Results 111 to 120 of about 1,031,547 (327)

3D estimation and visualization of motion in a multicamera network for sports [PDF]

open access: yes, 2011
In this work, we develop image processing and computer vision techniques for visually tracking a tennis ball, in 3D, on a court instrumented with multiple low cost IP cameras.
O'Connor, Noel E., Kelly, Philip
core   +2 more sources

Flexible Calibration Method and Application of Passenger Car HUD Detection Based on Collaborative Robot

open access: yesIEEE Access
At present, the HUD calibration of the whole vehicle enterprise adopts the traditional physical Master Gauge to calibrate the camera, and the scheme has low flexibility, occupies a large space, and is unsuitable for the mixed production of different ...
Ding Zhigang   +6 more
doaj   +1 more source

Asymmetric Lamellar Templating of the Perovskite/C60 Interface for Scalable Inverted Perovskite Photovoltaics

open access: yesAdvanced Materials, EarlyView.
Asymmetric lamellar templating at the perovskite/C60 interface is achieved using a laterally polarized indole spacer. Surface anchoring and Ind–Ind assembly form a π‐rich lamellar interphase that supports uniform C60 contact formation, suppresses recombination, preserves electron extraction, and enables certified high‐efficiency cells and modules with ...
Taeyoon Ki   +16 more
wiley   +1 more source

Reliable automatic camera-laser calibration [PDF]

open access: yes, 2010
Camera-laser calibration is necessary for many robotics and computer vision applications. However, existing calibration toolboxes still require laborious effort from the operator in order to achieve reliable and accurate results.
Kassir, Abdallah, Peynot, Thierry
core   +1 more source

From Fiber Bundles to Architected Membranes: Triply Periodic Minimal Surface Architectures for Biohybrid Artificial Lungs

open access: yesAdvanced Materials, EarlyView.
Additively manufactured triply periodic minimal surface (TPMS) membranes offer an architecture‐driven alternative to hollow fiber bundles in artificial lungs. Multiphysics simulations and endothelialized prototypes show that the 3D‐printable membrane architecture improves gas exchange, blood flow distribution, and hemocompatibility, enabling ...
Michael Pflaum   +14 more
wiley   +1 more source

Pose Invariant Gait Analysis And Reconstruction [PDF]

open access: yes, 2005
One of the unique advantages of human gait is that it can be perceived from a distance. A varied range of research has been undertaken within the field of gait recognition.
Spencer, Nicholas M.
core   +1 more source

Automatic Roadside Camera Calibration with Transformers. [PDF]

open access: yesSensors (Basel), 2023
Li Y, Zhao Z, Chen Y, Zhang X, Tian R.
europepmc   +1 more source

Sustainable Poly(Lactic Acid)/Graphene Oxide Bioelectronic Platform for Neurotransmitters Sensing and Tunable Stimulation of Astrocytes

open access: yesAdvanced Materials, EarlyView.
This work introduces sustainable PLA/graphene oxide bioelectronic interfaces featuring electrodes with tunable conductivity and strong electrocatalytic performance. These platforms were used to implement a new method for tuning astrocyte Ca2+ signaling and for the efficient detection of key biomarkers.
Alessandra Scidà   +15 more
wiley   +1 more source

Wide Area Camera Calibration Using

open access: yes, 2000
This paper introduces a method to calibrate a wide area system of unsynchronized cameras with respect to a single global coordinate system. The method is simple and does not require the physical construction of a large calibration object.
Xing Chen   +2 more
core  

Transient Cytoskeletal Anisotropy Encodes Short‐Term Mechanical Memory in Glioblastoma Cells

open access: yesAdvanced Materials, EarlyView.
The same mechanical deformation can produce distinct cytoskeletal states depending on loading history. Experiments and constitutive modeling reveal that transient actin–vimentin anisotropy stores mechanical information and governs short‐term mechanical memory in glioblastoma cells.
Clara Gomez‐Cruz   +5 more
wiley   +1 more source

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