Data, Analytics & AI

Articles about data, analytics, and AI, including machine learning, data visualization, and AI applications.

702 items · Page 8 of 15

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Michael Brenndoerfer
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Quantitative FinanceData, Analytics & AI

Equity Markets and Stock Instruments: Trading & Valuation

Nov 2, 2025·55 min read

Covers equity market fundamentals including stock ownership, order book mechanics, trading execution, and key valuation metrics for quantitative finance.

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History of Language AIData, Analytics & AIMachine Learning

Attention Mechanism: Dynamic Alignment for NMT

Nov 2, 2025·11 min read

Bahdanau attention replaced fixed context vectors with dynamic source alignment, improving neural machine translation and shaping later transformer models.

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Quantitative FinanceSoftware EngineeringData, Analytics & AI

Numerical Methods in Finance: Algorithms for Pricing & Risk

Nov 1, 2025·63 min read

Covers root-finding, interpolation, and numerical integration for finance. Compute implied volatility, build yield curves, and price derivatives.

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Quantitative FinanceData, Analytics & AI

Linear Algebra for Quantitative Finance: Portfolio Math

Oct 23, 2025·57 min read

Covers vectors, matrices, and decompositions for portfolio optimization, risk analysis, and factor models. Essential math foundations for quant finance.

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Quantitative FinanceData, Analytics & AI

Statistical Data Analysis & Inference in Finance

Oct 22, 2025·48 min read

Covers moments of returns, hypothesis testing, and confidence intervals. Essential statistical techniques for analyzing financial data and quantifying risk.

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Language AI HandbookMachine LearningData, Analytics & AI

Chinchilla Scaling Laws: Compute-Optimal LLM Training

Oct 22, 2025·56 min read

Explains how DeepMind's Chinchilla scaling laws changed LLM training by proving models should use 20 tokens per parameter for compute-optimal performance.

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Language AI HandbookMachine LearningData, Analytics & AI

Power Laws in Deep Learning: Understanding Neural Scaling

Oct 21, 2025·69 min read

Explains how power laws govern neural network scaling. Topics include log-log analysis, fitting techniques, and how to predict model performance at any scale.

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Quantitative FinanceData, Analytics & AI

Probability Distributions in Finance: Normal, Lognormal

Oct 21, 2025·73 min read

Covers probability distributions essential for quantitative finance: normal, lognormal, binomial, Poisson, and fat-tailed distributions with Python examples.

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Language AI HandbookMachine LearningData, Analytics & AI

BART Pre-training: Denoising Strategies & Text Infilling

Oct 19, 2025·40 min read

Covers BART's denoising pre-training approach including text infilling, token masking, sentence permutation, and how corruption schemes enable generation.

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Quantitative FinanceData, Analytics & AI

Probability Theory Fundamentals for Quantitative Finance

Oct 19, 2025·59 min read

Covers probability distributions, expected values, Bayes' theorem, and risk measures. Essential foundations for portfolio theory and derivatives pricing.

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Language AI HandbookMachine LearningData, Analytics & AI

T5 Task Formatting: Text-to-Text NLP Unification

Oct 15, 2025·57 min read

Explains how T5 reformulates all NLP tasks as text-to-text problems. Topics include task prefixes, classification, NER.

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Machine LearningLanguage AI HandbookData, Analytics & AI

Compute-Optimal Training: Model Size & Data Allocation

Oct 15, 2025·40 min read

Covers compute-optimal LLM training using Chinchilla scaling laws. Topics include the 20:1 token ratio, practical allocation formulas.

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Data, Analytics & AIMachine LearningHistory of Language AI

Hybrid Retrieval: Combining Sparse and Dense Methods

Sep 19, 2025·23 min read

Covers hybrid retrieval systems introduced in 2024. Explains how hybrid systems combine sparse retrieval for fast candidate generation.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

Structured Outputs: Schema-Validated Data Extraction

Sep 17, 2025·18 min read

Covers structured outputs introduced in language models during 2024. Explains how structured outputs enable reliable data extraction.

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History of Language AIMachine LearningData, Analytics & AI

Multimodal Integration

Sep 15, 2025·19 min read

Covers multimodal integration in 2024, the advance that enabled AI systems to directly process and understand text, images, audio.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

PEFT Beyond LoRA: Advanced Parameter-Efficient Fine-Tuning

Sep 13, 2025·15 min read

Covers advanced parameter-efficient fine-tuning methods introduced in 2024, including AdaLoRA, DoRA, VeRA, and other innovations.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

Continuous Post-Training

Sep 11, 2025·8 min read

Covers continuous post-training, including parameter-efficient fine-tuning with LoRA, catastrophic forgetting prevention, incremental model updates.

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Data, Analytics & AISoftware EngineeringMachine LearningMachine Learning from Scratch

DBSCAN: Density-Based Clustering for Arbitrary Shapes

Sep 10, 2025·58 min read

Covers DBSCAN (Density-Based Spatial Clustering of Applications with Noise), the algorithm.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

GPT-4o: Unified Multimodal AI

Sep 9, 2025·13 min read

Covers GPT-4o, including unified multimodal architecture, real-time processing, unified tokenization, advanced attention mechanisms, memory mechanisms.

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Machine Learning from ScratchMachine LearningData, Analytics & AI

Quadratic Programming for Portfolio Optimization: Python

Sep 7, 2025·46 min read

Covers quadratic programming (QP) for portfolio optimization, including the mean-variance framework, efficient frontier construction.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

DeepSeek R1: Architectural Innovation in Reasoning Models

Sep 7, 2025·7 min read

DeepSeek R1 uses reinforcement learning and distilled reasoning models for mathematical and coding tasks. Covers its training design, results, and limitations.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

Agentic AI Systems: Autonomous Agents

Sep 5, 2025·14 min read

Covers agentic AI systems introduced in 2024. Explains how AI systems evolved from reactive tools to autonomous agents capable of planning.

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Data, Analytics & AIMachine LearningMachine Learning from Scratchoptimization

Vehicle Routing Problem with Time Windows

Sep 4, 2025·71 min read

A depot-return example connects vehicle capacities and service windows to routing constraints, OR-Tools callbacks, and independently checked plans.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

AI Co-Scientists for Autonomous Research

Sep 3, 2025·6 min read

AI co-scientist systems generate hypotheses, plan experiments, and synthesize evidence. Covers autonomous research workflows, evaluation, and human oversight.

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Data, Analytics & AISoftware EngineeringMachine LearningMachine Learning from Scratch

Minimum Cost Flow for Slotting and Resource Allocation

Sep 1, 2025·72 min read

Covers minimum cost flow optimization for slotting problems, including network flow theory, mathematical formulation.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

V-JEPA 2: Vision-Based World Modeling for Embodied AI

Sep 1, 2025·11 min read

Covers V-JEPA 2, including vision-based world modeling, joint embedding predictive architecture, visual prediction, embodied AI.

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Data, Analytics & AIMachine Learning

Text Preprocessing: Tokenization

Aug 30, 2025·36 min read

Transform raw text into structured data through tokenization, normalization, and cleaning techniques.

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Data, Analytics & AIMachine Learning

TF-IDF and Bag of Words: Text Representation & Search

Aug 30, 2025·17 min read

Covers TF-IDF and Bag of Words, including term frequency, inverse document frequency, vectorization, and text classification.

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Data, Analytics & AISoftware EngineeringMachine Learning

Word Embeddings: Word2Vec, GloVe and Vector Semantics

Aug 30, 2025·40 min read

Covers word embeddings covering Word2Vec skip-gram, GloVe matrix factorization, negative sampling.

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History of Language AIData, Analytics & AIMachine Learning

Mixtral & Sparse MoE

Aug 30, 2025·15 min read

Examines Mistral AI's Mixtral models and how they demonstrated that sparse mixture-of-experts architectures could be production-ready.

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Data, Analytics & AISoftware EngineeringMachine LearningMachine Learning from Scratch

MILP for Factory Optimization and Production Planning

Aug 29, 2025·67 min read

Covers Mixed Integer Linear Programming (MILP) for factory optimization, covering mathematical foundations, constraint modeling, branch-and-bound algorithms.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

Specialized LLMs for Low-Resource Languages: AI Equity

Aug 28, 2025·15 min read

Covers specialized large language models for low-resource languages, including synthetic data generation, cross-lingual transfer learning.

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Data, Analytics & AISoftware EngineeringMachine LearningMachine Learning from Scratch

CP-SAT Rostering: Constraint Programming for Workforce

Aug 26, 2025·56 min read

Covers CP-SAT rostering using Google OR-Tools to solve complex workforce scheduling problems with binary decision variables, coverage constraints.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

Constitutional AI: Alignment Through Self-Critique

Aug 26, 2025·20 min read

Covers Constitutional AI, including principle-based alignment, self-critique training, reinforcement learning from AI feedback (RLAIF), scalability advantages.

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AI Agent HandbookMachine LearningData, Analytics & AISoftware Engineering

Managing and Reducing AI Agent Costs

Aug 26, 2025·22 min read

Reduce AI agent API costs without sacrificing capability. Topics include model selection, caching, batching, prompt optimization.

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History of Language AIData, Analytics & AIMachine Learning

Multimodal LLMs: Vision-Language Integration That

Aug 24, 2025·18 min read

Examines multimodal large language models that integrated vision and language capabilities, enabling AI systems to process images and text together.

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Data, Analytics & AIMachine LearningMachine Learning from Scratchtime-seriesdeep-learning

N-HiTS for Multi-Scale Time Series Forecasting

Aug 23, 2025·71 min read

Covers NHITS (Neural Hierarchical Interpolation for Time Series), a deep learning architecture for multi-scale time series forecasting.

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History of Language AIMachine LearningData, Analytics & AI

Open LLM Wave: Growth of Open-Source Models

Aug 22, 2025·17 min read

Covers the 2023 open LLM wave, including MPT, Falcon, Mistral, and other open models. Explains how these models created a competitive ecosystem.

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Data, Analytics & AISoftware EngineeringMachine LearningMachine Learning from Scratch

N-BEATS for Interpretable Time Series Forecasting

Aug 20, 2025·51 min read

Covers N-BEATS, an interpretable deep learning architecture for time series forecasting.

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Data, Analytics & AIMachine LearningHistory of Language AI

LLaMA: Meta's Open Foundation Models

Aug 20, 2025·19 min read

LLaMA showed that carefully trained smaller models could match larger systems. Covers model sizes, data choices, efficiency, and open research access.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

GPT-4: Multimodal LLMs Reach Human-Level Performance

Aug 18, 2025·8 min read

Covers GPT-4, including multimodal capabilities, improved reasoning abilities, enhanced safety and alignment, human-level performance on standardized tests.

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AI Agent HandbookMachine LearningSoftware EngineeringData, Analytics & AI

Deploying Your AI Agent

Aug 18, 2025·11 min read

Deploy your AI agent from a local script to a production service. Topics include packaging, cloud deployment, APIs, and making your agent accessible to users.

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Data, Analytics & AISoftware EngineeringMachine LearningMachine Learning from Scratch

HDBSCAN Clustering: Hierarchical Density-Based Clustering

Aug 17, 2025·37 min read

Covers HDBSCAN clustering algorithm covering density-based clustering, automatic cluster selection, noise detection.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

BIG-bench and MMLU: Evaluation Benchmarks for LLMs

Aug 16, 2025·17 min read

Covers BIG-bench (Beyond the Imitation Game Benchmark) and MMLU (Massive Multitask Language Understanding), the widely used evaluation benchmarks.

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AI Agent HandbookMachine LearningData, Analytics & AI

Ethical Guidelines and Human Oversight

Aug 16, 2025·23 min read

Establish ethical guidelines and implement human oversight for AI agents. Topics include defining core principles, encoding ethics in system prompts.

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Language AI HandbookMachine LearningData, Analytics & AI

T5 Architecture and Text-to-Text Transfer Learning

Aug 14, 2025·51 min read

Covers T5's encoder-decoder architecture, relative position biases, span corruption pretraining, and text-to-text framework for unified NLP tasks.

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Data, Analytics & AISoftware EngineeringMachine LearningMachine Learning from Scratch

Hierarchical Clustering: Dendrograms, Linkage Criteria

Aug 14, 2025·51 min read

Covers hierarchical clustering, including dendrograms, linkage criteria (single, complete, average, Ward), and scikit-learn implementation.

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Data, Analytics & AISoftware EngineeringMachine LearningHistory of Language AI

Function Calling and Tool Use

Aug 14, 2025·16 min read

Covers function calling capabilities in language models from 2023, including structured outputs, tool interaction, API integration.

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Community

Learn with the community

Create a free account to keep your reading organized, join thoughtful discussions, and get more from every chapter.

  • Keep your place across books and articles
  • Ask questions and take part in discussions
  • Read with fewer interruptions

Free to join · Takes less than a minute

Why

I created this space so readers can learn together, ask questions, and make sense of difficult ideas.

Michael Brenndoerfer
From readers1 / 12