221 Hits in 8.1 sec

A Dataset of Flash and Ambient Illumination Pairs from the Crowd [chapter]

Yağız Aksoy, Changil Kim, Petr Kellnhofer, Sylvain Paris, Mohamed Elgharib, Marc Pollefeys, Wojciech Matusik
2018 Lecture Notes in Computer Science  
We present a dataset of thousands of ambient and flash illumination pairs to enable studying flash photography and other applications that can benefit from having separate illuminations.  ...  We detail the advantages and challenges of our approach to crowdsourcing as well as the computational effort to generate completely separate flash illuminations from the ambient light in an uncontrolled  ...  We would like to thank Alexandre Kaspar for his support on crowdsourcing, James Minor and Valentin Deschaintre for their feedback on the text, and Michaël Gharbi for our discussions. Y.  ... 
doi:10.1007/978-3-030-01240-3_39 fatcat:y4eesgxoojecrndbmzrjttlgyq

A Dataset of Multi-Illumination Images in the Wild

Lukas Murmann, Michael Gharbi, Miika Aittala, Fredo Durand
2019 2019 IEEE/CVF International Conference on Computer Vision (ICCV)  
We demonstrate the richness of this dataset by training state-of-the-art models for three challenging applications: single-image illumination estimation, image relighting, and mixed-illuminant white balance  ...  We introduce a new multi-illumination dataset of more than 1000 real scenes, each captured in high dynamic range and high resolution, under 25 lighting conditions.  ...  Acknowledgments This work was supported in part by the DARPA RE-VEAL Program under Contract No. HR0011-16-C-0030.  ... 
doi:10.1109/iccv.2019.00418 dblp:conf/iccv/MurmannGAD19 fatcat:7ulb5kdahjewfl5kwbzh6oh36a

A Dataset of Multi-Illumination Images in the Wild [article]

Lukas Murmann, Michael Gharbi, Miika Aittala, Fredo Durand
2019 arXiv   pre-print
We demonstrate the richness of this dataset by training state-of-the-art models for three challenging applications: single-image illumination estimation, image relighting, and mixed-illuminant white balance  ...  Collections of images under a single, uncontrolled illumination have enabled the rapid advancement of core computer vision tasks like classification, detection, and segmentation.  ...  Acknowledgments This work was supported in part by the DARPA RE-VEAL Program under Contract No. HR0011-16-C-0030.  ... 
arXiv:1910.08131v1 fatcat:33rbplt3hncffkgdovs6hxwbly

Single Particle Trajectories Reveal Active Endoplasmic Reticulum Luminal Flow

Pierre Parutto, Joseph E. Chambers, Marcus Fantham, Laurence Young, Stefan Marciniak, Clemens F. Kaminski, David Ron, David Holcman, Edward Avezov
2019 Biophysical Journal  
The Endoplasmic Reticulum (ER), a network of membranous sheets and pipes, supports functions encompassing biogenesis of secretory proteins and delivery of functional solutes throughout the cell 1,2 .  ...  its luminal content: with a dominant diffusive component in tubular junctions and a fast flow component in tubules.  ...  Acknowledgements: We are grateful to Matthew Gratian and Mark Bowen (CIMR, Cambridge) and Gregory Strachan (Institute of Metabolic Science, Cambridge) for assistance in establishing microscopy data acquisition  ... 
doi:10.1016/j.bpj.2018.11.964 fatcat:qadcetajzrhi7jpfxm52p4ezki

Automated border control e-gates and facial recognition systems

Jose Sanchez del Rio, Daniela Moctezuma, Cristina Conde, Isaac Martin de Diego, Enrique Cabello
2016 Computers & security  
A B S T R A C T A fast automated biometric solution has been proposed to satisfy the future border control needs of airports resulting from the rapid growth in the number of passengers worldwide.  ...  In addition, the results of an experimental evaluation of a face recognition system when halogen, white LEDs, near infra-red, or fluorescence illumination was used, which was conducted in order to determine  ...  Acknowledgments This project ABC4EU (Automated Border Control Gates for Europe) received funding from the EU's Seventh Framework Programme for research, technological development, and demonstration under  ... 
doi:10.1016/j.cose.2016.07.001 fatcat:66gvociowffihdov4ivzihokmm

Perspectives In Visual Imaging For Marine Biology And Ecology: From Acquisition To Understanding

Jennifer M Durden, Timm Schoening, Franziska Althaus, Ariell Friedman, Rafael Garcia, Adrian G. Glover, Jens Greinert, Nancy Jacobsen Stout, Daniel O.B. Jones, Anne Jordt, Jeffrey Kaeli, Kevin Koser (+9 others)
2016 Zenodo  
Perspectives in visual imaging for marine biology and ecology: from acquisition to understanding  ...  Southampton,) UK,) with) contributions) from) academia,) research,)industry)and)government.)We)would)like)to)thank)all)of)the)participants)for) their) contributions.)  ...  also)partly)supported)by)Geoscience)Australia,)and)publishes)with)the)permission)of) the)chief)Executive)Officer)of)Geoscience)Australia.)DJL)was)partly)supported)by)JSPS) grant)KAKENHI)24248032.)Additional  ... 
doi:10.5281/zenodo.202685 fatcat:wp6e3ivpzffjdozxq3nmc6jhfu

Identifying and facilitating social interaction with a wearable wireless sensor network

Joseph A. Paradiso, Jonathan Gips, Mathew Laibowitz, Sajid Sadi, David Merrill, Ryan Aylward, Pattie Maes, Alex Pentland
2009 Personal and Ubiquitous Computing  
This data is analyzed to track and socially classify the attendees, predict their interest in other people and demonstration installations, profile the restlessness of a crowd in an auditorium, and otherwise  ...  track the evolution and dynamics of the events at which the badges were run.  ...  We thank MEMSIC for donating the badge accelerometers. This project was supported by the Things That Think Consortium and the other sponsors of the MIT Media Lab.  ... 
doi:10.1007/s00779-009-0239-2 fatcat:frv4qprmgffu3maoe5c6rwplmq

Sensing and Monitoring for Stadium Structures: A Review of Recent Advances and a Forward Look

Fikret Necati Catbas, Ozan Celik, Onur Avci, Osama Abdeljaber, Mustafa Gul, Ngoan Tien Do
2017 Frontiers in Built Environment  
Some challenges mainly originate from the interaction with the human factor, as stadiums are subjected to both synchronized and random motion of large crowds.  ...  Operational effects of crowds on the dynamic properties are also discussed. The article concludes with a forward look on the recommended work and research for dynamic assessment of stadiums.  ...  Reprinted from (Cigada et al., 2010) . FiGURe 14 | 14 FiGURe 14 | (A) test three displacement datasets and (B) two zoom-in windows from test 3.  ... 
doi:10.3389/fbuil.2017.00038 fatcat:62d265zxtvfcvf66meg5z3eqru

39th European Conference on Visual Perception (ECVP) 2016 Barcelona

2016 Perception  
gain (linear) and cross-channel gain with origin recalibration (affine) using a large unique hues dataset (Xiao et al., 2011) collected in three different ambient illumination conditions -dark, simulated  ...  In the visual version, alternating flashes of diagonal pairs of dots produce apparent motion in the horizontal or vertical direction.  ...  This is a shading pattern on the body that compensates for directional illumination: being darker on the side exposed to a higher light intensity (typically, a dark back and a light belly).  ... 
doi:10.1177/0301006616671273 fatcat:el2dmsuk6zd25pedijucuexl5m

A review on computer vision systems in monitoring of poultry: A welfare perspective

Cedric Okinda, Innocent Nyalala, Tchalla Korohou, Celestine Okinda, Jintao Wang, Tracy Achieng, Patrick Wamalwa, Tai Mang, Mingxia Shen
2020 Artificial Intelligence in Agriculture  
Lastly, the challenges and possible solutions presented by researches in poultry monitoring, such as variable illumination conditions, occlusion problems, and lack of augmented and labeled poultry datasets  ...  properties, and its ability to present a wide range of information.  ...  Acknowledgments The project was funded by China National Key Research and Development project (Grant No. 2017YFD0701602-2)  ... 
doi:10.1016/j.aiia.2020.09.002 fatcat:yhi7axzj7nasvk6jj5jwi6wy7m

Taking the Temperature of Sports Arenas [article]

Rikke Gade
2014 Ph.d.-serien for Det Teknisk-Naturvidenskabelige Fakultet, Aalborg Universitet  
We would also like to thank the administration of the building Knud Højgaards Hus in Copenhagen and the company Fokustranslatørerne for allowing access to their roof top terrace for us to install the thermal  ...  Gade References Acknowledgements We would like to thank Aliaksei Laureshyn from Lund University for permission to use the T-Analyst software and assistance with setting it up.  ...  Final Illumination Summarizing the intensities from the ambient and effect illumination gives the light emitted from each lamp.  ... 
doi:10.5278/ fatcat:qudgoqzxc5bavfyib5wfwkiu5y

Perceptually Adaptive Graphics [article]

Carol O'Sullivan, Sarah Howlett, Rachel McDonnell, Yann Morvan, Keith O'Conor
2004 Eurographics State of the Art Reports  
In May 2001, a EUROGRAPHICS/ SIGGRAPH Campfire brought together a group of researchers from various fields, including computer graphics and visualisation, psychology, neuroscience, eye-movements and medicine  ...  to discuss the future and current state of the field.  ...  in human and crowd animation.  ... 
doi:10.2312/egst.20041029 fatcat:bswmxocukvbrno776cpuew7lky

Measuring Interaction Proxemics with Wearable Light Tags

Alessandro Montanari, Zhao Tian, Elena Francu, Benjamin Lucas, Brian Jones, Xia Zhou, Cecilia Mascolo
2018 Proceedings of the ACM on Interactive Mobile Wearable and Ubiquitous Technologies  
The version presented here may differ from the published version or from the version of record. If you wish to cite this item you are advised to consult the publisher's version.  ...  Please see the repository url above for details on accessing the published version and note that access may require a subscription.  ...  Alessandro Montanari acknowledges the support of the EPSRC and Qualcomm Inc. through a Research Studentship in Computing.  ... 
doi:10.1145/3191757 fatcat:oqbzlayagfc6pamg53dzwt7exq

City bug report

Henrik Korsgaard, Martin Brynskov
2014 Proceedings of the 2nd Media Architecture Biennale Conference on World Cities - MAB '14  
We synthesise our findings and ask if and how media architects as a community of practice can encourage the 'opensourcing' of information and tools allowing laypeople to not only participate but become  ...  Media architecture's combination of the digital and the physical can trigger, enhance, and amplify urban experiences.  ...  Acknowledging the importance of the amateurs or lovers, in the evolution of technology, Paulos supports DIY cultures and calls on technologists and engineers to shift their thinking towards more participatory  ... 
doi:10.1145/2682884.2682896 dblp:conf/mab/KorsgaardB14 fatcat:mdpnfowtuzgs3fcjdxrzc5lepm

Design, Synthesis, and Temperature-Driven Molecular Conformation-Dependent Delayed Fluorescence Characteristics of Dianthrylboron-Based Donor–Acceptor Systems

Umesh Pratap Pandey, Rajendra Prasad Nandi, Pakkirisamy Thilagar
2020 Frontiers in Chemistry  
The energy of the electronic excited states in 1 and 2 were modulated by varying the arylamine donor strength and electronic coupling between D and A moieties.  ...  The presence of a large π-system (anthryl moiety) on boron enhances the electronic communication between donor arylamine and acceptor boryl moieties, and hence, both 1 and 2 exhibit delayed fluorescence  ...  ACKNOWLEDGMENTS The authors thanked IPC Department and Indian Institute of Science, Bangalore, for infrastructure and instrumental facilities. UP and RP thanked IISc for research fellowships.  ... 
doi:10.3389/fchem.2020.541331 pmid:33195044 pmcid:PMC7581868 fatcat:hup23esbjreuro7l55f65eiejm
« Previous Showing results 1 — 15 out of 221 results