Results 41 to 50 of about 18,471 (233)

Artificial Intelligence in Autonomous Mobile Robot Navigation: From Classical Approaches to Intelligent Adaptation

open access: yesAdvanced Intelligent Systems, EarlyView.
Artificial intelligence (AI) is reshaping autonomous mobile robot navigation beyond classical pipelines. This review analyzes how AI techniques are integrated into core navigation tasks, including path planning and control, localization and mapping, perception, and context‐aware decision‐making. Learning‐based, probabilistic, and soft‐computing methods
Giovanna Guaragnella   +5 more
wiley   +1 more source

Motional squashed states

open access: yesJournal of Optics B: Quantum and Semiclassical Optics, 2000
We show that by using a feedback loop it is possible to reduce the fluctuations in one quadrature of the vibrational degree of freedom of a trapped ion below the quantum limit. The stationary state is not a proper squeezed state, but rather a ``squashed'' state, since the uncertainty in the orthogonal quadrature, which is larger than the standard ...
MANCINI, Stefano   +2 more
openaire   +3 more sources

The revision of baphetids from the Middle Pennsylvanian of the Czech Republic: Morphology, ontogeny, palaeoecology, and the reassessment of the phylogeny of Baphetoidea

open access: yesThe Anatomical Record, EarlyView.
Abstract The baphetoids represent a clade of the Carboniferous stem‐tetrapods (Middle Mississippian—Middle Pennsylvanian) with a characteristic extension of the orbits into antorbital vacuities, which formed keyhole‐shaped openings on the skull. The more derived baphetids were crocodile‐like piscivores frequently occurring in coal‐bearing lacustrine ...
Pavel Barták, Martin Ivanov, Boris Ekrt
wiley   +1 more source

On the semiotic function of cucurbits

open access: yesScripta Instituti Donneriani Aboensis, 1979
Every user of the sign can get at its meaning not only through his knowledge of the code (which could have been arbitrary) but also by deducing on his own the meaning of the sign through observations of that part of nature from which it is taken.
Ralf Norrman
doaj   +1 more source

In Vitro Live Cell Imaging Reveals Nuclear Dynamics and Role of the Cytoskeleton During Asymmetric Division of Pollen Mitosis I in Nicotiana Benthamiana

open access: yesCytoskeleton, EarlyView.
ABSTRACT Pollen is a male gametophyte of angiosperms. Following meiosis, the microspore undergoes an asymmetric division called pollen mitosis I (PMI), which produces two cells of different sizes: a large vegetative cell and a small generative cell. Polarized nuclear migration and positioning during PMI are important for successful pollen development ...
Yoko Mizuta   +5 more
wiley   +1 more source

Morphological characterisation of Cucurbita maxima Duchesne (Cucurbitaceae) landraces from the Po Valley (Northern Italy)

open access: yesItalian Journal of Agronomy, 2018
Identifying crop genetic resources represent an important aspect of agricultural biodiversity conservation. However, conservation of landraces is challenging because they often cannot be properly identified, or have already suffered from genetic erosion,
Simone Orsenigo   +7 more
doaj   +1 more source

Chaos and stability in a two-parameter family of convex billiard tables

open access: yes, 2010
We study, by numerical simulations and semi-rigorous arguments, a two-parameter family of convex, two-dimensional billiard tables, generalizing the one-parameter class of oval billiards of Benettin--Strelcyn [Phys. Rev. A 17, 773 (1978)].
Arroyo A   +16 more
core   +1 more source

A Comprehensive Review on Nutrition, Phytochemistry, Pharmacology and Food Application Perspectives of Bioactive Rich Superfruits

open access: yesFuture Postharvest and Food, EarlyView.
The review critically evaluated and compared the selected superfruit phytochemistry, their bioactive composition and the key health benefits majorly emphasizing the antioxidant potential. It has highlighted the translational challenges in formulating functional foods by addressing the issues related to delivery system, bioavailability mechanism and the
Sharath Kumar Nagaraja   +3 more
wiley   +1 more source

Karyotypes of two cytotypes of Paspalum quadrifarium Lam. (Poaceae): an alternative technique for small chromosomes in plants

open access: yesGenetics and Molecular Biology, 2003
Paspalum quadrifarium Lam. is a bunchgrass native to Uruguay, Argentina, and southern Brazil. Diploid, triploid, tetraploid and hexaploid cytotypes have been reported for this species of the Quadrifaria group of Paspalum.
Pablo Speranza   +2 more
doaj   +1 more source

Uncovering the Impact of Homogenization and Dietary Fiber on the In Vitro Digestion of Cod Protein Composite Gel

open access: yesFood Safety and Health, EarlyView.
The cod protein composite gels produced through homogenization had excellent taste properties and met the requirements for Level 6—“soft and bite‐sized” of the International Dysphagia Diets Standardization Initiative Framework, making it suitable for individuals with special needs for food texture.
Yisha Xie   +4 more
wiley   +1 more source

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