Olmix framework enables efficient data mixing for language model development//AI2 releases Olmix, an open-source framework designed to optimize how training data from multiple sources—web text, code, PDFs, math—are combined during language model development. The framework provides empirically grounded configuration defaults and mixture reuse techniques that reduce compute costs while achieving 12% better downstream performance. open-sourcefeatureplatform
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AI2 launches MolmoSpaces, an open simulation platform for embodied AI with 230,000 scenes and 42 million grasps//MolmoSpaces is a large-scale, open-source ecosystem for training and evaluating embodied AI systems, unifying over 230,000 indoor scenes, 130,000+ object models, and 42 million annotated robotic grasps. The platform features physics-grounded simulation, a systematic benchmark for measuring generalization across multiple axes, and compatibility with major simulators like MuJoCo, ManiSkill, and NVIDIA Isaac. releaseopen-sourceplatformfeature
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