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Why MAP and MRR Fail for Search Ranking (and What to Use Instead)
MAP and MRR look intuitive, but they quietly break ranking evaluation. Here’s why these metrics mislead—and how better alternatives fix it. The post Why MAP and MRR Fail for Search Ranking (and What to Use Instead) appeared first on Towards Data Science.
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Alibaba Tongyi Lab Releases MAI-UI: A Foundation GUI Agent Family that Surpasses Gemini 2.5 Pro, Seed1.8 and UI-Tars-2 on AndroidWorld
Alibaba Tongyi Lab have released MAI-UI—a family of foundation GUI agents. It natively integrates MCP tool use, agent user interaction, device–cloud collaboration, and online RL, establishing state-of-the-art results in general GUI grounding and mobile GUI navigation, surpassing Gemini-2.5-Pro, Seed1.8, and UI-Tars-2 on AndroidWorld. The system targets three specific gaps that early GUI agents often ignore, native agent user interaction, MCP tool integration, and a device cloud collaboration architecture that keeps privacy sensitive work on device while still using […]
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Immigration thugs deploy to Minnesota, kidnapping 19 people and sexually assaulting a US citizen
submitted by /u/JamesParkes [link] [comments]
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How the Best Leaders Develop and Spend “Innovation Capital”
Strategy professor Nathan Furr explains why credibility, relationships, and track record matter so much when pitching new ideas.
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AI data center boom could be bad news for other infrastructure projects
Improvements to roads, bridges, and other infrastructure could take a hit as data center construction accelerates.
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First Voyage raises $2.5M for its AI companion helps you build habits
First Voyage has raised $2.5 million in a seed funding round from a16z speed run, SignalFire, True Global, and other investors.
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The latest AI news we announced in December
Here are Google’s latest AI updates from December 2025
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LLM API Token Caching: The 90% Cost Reduction Feature when building AI Applications
Author(s): Nikhil Originally published on Towards AI. LLM API Token Caching: The 90% Cost Reduction Feature when building AI Applications If you’ve used Claude, GPT-4, or any modern LLM API, you’ve been spending far more than necessary on token processing if you are not caching the system prompt or any prompt that just static and doesn’t change for every api call. Cost comparison: 10x savings on cached token readsToken caching provides substantial cost benefits by allowing reuse of […]
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Amazon reportedly in talks to invest $10B in OpenAI as circular deals stay popular
Amazon is in early discussions to invest as much as $10 billion in OpenAI in a deal that would see the AI lab using the e-commerce giant’s AI chips.
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