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Displaying 1-50 out of 144 total
Fabricating microgeometry for custom surface reflectance
Found in: ACM Transactions on Graphics (TOG)
By Pieter Peers, Szymon Rusinkiewicz, Tim Weyrich, Wojciech Matusik, Pieter Peers, Szymon Rusinkiewicz, Tim Weyrich, Wojciech Matusik, Pieter Peers, Szymon Rusinkiewicz, Tim Weyrich, Wojciech Matusik, Pieter Peers, Szymon Rusinkiewicz, Tim Weyrich, Wojciech Matusik
Issue Date:July 2009
pp. 1-2
We propose a system for manufacturing physical surfaces that, in aggregate, exhibit a desired surface appearance. Our system begins with a user specification of a BRDF, or simply a highlight shape, and infers the required distribution of surface slopes. We...
     
SubEdit: a representation for editing measured heterogeneous subsurface scattering
Found in: ACM Transactions on Graphics (TOG)
By Fabio Pellacini, Pieter Peers, Xin Tong, Ying Song, Fabio Pellacini, Pieter Peers, Xin Tong, Ying Song, Fabio Pellacini, Pieter Peers, Xin Tong, Ying Song, Fabio Pellacini, Pieter Peers, Xin Tong, Ying Song
Issue Date:July 2009
pp. 1-2
In this paper we present SubEdit, a representation for editing the BSSRDF of heterogeneous subsurface scattering acquired from real-world samples. Directly editing measured raw data is difficult due to the non-local impact of heterogeneous subsurface scatt...
     
Circularly polarized spherical illumination reflectometry
Found in: ACM Transactions on Graphics (TOG)
By Abhijeet Ghosh, Cyrus A. Wilson, Paul Debevec, Pieter Peers, Tongbo Chen, Abhijeet Ghosh, Cyrus A. Wilson, Paul Debevec, Pieter Peers, Tongbo Chen
Issue Date:December 2010
pp. 1-12
We present a novel method for surface reflectometry from a few observations of a scene under a single uniform spherical field of circularly polarized illumination. The method is based on a novel analysis of the Stokes reflectance field of circularly polari...
     
Distributed Seams for Gigapixel Panoramas
Found in: IEEE Transactions on Visualization and Computer Graphics
By Sujin Philip,Brian Summa,Julien Tierny,Peer-Timo Bremer,Valerio Pascucci
Issue Date:February 2015
pp. 1
Gigapixel panoramas are an increasingly popular digital image application. They are often created as a mosaic of many smaller images. The mosaic acquisition can take many hours causing the individual images to differ in exposure and lighting conditions. A ...
 
The Natural Helmholtz-Hodge Decomposition for Open-Boundary Flow Analysis
Found in: IEEE Transactions on Visualization and Computer Graphics
By Harsh Bhatia,Valerio Pascucci,Peer-Timo Bremer
Issue Date:November 2014
pp. 1566-1578
The Helmholtz-Hodge decomposition (HHD), which describes a flow as the sum of an incompressible, an irrotational, and a harmonic flow, is a fundamental tool for simulation and analysis. Unfortunately, for bounded domains, the HHD is not uniquely defined, t...
 
Feature Extraction and Selection for Emotion Recognition from EEG
Found in: IEEE Transactions on Affective Computing
By Robert Jenke,Angelika Peer,Martin Buss
Issue Date:July 2014
pp. 1-1
Emotion recognition from EEG signals allows the direct assessment of the “inner” state of a user, which is considered an important factor in human-machine-interaction. Many methods for feature extraction have been studied and the selection of both appropri...
 
Extracting logical structure and identifying stragglers in parallel execution traces
Found in: Proceedings of the 19th ACM SIGPLAN symposium on Principles and practice of parallel programming (PPoPP '14)
By Abhinav Bhatele, Bernd Hamann, Katherine E. Isaacs, Martin Schulz, Peer-Timo Bremer, Todd Gamblin
Issue Date:February 2014
pp. 397-398
We introduce a new approach to automatically extract an idealized logical structure from a parallel execution trace. We use this structure to define intuitive metrics such as the lateness of a process involved in a parallel execution. By analyzing and illu...
     
ManyVis: Multiple Applications in an Integrated Visualization Environment
Found in: IEEE Transactions on Visualization and Computer Graphics
By Atul Rungta,Brian Summa,Dogan Demir,Peer-Timo Bremer,Valerio Pascucci
Issue Date:December 2013
pp. 2878-2885
As the visualization field matures, an increasing number of general toolkits are developed to cover a broad range of applications. However, no general tool can incorporate the latest capabilities for all possible applications, nor can the user interfaces a...
 
ManyVis: Multiple Applications in an Integrated Visualization Environment
Found in: IEEE Transactions on Visualization and Computer Graphics
By Atul Rungta,Brian Summa,Dogan Demir,Peer-Timo Bremer,Valerio Pascucci
Issue Date:December 2013
pp. 2878-2885
As the visualization field matures, an increasing number of general toolkits are developed to cover a broad range of applications. However, no general tool can incorporate the latest capabilities for all possible applications, nor can the user interfaces a...
 
Content-adaptive image downscaling
Found in: ACM Transactions on Graphics (TOG)
By Johannes Kopf, Ariel Shamir, Pieter Peers
Issue Date:November 2013
pp. 1-8
This paper introduces a novel content-adaptive image downscaling method. The key idea is to optimize the shape and locations of the downsampling kernels to better align with local image features. Our content-adaptive kernels are formed as a bilateral combi...
     
Exploring power behaviors and trade-offs of in-situ data analytics
Found in: Proceedings of SC13: International Conference for High Performance Computing, Networking, Storage and Analysis (SC '13)
By Aaditya G. Landge, Attila Gyulassy, Hemanth Kolla, Jacqueline Chen, Marc Gamell, Patrick McCormick, Peer-Timo Bremer, Scott Klasky, Valerio Pascucci, Ivan Rodero, Janine C. Bennett, Manish Parashar, Scott Pakin
Issue Date:November 2013
pp. 1-12
As scientific applications target exascale, challenges related to data and energy are becoming dominating concerns. For example, coupled simulation workflows are increasingly adopting in-situ data processing and analysis techniques to address costs and ove...
     
Exploring the Design Space of Haptic Assistants: The Assistance Policy Module
Found in: IEEE Transactions on Haptics
By Carolina Passenberg,Antonia Glaser,Angelika Peer
Issue Date:October 2013
pp. 440-452
Haptic assistants augment user commands to facilitate manipulation and to increase task performance. The strength of assistance, also referred to as assistance level, is one of the main design factors. While existing implementations mainly realize fixed as...
 
Supporting interoperability and presence awareness in collaborative mixed reality environments
Found in: Proceedings of the 19th ACM Symposium on Virtual Reality Software and Technology (VRST '13)
By Angelika Peer, Anthony Steed, Benjamin Cohen, Franco Tecchia, Laith Alkurdi, Oyewole Oyekoya, Ran Stone, Stefan Klare, Tim Weyrich, William Steptoe
Issue Date:October 2013
pp. 165-174
In the BEAMING project we have been extending the scope of collaborative mixed reality to include the representation of users in multiple modalities, including augmented reality, situated displays and robots. A single user (a visitor) uses a high-end virtu...
     
A Comparison of Evaluation Measures for Emotion Recognition in Dimensional Space
Found in: 2013 Humaine Association Conference on Affective Computing and Intelligent Interaction (ACII)
By Robert Jenke,Angelika Peer,Martin Buss
Issue Date:September 2013
pp. 822-826
Emotion recognition from physiological signals like electroencephalography (EEG) can be performed using different underlying emotion models. While dimensional emotion models have recently gained attention, measures to evaluate recognition methods that are ...
 
The Helmholtz-Hodge Decomposition—A Survey
Found in: IEEE Transactions on Visualization and Computer Graphics
By H. Bhatia,G. Norgard,V. Pascucci,Peer-Timo Bremer
Issue Date:August 2013
pp. 1386-1404
The Helmholtz-Hodge Decomposition (HHD) describes the decomposition of a flow field into its divergence-free and curl-free components. Many researchers in various communities like weather modeling, oceanology, geophysics, and computer graphics are interest...
 
Autonomous clustering for wireless sensor networks
Found in: Proceedings of the 25th International Conference on Scientific and Statistical Database Management (SSDBM)
By Fabian D. Winter, Johannes Niedermayer, Matthias Renz, Peer Kröger
Issue Date:July 2013
pp. 1-4
Most algorithms treat Wireless Sensor Networks (WSNs) only as a generator of data without any autonomy. In contrast to this approach, we propose the ACIDE framework: A completely decentralized, bottom-up clustering process and information exchange that doe...
     
Cost-Based Quantile Query Processing in Wireless Sensor Networks
Found in: 2013 14th IEEE International Conference on Mobile Data Management (MDM)
By Johannes Niedermayer,Mario A. Nascimento,Matthias Renz,Peer Kroger,Khaled Ammar,Hans-Peter Kriegel
Issue Date:June 2013
pp. 237-246
In this paper we investigate how to efficiently and effectively use histogram queries for processing quantile queries in wireless sensor networks. A major concern when processing queries within such an environment is to minimize the energy consumption by t...
 
Estimating Diffusion Parameters from Polarized Spherical-Gradient Illumination
Found in: IEEE Computer Graphics and Applications
By Yufeng Zhu,P. Garigipati,P. Peers,P. Debevec,A. Ghosh
Issue Date:May 2013
pp. 34-43
The proposed method acquires subsurface-scattering parameters of heterogeneous translucent materials. It directly obtains dense per-surface-point scattering parameters from observations under cross-polarized spherical-gradient illumination of curved surfac...
 
Exploring the representation of women perspectives in technologies
Found in: CHI '13 Extended Abstracts on Human Factors in Computing Systems (CHI EA '13)
By Andrea Peer, Anicia Peters, Anke M. Brock, Elizabeth Churchill, Erika Poole, Margaret Burnett, Shaowen Bardzell, Susan M. Dray
Issue Date:April 2013
pp. 2447-2454
Technology has a profound mediating effect on the way we relate, obtain knowledge, and contribute to society. Given the impact and potential ramifications of technology on our society, it is imperative that both masculine and feminine perspectives are incl...
     
Leveraging the progress of women in the HCI field to address the diversity chasm
Found in: CHI '13 Extended Abstracts on Human Factors in Computing Systems (CHI EA '13)
By Andrea Peer, Anicia N. Peters, Anke M. Brock, Dianne Murray, Janaki Kumar, Pamela L. Jennings, Shikoh Gitau, Susan M. Dray
Issue Date:April 2013
pp. 2399-2406
Worldwide there is a gender gap in technology with only a small part of all computer science related positions being held by women. Among different initiatives to encourage women to join STEM fields, we started a video interview initiative last year at CHI...
     
The Role of Haptic Feedback for the Integration of Intentions in Shared Task Execution
Found in: IEEE Transactions on Haptics
By R. Groten,D. Feth,R. L. Klatzky,A. Peer
Issue Date:January 2013
pp. 94-105
Recent developments strive for realizing robotic systems that not only interact, but closely collaborate with humans in performing everyday manipulation tasks. Successful collaboration requires the integration of the individual partner's intentions into a ...
 
Visualizing Network Traffic to Understand the Performance of Massively Parallel Simulations
Found in: IEEE Transactions on Visualization and Computer Graphics
By A. G. Landge,J. A. Levine,A. Bhatele,K. E. Isaacs,T. Gamblin,M. Schulz,S. H. Langer,Peer-Timo Bremer,V. Pascucci
Issue Date:December 2012
pp. 2467-2476
The performance of massively parallel applications is often heavily impacted by the cost of communication among compute nodes. However, determining how to best use the network is a formidable task, made challenging by the ever increasing size and complexit...
 
Outlier Detection in Arbitrarily Oriented Subspaces
Found in: 2012 IEEE 12th International Conference on Data Mining (ICDM)
By Hans-Peter Kriegel,Peer Kroger,Erich Schubert,Arthur Zimek
Issue Date:December 2012
pp. 379-388
In this paper, we propose a novel outlier detection model to find outliers that deviate from the generating mechanisms of normal instances by considering combinations of different subsets of attributes, as they occur when there are local correlations in th...
 
Beaming: An Asymmetric Telepresence System
Found in: IEEE Computer Graphics and Applications
By A. Steed,W. Steptoe,W. Oyekoya,F. Pece,T. Weyrich,J. Kautz,D. Friedman,A. Peer,M. Solazzi,F. Tecchia,M. Bergamasco,M. Slater
Issue Date:November 2012
pp. 10-17
The Beaming project recreates, virtually, a real environment; using immersive VR, remote participants can visit the virtual model and interact with the people in the real environment. The real environment doesn't need extensive equipment and can be a space...
 
Topology exploration with hierarchical landscapes
Found in: Proceedings of the Workshop at SIGGRAPH Asia (WASA '12)
By Bernd Hamann, Dogan Demir, Gunther H. Weber, Kenes Beketayev, Peer-Timo Bremer, Valerio Pascucci
Issue Date:November 2012
pp. 147-154
Topological landscapes have been proposed as a visual metaphor for contour trees that does not require an understanding of the theory involved in defining contour trees. The idea is to create a representative terrain with the same topological structure as ...
     
Abstract: Exploring Performance Data with Boxfish
Found in: 2012 SC Companion: High Performance Computing, Networking, Storage and Analysis (SCC)
By Katherine E. Isaacs,Aaditya G. Landge,Todd Gamblin,Peer-Timo Bremer,Valerio Pascucci,Bernd Hamann
Issue Date:November 2012
pp. 1380-1381
The growth in size and complexity of scaling applications and the systems on which they run pose challenges in analyzing and improving their overall performance. With metrics coming from thousands or millions of processes, visualization techniques are nece...
 
Novel views of performance data to analyze large-scale adaptive applications
Found in: 2012 SC - International Conference for High Performance Computing, Networking, Storage and Analysis
By Abhinav Bhatele,Todd Gamblin,Katherine E. Isaacs,Brian T. N. Gunney,Martin Schulz,Peer-Timo Bremer,Bernd Hamann
Issue Date:November 2012
pp. 1-11
Performance analysis of parallel scientific codes is becoming increasingly difficult due to the rapidly growing complexity of applications and architectures. Existing tools fall short in providing intuitive views that facilitate the process of performance ...
 
Combining in-situ and in-transit processing to enable extreme-scale scientific analysis
Found in: 2012 SC - International Conference for High Performance Computing, Networking, Storage and Analysis
By Janine C. Bennett,Hasan Abbasi,Peer-Timo Bremer,Ray Grout,Attila Gyulassy,Tong Jin,Scott Klasky,Hemanth Kolla,Manish Parashar,Valerio Pascucci,Philippe Pebay,David Thompson,Hongfeng Yu,Fan Zhang,Jacqueline Chen
Issue Date:November 2012
pp. 1-9
With the onset of extreme-scale computing, I/O constraints make it increasingly difficult for scientists to save a sufficient amount of raw simulation data to persistent storage. One potential solution is to change the data analysis pipeline from a post-pr...
 
Mapping applications with collectives over sub-communicators on torus networks
Found in: 2012 SC - International Conference for High Performance Computing, Networking, Storage and Analysis
By Abhinav Bhatele,Todd Gamblin,Steven H. Langer,Peer-Timo Bremer,Erik W. Draeger,Bernd Hamann,Katherine E. Isaacs,Aaditya G. Landge,Joshua A. Levine,Valerio Pascucci,Martin Schulz,Charles H. Still
Issue Date:November 2012
pp. 1-11
The placement of tasks in a parallel application on specific nodes of a supercomputer can significantly impact performance. Traditionally, this task mapping has focused on reducing the distance between communicating tasks on the physical network. This mini...
 
A Practical Experience in Designing an OpenFlow Controller
Found in: 2012 European Workshop on Software Defined Networking (EWSDN)
By Roberto Bifulco,Roberto Canonico,Marcus Brunner,Peer Hasselmeyer,Faisal Mir
Issue Date:October 2012
pp. 61-66
Software Defined Networking (SDN in short) is reshaping the future of computer networks. By decoupling control and data planes, SDN technologies allow a more flexible management of network infrastructures, whose resources may be operated by means of a well...
 
Estimating diffusion parameters from polarized spherical gradient illumination
Found in: ACM SIGGRAPH 2012 Talks (SIGGRAPH '12)
By Abhijeet Ghosh, Paul Debevec, Pieter Peers, Yufeng Zhu
Issue Date:August 2012
pp. 1-1
Accurately modeling and reproducing the appearance of real-world materials is crucial for the production of photoreal imagery of digital scenes and subjects. The appearance of many common materials is the result of subsurface light transport that gives ris...
     
Estimating specular normals from spherical Stokes reflectance fields
Found in: ACM SIGGRAPH 2012 Talks (SIGGRAPH '12)
By Abhijeet Ghosh, Giuseppe Claudio Guarnera, Paul Debevec, Pieter Peers
Issue Date:August 2012
pp. 1-1
Despite being at the focal point of intense research in both computer graphics as well as in computer vision, accurately reproducing the shape and appearance of real-world scenes remains a challenging problem, especially under uncontrolled conditions. One ...
     
Estimating specular normals from spherical Stokes reflectance fields
Found in: ACM SIGGRAPH 2012 Posters (SIGGRAPH '12)
By Abhijeet Ghosh, Giuseppe Claudio Guarnera, Paul Debevec, Pieter Peers
Issue Date:August 2012
pp. 1-1
Despite being at the focal point of intense research in both computer graphics as well as in computer vision, accurately reproducing the shape and appearance of real-world scenes remains a challenging problem, especially under uncontrolled conditions. One ...
     
Estimating diffusion parameters from polarized spherical gradient illumination
Found in: ACM SIGGRAPH 2012 Posters (SIGGRAPH '12)
By Abhijeet Ghosh, Paul Debevec, Pieter Peers, Yufeng Zhu
Issue Date:August 2012
pp. 1-1
Accurately modeling and reproducing the appearance of real-world materials is crucial for the production of photoreal imagery of digital scenes and subjects. The appearance of many common materials is the result of subsurface light transport that gives ris...
     
Scalability of a mobile cloud management system
Found in: Proceedings of the first edition of the MCC workshop on Mobile cloud computing (MCC '12)
By Faisal Mir, Marcus Brunner, Peer Hasselmeyer, Roberto Bifulco, Roberto Canonico
Issue Date:August 2012
pp. 17-22
Ubiquitous network access allows people to access an ever increasing range of services from a variety of mobile terminals, including laptops, tablets and smartphones. A flexible and economically efficient way of provisioning such services is through Cloud ...
     
Haptic Human-Robot Interaction
Found in: IEEE Transactions on Haptics
By Amir Karniel,Angelika Peer,Opher Donchin,Ferdinando A. Mussa-Ivaldi,Gerald E. Loeb
Issue Date:July 2012
pp. 193-195
The eight articles in this special section focus on haptic human-robot interaction. It had its origins in a tournament announced at the 7th Annual Computational Motor Control Workshop held June 2011 at Ben-Gurion University to compare algorithms for handsh...
 
Temporally coherent completion of dynamic shapes
Found in: ACM Transactions on Graphics (TOG)
By Jovan Popovic, Pieter Peers, Szymon Rusinkiewicz, Daniel Vlasic, Hao Li, Linjie Luo, Mark Pauly
Issue Date:January 2012
pp. 1-11
We present a novel shape completion technique for creating temporally coherent watertight surfaces from real-time captured dynamic performances. Because of occlusions and low surface albedo, scanned mesh sequences typically exhibit large holes that persist...
     
Feature-Based Statistical Analysis of Combustion Simulation Data
Found in: IEEE Transactions on Visualization and Computer Graphics
By Janine C. Bennett,Vaidyanathan Krishnamoorthy, Shusen Liu,Ray W. Grout,Evatt R. Hawkes,Jacqueline H. Chen,Jason Shepherd,Valerio Pascucci,Peer-Timo Bremer
Issue Date:December 2011
pp. 1822-1831
We present a new framework for feature-based statistical analysis of large-scale scientific data and demonstrate its effectiveness by analyzing features from Direct Numerical Simulations (DNS) of turbulent combustion. Turbulent flows are ubiquitous and acc...
 
Topological Spines: A Structure-preserving Visual Representation of Scalar Fields
Found in: IEEE Transactions on Visualization and Computer Graphics
By C. Correa,P. Lindstrom,Peer-Timo Bremer
Issue Date:December 2011
pp. 1842-1851
We present topological spines-a new visual representation that preserves the topological and geometric structure of a scalar field. This representation encodes the spatial relationships of the extrema of a scalar field together with the local volume and ne...
 
Pictures at an exhibition: a physical/digital puppetry performance piece
Found in: Proceedings of the 8th ACM conference on Creativity and cognition (C&C '11)
By Ali Mazalek, Andy Wu, Claudia Rebola, Firaz Peer, Matthew Drake, Michael Nitsche, Paul Clifton
Issue Date:November 2011
pp. 441-442
Pictures at an Exhibition is a physical/digital puppetry piece that uses tangible interface puppets to modify a virtual scene projected at the back of the stage in real-time. Telling the story of a heist in an art gallery, the actions of the puppets are di...
     
Proximity queries in time-dependent traffic networks using graph embeddings
Found in: Proceedings of the 4th ACM SIGSPATIAL International Workshop on Computational Transportation Science (CTS '11)
By Fabian D. Winter, Hans-Peter Kriegel, Matthias Renz, Peer Kroger
Issue Date:November 2011
pp. 45-54
In many GIS applications like location-based services proximity queries in traffic networks usually relate to the time two individuals need to reach each other instead of their "real" geographical distance. In graphs modelling street networks, the travel t...
     
A parametric Bayesian method to test the association of rare variants
Found in: Bioinformatics and Biomedicine Workshop, IEEE International Conference on
By Yufeng Shen,Yee Him Cheung,Shuang Wang,Itsik Pe'er
Issue Date:November 2011
pp. 137-143
Testing statistical association of individual rare variants is underpowered due to low frequency. A common approach is to test the aggregated effects of individual variants in a locus such as genes. Current methods have distinct power profiles that are det...
 
CONDEX: Copy number detection in exome sequences
Found in: Bioinformatics and Biomedicine Workshop, IEEE International Conference on
By Arthi Ramachandran,Mariann Micsinai,Itsik Pe'er
Issue Date:November 2011
pp. 87-93
Exome sequencing by hybrid capture facilitates obtaining cost-effective, comprehensive data on coding sequence variation from short reads. Standard analysis tools focus on detecting and characterizing variants of single or a few nucleotides while copy numb...
 
Facial cartography: interactive scan correspondence
Found in: Proceedings of the 2011 ACM SIGGRAPH/Eurographics Symposium on Computer Animation (SCA '11)
By Abhijeet Ghosh, Arno Hartholt, Borom Tunwattanapong, Cyrus A. Wilson, Jay Busch, Oleg Alexander, Paul Debevec, Pieter Peers
Issue Date:August 2011
pp. 205-214
We present a semi-automatic technique for computing surface correspondences between 3D facial scans in different expressions, such that scan data can be mapped into a common domain for facial animation. The technique can accurately correspond high-resoluti...
     
Evaluating technology that makes physical games for children more engaging
Found in: Proceedings of the 10th International Conference on Interaction Design and Children (IDC '11)
By Ali Mazalek, Anne Friedlander, Firaz Peer, Florian 'Floyd' Mueller
Issue Date:June 2011
pp. 193-196
Throwing is an important physical skill that lays the foundation for the ability to participate in many physical activities and sports experiences. We aim to support the development of physical skills through exertion game design; our focus here is on the ...
     
DC-PET: A System for Data Center Performance Estimation
Found in: Distributed Computing Systems Workshops, International Conference on
By Peer Hasselmeyer, Nico d'Heureuse
Issue Date:June 2011
pp. 93-99
Designing data centers with adequate performance and at the right scale is a difficult task. The load in terms of network and CPU utilization is hard to estimate without appropriate tools. In this paper we introduce a data center performance estimation sys...
 
Peakbin Selection in Mass Spectrometry Data Using a Consensus Approach with Estimation of Distribution Algorithms
Found in: IEEE/ACM Transactions on Computational Biology and Bioinformatics (TCBB)
By Concha Bielza, Inaki Inza, Miguel Garcia-Torres, Pedro Larranaga, Ruben Armananzas, Yvan Saeys, Yves van de Peer
Issue Date:May 2011
pp. 760-774
Progress is continuously being made in the quest for stable biomarkers linked to complex diseases. Mass spectrometers are one of the devices for tackling this problem. The data profiles they produce are noisy and unstable. In these profiles, biomarkers are...
     
Simple random generation of smooth connected irregular shapes for cognitive studies
Found in: Proceedings of The Fourth International C* Conference on Computer Science and Software Engineering (C3S2E '11)
By John Cupitt, Nicolas Robidoux, Peer Stelldinger
Issue Date:May 2011
pp. 17-24
A simple method for generating random smooth connected mildly irregular binary shapes is introduced. It consists of 1) taking the Minkowski sum of a closed linear spline with random vertices and of a disk (in other words, joining consecutive randomly gener...
     
Interactive editing of massive imagery made simple: Turning Atlanta into Atlantis
Found in: ACM Transactions on Graphics (TOG)
By Brian Summa, Giorgio Scorzelli, Ming Jiang, Peer-Timo Bremer, Valerio Pascucci
Issue Date:April 2011
pp. 1-13
This article presents a simple framework for progressive processing of high-resolution images with minimal resources. We demonstrate this framework's effectiveness by implementing an adaptive, multi-resolution solver for gradient-based image processing tha...
     
Edge maps: Representing flow with bounded error
Found in: 2011 IEEE Pacific Visualization Symposium (PacificVis)
By Harsh Bhatia,Shreeraj Jadhav,Peer-Timo Bremer, Guoning Chen,Joshua A Levine,Luis Gustavo Nonato,Valerio Pascucci
Issue Date:March 2011
pp. 75-82
Robust analysis of vector fields has been established as an important tool for deriving insights from the complex systems these fields model. Many analysis techniques rely on computing streamlines, a task often hampered by numerical instabilities. Approach...
 
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