How clumpy is my image?

Scoring in crowdsourced annotation tasks

Verfasser / Beitragende:
[Hugo Hutt, Richard Everson, Murray Grant, John Love, George Littlejohn]
Ort, Verlag, Jahr:
2015
Enthalten in:
Soft Computing, 19/6(2015-06-01), 1541-1552
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00500-014-1303-z  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00500-014-1303-z 
245 0 0 |a How clumpy is my image?  |h [Elektronische Daten]  |b Scoring in crowdsourced annotation tasks  |c [Hugo Hutt, Richard Everson, Murray Grant, John Love, George Littlejohn] 
520 3 |a The use of citizen science to obtain annotations from multiple annotators has been shown to be an effective method for annotating datasets in which computational methods alone are not feasible. The way in which the annotations are obtained is an important consideration which affects the quality of the resulting consensus annotation. In this paper, we examine three separate approaches to obtaining consensus scores for instances rather than merely binary classifications. To obtain a consensus score, annotators were asked to make annotations in one of three paradigms: classification, scoring and ranking. A web-based citizen science experiment is described which implements the three approaches as crowdsourced annotation tasks. The tasks are evaluated in relation to the accuracy and agreement among the participants using both simulated and real-world data from the experiment. The results show a clear difference in performance between the three tasks, with the ranking task obtaining the highest accuracy and agreement among the participants. We show how a simple evolutionary optimiser may be used to improve the performance by reweighting the importance of annotators. 
540 |a Springer-Verlag Berlin Heidelberg, 2014 
690 7 |a Web-based citizen science  |2 nationallicence 
690 7 |a Classification  |2 nationallicence 
690 7 |a Consensus score  |2 nationallicence 
690 7 |a Crowdsourced annotation tasks  |2 nationallicence 
690 7 |a Evolutionary optimiser  |2 nationallicence 
690 7 |a Image clump  |2 nationallicence 
690 7 |a Ranking  |2 nationallicence 
690 7 |a Scoring  |2 nationallicence 
690 7 |a Internet  |2 nationallicence 
690 7 |a Evolutionary computation  |2 nationallicence 
690 7 |a Image classification  |2 nationallicence 
690 7 |a Pattern clustering  |2 nationallicence 
690 7 |a Microscopy  |2 nationallicence 
690 7 |a Correlation  |2 nationallicence 
700 1 |a Hutt  |D Hugo  |u Computer Science, The University of Exeter, Exeter, UK  |4 aut 
700 1 |a Everson  |D Richard  |u Computer Science, The University of Exeter, Exeter, UK  |4 aut 
700 1 |a Grant  |D Murray  |u Biosciences, The University of Exeter, Exeter, UK  |4 aut 
700 1 |a Love  |D John  |u Biosciences, The University of Exeter, Exeter, UK  |4 aut 
700 1 |a Littlejohn  |D George  |u Biosciences, The University of Exeter, Exeter, UK  |4 aut 
773 0 |t Soft Computing  |d Springer Berlin Heidelberg  |g 19/6(2015-06-01), 1541-1552  |x 1432-7643  |q 19:6<1541  |1 2015  |2 19  |o 500 
856 4 0 |u https://doi.org/10.1007/s00500-014-1303-z  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00500-014-1303-z  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Hutt  |D Hugo  |u Computer Science, The University of Exeter, Exeter, UK  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Everson  |D Richard  |u Computer Science, The University of Exeter, Exeter, UK  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Grant  |D Murray  |u Biosciences, The University of Exeter, Exeter, UK  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Love  |D John  |u Biosciences, The University of Exeter, Exeter, UK  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Littlejohn  |D George  |u Biosciences, The University of Exeter, Exeter, UK  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Soft Computing  |d Springer Berlin Heidelberg  |g 19/6(2015-06-01), 1541-1552  |x 1432-7643  |q 19:6<1541  |1 2015  |2 19  |o 500