Brainfeed Summaries — AI-Powered Video Summaries — Page 94
Browse AI-powered summaries of educational YouTube videos on science, technology, productivity, and more.
10,682 summaries
Master Your Literature Review Workflow: From Analysis to Writing
A practical literature-review workflow hinges on one principle: don’t let AI pick what matters. The session demonstrates how to start by reading...
Accept user input using commands and ribbon actions with Marcus Olsson
Obsidian plugin developers can give users direct control by wiring plugin behavior into two core interaction points: ribbon actions and commands....
Grok 4.1 vs Gemini 3 Pro - Which Model is THE ONE? | Prompt & Coding First Look
Grok 4.1 and Gemini 3 Pro both land near the top of current AI leaderboards, but a quick side-by-side test suggests Gemini 3 Pro may have the edge...
My PhD Application Process and 1st Year PhD Student Experience Part 1
A structured, industry-facing PhD pathway can work even when a candidate doesn’t yet know their exact research topic—so long as the application...
3 Easy Steps to Plan Your Best Year Yet - High Achievers Lock In
High achievers don’t need a bigger list of goals—they need an identity upgrade that makes those goals sustainable. The core message is that setting...
How to Write a Literature Review in 5 Simple Steps | Using AI
Ethical AI use can cut the time spent on literature reviews by about half—if it’s treated as an assistant for discovery, screening, and data...
Eden is NOT a Second Brain App... And why it changes everything!
Eden is being positioned as a “content orchestration” workspace—not a “second brain” system—and that shift changes how creators should build...
Diffusion Policy Controlling Robots - Part 2
Diffusion policy for robot control turns a noisy guess of future actions into a smooth, goal-reaching trajectory by repeatedly denoising an action...
I journaled for 5 years. Here’s what I learned.
Journaling’s biggest payoff isn’t poetic—it’s practical: writing helps people process emotions in real time, reduces rumination, and turns messy...
PLU decomposition - An Example [dark version]
PLU decomposition extends LU decomposition to cases where the first nonzero pivot in a column appears after some zeros. Instead of failing when a...
The Concept and Theory of Moderation Analysis in PLS-SEM
Moderation analysis in PLS-SEM is built for one core problem: relationships between two constructs often change depending on a third variable. That...
How to Make Your Digital Notes More Valuable | Progressive Summarization in Roam
Progressive summarization in Roam turns a long, imported note into a shorter, more reusable knowledge block by deleting what won’t matter later and...
Build projects from Smart Notes in Obsidian
The core move is turning “Smart Notes” into a practical Obsidian workflow by using a dedicated project outline inside Obsidian—then keeping reference...
Daniele Procida - Always complete, never finished
Documentation work often gets trapped in long, detailed planning cycles that delay publishing and amplify anxiety—leaving teams with “work in...
CB-SEM using #SmartPLS4 - 4 - Data Screening and Imputation - New Insights
Before any CB-SEM or SmartPLS4 analysis, data quality work determines whether the model’s results are trustworthy—especially around respondent...
Grounded theory & thematic analysis (Q & A Part 4)
A recurring theme in the Q&A is that strong academic and research performance—whether in English or in qualitative analysis—comes less from innate...
Independent Thinking in the Age of AI | PKM Summit 2026
AI’s biggest threat to thoughtful people isn’t job loss—it’s the erosion of personal agency: the risk that machines do the thinking while individuals...
Obsidian Gems of The Year 2022(Plugins)
Obsidian’s “Gems of the Year 2022” nominations spotlight plugins that make note-taking feel less like static writing and more like a connected...
Linear Algebra 38 | Set of Solutions
For a linear system written as A x = B, the solution set is either empty or it forms an affine (shifted) subspace: once one solution exists, every...
How to Organize Notes in Obsidian (Folders vs MOCs vs Tags )
The clearest takeaway is that Obsidian organization should start with low-friction navigation—using MOCs (map of content) as index nodes—while...
Qualitative data analysis - do themes "Emerge"? Or do we "Develop" them?
Qualitative analysis language matters because it shapes how researchers describe what they actually do with data. Instead of saying themes “emerge,”...
How To Organize Your Notes For Maximum Creativity AND Productivity (Kortex App)
A practical note-taking system for “knowledge work” should blend two different organizing instincts: top-down structure for active work and bottom-up...
Publish a Logseq graph to a website with Hugo & Github (deep dive with Brian Sunter)
Publishing Logseq knowledge on the open web is less about “exporting a graph” and more about building a reliable pipeline that turns Logseq pages...
First Block: Interview with Varun Anand, Co-Founder of Clay
Clay’s growth breakthrough came from turning a painfully manual, sales-led onboarding process into a self-serve engine—by iterating on real customer...
How to find the Publication Time of a Journal: From Submission to Acceptance
Journal “publication time” is best understood as the elapsed period from manuscript submission to final acceptance—not the eventual issue date—and...
How to switch to Tech Career 🔥 | Data Science | Software | Career Shift 💡
A successful career switch into tech hinges less on chasing hype and more on three practical filters: genuine technical aptitude, a credible path to...
Manifolds 7 | Continuity [dark version]
Continuity in topology is defined purely through open sets: a function between topological spaces is continuous exactly when the pre-image of every...
Fine-Tuning LLM on Your Data using Single GPU | Sentiment Analysis for Cryptocurrency Tweets
Fine-tuning Quentry 3 on a small, sentiment-labeled cryptocurrency tweet dataset can deliver a sizable accuracy jump—even when training runs on a...
All in One (8) - Infrastructure and Tooling - Full Stack Deep Learning
The push toward “all-in-one” deep learning infrastructure is about replacing a patchwork of point tools with a single system that can take models...
Ordinary Differential Equations 16 | Periodic Solutions and Fixed Points
A dynamical system’s “special” long-term behaviors—fixed points and periodic solutions—show up directly in the phase portrait, and for a...
Abstract Linear Algebra 2 | Examples of Abstract Vector Spaces [dark version]
The core takeaway is that many familiar mathematical objects become vector spaces once addition and scalar multiplication are defined in a way that...
Goal Setting Framework I Wish I Had Learned Sooner
A practical goal-setting framework centers on turning vague wishes into specific, measurable, time-bound targets—then systematically removing the...
Unbounded Operators 1 | Introduction and Definitions [dark version]
Unbounded operators are essential in functional analysis because they naturally arise in both partial differential equations and quantum...
GPT-4o API Deep Dive: Text Generation, Streaming, Vision, and Function Calling
GPT-4o’s API is positioned as a drop-in upgrade for building faster, more capable AI apps—especially when you need streaming, structured JSON...
Before you begin taking Smart Notes
Turning every piece of information into a permanent note is a fast track to burnout. The core recommendation is to slow down and build a Smart Notes...
Reflect Academy: The Power of Backlinking
Backlinks turn note-taking into a network—bi-directional links between notes—so ideas stay connected the way memory does, instead of being trapped in...
How To Use Obsidian: 4 Ways Of Getting Into The Habit
Obsidian habit-building comes down to a simple behavioral formula: make the commitment tiny, use it daily, and—if motivation still slips—attach a...
Manifolds 11 | Projective Space is a Manifold [dark version]
Real projective space P^n\mathbb{R} is shown to be a well-defined n-dimensional manifold by building an explicit atlas from the sphere S^n and the...
How to create fleeting notes from an article
Creating “fleeting notes” from an article is less about capturing everything and more about filtering for what actually changes your thinking. The...
Webinar - Mendeley for Engineers (2011-08-25)
Mendeley is positioned as an all-in-one reference manager that keeps researchers’ libraries synchronized across desktop, web, and mobile—then layers...
An Analogous Approach to Joel Chan's Synthesis Workflow - Roam Extra
A synthesis workflow built around Roam-style linked notes is presented as a practical way to stress-test research claims against evidence,...
How to Search for New Mediators for a Research Paper/Thesis?
Mediation is the go-to modeling tool for turning a simple “X affects Y” claim into a mechanism-based explanation—by inserting one or more intervening...
Multivariable Calculus 19 | Examples for Local Extrema
Local extrema in multivariable calculus hinge on two tests: the gradient must vanish at a critical point, and the Hessian matrix must have the right...
Notion New Year Planner Template (2023): NEW Sub-Items & Milestones Feature
A Notion New Year planner template is built to help users set measurable goals, break them into milestones, and then turn habits into scheduled...
Les liens comment ça marche dans Obsidian - tuto pour comprendre
Obsidian gère trois syntaxes de liens entre notes — lien le plus court, chemin relatif, et chemin absolu — et l’option choisie détermine comment les...
10 Myths about Studying Abroad in 2025 | REALITY CHECK
Studying abroad in 2025 comes with major trade-offs that rarely make it into glossy Instagram posts: independence often means doing everything...
Write the Outline of Entire Research Document With Google AI Studio ( No Paid Tool is doing this)
Google AI Studio is positioned as a free, end-to-end assistant for turning a rough research idea into a structured research document—research topic,...
Exploring DEVONthink and MarginNote
MarginNote is presented as a stress-saving bridge between PDF annotation and writing: it turns scattered highlights into a visual mind map that helps...
The Past is a Cancelled Check You've Got to Let it Go!
Holding on to past hurts—especially anger, guilt, regret, and grief—creates “energetic imprints” that keep people stuck and can damage health,...
Obsidian - Initiative Tracker - Switch Between Parties
Obsidian’s Initiative Tracker has gained a practical new feature for tabletop groups: the ability to switch between multiple parties without deleting...
10Min Research Methodology - 22(P2) - Search a Theory and How to Write Theory and Contributions
Finding which theories appear in a pile of downloaded papers can be done quickly inside a PDF library—then the real work starts: turning those...
12. SEMinR Lecture Series - Evaluating Reflective Measurement Model - Step 1: Indicator Reliability
Evaluating a reflective measurement model in PLS-SEM starts with a practical checklist: confirm indicator reliability, then check internal...
The 12 Week Year Doesn't Work | 5 Reasons Why
The 12 Week Year fails for many people not because the planning framework is inherently flawed, but because real life repeatedly breaks the...
Abstract Linear Algebra 15 | Orthogonal Projection Onto Subspace
Orthogonal projection onto a finite-dimensional subspace works the same way as in the one-dimensional case: every vector X splits uniquely into a...
CBSEM using #SmartPLS4 | 11 | Simple Structural Model Analysis
Structural model analysis in SmartPLS4 is used to test whether hypothesized relationships between latent constructs hold—while explicitly accounting...
How to Build an AI Chatbot For Customer Support that Can Cut Support Costs By Up to 30%.
An AI customer-support chatbot can be deployed quickly by grounding answers in a company’s own help-center pages, with built-in citations and a...
Docker (4) - Testing & Deployment - Full Stack Deep Learning
Docker’s core value is that it packages an application with only the binaries and libraries it needs—no guest operating system—making deployments...
How to find references for assignment
Finding credible references for an assignment starts with getting clear on the topic and the assignment rules—then using the right search tools to...
Multivariable Calculus 22 | Local Diffeomorphisms
Local diffeomorphisms formalize what coordinate changes do: they behave like smooth, invertible maps once you zoom in far enough, even when they fail...
LESSON 25 - ALPHA COEFFICIENT RELIABILITY: DETERMINING ALPHA COEFFICIENT RELIABILITY USING SPSS
Internal consistency reliability hinges on whether items in a single instrument move together. For quantitative measures administered once,...
Real Analysis Live - Problem Solving - Continuous Functions (Problems here: https://tbsom.de/live)
A piecewise “rational vs. irrational” function can look wildly discontinuous everywhere—yet still be continuous at a single point. The stream’s first...
Stop Notion. Here's Why Obsidian is the BEST Note-Taking app in 2026
Second brains fail less because of flawed methods and more because the tools demand constant upkeep—until the system collapses under its own...
AI Tools for Academic Research | Step-by-Step Guide with Dr. Jon Gruda
Academic research is moving toward a hybrid workflow: researchers keep control of the idea, judgment, and final argument, while AI tools handle...
S18E3 - Coordination Compounds, Ligands, and Complex Ions of Transition Metals
Coordination compounds are built around a charged “complex ion” made from a transition metal ion plus attached ligands, with additional counterions...
Daylio App - Advanced Statistics Explained
Mood tracking becomes actionable when Daily turns raw check-ins into comparisons: which moods show up most, which activities tend to move mood up or...
Visualize Notion Databases with Conditional Colors | Full Guide & Tutorial
Notion’s new conditional colors let database cards change color automatically based on property values—turning dense tables into at-a-glance...
7 Secrets to Choose the Right PhD Supervisor || PhD in India || Hindi || 2023 || Dr. Akash Bhoi
PhD supervisor selection isn’t a formality—it determines whether a candidate’s research journey stays guided, productive, and compliant with UGC...
10Min Research Methodology - 23 (P1) - How to Incorporate Theory in a Research Paper
A structured, logic-first approach is the key to incorporating theory into a research paper: limit theory to a manageable number (typically no more...
Resource Management (4) - Infrastructure & Tooling - Full Stack Deep Learning
Resource management in deep learning is about making shared compute usable: multiple people need to launch experiments quickly, with dependencies...
Coding and thematic analysis - these two questions will help you develop Themes
Turning a pile of codes into usable themes gets easier once the study’s purpose is treated as the filter. The core move is to ask why the research is...
Sources (2) - Data Management - Full Stack Deep Learning
Deep learning in production often hinges less on flashy model design and more on how teams source, label, and multiply data. Label-hungry approaches...
How to Learn FASTER
Learning difficult skills faster comes down to turning them into tightly scoped projects—then practicing them in the real context where the knowledge...
Google #Bard for #Research and Comparing it with #ChatGPT
Google’s experimental Bard is positioned as a research assistant that can draft literature reviews and generate reference lists, but it still comes...
Write the Docs Portland 2017: Treating Documentation like Code: a Practical Account by Jodie Putrino
Treating documentation like code matters because it keeps release-critical instructions synchronized with product development—so teams don’t scramble...
Les Bases les secrets de cette grande nouveauté dans Obsidian, tutoriel Obsidian
Obsidian’s new core “Databases” plugin turns collections of notes into queryable tables—then lets those same results appear in multiple views (table,...
Obsidian - Patreon Vault - Make New Template Buttons
A Patreon “Vault” for Obsidian is built to make TTRPG note-taking start fast—then a practical walkthrough shows how to wire its DM board buttons to...
How The Way We Draw Can Change The Way We Think
Drawing does more than make ideas look clearer—it changes how people think by turning the page into a nonlinear space for exploration. Unlike...
The Real Reason Most Men Lose Their Dreams In 2025 (And How to Get Them Back)
Most men lose their dreams not because ambition disappears, but because negative influence gradually replaces childlike curiosity with a...
DNA's secret for your Zettelkasten note-taking
Original ideas often feel out of reach when someone is mostly consuming other people’s work—highlighting, paraphrasing, and struggling to find a...
Create Far Analogies with AI in Tana
Far analogies—comparisons that keep the underlying “essence” while switching to a different domain—can unlock better problem solving, but humans are...
How to Read Swedish Household Examination Records | Swedish Genealogy
Swedish household examination records are a high-yield genealogy source because they track people by parish and household while recording precise...
How to Run a serial/sequential mediation in SPSS
Sequential mediation in SPSS lets researchers test a chain of mechanisms—an independent variable (IV) affects a first mediator, which then affects a...
3 Powerful ChatGPT prompts for Research Methodology and Design!
Qualitative research methodology often gets bogged down in abstract, jargon-heavy debates—worldviews, paradigms, epistemology, ontology—yet those...
Why People With ADHD Procrastinate
People with ADHD procrastinate largely because their brains struggle to hold a complicated task’s steps in working memory—and because chronically...
Formulas for Growth (Professional & Personal Growth) + Why It Sucks
Year-end reflection should split into two different growth strategies: professional progress works best when effort concentrates on what already...
Academic Writing with ChatGPT (Part 1 - Beginner)
Academic writing with ChatGPT is less about copying finished text and more about steering the model through careful prompting, structured workflows,...
Evaluate LLM Systems & RAGs: Choose the Best LLM Using Automatic Metrics on Your Dataset
Choosing an LLM for a real project often fails when teams rely on classical ML metrics like accuracy, F1, or regression error. Those metrics assume...
Complex Analysis 24 | Winding Number [dark version]
Winding number turns “how many times a curve loops around a point” into a precise integer you can compute with a contour integral. For a point z0 in...
The Ryan Holiday Notecard System (Heptabase tutorial)
Ryan Holiday’s 4x6 note-card system is built to turn reading into repeatable creative output: mark what resonates while reading, wait a few weeks,...
How to Set Effective Goals - Monthly Reflection and Goal Setting in Notion
Monthly goal-setting becomes effective when it starts with a structured reflection across life areas—then turns each insight into specific actions...
Intro to LLM Monitoring in Production with LangKit & WhyLabs
Large language model monitoring in production is less about chasing a single “quality score” and more about tracking a set of privacy-preserving...
tutoriel obsidian en français, créer des alias pour faciliter les recherches
Les alias dans Obsidian servent à retrouver une même note sous plusieurs noms, sans devoir dupliquer ou alourdir le titre du fichier. L’exemple...
The past and potential of Dataview with Michael Brener and Marcus Olsson
Dataview has become a metadata-and-query layer for Obsidian vaults, turning scattered Markdown notes into something closer to a searchable...
#3 Ethical ChatGPT Hacks for Research and Writing
ChatGPT can speed up academic work—without replacing a researcher’s judgment—when it’s used for targeted tasks like summarizing sources, generating...
How to Read a Research Paper?
A practical way to read research papers—and turn what’s learned into a reusable Excel database—centers on extracting a fixed set of information:...
Epistemology and ontology, interpretivism and symbolic interactionism
Qualitative research doesn’t run on “neutral” assumptions—assumptions quietly steer what researchers look for, how they interpret evidence, and which...
[Lightning Talk] Emily Axel - Process Recordings: Documenting Social Work Conversations
Process recordings—verbatim documentation of what’s said in a client session, paired with the worker’s internal reactions and supervisory...
Measure Theory 19 | Fubini's Theorem [dark version]
Fubini’s theorem turns difficult integrals over a product space into easier, iterated one-variable integrals—provided the measures involved are...
I’m stealing these note-taking methods (for Second Brain & Zettelkasten fans)
Austin Kleon’s note-taking approach centers on a simple but powerful idea: creativity accelerates when thoughts are given dedicated space—and when...
How to do Literature Review FAST with SciSpace
SciSpace’s “deep search” (deep review) turns an early, fuzzy literature review into a structured set of findings by acting like an AI research agent:...