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STAC: Simultaneous tracking and calibration

Tingfan Wu, Yuval Tassa, Vikash Kumar, Javier Movellan, Emanuel Todorov
2013 2013 13th IEEE-RAS International Conference on Humanoid Robots (Humanoids)  
A novel alternating optimization approach is developed to simultaneously track space-time joint angles and calibrate parameters (STAC).  ...  We evaluate STAC to calibrate joint potentiometer, tendon length sensor and motion capture marker positions, on a 38-DoF humanoid robot with 24 optical markers, and a 24 DoF tendon driven hand with 12  ...  4 Extended Kalman Filter for simultaneous calibration and tracking.  ... 
doi:10.1109/humanoids.2013.7030016 dblp:conf/humanoids/WuTKMT13 fatcat:gankbdixq5fsncvcfxkw3un5we

STAC: Spatial-Temporal Attention on Compensation Information for Activity Recognition in FPV

Yue Zhang, Shengli Sun, Linjian Lei, Huikai Liu, Hui Xie
2021 Sensors  
We conducted extensive ablation analysis to validate the complementarity and effectiveness of our STAC model qualitatively and quantitatively.  ...  descriptors under weak supervision and focus on the locations of activated objects and the capture of effective motion.  ...  synchronized tracking.  ... 
doi:10.3390/s21041106 pmid:33562612 pmcid:PMC7914484 fatcat:ktcxuueywzb43fan7tra3cdi6i

Lacking Pace but Not Precision: Age-Related Information Processing Changes in Response to a Dynamic Attentional Control Task

Anna Torrens-Burton, Claire J. Hanley, Rodger Wood, Nasreen Basoudan, Jade Eloise Norris, Emma Richards, Andrea Tales
2020 Brain Sciences  
memory function (MFQ), cognitive reserve (NART), and aspects of mood (PHQ-9, GAD-7).  ...  Perceived memory function, cognitive reserve, and mood were not related to task performance.  ...  Registered Charity: 297965 for funding this research, Neil Carter for help in developing the STAC test and to all the people who very kindly gave up their time to take part in this study.  ... 
doi:10.3390/brainsci10060390 pmid:32575518 pmcid:PMC7349744 fatcat:3itospflpbedre6dpcf5xfkvqy

A continuous record of Florida Current temperature transport at 27°N

D. R. Shoosmith, M. O. Baringer, W. E. Johns
2005 Geophysical Research Letters  
This hypothesis is investigated using data from a large number of temperature and velocity sections (58) across the Florida Current at the cable location, leading to a new calibration of the voltage signal  ...  Due to the strong dependence of conductivity on temperature, this would in theory result in a direct and continuous estimate of the Florida Current temperature transport.  ...  Leaman and R. Molinari for making the STACS Pegasus data available and L. Beal and C. Meinen for helpful discussions.  ... 
doi:10.1029/2005gl024075 fatcat:qlduvzpv7fay3f7upoex3rdiyi

Stratospheric aerosols from the Sarychev volcano eruption in the 2009 Arctic summer

F. Jégou, G. Berthet, C. Brogniez, J.-B. Renard, P. François, J. M. Haywood, A. Jones, Q. Bourgeois, T. Lurton, F. Auriol, S. Godin-Beekmann, C. Guimbaud (+7 others)
2013 Atmospheric Chemistry and Physics Discussions  
We acknowledge the CALIOP team for acquiring and processing data as well as the ICARE team for providing and maintaining the computational facilities to store them.  ...  The AEROWAVE (Aerosols, Water Vapor and Electricity) and the HALOHA (HALOgen in High Altitudes) projects have been funded by the recently created French CNES-INSU Balloon Committee (so-called CSTB).  ...  STAC is calibrated in order to provide size distributions of non-absorbing liquid aerosols.  ... 
doi:10.5194/acpd-13-3613-2013 fatcat:dyucg3jxgvbzxb36yy2ncorwdq

Stratospheric aerosols from the Sarychev volcano eruption in the 2009 Arctic summer

F. Jégou, G. Berthet, C. Brogniez, J.-B. Renard, P. François, J. M. Haywood, A. Jones, Q. Bourgeois, T. Lurton, F. Auriol, S. Godin-Beekmann, C. Guimbaud (+8 others)
2013 Atmospheric Chemistry and Physics  
The effective radius, the surface area density (SAD), the aerosol extinction, and the total sulphur mass from STAC in situ measurements are enhanced with mean values in the range 0.15–0.21 μm, 5.5–14.7  ...  The Sarychev-induced stratospheric aerosol over the Kiruna region (north of Sweden) was measured by the Stratospheric and Tropospheric Aerosol Counter (STAC) during eight balloon flights planned in August  ...  We acknowledge the CALIOP team for acquiring and processing data as well as the ICARE team for providing and maintaining the computational facilities to store them.  ... 
doi:10.5194/acp-13-6533-2013 fatcat:asbi47rkd5gkxptbfqgcenq67q

ASAP: A MAC Protocol for Dense and Time-Constrained RFID Systems

Girish Khandelwal, Kyounghwan Lee, Aylin Yener, Semih Serbetli
2007 EURASIP Journal on Wireless Communications and Networking  
In order to accomplish this task, ASAP estimates the dynamic tag population and adapts the frame size in the subsequent round.  ...  We extend the design to mobile RFID systems where tags move at constant velocity in the reader's field, and show that ASAP performs well in mobile scenarios as well.  ...  This facilitates re-synchronization of the tags with the slot boundaries and allows the tags to keep track of the slot number in the current frame.  ... 
doi:10.1155/2007/18730 fatcat:werh766e3fbktau4wqoukixdhi

ASAP : A MAC Protocol for Dense and Time Constrained RFID Systems

Girish Khandelwal, Aylin Yener, Kyounghwan Lee, Semih Serbetli
2006 2006 IEEE International Conference on Communications  
In order to accomplish this task, ASAP estimates the dynamic tag population and adapts the frame size in the subsequent round.  ...  We extend the design to mobile RFID systems where tags move at constant velocity in the reader's field, and show that ASAP performs well in mobile scenarios as well.  ...  This facilitates re-synchronization of the tags with the slot boundaries and allows the tags to keep track of the slot number in the current frame.  ... 
doi:10.1109/icc.2006.255711 dblp:conf/icc/KhandelwalYLS06 fatcat:zoqiz7dfq5gazjsukheluhdg2u

Airport Ground-traffic Surveillance Systems Data Feed Innovative Comprehensive Analysis

Julie Roudet, Paul-Emmanuel Thurat, Nicolas Turcot
2016 Transportation Research Procedia  
Large databases were constructed according to the specific needs of each study and analyzed with statistical tools.  ...  Two studies conducted by STAC, one related to runway operations safety, the other dealing with airport capacity are presented for that purpose, highlighting different benefits of this innovative source  ...  The model was calibrated and validated using real data samples.  ... 
doi:10.1016/j.trpro.2016.05.459 fatcat:flmw4lpwbrdojdca5rzztg6cam

Location Privacy in Spatial Crowdsourcing [article]

Hien To, Cyrus Shahabi
2017 arXiv   pre-print
The strengths and drawbacks of the techniques are highlighted, leading to a discussion of open problems and future work.  ...  technical approaches (from pseudonymity, cloaking, and perturbation to exchange-based and encryption-based techniques).  ...  be handled simultaneously.  ... 
arXiv:1704.06860v1 fatcat:norfonmrirfmpjgh57knb4yneu

Super resolution microscopy reveals how elongating RNA polymerase II and nascent RNA interact with nucleosome clutches

Alvaro Castells-Garcia, Ilyas Ed-daoui, Esther González-Almela, Chiara Vicario, Jason Ottestrom, Melike Lakadamyali, Maria Victoria Neguembor, Maria Pia Cosma
2021 Nucleic Acids Research  
RNAs and elongating RNA polymerase II (RNAP II).  ...  The distance between nucleosome clutches and RNA nanodomains is larger than the distance measured between elongating RNAP II and RNA nanodomains.  ...  Finally, we combined the SR/STAC approach with RNA FISH imaging and successfully imaged the gene locus, the specific RNA and the nascent transcriptome simultaneously (Figure 4E ).  ... 
doi:10.1093/nar/gkab1215 pmid:34929735 pmcid:PMC8754629 fatcat:mj3dh5c5g5b4ra2ehzw4felksu

Pangeo ML - Open Source Tools and Pipelines for Scalable Machine Learning Using NASA Earth Observation Data

Joseph Hamman, Ryan Abernathey, David Hoese, James Bednar, Tom Augspurger
2020 figshare.com  
We are however aware of the EOSDIS' Archiving, Distribution, and User Services Requirements Document (ADURD), and should our project venture into areas governed by this document, we will work with EOSDIS  ...  For example, Samaniego et al. [2010] introduced the Multiscale Parameter Regionalization (MPR) technique, which uses calibrated pedotransfer functions (PTFs) to simultaneously incorporate spatial heterogeneity  ...  Listing 1: A basic usage example for Intake-STAC to search a dynamic STAC API and return an Intake Catalog that can produce data in the form of Xarray/Dask datasets.  ... 
doi:10.6084/m9.figshare.13250252.v1 fatcat:pn4af7ye4fcwtm5svvit7jwryy

Catch Carry: Reusable Neural Controllers for Vision-Guided Whole-Body Tasks [article]

Josh Merel, Saran Tunyasuvunakool, Arun Ahuja, Yuval Tassa, Leonard Hasenclever, Vu Pham, Tom Erez, Greg Wayne, Nicolas Heess
2020 arXiv   pre-print
This challenge is central to a variety of fields, from graphics and animation to robotics and motor neuroscience.  ...  ), transferability to real robots, and comparisons to the biology.  ...  Audiomotion Studios for services related to motion capture collection and clean up.  ... 
arXiv:1911.06636v2 fatcat:zjtpjueewbafjgqi5grgr6dcra

The Endemic Insular and Peninsular Species Chaetodipus spinatus (Mammalia, Heteromyidae) Breaks Patterns for Baja California

Sergio Ticul Álvarez-Castañeda, Robert W. Murphy, William J. Etges
2014 PLoS ONE  
Chaetodipus spinatus is endemic to the region and occurs on 12 associated islands, including 10 in the Gulf of California and two in the Pacific Ocean.  ...  Its physiography and the presence of many surrounding islands has facilitated studies of the underlying patterns and drivers of genetic structuring for a wide spectrum of organisms.  ...  Author Contributions Conceived and designed the experiments: STAC. Performed the experiments: STAC. Analyzed the data: STAC RM. Contributed reagents/materials/analysis tools: STAC.  ... 
doi:10.1371/journal.pone.0116146 pmid:25542029 pmcid:PMC4277467 fatcat:orvi3gbpjjbhleeaealebknec4

Origins and Spatial Distribution of Non-Pure Sulfate Particles (NSPs) in the Stratosphere Detected by the Balloon-Borne Light Optical Aerosols Counter (LOAC)

Jean-Baptiste Renard, Gwenaël Berthet, Anny-Chantal Levasseur-Regourd, Sergey Beresnev, Alain Miffre, Patrick Rairoux, Damien Vignelles, Fabrice Jégou
2020 Atmosphere  
They may be linked to dynamical and photophoretic effects lifting and sustaining particles coming from the Earth.  ...  All these particles can originate from Earth but also from meteoroid disintegrations and from the interplanetary dust cloud and comets.  ...  Acknowledgments: We want to thank the CNES balloons launching team at Aire sur l'Adour, the MeteoModem Company for the flight for Ury (France), and Nelson Bègue and the LACy for the flights at Ile de la  ... 
doi:10.3390/atmos11101031 fatcat:gnhq6nwtufe5hewpaiintieate
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