User profiles for David Choi

David Choi

- Verified email at nasa.gov - Cited by 8404

David H. Choi

- Verified email at google.com - Cited by 5602

David Y Choi

- Verified email at lmu.edu - Cited by 1721

Grandmaster level in StarCraft II using multi-agent reinforcement learning

…, M Mathieu, A Dudzik, J Chung, DH Choi… - Nature, 2019 - nature.com
Many real-world applications require artificial agents to compete and coordinate with other
agents in complex environments. As a stepping stone to this goal, the domain of StarCraft has …

Stochastic blockmodels with a growing number of classes

DS Choi, PJ Wolfe, EM Airoldi - Biometrika, 2012 - academic.oup.com
We present asymptotic and finite-sample results on the use of stochastic blockmodels for
the analysis of network data. We show that the fraction of misclassified network nodes …

Sticker and emoji use in Facebook Messenger: Implications for graphicon change

A Konrad, SC Herring, D Choi - Journal of Computer-Mediated …, 2020 - academic.oup.com
This study posits that graphicon use follows an evolutionary trajectory characterized by stages.
Drawing on evidence that the uses and functions of emoticons have changed over time …

Competition-level code generation with alphacode

Y Li, D Choi, J Chung, N Kushman, J Schrittwieser… - Science, 2022 - science.org
Programming is a powerful and ubiquitous problem-solving tool. Systems that can assist
programmers or even generate programs themselves could make programming more …

Purification and unique properties of mammary epithelial stem cells

…, P Eirew, I Ricketson, M Shackleton, F Vaillant, D Choi… - Nature, 2006 - nature.com
Elucidation of the cellular and molecular mechanisms that maintain mammary epithelial tissue
integrity is of broad interest and paramount to the design of more effective treatments for …

Mineralogy of a mudstone at Yellowknife Bay, Gale crater, Mars

…, I Carrasco Blázquez, A Charpentier, D Choi… - science, 2014 - science.org
Sedimentary rocks at Yellowknife Bay (Gale crater) on Mars include mudstone sampled by
the Curiosity rover. The samples, John Klein and Cumberland, contain detrital basaltic …

Traumatic spinal cord injury—repair and regeneration

…, L Tetreault, J Wilson, B Kwon, J Harrop, D Choi… - …, 2017 - journals.lww.com
BACKGROUND: Traumatic spinal cord injuries (SCI) have devastating consequences for
the physical, financial, and psychosocial well-being of patients and their caregivers. …

X-ray diffraction results from Mars Science Laboratory: Mineralogy of Rocknest at Gale crater

…, IC Blázquez, A Charpentier, S Chipera, D Choi… - science, 2013 - science.org
The Mars Science Laboratory rover Curiosity scooped samples of soil from the Rocknest
aeolian bedform in Gale crater. Analysis of the soil with the Chemistry and Mineralogy (CheMin) …

Curiosity at Gale crater, Mars: Characterization and analysis of the Rocknest sand shadow

…, M Carmosino, IC Blázquez, A Charpentier, D Choi… - Science, 2013 - science.org
The Rocknest aeolian deposit is similar to aeolian features analyzed by the Mars Exploration
Rovers (MERs) Spirit and Opportunity. The fraction of sand <150 micrometers in size …

The venture development processes of “sustainable” entrepreneurs

DY Choi, ER Gray - Management Research News, 2008 - emerald.com
Purpose – The purpose of this paper is to examine the venture development processes (or “entrepreneurial
processes”) of “sustainable” entrepreneurs, ie entrepreneurs who create and …