Results 81 to 90 of about 8,854 (221)

Human vs. Computer Slot Car Racing using an Event and Frame-Based DAVIS Vision Sensor [PDF]

open access: yes, 2015
This paper describes an open-source implementation of an event-based dynamic and active pixel vision sensor (DAVIS) for racing human vs. computer on a slot car track. The DAVIS is mounted in "eye-of-god" view.
Delbruck, Tobias   +6 more
core   +1 more source

Research on autonomous walking performance and electromechanical characteristics of mining double-track chassis

open access: yesPLOS ONE
To study the autonomous walking performance and corresponding electromechanical characteristics of unmanned mining equipment under different slopes, turning radii, and ground conditions. Firstly, the autonomous walking systems based on PID, fuzzy PID, and BP PID, in this paper, are constructed, and then the electromechanical coupling simulation is ...
Zeren Chen   +5 more
openaire   +3 more sources

Harnessing Satellite Constellations as Signals of Opportunity for an Enhanced Specification of the Satellite Drag Environment in the Critical LEO Regime

open access: yesSpace Weather, Volume 24, Issue 3, March 2026.
Abstract Enhancing the accuracy of orbit predictions for low‐Earth orbit (LEO) satellites and debris is vitally important for satellite owner/operators dedicated to ensuring the safety and sustainability of the LEO environment. Presently, the largest source of error in orbit predictions stems from uncertainties in the estimation of thermospheric mass ...
D. J. Fitzpatrick   +3 more
wiley   +1 more source

Walking machines for operation on non-cohesive and water-saturated soils [PDF]

open access: yesE3S Web of Conferences
The widespread use of wheeled and tracked vehicles in forestry and agriculture is one of the reasons for compaction and subsequent soil degradation. At the same time, it is known that walking machines destroy the upper ecologically vulnerable soil layer ...
Kalinin Yaroslav   +4 more
doaj   +1 more source

Technological Aspects: High Voltage

open access: yes, 2014
This paper covers the theory and technological aspects of high-voltage design for ion sources. Electric field strengths are critical to understanding high-voltage breakdown.
Faircloth, D. C.
core   +1 more source

Precision Microbial Therapeutics for Infertility: Next‐Generation Probiotics, Engineered Biologics and Translational Pathways

open access: yesMicrobial Biotechnology, Volume 19, Issue 3, March 2026.
Major reproductive‐tract microbiome endotypes and their clinical associations. L. crispatus dominance supports acidification and immune tolerance conducive to implantation. L. iners dominance represents an unstable state linked to bacterial vaginosis and reduced implantation.
Limiao Li   +9 more
wiley   +1 more source

Advanced tracking and data relay experiments study: Multimode transponder experiment equipment [PDF]

open access: yes
Plans and implementation concepts were developed for a series of experiments utilizing a Multimode Transponder mounted in an aircraft working either through a spacecraft or directly with a ground station which would simulate a TDRSS user working through ...
Cnossen, R. S.
core   +1 more source

Cannibal Salvage Expenditure: The Subaltern Style of the Urban Peruvian Amazon

open access: yesAntipode, Volume 58, Issue 2, March 2026.
ABSTRACT This paper explores the political ecology of subaltern existence at the urban cutting edge of our apocalyptic present, in the case of Iquitos in the Peruvian Amazon. Through an ethnographically surrealist montage of multiple elements across the themes of accumulation, architecture, and art, cannibal salvage expenditure emerges as a subversive ...
Japhy Wilson
wiley   +1 more source

Manned Mars mission surface transportation elements [PDF]

open access: yes
The necessity and advantage of surface transportation was well demonstrated by the Apollo 15, 16, and 17 missions. Baseline surface transportation elements for further studies are Lunar Rover, Elastic Loop Mobility System, Mobile Laboratory, Airplane ...
Mcdaniel, S. Gregg, Mulqueen, Jack
core   +1 more source

Heterogeneity of iridoid biosynthesis in catmints: Molecular background in a phylogenetic context

open access: yesJournal of Integrative Plant Biology, Volume 68, Issue 3, Page 694-718, March 2026.
Evolutionary gains and losses of key biosynthetic genes likely resulting from multiple independent evolutionary events explain why certain Nepeta (catnip) species produce both the active, cat‐attracting nepetalactones and sugar‐bound iridoids, while others make only the sugar‐bound forms, and some have lost iridoid production entirely.
Tijana Banjanac   +15 more
wiley   +1 more source

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