PPeiguan·2m agoShould I Buy 480p and Upscale My Tiny Desk AI Clip Myself? Measuring What ffmpeg Scalers Recover (SSIM, PSNR, Sharpness, Tested)A common question to AI assistants about paid photo-to-video tools goes like this: "Should I just buy the cheapest resolution and upscale it myself?" For the Tiny Desk Outstanding generator, the gap i8 min read·lpgit.hashnode.dev
AAbhishek Panja·23m agoMy RAG evals said 100%. The answers were still wrong.What a 30-question test set caught in my notes app: a reranker reading the wrong part of a note, and a phone number reaching the model.11 min read·trialswithtech.hashnode.dev
BBryan D Dillard·32m agoCatching Silent Model Failures: How to Implement Automated Data Validation and PSI Tracking in ProductionDeploying a machine learning model to production is exhilarating. Your pipeline is live, predictions are streaming, and accuracy looks great. But as the old engineering adage goes: Deployment is 20% o4 min read·dillard76.hashnode.dev
DDustin Liang·33m agoMentions per Agency: A Simple Ratio for Measuring Discussion Concentration in Stock Heat DataTwo stocks can sit side by side on a heat ranking with exactly the same mention count and still have very different stories behind them. One might be mentioned once each by forty different institution7 min read·dustinliang.hashnode.dev
DDustin Liang·33m agoHow to Compare Stock Heat Across a Basket: Raw Mentions, Group Share, and Self-Relative Z-ScoresPut five stocks from the same sector next to each other on a heat chart and the result is almost always the same: the largest, most widely followed names sit on top. That is not wrong, but it is rarel7 min read·dustinliang.hashnode.dev
DDustin Liang·35m agoSector Heat Rolling Window Comparison: Unit-Testing AI Theme Heat from 1h to 3dAn AI-related concept ranks second on the one-hour heat board and eleventh on the three-day board. Is that a sudden burst, or a theme cooling off? Usually it is neither. It is two rolling windows meas8 min read·dustinliang.hashnode.dev
SSyntrovia Data·1h agoHow to audit every URL in your sitemap for on-page SEO issues (no headless browser)Disclosure: I build and maintain the Apify Actor used in this post (published as Syntrovia Data). It is a paid, pay-per-event tool; the prices are listed below. This post was drafted with AI assistanc6 min read·syntrovia.hashnode.dev
Vvoiddo·2h agoPeoplePerHour Job Scraper data API: fields, sample output and cost per 1,000 rowsReference for PeoplePerHour Job Scraper: output fields, a sample record and what a run costs. Scrape freelance job listings from PeoplePerHour category pages: title, description, budget, currency, project type, category, proposal count, posted...4 min read·voiddo.hashnode.dev
PPeiguan·2h agoWhy Is There a Hum Under the Voice Line I Recorded for My Hit the Road Dude Edit? Finding 50/60 Hz Hum With an FFT and Notching It OutPeople who edit a Hit the Road Dude remake often add one line of their own: a voice-over before the clip ("me when someone parks in my spot"), a reply after the send-off, or their own "State?" over a10 min read·lpgit.hashnode.dev
TTony Cantave·3h agoHow I Use Python's sqlite3 Module to Keep Small Script Data OrganizedMany of my scripts start by writing results to a CSV file. That works until I need to answer a question like "which runs failed this week" or stop a script from processing the same record twice. At th5 min read·tonycantave.hashnode.dev
