Results 51 to 60 of about 5,903,431 (213)

The internal crest anatomy of Lambeosaurini (Hadrosauridae: Lambeosaurinae)

open access: yesThe Anatomical Record, EarlyView.
Abstract The supracranial crests of lambeosaurine hadrosaurids have long been a focus of study due primarily to their extreme morphology. The external anatomy of lambeosaurine crests is understood to be highly variable between species, but variation in their internal anatomy is less well understood.
Thomas W. Dudgeon   +2 more
wiley   +1 more source

Visual Learning and Recognition of a Probabilistic Spatio-Temporal Model of Cyclic Human Locomotion [PDF]

open access: yes, 2004
We present a novel representation of cyclic human locomotion based on a set of spatio-temporal curves of tracked points on the surface of a person. We start by extracting a set of continuous, phase aligned spatio-temporal curves from trajectories of ...
Peternel, Miha, Leonardis, Aleš
core   +2 more sources

RESEARCH ON VISUAL ANALYSIS METHODS OF TERRORISM EVENTS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2016
Under the situation that terrorism events occur more and more frequency throughout the world, improving the response capability of social security incidents has become an important aspect to test governments govern ability.
W. Guo   +5 more
doaj   +1 more source

The representation and management of evolving features in geospatial databases [PDF]

open access: yes, 2009
Geographic features change over time, this change being the result of some kind of event or occurrence. It has been a research challenge to represent this data in a manner that reflects human perception.
Lohfink, Alex
core  

Resolving the biome debate: ecological and palaeo‐data concur that the extensive tree‐limited grassy biomes of central and north‐western Madagascar are largely anthropogenic

open access: yesBiological Reviews, EarlyView.
ABSTRACT For millennia, human activities have transformed ecosystems globally. Determining which landscapes are predominantly anthropogenic is crucial to conservation and habitat restoration. Madagascar, a critically‐threatened biodiversity hotspot, is a prominent example.
Grant S. Joseph   +7 more
wiley   +1 more source

Adaptive spatio-temporal attention neural network for crossdatabase micro-expression recognition

open access: yesVirtual Reality & Intelligent Hardware, 2023
Background: Recognizing human emotions by micro-expression recognition is one of the most critical issues in human-computer interaction applications.
Yuhan Ran   +3 more
doaj   +1 more source

Dynamic geo‐hydrogeological monitoring‐driven situational awareness for real‐time floor water inrush risk prediction in deep mining

open access: yesDeep Underground Science and Engineering, EarlyView.
The fused data extracted from the distributed monitoring system as the data basis, combined with dynamic geological data, are imported into a deep learning model. As the geological conditions of mining and excavation change, the risk of water inrush at the working face is retrieved in real time.
Yongjie Li   +4 more
wiley   +1 more source

Una comparación de dos lenguajes de consulta espacio-temporales: SQLST y el de Güting

open access: yesIngeniería e Investigación, 2008
Las bases de datos espacio-temporales permiten representar objetos y fenómenos del mundo real que cambian de posición o forma a medida que transcurre el tiempo.
Luis Miguel Pérez Montoya   +1 more
doaj  

International Retirement Migration: mapping the spatio-temporal growth of foreign-owned properties in Cotacachi, Ecuador

open access: yesJournal of Maps, 2022
International Retirement Migration (IRM) is a growing phenomenon in the Global South. Using the example of the city of Cotacachi in the Ecuadorian Andes, this paper analyzes the spatio-temporal growth of the properties acquired by foreign retirees.
Marcelo Crespo   +3 more
doaj   +1 more source

Spatio-temporal population modelling for enhanced assessment of urban exposure to flood risk [PDF]

open access: yes, 2016
There is a growing need for high resolution spatio-temporal population estimates which allow accurate assessment of population exposure to natural hazards.
David Martin   +5 more
core   +1 more source

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