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PageIndex in RAG: replacement for vector search

https://sudonull.com/pageindex-in-rag-replacement-for-vector-search

Analysis of PageIndex for RAG without embeddings: pros, cons, local launch on Ollama. Testing on PDF, accuracy 69% with qwen3:14b. Setup instructions for developers.

Quaternions as a vector space \(\mathbb{H}\)

https://sudonull.com/quaternions-as-a-vector-space-mathbb-h

Analysis of quaternions in linear algebra: spaces, bilinear operations, rotations. For middle/senior developers. Study the formal apparatus without simplifications.

ZDI-CAN-30207 Vulnerability in Telegram: CVSS 9.8 analysis

https://sudonull.com/zdi-can-30207-vulnerability-in-telegram-cvss-9-8-analysis

Breakdown of Telegram ZDI-CAN-30207 zero-day vulnerability: vector AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H, RCE risks. CVSS assessment, implications for developers. Learn the details and protection measures right now.

Hybrid Search in PostgreSQL | VectorChord Setup

https://sudonull.com/hybrid-search-in-postgresql-vectorchord-setup

We break down the infrastructure setup for hybrid search on PostgreSQL and VectorChord. Automation of extensions, table design, processing pipelines. Learn how.

Hybrid RAG without cloud: search in corporate documents

https://sudonull.com/hybrid-rag-without-cloud-search-in-corporate-documents

How to implement hybrid RAG for document search without data leaks? We break down the architecture of a self-hosted solution for regulated industries. Learn more.

From other projects

mRNA influenza vaccine: reprogramming in 2 weeks

https://ymaho.com/mrna-influenza-vaccine-reprogramming-in-2-weeks

Scientists at Vector have created an mRNA influenza vaccine that can be adapted to a new strain in 14 days. Learn how this will change vaccination. Read more!

FDA approved the first gene therapy for hereditary deafness

https://ymaho.com/fda-approved-the-first-gene-therapy-for-hereditary-deafness

Regeneron's Otarmeni restores hearing to normal in 42% of patients. The therapy treats OTOF gene mutations with a single injection. Learn how AAV vector technology has for the first time restored the ability to hear a whisper.

Oklahoma tied the series in the NBA Western Conference Finals

https://lrivo.com/oklahoma-tied-the-series-in-the-nba-western-conference-finals

Oklahoma beat San Antonio 122:113 in Game 2 of the Western Conference Finals. SGA scored 30 points, Wembanyama had a double-double. Get the details and Game 3 preview!

Atlético-MG Beats Athletico-PR: Brasileirão Highlights

https://lrivo.com/atle-tico-mg-beats-athletico-pr-brasileira-o-highlights

Atlético-MG won against Athletico-PR in round 10 at Arena MRV with goals from Victor Hugo and Scarpa. Key moments, implications for the table—catch up on this Brasileirão thriller now!

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