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New AI method predicts protein conformational changes without lengthy simulations

Researchers describe a generative sampling approach that models transitions between molecular conformations using diffusion-based machine learning, bypassing the extremely long molecular dynamics runs traditionally needed to capture rare structural changes. The technique draws on diffusion probabilistic models and path-sampling theory to generate plausible transition pathways directly, rather than waiting for these events to occur naturally in simulation.

Nvidia brings second-gen transformer model to DLSS Ray Reconstruction

Nvidia has released an updated DLSS 4.5 version of Ray Reconstruction, its AI denoiser-upscaler for ray-traced games, now running on the same second-gen transformer architecture used in DLSS 4.5 Super Resolution. Nvidia says the new model offers 35% more compute capability and processes 20% more parameters than its predecessor while adding little to no performance overhead, and it is available immediately to GeForce RTX owners.

Nvidia rolls out DLSS 4.5 Ray Reconstruction upgrade for RTX cards

Nvidia has released a new version of Ray Reconstruction built on the second-generation transformer architecture debuted in DLSS 4.5 Super Resolution earlier this year. The updated model boosts compute capability by 35% and processes 20% more parameters than its predecessor, improving upscaling quality and reducing ray-tracing artifacts while Nvidia says performance impact stays minimal. The feature is available immediately to GeForce RTX owners.

Nvidia rolls out DLSS 4.5 Ray Reconstruction to GeForce RTX cards

Nvidia has updated Ray Reconstruction, its AI denoiser-upscaler for ray tracing, to the second-generation transformer architecture used in DLSS 4.5 Super Resolution. The company says the new model handles 35% more compute and 20% more parameters than before, improving image quality and reducing ray-tracing artifacts with little to no performance cost. GeForce RTX owners can access the update immediately.

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