Brainfeed Summaries — AI-Powered Video Summaries — Page 96
Browse AI-powered summaries of educational YouTube videos on science, technology, productivity, and more.
10,682 summaries
The Areas of Focus List - Quarterly Planning Advice
Quarterly planning starts with a reality check: list every current “area of focus” and treat existing commitments as constraints, not obstacles. The...
How to Integrate RAG - Retrieval Augmented Generation into a LLM? (Practical Demo)
Retrieval-Augmented Generation (RAG) is presented as a practical way to make a language model answer questions using external, user-provided sources...
10Min Research - 34. Understanding and Performing Stratified Random Sampling in Social Sciences
Stratified random sampling is designed to prevent a common failure of simple random sampling: when a population contains distinct subgroups, random...
Google Deep Research and Google Agentic AI (Mariner)
Google’s “Deep Research” and “Mariner” arrive as two of the most consequential Gemini-adjacent releases because they target two bottlenecks that have...
How to Transform Your Thesis into a Research Paper
Turning a thesis into a journal-ready research paper is less about rewriting and more about selective transformation: identify the thesis components...
10Min Research - 29 - Points to Consider when Designing a Research Questionnaire
Designing a research questionnaire starts with treating each variable as a “latent construct” that must be measured through an instrument—typically a...
Second Brain: One thing you need to know!
“Second brain” productivity systems are strongest for action-ready information, but they struggle with the slower, reflective kind of knowledge that...
Mac productivity apps you've never heard of
A tight set of Mac apps aimed at one goal—protecting deep work—runs through the list, but the standout theme is how many tools reduce friction: fewer...
1-Minute Habits to Start in 2025
A set of “one-minute” habits can be stitched into daily routines to boost productivity in 2025—starting with a stronger morning launch, then...
Knowledge codification (Contd.)
A knowledge management cycle becomes useful only after organizations turn scattered know-how into an explicit knowledge map—and then make that...
How to Write the Background of the Study – Part 3 (Inductive Style)
A clear structure is the difference between a background of the study that reads smoothly and one that stalls or spirals into repetition. Using the...
Creativity In Decision Making I UGC NET Paper 2 Code 55 and 17 I MCQs I BBA/MBA/Commerce Notes
Creativity is presented as a defining ingredient of effective decision-making—especially when problems are unique, non-repetitive, and lack...
Functional Analysis 16 | Compact Sets [dark version]
Compactness in functional analysis is often summarized as “closed and bounded,” but that shortcut only works in familiar settings like 2 and 3...
What is a Single Case Study Design? - Free Course on Thesis Proposal Writing (See Links Below)
A single case study design is a research method built to deliver a deep, detailed understanding of one “case”—an individual, a group, or an event—so...
What is Meta-Analysis? Easy Explanation for Students & Researchers
Meta-analysis and systematic review exist to resolve the confusion created by single studies—especially when results conflict, studies are small, or...
Obsidian vs Sublime: Why I Switched (And What I Learned About Note-Taking)
Switching from Obsidian to Sublime came down to one practical realization: Obsidian’s flexibility pushed its user toward building and maintaining a...
Storage (4) - Data Management - Full Stack Deep Learning
Storage choices determine how data moves, how fast it can be read, and how safely it can be reused across training and production. The core takeaway...
Workspaces in DEVONthink 3 and more!
DEVONthink 3 “workspaces” let historians snap a set of frequently used documents back into view instantly—turning multi-file context switching into a...
SuperMemo SM-18 Algorithm is Much Better Than FSRS: Practical Difference #podcast
SuperMemo’s newer spacing algorithm is portrayed as delivering dramatically longer review intervals—and, in turn, stronger long-term recall—than...
2 simple questions to help you find the best note-taking app
Choosing a notes app isn’t a matter of picking the newest tool—it’s about matching the app to two personal answers: why notes matter to you, and how...
Negative case analysis
Negative or extreme cases—also called deviant cases or outliers in quantitative work—are the moments in qualitative analysis when one participant’s...
Dodging the Crap - The Behavioral Science of Great Gamification
Gamification fails when it copies shallow game mechanics instead of engineering behavior change. A behavioral-science lens—anchored in how people...
Manifolds 19 | Tangent Space for Submanifolds [dark version]
Tangent spaces for submanifolds in 9n are built by taking the range of the differential of a local parameterization, turning the geometry of a...
Orgs (3) - ML Teams - Full Stack Deep Learning
Machine-learning organizations don’t have a single “correct” structure yet, but companies tend to evolve through a recognizable ladder: from ad hoc...
Binary Logistic Regression Analysis using SmartPLS: How to Run, and Interpret the Results.
Binary logistic regression in SmartPLS4 can be run as a straightforward “plain regression” model to predict a binary outcome—here, whether...
I found a note-taking method in the waiting room of a hospital! (Heptabase Tutorial)
A hospital waiting-room sign sparked a “reflection room” idea that turned into a practical note-taking method: use structured reflection to process...
Note-Taking That Changes How You Think (My Obsidian Workflow)
A single Bible line—“but the Lord made the heavens”—sparks a chain reaction of insights about creativity, order, and how ideas connect across time....
How to organize your daily notes
Daily notes work best when they function as a “home base” for everything a person needs to think, track, and revisit each day—then stay tidy through...
Functional Analysis 11 | Orthogonality [dark version]
Orthogonality in an inner product space is defined entirely through the inner product: two vectors are orthogonal exactly when their inner product is...
Reader: The Ultimate Read-Later App (An Introduction)
Reader (from Readwise) is positioned as a single “read-later” workspace that not only captures articles, videos, threads, and PDFs from across the...
How to ACTUALLY publish 5 Q1 research papers in 12 months (simple system)
Publishing five or more Q1 research papers in a year doesn’t hinge on chasing the latest AI writing trick or a single “magic” tactic. The core...
Can a study have ONE research participant? Sampling in qualitative research
A qualitative study can include just one research participant, but defending that choice requires more than convenience. The case for a...
The New Prompting Rules: How to Prompt Frontier LLM Models like Gemini 2.5, GPT 4.1 & Claude 3.7
Frontier LLMs are getting dramatically easier to use because context windows have ballooned to 200,000 tokens and beyond, letting models reliably...
How to CAPTURE ideas that help your thinking | 3 great tools
Capturing ideas only works if the captured material can later be retrieved, connected, and turned into thinking—not just stored. Three tools are...
Linear Algebra 48 | Laplace Expansion [dark version]
Laplace (cofactor) expansion turns determinant calculation from the brute-force Leibniz method into a recursive “shrink the matrix” procedure....
AI-Powered Notes: Why Reflect's Custom Prompts Are a Game Changer
Reflect positions itself as a note-taking app built around an AI assistant—especially through custom prompts—that aims to turn raw notes into...
How to Run Your Business like SpaceX
SpaceX’s speed and innovation come from a disciplined loop: set a clear, physics-driven goal; verify feasibility with first principles; execute...
Difference between cross sectional study and Longitudinal Study
Cross-sectional and longitudinal studies differ mainly in their time horizon—and that choice determines whether a project functions like a “snapshot”...
Take Permanent Notes From Conference Talks
Permanent notes are built to turn conference takeaways into a single, reusable “atomic idea” that can be recalled and acted on later—without...
Reflect Academy: AI Note-taking 101
AI note-taking in Reflect hinges on two practical tools: large language models for rewriting and structuring text, and AI transcription for turning...
Prise de note réelle avec OBSIDIAN
La méthode mise en avant consiste à transformer des notes prises “sur le moment” pendant une vidéo (ou un livre, ou un podcast) en un réseau de...
Knowledge Portals
Data mining only delivers trustworthy results when organizations treat data quality, sampling, modeling assumptions, and business purpose as...
Never forget to include THIS in your literature review chapter!
A common but serious literature review mistake is skipping the actual review of prior research—when a chapter fails to synthesize what is known, it...
How to Write a Research Paper | A Beginner to Advanced Guide | Research Paper Format
A professional research paper starts long before drafting: it hinges on choosing a research topic that can credibly be carried out, then defining the...
Notebooklm, Google's FREE AI Research Assistant Offers Features Better than Paid Tools
Google’s NotebookLM positions itself as a research-focused AI assistant that can turn uploaded academic sources into structured literature-review...
PhD Interviews Aren't What You Think They Are
A PhD interview is less about delivering flawless answers and more about creating the right impression—confidence, curiosity, and coachability tend...
How I Take Fleeting Notes in Obsidian
Fleeting notes—quick ideas that vanish unless captured—create a real workflow problem: writing them down in Obsidian takes too many steps, which...
The Media got the AI and Cybertruck Story Wrong—Here's What Happened and Why Google Should Worry
A cluster of headlines tied the Las Vegas New Year’s Day Cybertruck explosion to “AI planning,” but the underlying search behavior points to...
How to edit other people's content without pissing them off - Ingrid Towey
Editing other people’s documentation without triggering defensiveness comes down to one practical shift: treat edits as customer-focused improvements...
How to Take Notes from Articles (Roam)
Smart notes from online articles become useful only when they’re captured, searchable, and ready to be exported into a long-term knowledge system....
Obsidian - Lets Talk Learning Curve
Obsidian is positioned as a practical, low-barrier campaign manager for TTRPGs—because most core note-taking features rely on Markdown, not...
🔴Learn to SPEAK ON STAGE confidently with me LIVE 🔥
Confidence on stage, according to the session, starts long before stepping into the spotlight: speakers need a workable plan for what to say, a...
Process Improvement Spotlight: How Intel used Six Sigma to Optimize Corporate Finance Processes
Intel’s corporate finance push toward end-to-end process management is driven by two practical goals: cutting cost through standardization and...
LESSON 77 - APA STYLE OF REFERENCING || FORMATTING PRELIMINARY PAGES OF THESIS & DISSERTATIONS
APA 7th edition formatting for theses and dissertations hinges on consistency across the entire document—especially margins, spacing, pagination, and...
Using ChatGPT to Write a Research Proposal | ChatGPT prompt for research paper
A practical workflow turns ChatGPT into a section-by-section drafting assistant for master’s and doctoral research proposals—starting from a title...
Nomenclature | Poly functional Compounds | lec 06 | Dr. Rizwana
Polyfunctional compounds get their names by combining two ideas: (1) the functional group priority order that determines the parent suffix/prefix,...
Reflect Academy: Frictionless Note-taking
Frictionless note-taking is about eliminating the small delays and decisions that break the flow between a thought appearing in the mind and getting...
Are you efficient or effective?
Success hinges less on how hard people work and more on whether they’re working on the right target. Effectiveness is about outcomes—controlling what...
Ordinary Differential Equations 4 | Reducing to First Order [dark version]
Higher-order ordinary differential equations can be rewritten as first-order systems by packaging derivatives into a vector. That shift matters...
Behind the scenes writing the missing Zettelkasten workbook
A long-awaited Zettelkasten workbook in the “Atomic note-taking” style is taking shape as a practical, example-heavy guide meant to fill gaps left by...
How I get everything done with zero stress
A stress-free work and life system hinges on one practical idea: capture everything that’s taking up mental space, review it on a schedule, then turn...
Mendeley Desktop | Mendeley Reference Manager | Mendeley | Reference Management Tool
Mendeley Desktop is positioned as a free reference manager that helps researchers collect papers, organize citations, and generate...
Calendar Time Blocking: a productivity method for your notes
Calendar time blocking turns a daily task list into a scheduled plan by placing each non-meeting task directly onto a calendar at the time it will be...
Capturing tacit knowledge (contd.)
Capturing tacit knowledge from experts depends less on asking more questions and more on designing an interview and decision process that produces...
Obsidian - Candy Canvas and Canvas Style Menu
Obsidian Canvas ships with basic, square “card” layouts and limited styling—so the practical workaround is to bolt on community CSS upgrades. The...
Using the Zettelkasten method for students in the classroom
Zettelkasten note-taking can work in a classroom setting—especially when students capture notes during the live session—because active note-making...
An Interview with Bestselling Fantasy Author, TJ Klune
TJ Klune’s path to bestseller status traces back to two early forces: a childhood habit of writing and the life-changing confidence boost from...
Use Any LLM Provider with LiteLLM | Use ChatGPT, Claude, Gemini, Ollama with One API
Switching between large language model (LLM) providers can break production systems when code depends on a single vendor’s SDK. LiteLLM is presented...
my new favourite bildungsroman + gothic vignette novel | Recent Reads #62
A run of recent reads leans hard into literary strangeness—witch trials, dream-fairy tales, cult paranoia, grief monsters—yet the strongest...
Probability Theory 9 | Independence for Events [dark version]
Independence in probability is the idea that learning one event gives no information about how likely another event is. Formally, event B should not...
Backlinks vs. Tags (and when to use each)
Backlinks and tags solve different problems in note-taking: backlinks connect related notes so associations become searchable over time, while tags...
My smart daily journal workflow with Notion using Backlinks
A Notion-based daily journal workflow is built around two linked databases—one for reusable “master tags” and one for dated journal entries—so...
Keenious: Find Relevant Literature with Free AI || Get Research Ideas & Explore Further | Hindi 2024
Keenious is positioned as a free, AI-assisted literature discovery platform that turns a researcher’s “base paper” and “seed paper” into a targeted...
Algebra 9 | Group Homomorphisms
Group homomorphisms are the structure-preserving maps between two groups: they must respect the group operation in a way that makes “apply the map,...
LESSON 78 - APA STYLE OF REFERENCING: FORMATTING THE MAIN SECTIONS /BODY OF THESIS & DISSERTATIONS-1
APA 7th edition formatting for theses and dissertations must stay consistent across the entire main body—down to font choice, spacing, heading style,...
Linear Algebra 11 | Matrices [dark version]
Matrices enter linear algebra as a practical way to organize many numbers so they can later solve systems of linear equations. The core idea is...
How to plan and write your dissertation FAST (the most effective technique)
A dissertation plan that runs “top down” can make writing feel controllable—because it replaces a blank-page scramble with a ready-made structure and...
First Block: Interview with Garrett Lord, Co-Founder and CEO of Handshake
Handshake’s co-founder and CEO Garrett Lord traces the company’s rise to a simple but demanding idea: college-to-career access improves when teams...
Obsidian Vault 2.0 - Why I'm Rebuilding My Obsidian Vault from the Ground Up
A long-time Obsidian user is rebuilding their entire vault from scratch to match a new, more stable workflow—especially after leaving a 25-year job,...
I'm obsessed with this book about a queer mountain lion + small press books | recent reads 64
A queer mountain lion narrates “Open Throat” in blunt, punctuation-free fragments—an animal voice that feels uncannily accurate even as it flirts...
Obsidian Hotkeys That Will 10X Your Note taking Workflow
Obsidian hotkeys can remove the constant mouse-and-click interruptions that break focus, letting users stay in “flow” while creating, editing,...
Tips & Tricks for Writing in Logseq
Writing in Logseq becomes more productive when rough ideas are treated as modular “building blocks” that get tagged, reorganized, and then exported...
33. SEMinR Lecture Series -Moderation Analysis with Categorical Moderator
Moderation analysis in SEMinR can handle categorical moderators by treating the category (e.g., bank type) as a single-item construct and then...
Building Success: Effective Process Governance
Effective process governance is the “rules of the road” that turns business process management from a set of projects into a durable operating...
Probability Theory 32 | De Moivre–Laplace theorem
The De Moivre–Laplace theorem turns the binomial distribution into an (asymptotically) normal one, giving a practical way to approximate binomial...
How to Write a Journal Article || Simple Steps for Writing a Research Paper || Hindi
A strong journal article starts long before the first sentence: the research question and the literature gap must be identified first, then the...
Weekly Reviews in Roam Research
Weekly reviews in Roam Research work best when they’re treated as a fast capture-and-plan ritual—not a multi-hour life audit. The core goal is to (1)...
How to Learn with Problem Sheets (good and bad ones)
A good problem sheet teaches the underlying method; a bad one hides the method behind distractions or unrealistic “applications.” The clearest...
How to create a vision board that actually works (+ proof mine ALWAYS come true)
A vision board works best when it’s treated as a goal-setting and self-regulation tool—not a daily source of desperate motivation. The core problem...
XGen-7B: Long Sequence Modeling with (up to) 8K Tokens. Overview, Dataset & Google Colab Code.
Salesforce’s XGen-7B is positioned as an open 7-billion-parameter language model built for long-context work, with an input sequence length that...
CBSEM using #SmartPLS4 | 14 | Mediation Analysis using CBSEM Model in SmartPLS4
Mediation analysis hinges on separating an effect into two parts: a direct path from an independent variable to a dependent variable, and an indirect...
Oracle Database Performance Tuning - 5 Steps to Resolve Issues
Database performance problems usually fall into two buckets: system-wide bottlenecks (CPU, memory, network, processes) and query-specific slowdowns...
Create Aesthetic User Personas With Notion + Pitch [Template Included]
User personas are most useful when they function like a consistent, coherent character—complete enough to guide product decisions and marketing...
MIT App Inventor Chart - Build an Expense App with Pie Chart - Graph MIT App Inventor
MIT App Inventor’s built-in chart component can generate a clean, color-coded pie chart for a simple expense tracker—by storing each expense (amount...
NEW from OpenAI: The Swarm is coming
OpenAI’s new Swarm multi-agent API signals a shift from building standalone large language models to building an “operating system” layer for...
Supply Chain Control Towers in Action | APQC Webinar
Supply chain control towers are emerging as the practical way to turn fragmented, multi-company supply networks into coordinated decision-making—by...
NX2™ Training - Part 9 (Using Pixel Mapped Video in DYLOS™)
NX2™ Training Part 9 shows how DYLOS™ turns pixel mapping into a live, effects-driven workflow—letting lighting programmers treat video like a...
Reset and Plan with Me for Winter 2022 - Life Update and Planning
Winter 2022 planning centers on a simple pivot: after a rough stretch of travel, illness, and work overload, Ciara Feely resets her routines and...
The Emergence of "Idea Emergence" with Nick Milo - Sketch Your Mind Conference, 2025
Nick Milo’s “idea emergence” model reframes personal knowledge management as a natural process: ideas don’t just get stored—they grow from raw...
First Block: Interview with Gabe Pereyra, Co-Founder and President of Harvey
Harvey’s growth story hinges on a shift from early, high-value pilots to building the “broader machine” enterprises need: not just AI outputs, but...