Results 41 to 50 of about 5,093 (259)

Programmable Flocks: Hierarchical Swarm Control via Dynamic Parameter Injection

open access: yesAdvanced Intelligent Systems, EarlyView.
We present a method for the control of robot swarms which allows the shaping and the translation of patterns of simple robots (“smart particles”), using two types of devices. These two types represent a hierarchy: a larger group of simple, oblivious robots (which we call the workers) that is governed by simple local attraction forces and a smaller ...
Vivek Shankar Varadharajan   +1 more
wiley   +1 more source

Redistributive land reforms, agricultural productivity, and structural change: New cross‐national evidence

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Large‐scale land reforms constitute a substantial redistribution of wealth and reallocation of agricultural land, which is a major form of asset and production input in developing countries. While land redistribution (from the rich to the poor) remains a highly controversial issue, extensive evidence on its effect is limited.
Devashish Mitra   +3 more
wiley   +1 more source

Early Endoscopic Repair of Traumatic Skull Base Dural Injuries: Challenging the Dogma of Conservative Management

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Introduction Traditional management of traumatic skull base dural injury has often favored observation and conservative therapy, despite the risk of delayed intracranial complications. This paradigm originated when operative intervention required craniotomy and carried significant morbidity.
Jessica W. Grayson   +9 more
wiley   +1 more source

Safe Tractor Operations: Tractor Operator Checklist

open access: yesEDIS
An operator checklist is provided at the end of this publication from the Safe Tractor Operations series. This checklist is designed so that it can be kept as a record of a tractor operator’s training. Written by Serap Gorucu, Carol J. Lehtola, and Charles M.
Serap Gorucu   +2 more
openaire   +3 more sources

Which Technologies Make Australian Farm Machinery Safer? A Decision Support Tool for Agricultural Safety Effectiveness

open access: yesSafety
This project combined systems engineers, farm safety researchers, work health and safety inspectorate and policymakers with the aim of designing a way in which to reduce fatal farm injury caused by run-overs and roll-overs by tractors and side-by-side ...
Amity Latham   +3 more
doaj   +1 more source

PRODUKTIVITAS TRAKTOR CATERPILLAR D7G DI SUATU PERUSAHAAN HAK PENGUSAHAAN HUTAN DI JAMBI

open access: yesJurnal Penelitian Hasil Hutan (Journal of Forest Products Research), 2017
An  investigation   on  the  productivity  of  D7G  Caterpillar  tractors  was carried out  at a  forest  company   in Jambi  in 1985.   Three  tractors  were  selected   randomly   to  be  observed.   The productivity  of  these  tractors  was collected 
Dulsalam Dulsalam, Sukanda Sukanda
doaj   +1 more source

Patterns of interspecific variation in labial microarchitecture among anthropoid primates and the evolution of the hominin lips

open access: yesThe Anatomical Record, EarlyView.
Comparative histological and semi‐automated image analysis of primate lips: Masson's trichrome‐stained sagittal sections were segmented to quantify the connective tissue, adipose, and muscular components, enabling interspecific comparisons of labial architecture.
Liat Rotenstreich   +5 more
wiley   +1 more source

From Material Tensions to Organizational Paradoxes: How Manufacturers Cope With the Limits of Circular Product Design

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Circular product design (CPD) is central to advancing the circular economy by enabling the narrowing, slowing, and closing of resource flows. Yet, its implementation remains persistently challenging for firms. Prior research has largely framed these challenges as discrete barriers, overlooking the structural contradictions embedded in CPD ...
Vanessa Robertson   +2 more
wiley   +1 more source

Neural Network-Based Prediction of Traffic Accidents and Congestion Levels Using Real-World Urban Road Data

open access: yesFuture Transportation
This study presents a machine learning framework for predicting traffic accident occurrence and congestion intensity using artificial neural networks (ANNs) trained on real-world traffic data collected from a central urban corridor in Egypt. The research
Baraa A. Alfasi   +3 more
doaj   +1 more source

Notes on Tractor Calculi

open access: yes, 2020
These notes present elementary introduction to tractors based on classical examples, together with glimpses towards modern invariant differential calculus related to vast class of Cartan geometries, the so called parabolic geometries.
Slovák, Jan, Suchánek, Radek
openaire   +2 more sources

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