TTharunintharunpandya.hashnode.dev·6d ago · 9 min readMultiple Linear Regression: When One Input Isn't EnoughPicture two different orders. Both are exactly 3 kilometers away from the restaurant. One arrives in 18 minutes. The other takes 35 minutes. If distance is the only thing our model looks at, it has no10
TTharunintharunpandya.hashnode.dev·Aug 13 · 10 min readGradient Descent: Walking Downhill BlindfoldedIn the last post, we built a way to measure exactly how wrong a guess is, using the cost function. Given any w and b, we can now compute a single number that tells us how badly that line fits our data10
DSDoogal Simpsonindoogal.dev·Aug 11 · 4 min readWhy Exponential Math Breaks Software ScalingTL;DR Humans struggle to intuitively grasp exponential growth and probability, like the 1-in-33-million odds of flipping 25 consecutive heads. While the gambling industry exploits this cognitive gap f00
KNKavindu Nimeshinkavindu-nimesh.hashnode.dev·Aug 9 · 44 min readNeural Ordinary Differential EquationsHi guys, so in this blog post, I want to discuss the main idea behind Neural Ordinary Differential Equations (Neural Ordinary Differential Equations, Chen et al., 2018). I want to explain to you guys 00
RSRuvarashe Shalom Nemarambainruva.hashnode.dev·Aug 8 · 10 min readThe Birth of Artificial IntelligenceIn my previous blog, I talked about how we are essentially becoming teachers to computers. We teach them patterns, give them examples, correct their mistakes, and hope that eventually they become good00
EJEva J Patelinevapatel123.hashnode.dev·Aug 8 · 9 min readBackpropagation: How Does AI Know What It Got Wrong? Explained in easy wordsYou give an AI a picture of a cat. It looks at the image and confidently says: “Dog.” Okay... interesting. But here’s the part that gets genuinely wild: How does the AI know what it needs to change? I10
VTVaibhav Tekamintech4biz-solutions.hashnode.dev·Aug 6 · 7 min readHow do we know OpenAI's Astra math proofs are real?On 1 August 2026 OpenAI announced its next model family, Astra, by publishing ten new results in mathematics and theoretical computer science, each on a problem open for at least a decade, and each sh00
RMReid Marlowinreidmarlow.hashnode.dev·Aug 1 · 5 min readOpenAI's Math Post Is Really About Audit TrailsOpenAI's Math Post Is Really About Audit Trails OpenAI published ten claimed advances in mathematics and theoretical computer science on August 1. They were produced by an internal version of Astra, i10
TTharunintharunpandya.hashnode.dev·Jul 24 · 30 min readEigenvalues and Eigenvectors, Explained for Complete Beginners — The Final Blog in the Linear Algebra for ML SeriesTake a normal photograph and stretch it sideways in an editing app — pull the left and right edges apart, like taffy. Watch what happens to different arrows you could draw on that photo. An arrow poin10
TTharunintharunpandya.hashnode.dev·Jul 22 · 25 min readMatrix Inverse, Determinant & Linear Transformation — What Actually Happens Inside a Machine Learning Model When It "Learns"A few months ago, I locked myself out of my own apartment. I stood outside, called a locksmith, and watched him work. He looked at the lock, cut a fresh key, turned it, and — click — the door opened. 10