Results 31 to 40 of about 2,823,922 (296)

Beat the (Backward) Clock [PDF]

open access: yes, 2016
In a recent very interesting and important challenge to tracking theories of knowledge, Williams & Sinhababu claim to have devised a counter-example to tracking theories of knowledge of a sort that escapes the defense of those theories by Adams & Clarke.
Adams, Fred   +2 more
core   +1 more source

Space Debris Observation Using Star Sensors Based on Scanning Circle Model

open access: yesIEEE Access
With the large-scale deployment of mega-constellations, the number of on-orbit star sensors is rapidly increasing. Building on the advancements in star sensor detection capabilities, this paper proposes utilizing star sensors as dual-purpose sensors to ...
Fei Feng   +4 more
doaj   +1 more source

Reproducible Evaluation of Pan-Tilt-Zoom Tracking [PDF]

open access: yes, 2015
Tracking with a Pan-Tilt-Zoom (PTZ) camera has been a research topic in computer vision for many years. However, it is very difficult to assess the progress that has been made on this topic because there is no standard evaluation methodology.
Bergevin, Robert   +5 more
core   +2 more sources

Analysis-by-synthesis: Pedestrian tracking with crowd simulation models in a multi-camera video network [PDF]

open access: yes, 2015
For tracking systems consisting of multiple cameras with overlapping field-of-views, homography-based approaches are widely adopted to significantly reduce occlusions among pedestrians by sharing information among multiple views.
Bhanu, B, Jin, Z
core   +1 more source

Improving the spatial accuracy of wildlife tracking data with automated radio telemetry systems

open access: yesAnimal Biotelemetry
Automated radio telemetry systems (ARTS) consisting of animal-borne radio transmitters and networks of fixed radio receivers are frequently used to continuously track wildlife movements over time.
Sean Burcher   +5 more
doaj   +1 more source

Cloud tracking in cloud-resolving models [PDF]

open access: yes, 2007
In recent years Cloud Resolving Models (CRMs) have become an increasingly important tool for the study of convective phenomena.
Plant, R. S.
core  

Pediatric Oncology Nursing Competencies in Latin America and the Caribbean: A Scoping Review to Inform Practice, Education, and Research

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Nurses are central to cancer care for children and adolescents, yet no comprehensive synthesis has defined essential core competencies for pediatric oncology nursing (PON) practice internationally, particularly in Latin America and the Caribbean (LAC).
Luís Carlos Lopes‐Júnior   +7 more
wiley   +1 more source

The Channel Fading Influence of the Receiver Operating Characteristics of the TT&C Receiver Based on the Dual-Sequence Frequency Hopping

open access: yesInternational Journal of Aerospace Engineering
Aimed at the antijamming needs of the space tracking, telemetry command (TT&C) receiver under a low signal-to-noise ratio, the anti-interference advantage of the dual-sequence frequency hopping (DSFH) communication system is applied.
Guangkai Liu   +4 more
doaj   +1 more source

High performance metamaterial device with enhanced electromagnetic energy harvesting efficiency

open access: yesAIP Advances, 2017
A high performance metamaterial device for electromagnetic energy harvesting is presented. The unit cell of the metamaterial device consists of four identical omega ring resonators arranged in rotational symmetry, and each omega ring is loaded with a 50 ...
Shuai Shang   +4 more
doaj   +1 more source

A comparison of head and manual control for a position-control pursuit tracking task [PDF]

open access: yes, 1981
Head control was compared with manual control in a pursuit tracking task involving proportional controlled-element dynamics. An integrated control/display system was used to explore tracking effectiveness in horizontal and vertical axes tracked singly ...
Arbak, C.   +4 more
core   +1 more source

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