Results 51 to 60 of about 119,906 (299)

Desain dan Implementasi Visual Object Tracking Menggunakan Pan and Tilt Vision System

open access: yesElkha: Jurnal Teknik Elektro, 2019
Object tracking is a technique for detecting and following the moving object. It can be used to helping security officers to monitor the room that has a large monitoring working area.
Riky Tri Yunardi   +3 more
doaj   +1 more source

Spectrally resolved single-shot wavefront sensing of broadband high-harmonic sources

open access: yes, 2017
Wavefront sensors are an important tool to characterize coherent beams of extreme ultraviolet radiation. However, conventional Hartmann-type sensors do not allow for independent wavefront characterization of different spectral components that may be ...
0000-0003-4753-3173   +5 more
core   +2 more sources

CALPHAD‐Guided Prediction and Interpretation of Phase Formation in Ta–Mo–Cr–Ti–Al Refractory High‐Entropy Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
This study designs Ta–Mo–Cr–Ti–Al refractory high‐entropy alloys with a disordered body‐centered‐cubic A2 crystal structure aiming for improved ductility, lower density, and oxidation resistance. Four alloy compositions are identified by thermodynamic calculations.
Kateryna Khanchych   +7 more
wiley   +1 more source

Robust Pan/Tilt Compensation for Foreground–Background Segmentation

open access: yesSensors, 2019
In this paper, we describe a robust method for compensating the panning and tilting motion of a camera, applied to foreground−background segmentation.
Gianni Allebosch   +3 more
doaj   +1 more source

SAOLIM, a prototype of a low cost System for Adaptive Optics with Lucky Imaging

open access: yes, 2010
A prototype of a low cost Adaptive Optics (AO) system has been developed at the Instituto de Astrofisica de Andalucia (CSIC) and tested at the 2.2m telescope of the Calar Alto observatory.
Aceituno, F. J.   +3 more
core   +1 more source

New Developments in the Field of Production and Application of Multi‐Material Wire Arc Additive Manufacturing Components: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
The utilization of direct energy deposition (DED)‐arc additive manufacturing processes in industrial applications is increasing, and these processes have the potential for multi‐material applications. This work provides a overview of the state of research in DED‐arc made functional graded structures, to establish a link to potential industrial ...
Kai Treutler, Volker Wesling
wiley   +1 more source

How Gamma Camera’s Head-Tilts Affect Image Quality of a Nuclear Scintigram?

open access: yesFrontiers in Biomedical Technologies, 2014
Purpose: Mechanical calibration of camera plays an important role in nuclear imaging to acquire a more qualified and quantized scintigram. The objective of this work was to quantitatively evaluate planar resolution and sensitivity of a tilted Anger ...
Hojjat Mahani   +2 more
doaj  

Laser Metal Deposited Ti4822 Hollow Pipe: Experimental and Computational Modelling Study

open access: yesAdvanced Engineering Materials, EarlyView.
Laser metal deposition (LMD) of a crack‐free built Ti4822 alloys is challenging. This article reports outstanding characteristics of a hollow pipe that is built with LMD technology when a predicted, nontransformation substrate temperature of 800 °C is used.
Sadiq A. Raji   +5 more
wiley   +1 more source

Vision based motion control for a humanoid head [PDF]

open access: yes, 2009
This paper describes the design of a motion control algorithm for a humanoid robotic head, which consists of a neck with four degrees of freedom and two eyes (a stereo pair system) that tilt on a common axis and rotate sideways freely.
Carloni, R.   +2 more
core   +2 more sources

Single‐Crystal Castability of CM186LC Nickel‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
The optimal conditions to obtain single‐crystal (SX) castings of the directional solidification nickel‐based superalloy CM186LC, are investigated. Cylindrical samples are cast via a proprietary SX Bridgman process. The effect of solidification rates (V) ranging from 1 to 10 mm⋅min−1 on the microstructure is explored.
André Baldissera   +3 more
wiley   +1 more source

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