14 posts published in the last hour 07:33Pairwise Ranking Outperforms Single-Action RL for Offline Explanation Selection: A Practical Lesson 07:33Which Negatives Matter? Ask Your Text Encoder: Adaptive Similarity Margins for Dense-Caption Retrieval 07:33OpenAI Puts $5M Behind AI Training and Tools…
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Pairwise Ranking Outperforms Single-Action RL for Offline Explanation Selection: A Practical Lesson
arXiv:2608.18531v1 Announce Type: new Abstract: Industrial explainable-recommendation systems built on LLMs incur a substantial serving cost: each request…
Which Negatives Matter? Ask Your Text Encoder: Adaptive Similarity Margins for Dense-Caption Retrieval
arXiv:2608.18521v1 Announce Type: new Abstract: Dense-caption retrieval has recently been improved by introducing segmentation, edge maps, LLM-filtered…
OpenAI Puts $5M Behind AI Training and Tools for National Security Oversight Bodies
OpenAI launched an initiative on August 18, 2026 to strengthen democratic oversight of government AI use in national security, committing $5 million in…
FinRCA-Bench: Benchmarking Evidence Retrieval and Reasoning for Financial AI Systems
arXiv:2608.18534v1 Announce Type: new Abstract: Large language models are increasingly used to support financial operations, but their apparent reasoning…
WhiteFiber Proposes $250M Convertible Senior Notes to Fund Data Center Expansion
WhiteFiber, the AI infrastructure and high-performance computing provider, said on August 18, 2026 that it intends to raise $250 million through a private…
FACET: Preserving Source Intent and Executable State in Terminal Task Synthesis
arXiv:2608.18580v1 Announce Type: new Abstract: Training terminal agents requires scalable executable supervision, yet synthesizing high-quality terminal…
Skanska Signs $1.2B Contract to Build Four Data Centers in the Southeast USA
Skanska has signed a contract with an existing client to build four new data centers in the southeast region of the USA, a deal worth USD 1.2 billion…
Bridging Search and CRM: Productionizing AI Product Research Agents for Customer Re-Engagement
arXiv:2608.18543v1 Announce Type: new Abstract: Modern e-commerce platforms often operate search, recommendation, personalization, and CRM systems…
UMER: Unifying Embedding and Ranking via Pair-Aware Discriminative Reasoning for Universal Multimodal Retrieval
arXiv:2608.18504v1 Announce Type: new Abstract: Universal multimodal retrieval aims to support diverse instruction-aware retrieval tasks, demanding both…