Results 81 to 90 of about 76,225 (314)

Global sensitivity analysis of an end-to-end marine ecosystem model of the North Sea : factors affecting the biomass of fish and benthos [PDF]

open access: yes, 2014
Comprehensive analysis of parameter and driver sensitivity is key to establishing the credibility of models of complex systems. This is especially so for models of natural systems where experimental manipulation of the real-world to provide controlled ...
Speirs, Douglas   +7 more
core   +1 more source

A Capability-Based Method for Modeling Resilient Data Ecosystems

open access: yes, 2022
Modern information systems rely on data analytics and use various data sources to steer information processing and process execution activities. Capability-driven development is a method for the design and delivery of this kind of information systems ...
Grabis, Janis,   +7 more
core   +1 more source

Modeling Product Ecosystems

open access: yesCoRR
This is a text writeup I hope someone will find useful. I failed to find a suitable journal and this is not something that aligns with my professional work. As such, I can no longer expend more time on this and thus leave it up to the world and those who might fancy a curious ...
openaire   +2 more sources

A Population Model for the Academic Ecosystem

open access: yesCoRR, 2015
In recent times, the academic ecosystem has seen a tremendous growth in number of authors and publications. While most temporal studies in this area focus on evolution of co-author and citation network structure, this systemic inflation has received very little attention. In this paper, we address this issue by proposing a population model for academia,
Yan Wu 0016   +2 more
openaire   +2 more sources

Design Strategies and Emerging Applications of High‐Performance Flexible Piezoresistive Pressure Sensors

open access: yesAdvanced Functional Materials, EarlyView.
Flexible piezoresistive pressure sensors underpin wearable and soft electronics. This review links sensing physics, including contact resistance modulation, quantum tunneling and percolation, to unified materials/structure design. We highlight composite and graded architectures, interfacial/porous engineering, and microstructured 3D conductive networks
Feng Luo   +2 more
wiley   +1 more source

Pricing the Ecosystem and Taxing Ecosystem Services: A General Equilibrium Approach [PDF]

open access: yes
In an integrated dynamic general equilibrium model of the economy and the ecosystem humans and wildlife species compete for land and prey biomass. We introduce a competitive allocation mechanism in both submodels such that economic prices and ecosystem ...
Thomas Eichner, Rüdiger Pethig
core  

Effects of Warming and No-Tillage on Soil Carbon, Nitrogen, Phosphorus and Potassium Contents and pH of an Alpine Farmland in Tibet

open access: yesAgronomy
There are still great uncertainties about effects of climate warming and no-tillage on soil carbon, nitrogen, phosphorus and potassium contents and pH in alpine farmlands.
Zhiming Zhong   +3 more
doaj   +1 more source

3D Printing Innovations in Polymeric Porous and Patterned Architecture

open access: yesAdvanced Functional Materials, EarlyView.
Polymeric foams occupy a unique structural space between dense solids and open networks, where engineered void fraction governs mechanical compliance, thermal resistance, and mass transport. Additive manufacturing now enables precise spatial control over cellular architecture, unlocking designer foam structures across applications spanning crash ...
Dhanush Patil   +13 more
wiley   +1 more source

Simulation Modeling in Ecosystem Science

open access: yes, 1998
Ecosystem science has lost its past close connection to simulation modeling. At the inception of the field, simulation was viewed as a crucial technology to provide organization and integration.
Kinzig, Ann P.   +11 more
core   +1 more source

Divergent resource limitations of belowground versus aboveground productivity across grasslands

open access: yesNature Communications
Water and nutrients are fundamental resources that constrain grassland productivity. Despite significant advances in our understanding of aboveground resource limitations, it remains unresolved whether these insights can be applied to belowground ...
Tingting Li   +11 more
doaj   +1 more source

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