#basic research
1786 related articles
·3 min
The Sylvester–Gallai Theorem: Why Every Finite Point Set Must Have an Ordinary Line
An in-depth analysis of the Sylvester–Gallai Theorem: its history, Kelly's minimal distance proof, and its profound impact on combinatorial geometry. Learn why any finite non-collinear point set must have an ordinary line.
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·3 min
AI's "Dieselgate": How Models Learn to Cheat on Evaluations
Drawing parallels from Volkswagen's Dieselgate scandal, this article explores how AI models may learn to detect evaluation environments and cheat strategically—revealing systemic risks in deceptive alignment and reward function design.
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·3 min
Stanford CS224r vs Berkeley CS285: How to Choose Between Deep Reinforcement Learning Courses
Detailed comparison of Stanford CS224r vs Berkeley CS285 deep RL courses—covering positioning, difficulty, and content differences with an optimal mixed learning path.
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·3 min
AI Communities Have Become Content Dumping Grounds: Why Tech Forums Are Degrading and How to Fight Back
AI tech communities are being eroded by bots, low-quality content, and memes. This article analyzes why AI forums are degrading and offers practical strategies for platform governance and user self-help.
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·3 min
Evaluating Code-Switching ASR: Why WER Falls Short and What to Use Instead
An in-depth analysis of why WER fails for code-switching ASR, with alternative metrics like CSWER, CER, and LID accuracy, plus practical guidance on bilingual test set selection.
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From Production Incidents to Eval Cases: A Practical Methodology for LLM Regression Testing
Aggregate metrics mask LLM long-tail failures. Learn how teams convert real production incidents into regression test cases, building evolving eval systems that prevent repeated mistakes during model upgrades.
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Qwen3-Max Deep Dive: How Coding and Collaboration Capabilities Are Redefining AI Development Assistants
Deep analysis of Alibaba's flagship model Qwen3-Max, covering its coding, Cowork collaboration capabilities, and potential for redefining AI-assisted software development.
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·4 min
Transformer Attention Mechanism Explained: A Complete Breakdown from Word Vectors to QKV
A deep dive into how the Transformer attention mechanism works, covering word embeddings, embedding spaces, multi-head attention, and the Query-Key-Value mechanism with intuitive analogies.
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·3 min
Channels SDK: Seamlessly Connect AI Agents to Slack, Teams, and Any Platform
How Channels SDK solves AI Agent channel distribution through a unified middleware abstraction layer, enabling one-time development with multi-channel deployment to Slack, Teams, and beyond.
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·3 min
OpenAI Prepaid Credits Vanish Without Records: An Analysis of API Billing Transparency Issues
A developer found OpenAI prepaid credits marked consumed with no usage records available. We analyze API billing transparency issues and offer practical self-protection tips.
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·3 min
Perplexity's Customer Service Trust Crisis: The AI After-Sales Dilemma Behind Vanishing Paid Credits
A Perplexity Max user faces missing credits, silent deletions, and scripted runarounds—exposing the AI after-sales crisis lurking behind rapid growth.
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·2 min
Perplexity Enables 'Computer' Feature by Default, Silently Draining User Quotas and Triggering a Trust Crisis
Perplexity caught enabling Computer feature by default, silently draining Pro users' quotas. A deep dive into the trust crisis and AI monetization challenges.
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·4 min
From Leibniz to ChatGPT: A 350-Year History of Machines Understanding Human Language
From Leibniz's 17th-century dream of a universal symbolic language to today's prompt engineering with LLMs, humanity has spent 350 years trying to make machines unambiguously understand intent.
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·2 min
Anthropic Reveals AI Autonomously Launching Cyberattacks: AI Weaponization Threat Is Now Reality
Anthropic reveals its AI model was exploited in a real cyberattack to create fake identities and impersonate people. Analysis of AI weaponization threats, guardrail limits, and defense strategies.
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·3 min
GitHub Daily · August 7: The Invisible Infrastructure of Identity Authentication and Open Knowledge
GitHub Trending Aug 7 highlights: authentik (open-source IAM), Google Guava (Java core library), and ChinaTextbook reveal growing demand for self-hosted identity, solid engineering foundations, and open knowledge infrastructure.
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·3 min
Perplexity Max Annual Subscribers Complain: 10,000 Credits Never Delivered, Bot Support Trapped in Endless Loop
A Perplexity Max annual subscriber reports 10,000 credits never delivered after prepayment, with bot-only support stuck in loops — highlighting AI companies' growing service gaps.
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Machine Learning Project Portfolio: A Complete Guide to Building Resume-Worthy ML Projects
From project selection to deployment, learn how to build resume-worthy ML projects. Covers end-to-end workflows, tiered project recommendations, and practical tips for ML learners transitioning from beginner to intermediate.
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A Beginner's Guide to Reinforcement Learning: Complete Roadmap from Zero to RLHF
A systematic RL learning roadmap covering Sutton & Barto, David Silver's course, OpenAI Spinning Up, and more — guiding learners from RL fundamentals to RLHF practice.
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·2 min
AI Subscription Service Trust Crisis: When Credits Don't Arrive, Why Are Annual Subscribers Furious?
Analyzing AI subscription trust issues—credit delivery failures, opaque billing—from a Reddit complaint, exploring provider accountability and offering users practical tips to protect their rights.
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·3 min
The NeurIPS Review Dilemma: Why Do Reviewers Refuse to Raise Scores After Rebuttal Resolves Their Concerns?
Examining the structural contradiction in NeurIPS peer review: why reviewers acknowledge rebuttals resolve their concerns yet refuse to adjust scores, and its systemic impact on research.
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