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Orchard: Differentially Private Analytics at Scale

Edo Roth, Hengchu Zhang, Andreas Haeberlen, Benjamin C. Pierce
2020 USENIX Symposium on Operating Systems Design and Implementation  
Orchard accomplishes this by rewriting queries into a distributed protocol that can be executed efficiently at scale, using cryptographic primitives.  ...  This paper presents Orchard, a system that can answer queries about sensitive data that is held by millions of user devices, with strong differential privacy guarantees.  ...  Conclusion Prior to Orchard, it may have seemed that running differentially private queries at scale required either making compromises (on privacy, accuracy, or trust) or custom-building a cryptographic  ... 
dblp:conf/osdi/RothZHP20 fatcat:xooclbdsozbb3fm4elzknn3kv4

Assessment of Irrigation Water Use Efficiency in Citrus Orchards Using AHP

Rocío Poveda-Bautista, Bernat Roig-Merino, Herminia Puerto, Juan Buitrago-Vera
2021 International Journal of Environmental Research and Public Health  
To address these three questions, we propose to apply a new multicriteria approach based on the analytic hierarchy process (AHP) technique and the participation of a group of experts.  ...  These results were obtained from a sample of 24 orchards of oranges, navelina variety, growing in a very similar environment, and agronomical characteristics.  ...  A two-stage fuzzy differential water price model was applied for water rights allocation in China [48] .  ... 
doi:10.3390/ijerph18115667 pmid:34070656 fatcat:qrn2lwrnlzarjlnubegsdh6vn4

Understanding the Loss of Traditional Agricultural Systems: A Case Study of Orchard Meadows in Germany

Kristine Hammel, Thorsten Arnold
2012 Journal of Agriculture, Food Systems, and Community Development  
Furthermore, the erosion of knowledge about managing orchard meadows has itself become a driver of decline.  ...  Orchard meadows are a traditional agricultural system in central Europe that are currently undergoing precipitous decline.  ...  It should produce a set of hypotheses about the root causes of local biodiversity loss that identify possible drivers at the local, national and international scales. 2.  ... 
doi:10.5304/jafscd.2012.024.011 fatcat:b4qkgfejnze5jffhfys43n66d4

Deliberative Democratic Monetary Valuation to implement the Ecosystem Approach

Johanne Orchard-Webb, Jasper O. Kenter, Ros Bryce, Andrew Church
2016 Ecosystem Services  
within a broader societal context, DDMV was undertaken through three iterative workshops involving a single group of participants representing local residents and different interests across the public, private  ...  Discussions are primarily focused on nurturing value elicitation at the individual level, which are analysed and aggregated to the societal scale using econometric approaches.  ...  It is through this more explicit recognition of the differentiated power relations at play in deliberative and participatory institutions that we hope to realise just sustainability outcomes via valuation  ... 
doi:10.1016/j.ecoser.2016.09.005 fatcat:ngevrm7klvbkpgtnvcjtumctve

Who owns the information?

J Orchard
2002 British Journal of Sports Medicine  
[9] [10] [11] Concussion grading scales The CISG recognised the strengths and weaknesses of several existing concus-sion grading scales that attempt to characterise injury severity, but no single system  ...  J Orchard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  ... 
doi:10.1136/bjsm.36.1.16 pmid:11867486 pmcid:PMC1724453 fatcat:zl7mttrbjre6ra4krfmhldbocm

Age and growth in a European flagship amphibian: equal performance at agricultural ponds and favourably managed aquatic sites

D. Orchard, G. Tessa, R. Jehle
2019 Aquatic Ecology  
Females were on average older than males at both agricultural ponds as well as favourably managed sites.  ...  Taken together, our findings confirm that under suitable conditions agricultural ponds can harbour sustainable populations, an important finding for the broad-scale conservation management of T. cristatus  ...  Acknowledgements David Orchard was funded by a doctoral grant from Natural England.  ... 
doi:10.1007/s10452-018-09671-3 fatcat:pm6c3uoo35btjjshick2dxiyuq

Environmental Entitlements: Institutional Influence on Mangrove Social-Ecological Systems in Northern Vietnam

Steven Orchard, Lindsay Stringer, Claire Quinn
2015 Resources  
Environmental entitlements is used in this research to address this challenge by considering how institutional and governance processes at multiple scales differentiate the command of NRDC over the environmental  ...  State, private sector and NGO actors at the macro and meso level State, private sector and NGO actors are central to management of both mangrove SES and the links between institutional levels.  ...  You can withdraw from the study at any time. You do not have to give a reason if you decide to withdraw.  ... 
doi:10.3390/resources4040903 fatcat:roohwigg3bfefm3p3xsu4xfuae

What are shared and social values of ecosystems?

Jasper O. Kenter, Liz O'Brien, Neal Hockley, Neil Ravenscroft, Ioan Fazey, Katherine N. Irvine, Mark S. Reed, Michael Christie, Emily Brady, Rosalind Bryce, Andrew Church, Nigel Cooper (+12 others)
2015 Ecological Economics  
To help address these theoretical and empirical limitations, this paper outlines a framework of shared/social values across five dimensions: value concept, provider, intention, scale, and elicitation process  ...  Value elicitation started at the individual scale via the consultation but once wider debate and protest started, particularly via the popular media, the issue became more articulated at the societal scale  ...  Differentiation of values on this axis bears resemblance to the differentiation of values into 'held' and 'assigned' by Rokeach (1973) .  ... 
doi:10.1016/j.ecolecon.2015.01.006 fatcat:btvaxqapsbd7fmxct5ymf7co2u

Vitamin D levels and intensive care unit outcomes of a cohort of critically ill COVID-19 patients

Laurence Orchard, Matthew Baldry, Myra Nasim-Mohi, Chantelle Monck, Kordo Saeed, Michael P. W. Grocott, Dushianthan Ahilanandan, _ _
2021 Clinical Chemistry and Laboratory Medicine  
The complex relationship between vitamin-D levels and COVID-19 infection needs further exploration with large scale randomized controlled trials.  ...  even mm) and weighing scales, measuring to the nearest 0.1kg.  ...  Appendix Q details which analytes are reported for Years 1, 2 and 3 combined as well as providing details about analytes that are not reported but will be included in the dataset deposited at the UK Data  ... 
doi:10.1515/cclm-2020-1567 pmid:33554566 fatcat:rwnj2srskvaxfc3vciwb6kkjmm

Socio-economic differentiation from a class-analytic perspective: The case of smallholder tree-crop farmers in Limpopo, South Africa

Malin Olofsson
2019 Journal of Agrarian Change  
A brief attempt is made at exploring some of the key dynamics and outcomes emerging from this class-analytic typology.  ...  This paper employs a class-based analytic as it is deemed to have the most analytical traction in this particular case study in its ability to foreground the processes of rural social differentiation by  ... 
doi:10.1111/joac.12335 fatcat:kkbeiaundrcxhbgy44fnxxctzu

"We Cause a Ruckus": Exploring How Indigenous Youth Navigate the Challenges of Community Engagement and Leadership

Robert P. Shepherd, Treena R. Orchard
2022 International Journal of Environmental Research and Public Health  
Acknowledging the power differentials between team members [44] was a practice the researchers adopted in fieldnotes, phone calls, and private moments of reflection.  ...  Kasabonika had never seen a youth-driven initiative of this scale and it involved months of careful planning and fundraising.  ... 
doi:10.3390/ijerph19159542 fatcat:bcr3f7s43rdyjb2skv3fqypuc4

Rethinking the divide: Exploring the interdependence between global and nested local markets

Malin Olofsson, Mirjam Ros-Tonen, Joyeeta Gupta, Bart de Steenhuijsen Piters, Yves Van Leynseele
2021 Journal of Rural Studies  
They would purchase produce directly from the farmers at their orchards and sell from busy roadside intersections, at specific locations in the local town centres or at pension pay-out points.  ...  In the analysis we use the typology of tree-crop farmers developed by Olofsson (2020b) , which is based on the nature of socio-economic differentiation amongst farmers using a class analytic perspective  ... 
doi:10.1016/j.jrurstud.2021.02.018 fatcat:7xuza7i7afamphrbrw5s7vmjb4

Regulation by Territorialization: The Political Ecology of Conservation & Development Territories

Thomas J. Bassett, Denis Gautier
2014 EchoGéo  
global South into conservation and development territories at a variety of scales.  ...  This institutional diversity at the government level is matched by the diversity of actors and logics among resource users at the landscape scale.  ... 
doi:10.4000/echogeo.14038 fatcat:7g6c4cwnijakdn4u4f2zatemfu

Water conservation management practices in vineyards and apple orchards : strategies for mitigating greenhouse gas emissions

Mesfin Mesganaw Fentabil
Treatments in the apple orchard involved drip irrigation frequency (twice per day or twice per day on every 2nd day) delivering the same total amount of water, orchard floor management (Mulch or Clean)  ...  There is little information about how management practices affect N₂O emissions from vineyard and orchard soils.  ...  OI Analytical TOC analyzer (OI Analytical, USA).  ... 
doi:10.14288/1.0228793 fatcat:33thlrpurjgg3kmrgpdataccz4

Saccharomyces cerevisiae Diversity in Arbutus unedo L. Fermentations in Association with the Volatile and Sensory Similarities of the Distillates

M. Margarida Baleiras-Couto, Ilda Caldeira, Filomena Gomes, Goreti Botelho, Filomena L. Duarte
2022 Foods  
On the other hand, the differentiation of the harvesting period was not so clear.  ...  Materials and Methods Experiment and Sampling The orchards where the A. unedo fruit was hand-collected belong to two private producers located in central Portugal: Producer 1 (P1) in Estreito, a municipality  ...  Distillates Characterization and Differentiation The results of the distillates analytical determinations were submitted to principal component analysis (PCA).  ... 
doi:10.3390/foods11131916 pmid:35804732 pmcid:PMC9265601 fatcat:rixqawoixfgz3ixq5odjcu2ila
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