Publications (10)
Real-time monitoring of driver drowsiness on mobile platforms using 3D neural networks
Jasper S. Wijnands, Jason Thompson, Kerry A. Nice +2
Driver drowsiness increases crash risk, leading to substantial road trauma each year. Drowsiness detection methods have received considerable attention, but few studies have invest…
The 'Paris-end' of town? Urban typology through machine learning
Kerry A. Nice, Jason Thompson, Jasper S. Wijnands +2
The confluence of recent advances in availability of geospatial information, computing power, and artificial intelligence offers new opportunities to understand how and where our c…
Urban feature analysis from aerial remote sensing imagery using self-supervised and semi-supervised computer vision
Sachith Seneviratne, Jasper S. Wijnands, Kerry Nice +8
Analysis of overhead imagery using computer vision is a problem that has received considerable attention in academic literature. Most techniques that operate in this space are both…
Identifying safe intersection design through unsupervised feature extraction from satellite imagery
Jasper S. Wijnands, Haifeng Zhao, Kerry A. Nice +4
The World Health Organization has listed the design of safer intersections as a key intervention to reduce global road trauma. This article presents the first study to systematical…
Streetscape augmentation using generative adversarial networks: insights related to health and wellbeing
Jasper S. Wijnands, Kerry A. Nice, Jason Thompson +2
Deep learning using neural networks has provided advances in image style transfer, merging the content of one image (e.g., a photo) with the style of another (e.g., a painting). Ou…
Self-Supervision, Remote Sensing and Abstraction: Representation Learning Across 3 Million Locations
Sachith Seneviratne, Kerry A. Nice, Jasper S. Wijnands +2
Self-supervision based deep learning classification approaches have received considerable attention in academic literature. However, the performance of such methods on remote sensi…
Sky pixel detection in outdoor imagery using an adaptive algorithm and machine learning
Kerry A. Nice, Jasper S. Wijnands, Ariane Middel +7
Computer vision techniques enable automated detection of sky pixels in outdoor imagery. In urban climate, sky detection is an important first step in gathering information about ur…
DALLE-URBAN: Capturing the urban design expertise of large text to image transformers
Sachith Seneviratne, Damith Senanayake, Sanka Rasnayaka +2
Automatically converting text descriptions into images using transformer architectures has recently received considerable attention. Such advances have implications for many applie…
The Nature of Human Settlement: Building an understanding of high performance city design
Kerry A. Nice, Gideon D. P. A. Aschwanden, Jasper S. Wijnands +3
In an impending urban age where the majority of the world's population will live in cities, it is critical that we improve our understanding of the strengths and limitations of exi…
Scalable Label-efficient Footpath Network Generation Using Remote Sensing Data and Self-supervised Learning
Xinye Wanyan, Sachith Seneviratne, Kerry Nice +4
Footpath mapping, modeling, and analysis can provide important geospatial insights to many fields of study, including transport, health, environment and urban planning. The availab…