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MLG 032 Cartesian Similarity Metrics

Machine Learning Guide

Release Date: 11/08/2020

MLA 027 AI Video End-to-End Workflow show art MLA 027 AI Video End-to-End Workflow

Machine Learning Guide

How to maintain character consistency, style consistency, etc in an AI video. Prosumers can use Google Veo 3’s "High-Quality Chaining" for fast social media content. Indie filmmakers can achieve narrative consistency by combining Midjourney V7 for style, Kling for lip-synced dialogue, and Runway Gen-4 for camera control, while professional studios gain full control with a layered ComfyUI pipeline to output multi-layer EXR files for standard VFX compositing. Links Notes and resources at   - stay healthy & sharp while you learn & code - my favorite AI audio/video editor ...

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MLA 026 AI Video Generation: Veo 3 vs Sora, Kling, Runway, Stable Video Diffusion show art MLA 026 AI Video Generation: Veo 3 vs Sora, Kling, Runway, Stable Video Diffusion

Machine Learning Guide

Google Veo leads the generative video market with superior 4K photorealism and integrated audio, an advantage derived from its YouTube training data. OpenAI Sora is the top tool for narrative storytelling, while Kuaishou Kling excels at animating static images with realistic, high-speed motion. Links Notes and resources at   - stay healthy & sharp while you learn & code Build the future of multi-agent software with . S-Tier: Google Veo The market leader due to superior visual quality, physics simulation, 4K resolution, and , which removes post-production steps....

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MLA 025 AI Image Generation: Midjourney vs Stable Diffusion, GPT-4o, Imagen & Firefly show art MLA 025 AI Image Generation: Midjourney vs Stable Diffusion, GPT-4o, Imagen & Firefly

Machine Learning Guide

The AI image market has split: Midjourney creates the highest quality artistic images but fails at text and precision. For business use, OpenAI's GPT-4o offers the best conversational control, while Adobe Firefly provides the strongest commercial safety from its exclusively licensed training data. Links Notes and resources at   - stay healthy & sharp while you learn & code Build the future of multi-agent software with . The 2025 generative AI image market is defined by a split between two types of tools. "Artists" like Midjourney excel at creating beautiful,...

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MLG 036 Autoencoders show art MLG 036 Autoencoders

Machine Learning Guide

Auto encoders are neural networks that compress data into a smaller "code," enabling dimensionality reduction, data cleaning, and lossy compression by reconstructing original inputs from this code. Advanced auto encoder types, such as denoising, sparse, and variational auto encoders, extend these concepts for applications in generative modeling, interpretability, and synthetic data generation. Links Notes and resources at   - stay healthy & sharp while you learn & code Build the future of multi-agent software with . Thanks to  from  for recording...

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MLG 035 Large Language Models 2 show art MLG 035 Large Language Models 2

Machine Learning Guide

At inference, large language models use in-context learning with zero-, one-, or few-shot examples to perform new tasks without weight updates, and can be grounded with Retrieval Augmented Generation (RAG) by embedding documents into vector databases for real-time factual lookup using cosine similarity. LLM agents autonomously plan, act, and use external tools via orchestrated loops with persistent memory, while recent benchmarks like GPQA (STEM reasoning), SWE Bench (agentic coding), and MMMU (multimodal college-level tasks) test performance alongside prompt engineering techniques such as...

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MLG 034 Large Language Models 1 show art MLG 034 Large Language Models 1

Machine Learning Guide

Explains language models (LLMs) advancements. Scaling laws - the relationships among model size, data size, and compute - and how emergent abilities such as in-context learning, multi-step reasoning, and instruction following arise once certain scaling thresholds are crossed. The evolution of the transformer architecture with Mixture of Experts (MoE), describes the three-phase training process culminating in Reinforcement Learning from Human Feedback (RLHF) for model alignment, and explores advanced reasoning techniques such as chain-of-thought prompting which significantly improve complex...

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MLA 024 Code AI MCP Servers, ML Engineering show art MLA 024 Code AI MCP Servers, ML Engineering

Machine Learning Guide

Tool use in code AI agents allows for both in-editor code completion and agent-driven file and command actions, while the Model Context Protocol (MCP) standardizes how these agents communicate with external and internal tools. MCP integration broadens the automation capabilities for developers and machine learning engineers by enabling access to a wide variety of local and cloud-based tools directly within their coding environments. Links Notes and resources at  stay healthy & sharp while you learn & code Tool Use in Code AI Agents Code AI agents offer two primary modes of...

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MLA 023 Code AI Models & Modes show art MLA 023 Code AI Models & Modes

Machine Learning Guide

Gemini 2.5 Pro currently leads in both accuracy and cost-effectiveness among code-focused large language models, with Claude 3.7 and a DeepSeek R1/Claude 3.5 combination also performing well in specific modes. Using local open source models via tools like Ollama offers enhanced privacy but trades off model performance, and advanced workflows like custom modes and fine-tuning can further optimize development processes. Links Notes and resources at  stay healthy & sharp while you learn & code Model Current Leaders According to the  (as of April 12, 2025), leading...

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MLA 022 Code AI: Cursor, Cline, Roo, Aider, Copilot, Windsurf show art MLA 022 Code AI: Cursor, Cline, Roo, Aider, Copilot, Windsurf

Machine Learning Guide

Vibe coding is using large language models within IDEs or plugins to generate, edit, and review code, and has recently become a prominent and evolving technique in software and machine learning engineering. The episode outlines a comparison of current code AI tools - such as Cursor, Copilot, Windsurf, Cline, Roo Code, and Aider - explaining their architectures, capabilities, agentic features, pricing, and practical recommendations for integrating them into development workflows. Links Notes and resources at   stay healthy & sharp while you learn & code Definition and...

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MLG 033 Transformers show art MLG 033 Transformers

Machine Learning Guide

Links: Notes and resources at 3Blue1Brown videos:   stay healthy & sharp while you learn & code  audio/video editing with AI power-tools Background & Motivation RNN Limitations: Sequential processing prevents full parallelization—even with attention tweaks—making them inefficient on modern hardware. Breakthrough: “Attention Is All You Need” replaced recurrence with self-attention, unlocking massive parallelism and scalability. Core Architecture Layer Stack: Consists of alternating self-attention and feed-forward (MLP) layers, each wrapped...

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More Episodes

Try a walking desk to stay healthy while you study or work!

Show notes at ocdevel.com/mlg/32.

L1/L2 norm, Manhattan, Euclidean, cosine distances, dot product


Normed distances link

  • A norm is a function that assigns a strictly positive length to each vector in a vector space. link
  • Minkowski is generalized. p_root(sum(xi-yi)^p). "p" = ? (1, 2, ..) for below.
  • L1: Manhattan/city-block/taxicab. abs(x2-x1)+abs(y2-y1). Grid-like distance (triangle legs). Preferred for high-dim space.
  • L2: Euclidean. sqrt((x2-x1)^2+(y2-y1)^2sqrt(dot-product). Straight-line distance; min distance (Pythagorean triangle edge)
  • Others: Mahalanobis, Chebyshev (p=inf), etc

Dot product

  • A type of inner product.
    Outer-product: lies outside the involved planes. Inner-product: dot product lies inside the planes/axes involved link. Dot product: inner product on a finite dimensional Euclidean space link

Cosine (normalized dot)