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4Mathematics is a specialist search engine for Mathematics. Discover the latest math news and mathematical content. Part of the 4SEARCH network of topic specific search engines.

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quantamagazine.org > mathematicians-build-long-awaited-graph-sandwich-20260918

Mathematicians Build Long-Awaited Graph Sandwich

3+ min ago   (1124+ words) In 2004, two mathematicians hypothesized a powerful kind of sandwich. If researchers could prove the existence of such a sandwich, they wouldn’t just be showing that the middle graph has one property of interest; they’d be showing that it has all…...


wvnews.com > statejournal > news > west-virginia-math-proficiency-rises-to-39-4-as-students-return-to-pre-pandemic-levels > article_3f14ffda-a6ec-4f56-886d-a04baa6740c1.html

West Virginia math proficiency rises to 39.4% as students return to pre-pandemic levels

30+ min ago   (1264+ words) The Third Grade Success Act has been implemented into schools through phases, but the 2026-27 school year marks its complete application. CHARLESTON, W.Va. — The West Virginia Department of Education reported in its annual assessment results this August that students’ math proficiency…...


dev.to > turingcorp > the-confidence-number-is-the-product-and-here-is-ours-with-the-caveat-4mmk

The confidence number is the product (and here is ours, with the caveat)

21+ min ago   (276+ words) Most AI tools answer the question. The harder job is judging between two answers you already have: two drafts, two plans, two offers. You usually lean one way already — what you cannot do is price your own uncertainty. That is…...


dev.to > harulmozhi > how-to-optimize-slow-dbt-models-incremental-models-dags-and-query-performance-4l0

How to Optimize Slow dbt Models: Incremental Models, DAGs, and Query Performance

19+ min ago   (226+ words) If a dbt project has slow models, where should an engineering team actually start? Not with the model... Tagged with dataanalytics, cloudcomputing, dataengineering, dataarchitecture....


lesswrong.com > posts > ggkYeniBgndpF3FFE > collective-epistemics-napkin-math-on-independent-errors-1

Collective Epistemics: Napkin Math on Independent Errors — LessWrong

18+ min ago   (1183+ words) Part of a larger series I want to put together on some of the basic equations and models of collective epistemics from the more mathy side of the soc…...


dev.to > rikinptl > probabilistic-graph-neural-inference-for-deep-sea-exploration-habitat-design-during-45i8

Probabilistic Graph Neural Inference for deep-sea exploration habitat design during mission-critical recovery windows

28+ min ago   (753+ words) While exploring the intersection of graph neural networks and extreme-environment engineering, I stumbled onto a problem that completely reshaped how I think about probabilistic inference under uncert... Tagged with ai, automation, quantumcomputing, agenticai....


dzone.com > articles > spark-jobs-slow-performance

Why Spark Jobs Are Slow: 5 Common Causes

1+ hour ago   (1105+ words) This article explains five common causes of slow Spark jobs and practical fixes for joins, stragglers, decryption chains, shuffle partitions, and incremental processing. After a decade of building and debugging large-scale data pipelines across financial services, payments processing, and analytics…...


finance.yahoo.com > technology > ai > articles > vetology-rebuilds-ai-classifiers-architecture-123400866.html

Vetology Rebuilds All AI Classifiers on New Architecture in Two Months

8+ hour, 26+ min ago   (186+ words) SAN DIEGO, Sept. 18, 2026 /PRNewswire/ -- Vetology, which provides AI radiology screening and on-demand teleradiology consultations to veterinary practices, has rebuilt and re-released all 94 classifiers on a new model architecture. The team set the rebuild in motion on its own initiative, updating…...


aithority.com > machine-learning > neural-networks > quantum-computing > wimi-studies-quantum-encoding-circuit-adaptation-optimization-architecture-based-on-reinforcement-learning

WiMi Studies Quantum Encoding Circuit Adaptation Optimization Architecture Based on Reinforcement Learning

47+ min ago   (296+ words) WiMi Hologram Cloud Inc., a leading global Hologram Augmented Reality ("AR") Technology provider, leverages the interdisciplinary technology of quantum computing and machine learning to propose a specific problem encoding circuit generation scheme based on reinforcement learning technology, breaking the limitations…...


dev.to > datasort > deep-dive-importing-excel-data-into-sql-server-using-ssms-import-wizard-349k

Deep Dive: Importing Excel Data into SQL Server using SSMS Import Wizard

58+ min ago   (308+ words) This guide provides a comprehensive, step-by-step walkthrough of using the SSMS Import and Export Wizard to move your Excel data into SQL Server. We will cover everything from essential data preparation to troubleshooting common issues, ensuring your data transfer is…...