Results 51 to 60 of about 24,962,303 (280)

A new relational method for smoothing and projecting age-specific fertility rates: TOPALS

open access: yesDemographic Research, 2011
Age-specific fertility rates can be smoothed using parametric models or splines. Alternatively a relational model can be used which relates the age profile to be fitted or projected to a standard age schedule.
Joop de Beer
doaj  

Preparation of Solid Waste Sintered Brick from Coal Gangue and Iron Tailings

open access: yesKuangchan zonghe liyong
Using coal gangue and iron tailings from a certain area in the middle of Inner Mongolia as the main raw materials and shale as the binder, different specifications of coal gangue and iron tailings fired bricks were prepared.
Yunhong HAO   +4 more
doaj   +1 more source

Taylor expansion in linear logic is invertible

open access: yes, 2018
Each Multiplicative Exponential Linear Logic (MELL) proof-net can be expanded into a differential net, which is its Taylor expansion. We prove that two different MELL proof-nets have two different Taylor expansions.
de Carvalho, Daniel
core   +1 more source

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Analysis of Some Algorithm of the Join Operation

open access: yesСовременные информационные технологии и IT-образование
The relational approach to database organization has faced enough collisions during its existence and has often been subjected to serious and, at times, unjustified criticism.
Victor Munerman, Daniel Munerman
doaj   +1 more source

Ignorance in the Relational Model [PDF]

open access: yes, 2006
We hypothesize that an extension-with-conditioning of Dempster-Shafer theory is suitable for encoding uncertainty and ignorance in the Relational Model.
Fokkinga, Maarten M.
core   +1 more source

PASTA‐ELN: Simplifying Research Data Management for Experimental Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Research data management faces ongoing hurdles as many ELNs remain complex and restrictive. PASTA‐ELN offers an open‐source, cross‐platform solution that prioritizes simplicity, offline access, and user control. Its in tuitive folder structure, modular Python add‐ons, and open formats enable seamless documentation, FAIR data practices, and easy ...
S. Brinckmann, G. Winkens, R. Schwaiger
wiley   +1 more source

Structure Selection from Streaming Relational Data [PDF]

open access: yes, 2011
Statistical relational learning techniques have been successfully applied in a wide range of relational domains. In most of these applications, the human designers capitalized on their background knowledge by following a trial-and-error trajectory, where
Mihalkova, Lilyana   +1 more
core  

Mapping the Cerebral Organoid Landscape: A Systematic Review of Preclinical 3D Models in Neuroscience

open access: yesAdvanced Healthcare Materials, EarlyView.
Cerebral organoids are transforming brain research, yet the field remains fragmented. This comprehensive systematic review maps 738 studies published between 2014 and 2024 to uncover trends, gaps, and opportunities across neuroscience. Introducing OrganoidMap—an interactive, open‐access platform to explore and compare models—this work enables ...
Anna Wolfram   +10 more
wiley   +1 more source

Identifying and addressing common undergraduate database design misconceptions

open access: yesFrontiers in Education
Data are a crucial asset for organizations, making it essential for database designers to effectively organize and manage data using DataBase Management Systems (DBMS).
Noha Abdelaziz   +3 more
doaj   +1 more source

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