Science Jamboree Santiago, October 2016 The Role of Computer Vision in Astronomy Roberto González (PUC) Felipe San Martín (Universidad de Chile) Alejandro Sazo (UTFSM) Roberto Muñoz Instituto de Astrofísica Pontificia Universidad Católica de Chile github.com/rpmunoz
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Science Jamboree Santiago, October 2016
The Role of Computer Visionin Astronomy
Roberto González (PUC) Felipe San Martín (Universidad de Chile) Alejandro Sazo (UTFSM)
Roberto Muñoz Instituto de Astrofísica
Pontificia Universidad Católica de Chile
github.com/rpmunoz
The advent of large and rich surveys
Roberto Muñoz
Time span: 15 yearsArea: 14,555 deg2
# sources: 469,053,874
Time span: 10 yearsArea: 25,000 deg2
# sources: 37,000,000,000
Computer Vision
Roberto Muñoz
Interdisciplinary field: Math, AI, Image process Computers gain high-level understanding Automatic detection, segmentation and classification
Training datasets Galaxy Zoo: SDSS, Hubble ACS and WFC3>1 million galaxies Visual classificationLarge but shallow NGVS and NGFS>10 thousands galaxies Small but deep NGFS survey
Muñoz et al. 2015
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