Exoplanet Detection via Differentiable Rendering

no code implementations • 3 Jan 2025 • Brandon Y. Feng, Rodrigo Ferrer-Chávez, Aviad Levis, Jason J. Wang, Katherine L. Bouman, William T. Freeman

Direct imaging of exoplanets is crucial for advancing our understanding of planetary systems beyond our solar system, but it faces significant challenges due to the high contrast between host stars and their planets.

alpha-Deep Probabilistic Inference (alpha-DPI): efficient uncertainty quantification from exoplanet astrometry to black hole feature extraction

1 code implementation • 21 Jan 2022 • He Sun, Katherine L. Bouman, Paul Tiede, Jason J. Wang, Sarah Blunt, Dimitri Mawet

Inferring the posterior of hidden features, conditioned on the observed measurements, is essential for understanding the uncertainty of results and downstream scientific interpretations.

Uncertainty Quantification Variational Inference

An Exo-Kuiper Belt and An Extended Halo around HD 191089 in Scattered Light

1 code implementation • 31 Jul 2019 • Bin Ren, Élodie Choquet, Marshall D. Perrin, Gaspard Duchêne, John H. Debes, Laurent Pueyo, Malena Rice, Christine Chen, Glenn Schneider, Thomas M. Esposito, Charles A. Poteet, Jason J. Wang, S. Mark Ammons, Megan Ansdell, Pauline Arriaga, Vanessa P. Bailey, Travis Barman, Juan Sebastián Bruzzone, Joanna Bulger, Jeffrey Chilcote, Tara Cotten, Robert J. De Rosa, Rene Doyon, Michael P. Fitzgerald, Katherine B. Follette, Stephen J. Goodsell, Benjamin L. Gerard, James R. Graham, Alexandra Z. Greenbaum, J. Brendan Hagan, Pascale Hibon, Dean C. Hines, Li-Wei Hung, Patrick Ingraham, Paul Kalas, Quinn Konopacky, James E. Larkin, Bruce Macintosh, Jérôme Maire, Franck Marchis, Christian Marois, Johan Mazoyer, François Ménard, Stanimir Metchev, Maxwell A. Millar-Blanchaer, Tushar Mittal, Magaret Moerchen, Eric L. Nielsen, Mamadou N'Diaye, Rebecca Oppenheimer, David Palmer, Jennifer Patience, Christophe Pinte, Lisa Poyneer, Abhijith Rajan, Julien Rameau, Fredrik T. Rantakyrö, Jean-Baptiste Ruffio, Dominic Ryan, Dmitry Savransky, Adam C. Schneider, Anand Sivaramakrishnan, Inseok Song, Rémi Soummer, Christopher Stark, Sandrine Thomas, Arthur Vigan, J. Kent Wallace, Kimberly Ward-Duong, Sloane Wiktorowicz, Schuyler Wolff, Marie Ygouf, Colin Norman

We have obtained Hubble Space Telescope STIS and NICMOS, and Gemini/GPI scattered light images of the HD 191089 debris disk.

Earth and Planetary Astrophysics Solar and Stellar Astrophysics