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Humans possess an extraordinary ability to create and utilize tools. With the advent of foundation models, artificial intelligence systems have the potential to be equally adept in tool use as humans. This paradigm, which is dubbed as tool learning with ...

In this paper, we propose a Nitsche’s extended conforming virtual element method, which combines the Nitsche’s extended finite element method with the conforming virtual element method, for solving stokes interface problems with the unfitted-...

Visual perception has become a prerequisite for automated jujube harvesting robot operations under complex orchard conditions. Catch-and-Shake harvesting, as the most efficient and common harvesting method, has widely been applied on various ...

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• A DEM model for soil-disc coulter-maize residue interaction was developed.
• Residue cutting and soil disturbance for wavy, notched, and plain discs were evaluated.
• Simulation revealed significant effects of disc and tilt angles on ...

Disc coulters are vital in conservation agriculture as effective tools for managing crop residues. Their operating angle parameters significantly influence the performance and effectiveness of disc coulters. A soil-disc coulter-maize residue ...

• Numerical simulation method is used to optimize the high-speed seeding performance.
• The relationship between velocity and wind pressure is obtained by high-speed camera.
• Designed a diversion and disturbance stirring wheel to ...

Numerical simulation and high-speed photography technology are used in this work to obtain the key factors affecting the seeding performance of a novel high-speed centrifugal filling-cleaning precision seeding metering device under different ...

• Proposing a CSP attention block to achieve feature enhancement.
• A fast receptive field expansion module is designed to expand feature receptive field.
• An adaptively spatial feature fusion module is introduced to implement feature ...

Autonomous navigation of agricultural devices plays an indispensable step for the realization of various field intelligent operation tasks. However, the accurate extraction of navigation path is still a challenging task due to the complex orchard ...

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• Proposing an attention Ghost block to strengthen feature learning and lighten the model.
• A novel hybrid loss function is designed to address the class imbalance problem.
• A new deep learning framework, namely AGHRNet, is constructed ...

The development of an intelligent jujube fruit harvesting device is a critical step in achieving the whole mechanization process. Catch‐and‐shake harvesting, as an efficient and stable vibration harvesting method, has widely been used to save ...

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• DEM parameters for the stubble-soil complex model were calibrated using test results.

Stubble-soil complex (SSC) after crop harvest affects subsequent operations of agricultural equipment under conservation tillage system. It is necessary to identify the mechanical properties of SSC and its interaction with soil-...

• We proposed an attention feature fusion U-Net, named AFFU-Net, to strengthen the feature learning ability and improve the accuracy of crack detection.
• A residual refinement module (RRM) was introduced to refine the coarse saliency map ...

Achieving fast and accurate crack detection of winter jujubes is essential for guaranteeing jujube quality. However, intelligent crack inspection remains a challenging task due to diverse crack morphologies, low crack ratios and low contrast ...

Not only the vast applications but also the distinct features of time series data stimulate the booming growth of time series database management systems, such as Apache IoTDB, InfluxDB, OpenTSDB and so on. Almost all these systems employ columnar ...

When sketching, we must choose between paper (expressive ease, ruler and eraser) and computational assistance (parametric support, a digital record). PHysically Assisted SKetching provides both, with a pen that displays force constraints with which the ...

Experience Sampling Methods (ESM) allow the timely collection of subjective self-reports that would otherwise be impossible to measure accurately in ecologically valid scenarios. Recent work suggests that unlock journaling allowed the collection of more ...

• A discrete element model of subsoiler-soil interaction was developed.
• The ...

Optimisation of wing installation parameters of a subsoiler is essential for disrupting hardpans, avoiding excessive disturbance of top soil and improving soil loosening efficiency in conservation tillage. In this study, three key wing ...

• A fertilizer applicator was developed to deliver fertilizer into the soil.
• The ...

Multiple band fertilizer application has gained its popularity due to its advantages over other application methods. However, detailed information in this research area is currently scarce. In this study, a dual-band fertilizer ...