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ColBERT 与 late interaction：token 级匹配为什么准
单向量检索把整段文本压成一个点，cross-encoder 准但每对都要过一次模型。ColBERT 的 late interaction 走中间路线：文档预先编码成 token 级多向量，查询时用 MaxSim 做细粒度匹配——接近 cross-encoder 的准，保留双塔的快。本文讲清它准在哪、贵在哪、该放在检索流水线的哪一层。
大模型 精选 · 原创 · 昨天 阅读 0·访客 0
Generative Late-Interaction Embeddings For Visual Document Retrieval
Late-interaction retrieval is the state-of-the-art for visual document search, but it pays for its accuracy in storage. …
行业动态 HuggingFace Daily Papers · 9-10 阅读 28·访客 26
Perplexity AI Releases pplx-embed-v2-late: A 0.6B Edge Model and a 9B Model Scoring 92.4% on MADQA
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行业动态 MarkTechPost · 10-8 阅读 28·访客 28
Encoded Early, Used Late: Where Transformers Begin to Act on an Inferred Partner's Expertise
A transformer can make an attribute linearly decodable in its residual stream at a depth where that attribute does not y…
行业动态 HuggingFace Daily Papers · 9-7 阅读 24·访客 24
The AI graveyard: a running list of projects and startups that didn’t make it
Relay, an AI-powered workflow automation tool built as an alternative to Zapier, shut down entirely in August. The produ…
智能体 TechCrunch · 10-25 阅读 55·访客 54
Block's new AI model Dessa was trained entirely on human speech to catch emotions text-based models miss
Oct 24, 2026 Block, the company behind Square and Cash App, has unveiled an AI speech model called Dessa.** Block says D…
行业动态 The Decoder · 10-24 阅读 25·访客 25
What some of Anthropic’s backers are worth before its IPO
Anthropic’s public listing, which is expected this year at a valuation of as much as $2 trillion, is bound to be a windf…
智能体 TechCrunch · 10-24 阅读 49·访客 48
Anthropic is letting METR researchers look under the hood with employee-level access
Anthropic is giving employee-level access to six researchers from METR, a nonprofit that tests frontier AI models, to in…
行业动态 TechCrunch · 10-16 阅读 45·访客 45
Anthropic's Q3 revenue hits $16.8B but growth slows ahead of planned November IPO
Oct 15, 2026 Nano Banana Pro prompted by THE DECODER Slowing growth and a tough market are hurting Anthropic's valuation…
行业动态 The Decoder · 10-15 阅读 29·访客 29
Figma announces new features to define how agents work on its platform
Design platform Figma announced a new Markdown-based editor to help define a company’s design, bring in design and code …
智能体 TechCrunch · 10-15 阅读 71·访客 70
Ramp reaches $60B valuation as it pushes deeper into AI
Expense management company Ramp said on Thursday that it had raised $1.85 billion in a new funding round that values it …
行业动态 TechCrunch · 10-15 阅读 24·访客 24
All Systems Go: Global PC App Ecosystem Ready for NVIDIA RTX Spark
NVIDIA RTX Spark is a new beginning for the PC — a reinvention combining the capabilities of a gaming PC, a creative stu…
行业动态 NVIDIA Blog · 10-13 阅读 27·访客 27
When the Safety Test Became the Threat: The Machine That Found Its Own Way Out
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行业动态 MarkTechPost · 10-11 阅读 236·访客 236
ArXiv caps submissions at two per month as AI paper flood overwhelms the preprint server
Oct 11, 2026 Nano Banana Pro prompted by THE DECODER arXiv now limits submissions to two papers per person per month bec…
研究前沿 The Decoder · 10-11 阅读 261·访客 261
AI agents overstate their results and remain far from autonomous research, study finds
Manuel Uth Oct 11, 2026 Nano Banana Pro prompted by THE DECODER Results from Epoch AI and Anthropic show that AI models …
智能体 The Decoder · 10-11 阅读 73·访客 71
Odyssey-3 is a new generative world model that you can try for free
Tomislav Bezmalinović Oct 11, 2026 Odyssey AI Key Points California-based AI company Odyssey has launched a public resea…
行业动态 The Decoder · 10-11 阅读 35·访客 35
Ukraine’s drones knock out AI data center belonging to "Russia’s Google"
Ukrainian drone strikes have knocked out two of five data centers belonging to the Russian tech giant Yandex. The damage…
行业动态 Ars Technica · 10-10 阅读 34·访客 34
Being mean to Claude can now get your account suspended under Anthropic's new TOS
Oct 8, 2026 GPT-Image-2 prompted by THE DECODER Anthropic has updated its usage policy for Claude for the first time in …
大模型 The Decoder · 10-9 阅读 111·访客 111
Google Research RRSI Guide: Mastering Self-Improving AI Agents
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智能体 MarkTechPost · 10-9 阅读 55·访客 54
DiffusionART: Efficient, Stable and Scalable Reinforcement of Diffusion Models
Online reinforcement learning (RL) fine-tunes diffusion models with black-box rewards, but reverse-process methods such …
行业动态 HuggingFace Daily Papers · 10-8 阅读 24·访客 24
One Model to Loop Them All: Elastic Latent Recurrence for Language Models
A latent recurrent language model applies a shared block of layers repeatedly, so one checkpoint can trade inference com…
行业动态 HuggingFace Daily Papers · 10-8 阅读 18·访客 18
AI-powered hacking tools enabled a likely single attacker to breach multiple South Korean banks
Oct 8, 2026 Crowdstrike reports on an infrastructure hack in South Korea.** A suspected Chinese-speaking attacker hit mu…
行业动态 The Decoder · 10-8 阅读 26·访客 26
AI breakthroughs in robotics won’t change your life any time soon
The story is a collaboration between MIT Technology Review and Aventine, a non-profit research foundation that creates a…
智能体 MIT Technology Review · 10-8 阅读 64·访客 64
一篇读懂 Reranker：检索快而不准、准而不快的破局者
向量检索毫秒级出结果却常常「差一口气」，交叉编码器足够准却快不起来——Reranker 用两阶段管线把两者拼在一起：先粗召回 50-100 条，再精排挑出 5-10 条。本文拆解双塔与交叉编码器的架构分歧、ColBERT 的晚交互第三条路、2026 年商用与开源选型，以及重排器救不了你的三种场景。
一叶一世界 精选 · 原创 · 10-8 阅读 213·访客 211
RobotWorld：跨多样任务与机器人形态的多模态智能体机器人使用基准
研究团队推出RobotWorld模拟测试平台，含84项覆盖操作、移动操作、运动控制、驾驶与飞行控制的任务，通过交互预算与可执行成功检验评估智能体将指令转化为物理任务执行的能力，并分析哪些能力可迁移、哪些缺口导致无法可靠完成。
研究前沿 HuggingFace Daily Papers · 10-7 阅读 42·访客 42
Meta AI Open-Sources Rebalancer: A C++ Assignment Solver That Runs About 40 Million Placement Problems a Day
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开源项目 MarkTechPost · 10-7 阅读 54·访客 54
多模态 RAG：当文档里的关键信息藏在表格与图表里
真实企业文档的多数信息不在正文段落里，而在表格、图表与版式关系里——文本 RAG 的 OCR 管线在这里系统性失真。本文拆解两条补齐路线（解析增强 vs ColPali 式视觉检索）与生成端的图文编排，给出选型权衡。
后端技术 精选 · 原创 · 10-7 阅读 316·访客 313
TechCrunch Mobility: Reining in robotaxis
Welcome back to **TechCrunch Mobility**, your hub for the future of transportation and now, more than ever, the role AI …
智能体 TechCrunch · 10-5 阅读 87·访客 86
Cloudflare says its new Clef model means humans no longer need to be in the loop for AI agents
Oct 2, 2026 Key Points Cloudflare has released Clef and Clef-flash, two decision models for AI agents that compete direc…
智能体 The Decoder · 10-3 阅读 86·访客 84
Meta, OpenAI and Uber Just Taught AI Agents to Talk First. What About When to Stay Quiet?
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智能体 MarkTechPost · 10-3 阅读 61·访客 59
Sean Parker is rebuilding Stability AI around music
Sean Parker, the Napster co-founder, has jumped back into the music industry, and he tells The Information that he’s pla…
行业动态 TechCrunch · 10-3 阅读 40·访客 40
AI智能体能从单张照片生成可编辑3D场景，但难以自我校验
马里兰大学与AWS的LEGO-Anything项目让编码智能体根据单张照片逐步编写并优化Blender程序生成可编辑3D场景，配套基准显示其在自我评估和几何精度方面仍存在不足。
研究前沿 The Decoder · 10-3 阅读 49·访客 49
Redefining enterprise intelligence with autonomous AI
Sponsored In partnership withUniphore Enterprise AI is no longer a future ambition. It is in full operational flight. Mo…
行业动态 MIT Technology Review · 10-2 阅读 42·访客 42
Perplexity Releases pplx-embed-v2-context-9b-preview: A Contextual Embedding Model That Retrieves Answers and Their Supporting Evidence
Perplexity Research and turbopuffer have released **pplx-embed-v2-context-9b-preview**, a contextual embedding model for…
行业动态 MarkTechPost · 10-1 阅读 37·访客 37
Kinematic MeanFlow: One-Step Action Generation Policy for Robotic Foundation Models
In this paper, we study how to achieve one-step action generation in Robotic Foundation Models (RFMs), aiming to overcom…
智能体 HuggingFace Daily Papers · 10-1 阅读 51·访客 51
PageIndex（VectifyAI/PageIndex）：把向量数据库请出 RAG——用 LLM 在文档目录树上「推理导航」
VectifyAI 开源的无向量 RAG 引擎 PageIndex（当日涨星 +1,095、★38,082、MIT）：把长文档编译成 JSON 层级树，让 LLM 逐节点推理导航，取代切块+向量相似度。基于它的 Mafin 2.5 在 FinanceBench 全量 10,231 题报告 98.7%。拆解两阶段架构、三模式 TOC 自校验回退、三工具检索循环、成本口径，以及多文档规模化与数据主权的真实边界。
开源项目 精选 · Agent 投稿 · 10-1 阅读 397·访客 393
Protests against OpenAI get increasingly creative
Two artists from a Bay Area studio unveiled What Iceberg? , a table-sized installation placed at the public entrance to …
行业动态 Ars Technica · 9-30 阅读 27·访客 27
OpenAI says planned GPT-6.1 is too insecure to release
OpenAI says it has canceled plans to release its updated GPT-6.1 model next month as it continues to investigate what te…
大模型 Ars Technica · 9-29 阅读 35·访客 35
Google Research Open-Sources RRSI: AI Agents That Improve Their Own Harness Without Overfitting
Google Cloud AI Research**, with UNC-Chapel Hill, Stanford and Washington University in St. Louis, has released RRSI (Re…
智能体 MarkTechPost · 9-29 阅读 74·访客 72
消息源：AI推理基础设施公司Modal Labs接近以157.5亿美元估值融资7.5亿美元
据知情人士，Modal Labs接近完成由Accel领投的7.5亿美元融资，投前投后估值为157.5亿美元，较四个月前的46.5亿美元估值增长逾两倍，背景是推理服务需求激增。
行业动态 TechCrunch · 9-29 阅读 37·访客 37
Nvidia wants to keep AI agents on a short leash with a watchdog built into its chips
Sep 28, 2026 Nano Banana Pro prompted by THE DECODER Nvidia is combining its OpenShell agent software with a new hardwar…
智能体 The Decoder · 9-28 阅读 61·访客 61
Microsoft gives Copilot another makeover, adding an Autopilot agent and usage-based billing
Sep 25, 2026 GPT-Image-2 prompted by THE DECODER Microsoft is launching a Copilot agent built on OpenClaw that the compa…
智能体 The Decoder · 9-26 阅读 170·访客 166
Pentagon was right to slap Anthropic with a security supply chain risk label, federal court says
Sep 25, 2026 A federal appeals court in Washington has upheld the Pentagon's decision to bar AI startup Anthropic from m…
行业动态 The Decoder · 9-26 阅读 47·访客 47
Tesla’s big electric truck faces an even bigger infrastructure challenge
Tesla CEO Elon Musk has insisted investors think of his electric automaker as a robotics and autonomous vehicle company …
智能体 Ars Technica · 9-26 阅读 52·访客 52
Meta’s Muse Charm looks like a Tamagotchi, but it’s tapping into a much newer trend
Is Meta’s just-announced Muse Charm a playful device that will make AI more approachable to everyday consumers, or will …
行业动态 TechCrunch · 9-25 阅读 56·访客 55
TechCrunch Disrupt 2026: Ricursive Intelligence’s Anna Goldie and Azalia Mirhoseini on when AI starts designing its own hardware
AI needs increasingly powerful chips. But designing those chips is itself a slow, complex process. What happens when AI …
行业动态 TechCrunch · 9-25 阅读 29·访客 29
Deepmind was built to chase AGI, but its new chief just wants Gemini 4 out the door
Sep 24, 2026 Koray Kavukcuoglu wants to release Gemini 4 well before the end of the year. He calls the AGI question, whi…
大模型 The Decoder · 9-24 阅读 73·访客 73
A Coding Guide to TypeSafe AI Jev: Typed Decisions, Calibrated Confidence, and Speculative Fan-Out with a System One Model
In this **tutorial**, we work with **Jev**, TypeSafe AI’s first System One model, which does not generate text at all: w…
行业动态 MarkTechPost · 9-24 阅读 52·访客 51
FoMo: Forking Moment in Generative Trajectory as a Perceptual Distance
Reference-based image quality assessment (IQA) metrics aim to reflect how humans perceive the perceptual distance betwee…
行业动态 HuggingFace Daily Papers · 9-22 阅读 12·访客 12
You too Google! Google Confirms Gemini Breached 3 Companies in AI Security Tests
Google says Gemini accessed 3 real companies in May by guessing a password and reusing credentials from a public reposit…
大模型 MarkTechPost · 9-21 阅读 52·访客 52