CORTEXA
← Browse

Srinivas Shakkottai

2 papers indexed

arxivcs.RO2026-07-07

EvoPlan: Evolutionary Neuro-Symbolic Robot Planning with Spatio-Temporal Guarantees

Bhavya Sai Nukapotula, Samin Moosavi, Haoze Wang, Luke Duncan, Diya Shakkottai, Varun Murali, et al.

LLM-based robot planners are fluent but cannot guarantee that their plans are executable or safe. Classical PDDL planners can guarantee these properties, but only after the problem is fully specified, and they make poor use of an LLM's ability to read context and repair plans. Th…

View free PDFSource page
arxivcs.LGcs.RO2026-06-27

ReGuide: From Test-Time Guidance to Self-Improving Diffusion Policies

Tzu-Hsiang Lin, Srinivas Shakkottai, Dileep Kalathil, P. R. Kumar

Behavior-cloned diffusion policies are expressive but remain vulnerable to covariate shift: small deviations from demonstrated states can compound into task failure. Existing methods address this either by expanding the training distribution through expert corrections or syntheti…

View free PDFSource page