fails on reflective and transparent surfaces. We will describe a new method of passive RGB sensing which uses a calibrated camera located …
Year:: 2019
Contributor:: Oberlin, John Gilmore (creator); Tellex, Stefanie (Advisor); Hughes, John (Reader); Konidaris, George (Reader); Brown University. Department of Computer Science (sponsor)
Genre:: theses
Subject:: Computer Vision; Robotics; light fields; synthetic aperture photography
Collection:: Computer Science; Theses and Dissertations

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Description:: We propose a general-purpose probabilistic framework for scene understanding tasks. We show that several classical scene understanding tasks can be modeled and addressed under a …
Year:: 2017
Contributor:: Chua, Jeroen (creator); Felzenszwalb, Pedro (Advisor); Geman, Stuart (Reader); Sudderth, Erik (Reader); Brown University. Department of Computer Science (sponsor)
Genre:: theses
Subject:: Machine Learning; Computer Vision
Collection:: Computer Science; Theses and Dissertations

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Description:: Traditional visual odometry approaches often rely on estimating the world in the form a 3D cloud of points from keyframes, which are then projected onto …
Year:: 2017
Contributor:: Yuan, Rong (creator); Kimia, Benjamin (Advisor); Brown University. Engineering: Electrical Sciences and Computer Engineering (sponsor)
Genre:: theses
Subject:: Computer Vision; Visual Odometry
Collection:: Engineering; Electrical Sciences and Computer Engineering; Theses and Dissertations

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Description:: We develop new representations and algorithms for three-dimensional (3D) scene understanding from images and videos. To model cluttered indoor scenes, we introduce object descriptors that …
Year:: 2018
Contributor:: Ren, Zhile (creator); Sudderth, Erik (Advisor); Felzenszwalb, Pedro (Reader); Tompkin, James (Reader); Brown University. Department of Computer Science (sponsor)
Genre:: theses
Subject:: Machine Learning; Computer Vision; Object Detection; Scene Understanding; Motion Estimation
Collection:: Computer Science; Theses and Dissertations

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Description:: Computer vision problems can be generally divided into three categories: recognition, reconstruction and reorganization. Specifically, reorganization problem is usually considered as a mid-stage process that …
Year:: 2018
Contributor:: Guo, Yuliang (creator); Kimia, Benjamin (Advisor); Serre, Thomas (Reader); Taubin, Gabriel (Reader); Brown University. Engineering: Electrical Sciences and Computer Engineering (sponsor)
Genre:: theses
Subject:: Computer Vision
Collection:: Engineering; Electrical Sciences and Computer Engineering; Theses and Dissertations

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