An efficient evolutionary algorithm for solving incrementally structured problems. - Jason Ansel; Maciej Pacula; Saman P. Amarasinghe; Una-May O'Reilly (GECCO, 2011)

Automatic detection of psychological distress indicators in online forum posts. - Shirin Saleem; Maciej Pacula; Rachel Chasin; Rohit Kumar 001; Rohit Prasad; Michael Crystal; Brian Marx; Denise Sloan; Jennifer Vasterling; Theodore Speroff (APSIPA, 2012)

Siblingrivalry: online autotuning through local competitions. - Jason Ansel; Maciej Pacula; Yee Lok Wong; Cy P. Chan; Marek Olszewski; Una-May O'Reilly; Saman P. Amarasinghe (CASES, 2012)

Automatic Detection of Psychological Distress Indicators and Severity Assessment from Online Forum Posts. - Shirin Saleem; Rohit Prasad; Shiv Naga Prasad Vitaladevuni; Maciej Pacula; Michael Crystal; Brian Marx; Denise Sloan; Jennifer Vasterling; Theodore Speroff (COLING, 2012)

Hyperparameter Tuning in Bandit-Based Adaptive Operator Selection. - Maciej Pacula; Jason Ansel; Saman P. Amarasinghe; Una-May O'Reilly (EvoApplications, 2012)

Automatic detection of psychological distress indicators and severity assessment in crisis hotline conversations. - Maciej Pacula; Talya Meltzer; Michael Crystal; Amit Srivastava; Brian Marx (ICASSP, 2014)