Results 41 to 50 of about 1,631,931 (302)

Variation in the surface radiation budget over different land covers in a subtropical humid region: evidence from ground observations

open access: yesFrontiers in Ecology and Evolution, 2023
The surface radiation is a crucial variable for understanding global climate and eco-environment change, which exhibits significant variations over time and space.
Huihui Feng   +8 more
doaj   +1 more source

AUTOMATIC EVALUATION OF THE INITIAL GEOPOSITIONING ACCURACY FOR LARGE AREA PLANETARY REMOTE SENSING IMAGES [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
The photogrammetric processing of large area planetary remote sensing images is still a very challenging work. In addition to the lack of ground control data and poor tie points extraction, the insufficient knowledge of the initial geopositioning ...
X. Geng   +4 more
doaj   +1 more source

Spatio-Temporal Object Recognition

open access: yes, 2015
Object recognition in video is in most cases solved by extracting keyframes from the video and then applying still image recognition methods on these keyframes only. This procedure largely ignores the temporal dimension. Nevertheless, the way an object moves may hold valuable information on its class.
De Geest, Roeland   +3 more
openaire   +1 more source

Analog Classification of Human Hand Gestures Exploiting Dendritic Integration With an Organic Artificial Soma

open access: yesAdvanced Functional Materials, EarlyView.
An organic neuromorphic architecture for the classification of human motor behavior is presented and validated. It performs somatic integration by linearly combining the activity from three muscles. An investigation of synaptic weights is presented and discussed in relationship with the classification performance.
Ilenia Sergi   +7 more
wiley   +1 more source

Spatio-temporal alignment of sequences [PDF]

open access: yesIEEE Transactions on Pattern Analysis and Machine Intelligence, 2002
This paper studies the problem of sequence-to-sequence alignment, namely, establishing correspondences in time and in space between two different video sequences of the same dynamic scene. The sequences are recorded by uncalibrated video cameras which are either stationary or jointly moving, with fixed (but unknown) internal parameters and relative ...
Yaron Caspi, Michal Irani
openaire   +2 more sources

Pulsed Laser‐Assisted Phase Engineering of Multimetallic Colloidal Nanocrystals With Complex Compositions

open access: yesAdvanced Materials, EarlyView.
The engineering of colloidal nanocrystals with complex compositions has emerged as a highly active area of research within nanomaterials science. This review covers key aspects of colloidal solid‐solution nanocrystal formation using pulsed laser irradiation.
Marina T. Candela   +4 more
wiley   +1 more source

Spatio-temporal parameters.

open access: yes, 2022
Spatio-temporal parameters.
Gergely Nagymáté (5108747)   +3 more
core   +1 more source

Spatial Control of Light‐Responsive Proteins and Optogenetics Within Hydrogels via Volumetric Bioprinting

open access: yesAdvanced Materials, EarlyView.
Spatiotemporal control over cell behavior within bioprinted constructs remains a key challenge in biofabrication. Volumetric bioprinting using multi‐wavelength light sources permits to activate light‐sensitive intracellular proteins as well as optogenetic gene and protein expression circuits in bioprinted cells, in addition to enabling fast printing of
Davide Ribezzi   +14 more
wiley   +1 more source

Do Trees Really Make a Difference to Our Perceptions of Streets? An Immersive Virtual Environment E-Participation Streetscape Study

open access: yesLand
Urban streets, constituting the majority of public space, are often designed to prioritise vehicular movement over the pedestrian experience, leading to environments that can feel unsafe and unwelcoming.
Marcus White   +5 more
doaj   +1 more source

Adaptive management of multigranular spatio-temporal object attributes [PDF]

open access: yes, 2009
In applications involving spatio-temporal modelling, granularities of data may have to adapt according to the evolving semantics and significance of data. To address such a problem, in this paper we define ST2 ODMGe, a multigranular spatio-temporal model
Camossi, Elena   +3 more
core  

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