Gemini Robotics 1.5: Pushing the Frontier of Generalist Robots with Advanced Embodied Reasoning, Thinking, and Motion Transfer. - Gemini Robotics Team; Abbas Abdolmaleki; Saminda Abeyruwan; Joshua Ainslie; Jean-Baptiste Alayrac; Montserrat Gonzalez Arenas; Ashwin Balakrishna; Nathan Batchelor; Alex Bewley; Jeffrey T. Bingham; Michael Bloesch; Konstantinos Bousmalis; et al. (CoRR, 2025)