51 citations · 507 across the 30 of their papers we have counts for
4 papers · 1 filter
Streaming Classification of Variable Stars
Lukas Zorich, Karim Pichara, Pavlos Protopapas
In the last years, automatic classification of variable stars has received substantial attention. Using machine learning techniques for this task has proven to be quite useful. Typ…
An Information Theory Approach on Deciding Spectroscopic Follow Ups
Javiera Astudillo, Pavlos Protopapas, Karim Pichara +1
Classification and characterization of variable phenomena and transient phenomena are critical for astrophysics and cosmology. These objects are commonly studied using photometric…
An Algorithm for the Visualization of Relevant Patterns in Astronomical Light Curves
Christian Pieringer, Karim Pichara, Márcio Catelán +1
Within the last years, the classification of variable stars with Machine Learning has become a mainstream area of research. Recently, visualization of time series is attracting mor…
A Full Probabilistic Model for Yes/No Type Crowdsourcing in Multi-Class Classification
Belen Saldias, Pavlos Protopapas, Karim Pichara
Crowdsourcing has become widely used in supervised scenarios where training sets are scarce and difficult to obtain. Most crowdsourcing models in the literature assume labelers can…