Results 31 to 40 of about 1,025,219 (193)

Geometric Embeddability of Complexes is ∃R-complete [PDF]

open access: yes, 2021
We show that the decision problem of determining whether a given (abstract simplicial) k-complex has a geometric embedding in Rd is complete for the Existential Theory of the Reals for all d≥3 and k∈{d−1,d}.
Kleist, Linda   +4 more
core  

Checking geometric programs or verification of geometric structures

open access: yesProceedings of the twelfth annual symposium on Computational geometry - SCG '96, 1996
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Mehlhorn, K.   +6 more
openaire   +4 more sources

Cross‐sex genetic correlations for fitness and fitness components: Connecting theoretical predictions to empirical patterns

open access: yesEvolution Letters, 2019
Sex differences in morphology, physiology, development, and behavior are widespread, yet the sexes inherit nearly identical genomes, causing most traits to exhibit strong and positive cross‐sex genetic correlations.
Tim Connallon, Genevieve Matthews
doaj   +1 more source

Geometric GAN

open access: yesCoRR, 2017
Generative Adversarial Nets (GANs) represent an important milestone for effective generative models, which has inspired numerous variants seemingly different from each other. One of the main contributions of this paper is to reveal a unified geometric structure in GAN and its variants.
Jae Hyun Lim 0001, Jong Chul Ye
openaire   +2 more sources

Hottel Zone Physics-Constrained Networks for Industrial Furnaces

open access: yesIEEE Access
This paper investigates a novel approach to improve the temperature profile prediction of furnaces in foundation industries, crucial for sustainable manufacturing.
Ujjal Kr Dutta   +3 more
doaj   +1 more source

An Empirical Assessment of Angular Dependency for RedEdge-M in Sloped Terrain Viticulture

open access: yesRemote Sensing, 2019
For grape canopy pixels captured by an unmanned aerial vehicle (UAV) tilt-mounted RedEdge-M multispectral sensor in a sloped vineyard, an in situ Walthall model can be established with purely image-based methods.
Chizhang Gong   +3 more
doaj   +1 more source

Geometric horizons

open access: yesPhysics Letters B, 2017
We discuss black hole spacetimes with a geometrically defined quasi-local horizon on which the curvature tensor is algebraically special relative to the alignment classification. Based on many examples and analytical results, we conjecture that a spacetime horizon is always more algebraically special (in all of the orders of specialization) than other ...
Coley, Alan A.   +2 more
openaire   +3 more sources

Effect Evaluation of Spatial Characteristics on Map Matching-Based Indoor Positioning

open access: yesSensors, 2020
Map-matching is a popular method that uses spatial information to improve the accuracy of positioning methods. The performance of map matching methods is closely related to spatial characteristics.
Shuaiwei Luo   +3 more
doaj   +1 more source

فاعلية إستخدام خرائط التفكير لتدريس الهندسة في تنمية مهارات التفكير الهندسي لدى تلاميذ الصف الرابع الإبتدائي [PDF]

open access: yesمجلة البحث في التربية وعلم النفس
مستخلص البحث هدف البحث الحالي إلى التعرف على فاعلية إستخدام خرائط التفكير لتدريس الهندسة في تنمية مهارات التفكير الهندسي لدى تلاميذ الصف الرابع الإبتدائي، ولتحقيق هذا الهدف تم إعداد أداة القياس التالية: (إختبار لقياس مهارات التفكير الهندسي) ، والمواد ...
عبدالرحمن عبدالنبي محمد على
doaj   +1 more source

Geometric mixing

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2020
Mixing fluids often involves a periodic action, like stirring one’s tea. But reciprocating motions in fluids at low Reynolds number, in Stokes flows where inertia is negligible, lead to periodic cycles of mixing and unmixing, because the physics, molecular diffusion excepted, is time reversible. So how can fluid be mixed in such circumstances?
Jorge Arrieta   +5 more
openaire   +5 more sources

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