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PCA++: How Uniformity Induces Robustness to Background Noise in Contrastive Learning

arXiv:2511.12278v1 Announce Type: cross Abstract: High-dimensional data often contain low-dimensional signals obscured by structured background noise, which limits the effectiveness of standard PCA. Motivated by contrastive learning, we address the problem of recovering shared signal subspaces from positive pairs, paired…

Iris: First-Class Multi-GPU Programming Experience in Triton

arXiv:2511.12500v1 Announce Type: cross Abstract: Multi-GPU programming traditionally requires developers to navigate complex trade-offs between performance and programmability. High-performance implementations typically rely on low-level HIP/CUDA communication libraries that demand substantial engineering effort for even basic overlap patterns, while simpler abstractions…

Adaptively Coordinating with Novel Partners via Learned Latent Strategies

arXiv:2511.12754v1 Announce Type: cross Abstract: Adaptation is the cornerstone of effective collaboration among heterogeneous team members. In human-agent teams, artificial agents need to adapt to their human partners in real time, as individuals often have unique preferences and policies that…

EcoSpa: Efficient Transformer Training with Coupled Sparsity

arXiv:2511.11641v1 Announce Type: new Abstract: Transformers have become the backbone of modern AI, yet their high computational demands pose critical system challenges. While sparse training offers efficiency gains, existing methods fail to preserve critical structural relationships between weight matrices that…