Abstract
Circular Economy has gained immense popularity for its perceived capacity to operationalise sustainable development. However, a comprehensive long-term understanding of the concept, characterising its evolution in academic literature, has not yet been provided. As a first step, we apply unsupervised topic models on academic articles to identify patterns in concept evolution. We generate topics using LDA, and investigate topic prevalence over time. We determine the optimal number of topics for the model (k) through coherence scorings and evaluate the topic model results by expert judgement. Specifying k as 20, we find topics in the literature focussing on resources, business models, process modelling, conceptual research and policies. We identify a shift in the research focus of contemporary literature, moving away from the Chinese pre-dominance to a European perspective, alongwith a shift towards micro level interventions, e.g., circular design, business models, around 2014-2015.
| Original language | English |
|---|---|
| Title of host publication | Intelligent Data Engineering and Automated Learning – IDEAL 2019 |
| Subtitle of host publication | 20th International Conference, Manchester, UK, November 14–16, 2019, Proceedings, Part II |
| Editors | Hujun Yin, David Camacho, Peter Tino, Antonio J. Tallón-Ballesteros, Ronaldo Menezes, Richard Allmendinger |
| Publisher | Springer Nature |
| Pages | 259-270 |
| Number of pages | 12 |
| ISBN (Electronic) | 9783030336172 |
| ISBN (Print) | 9783030336165 |
| Publication status | Published - 24 Oct 2019 |
Publication series
| Name | Lecture Notes in Computer Science |
|---|---|
| Publisher | Springer |
| Volume | 11872 |
| ISSN (Print) | 0302-9743 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 17 Partnerships for the Goals
Keywords
- circular economy
- topic modeling
- concept evolution
Research Beacons, Institutes and Platforms
- Sustainable Consumption Institute
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