Results 101 to 110 of about 2,247,232 (285)

Does Contract Farming Reduce Pesticide Use? Panel Data Evidence From Smallholder Farmers in China

open access: yesAgribusiness, EarlyView.
ABSTRACT The inappropriate and excessive use of pesticides poses a major threat to human and ecosystem health in the agri‐food sector. While existing studies have examined the potential of contract farming to address this issue, most have focused on large‐scale farms and relied on small or transactional datasets, often leaving the role of crop‐specific
Zhihui Liang, Shan Jin, Matthew Gorton
wiley   +1 more source

Stochastic Locomotion Emerging From Body–Environment Interactions in a Mexican Jumping Bean–Inspired Robot

open access: yesAdvanced Intelligent Systems, EarlyView.
Inspired by the Mexican jumping bean, this study presents a centimeter‐scale, electronics‐free robot that merges principles from both the animal and plant kingdoms. A thermo‐responsive actuator mimicking larval motion, enclosed within a uniquely shaped plant‐seed‐inspired shell, generates jumping, rolling, flipping, sliding, and climbing through ...
Ragesh Chellattoan   +3 more
wiley   +1 more source

Distributed State Estimation for Mobile Robots in LiDAR Sensor Networks With Intermittent Inertial Measurements

open access: yesAdvanced Intelligent Systems, EarlyView.
A scalable distributed observer framework for LiDAR sensor networks is presented for robust tracking and pose estimation of mobile robots. By combining adaptable 3D detection, clustering‐based communication reduction, and intermittent inertial fusion, accurate and efficient estimation is achieved under occlusions and sensing constraints, with formally ...
Isabella Luppi, Ehsan Hashemi
wiley   +1 more source

Three-Dimensional Vibration-Based Terrain Classification for Mobile Robots

open access: yesIEEE Access, 2019
Extraterrestrial celestial patrol missions have introduced very strict requirements for the performance of rovers, due to their high cost. Vision-based or Lidar-based environment sensing technology has matured.
Chengchao Bai   +2 more
doaj   +1 more source

SVM-based sensor fusion for improved terrain classification

open access: yes, 2020
Terrain sensing is an important aspect of navigation for autonomous ground vehicles (AGVs) in off-road conditions. Modern AGVs have several sensors that can be used to detect terrain.
Kysar, Sam, Bos, Jeremy, Kurup, Akhil
core   +1 more source

The Collective Power of Bacteria as a Blueprint for Emergent Intelligence

open access: yesAdvanced Intelligent Systems, EarlyView.
Small cells, powerful collectives. Bacteria demonstrate how sophisticated behaviors can emerge from many simple individuals working together. We explore the remarkable world of bacterial communities and the mechanisms that underpin their complex emergent behaviors, enabling impressive adaptability, robustness, and responsiveness to changing ...
Johanna A. Blee   +2 more
wiley   +1 more source

Terrain classification maps of Yellowstone National Park [PDF]

open access: yes, 1973
A cooperative ERTS-1 investigation involving U. S. Geological Survey, National Park Service, and Environmental Research Institure of Michigan (ERIM) personnel has as its goal the preparation of terrain classification maps for the entire Yellowstone ...
Thomson, F. J., Roller, N. E. G.
core  

A Distributed Multirobot Architecture for Decoupled Inspection and Localized Treatment in Precision Agriculture

open access: yesAdvanced Intelligent Systems, EarlyView.
A distributed multirobot architecture enables asynchronous vineyard inspection and localized treatment through a cloud‐based mission control center. Real‐world validation demonstrates reliable coordination of heterogeneous robots, accurate disease detection, and effective conversion of georeferenced observations into targeted treatment actions ...
José M. Bengochea‐Guevara   +7 more
wiley   +1 more source

Use of a Multilayer Perceptron to Automate Terrain Assessment for the Needs of the Armed Forces

open access: yesISPRS International Journal of Geo-Information, 2018
The classification of terrain in terms of passability plays a significant role in the process of military terrain assessment. It involves classifying selected terrain to specific classes (GO, SLOW-GO, NO-GO).
Krzysztof Pokonieczny
doaj   +1 more source

Open-ended texture classification for terrain mapping

open access: yes, 2000
This paper introduces a new classification scheme called “open-ended texture classification”. The standard approach for texture classification is to use a closed n-class classifier based on the Bayesian paradigm.
Longstaff, I. Dennis   +3 more
core   +1 more source

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