User profiles for James Underwood

James Underwood

University of Sydney
Verified email at acfr.usyd.edu.au
Cited by 5066

Deep fruit detection in orchards

S Bargoti, J Underwood - 2017 IEEE international conference …, 2017 - ieeexplore.ieee.org
An accurate and reliable image based fruit detection system is critical for supporting higher
level agriculture tasks such as yield mapping and robotic harvesting. This paper presents the …

Image segmentation for fruit detection and yield estimation in apple orchards

S Bargoti, JP Underwood - Journal of Field Robotics, 2017 - Wiley Online Library
Ground vehicles equipped with monocular vision systems are a valuable source of high‐resolution
image data for precision agriculture applications in orchards. This paper presents an …

On the segmentation of 3D LIDAR point clouds

B Douillard, J Underwood, N Kuntz… - … on Robotics and …, 2011 - ieeexplore.ieee.org
This paper presents a set of segmentation methods for various types of 3D point clouds.
Segmentation of dense 3D data (eg Riegl scans) is optimised via a simple yet efficient …

A feature learning based approach for automated fruit yield estimation

C Hung, J Underwood, J Nieto, S Sukkarieh - Field and Service Robotics …, 2015 - Springer
This paper demonstrates a generalised multi-scale feature learning approach to multi-class
segmentation, applied to the estimation of fruit yield on treecrops. The learning approach …

[HTML][HTML] Image based mango fruit detection, localisation and yield estimation using multiple view geometry

M Stein, S Bargoti, J Underwood - Sensors, 2016 - mdpi.com
This paper presents a novel multi-sensor framework to efficiently identify, track, localise and
map every piece of fruit in a commercial mango orchard. A multiple viewpoint approach is …

Calibration of range sensor pose on mobile platforms

J Underwood, A Hill, S Scheding - 2007 IEEE/RSJ International …, 2007 - ieeexplore.ieee.org
This paper describes a new methodology for calculating the translational and rotational
offsets of a range sensor to a reference coordinate frame on the platform to which it is affixed. …

The role of psychological and biological factors in postinfective gut dysfunction

…, SM Collins, SJ Walters, JE Underwood… - Gut, 1999 - gut.bmj.com
BACKGROUND Both psychological and physiological disturbances have been implicated
in the aetiopathogenesis of irritable bowel syndrome (IBS). AIMS To investigate how the …

Clinical, educational, and epidemiological value of autopsy

JL Burton, J Underwood - The Lancet, 2007 - thelancet.com
The autopsy is now often regarded as of marginal use in modern clinical practice. In this
Review we contend that the autopsy remains an important procedure with substantial, if largely …

[BOOK][B] Experiments in ecology: their logical design and interpretation using analysis of variance

AJ Underwood - 1997 - books.google.com
Ecological theories and hypotheses are usually complex because of natural variability in space
and time, which often makes the design of experiments difficult. This book describes how …

Multiple scales of genetic connectivity in a brooding coral on isolated reefs following catastrophic bleaching

JN Underwood, LD Smith, MJH van Oppen… - Molecular …, 2007 - Wiley Online Library
Understanding the pattern of connectivity among populations is crucial for the development
of realistic and spatially explicit population models in marine systems. Here we analysed …