demo · HACKER NEWS RECOMMENDATION
Dual Photography
mm648230 · 4 HN recommenders · 4 recommendation months
Recommended by 4 Hacker News commenters across 4 months (2013–2026).
SignalTube analysis
Among 52 other demo videos tagged Computer graphics & rendering, the mean is 1.8 distinct HN recommenders. This video has 4 distinct HN recommenders, about 2.3× that mean. Recommendations span 4 distinct months; the peer average is 1.8 months. This is a data-derived comparison, not a human review or quality rating.
40% of its 10 labeled comments are marked as recommendations or strong recommendations. HN mention years are 2013–2026; those years describe discussion history, not upload date. Its verified runtime is 5 minutes 10 seconds. YouTube lists its publication date as 2009-03-28.
- Channel / speaker
- mm648230
- Verified runtime
- 5m 10s
- YouTube upload date
- 2009-03-28
- Hacker News mention years
- 2013–2026
SAME TOPIC AND FORMAT
Compare with related videos
The comparison cohort uses other demo videos in Computer graphics & rendering. “Shared recommenders” counts HN users who recommended both videos in the source graph.
| Video | HN recommenders | Recommendation months | Positive label share | Shared recommenders | Runtime | Upload date |
|---|---|---|---|---|---|---|
| Dual PhotographyCurrent video | 4 | 4 | 40% | — | 5m 10s | 2009-03-28 |
| elevated by Rgba & TBC | 4k intro (FullHD 1080p demoscene demo)demo · Demoscene High-Quality Videos (Annikras) | 7 | 10 | 67% | No recorded overlap | 3m 36s | 2011-06-26 |
| Elevated by RGBA and TBCdemo · BUTTONTANG | 7 | 7 | 58% | No recorded overlap | 3m 36s | 2009-04-12 |
| Coding Adventure: Ant and Slime Simulationsdemo · Sebastian Lague | 6 | 5 | 100% | No recorded overlap | 17m 54s | 2021-03-25 |
THREE SOURCE-BASED CONTEXT POINTS
Why Hacker News recommends it
Each note combines the dataset’s stance label and short rationale; comment bodies are not reproduced. Open the HN source for the original discussion.
The archive classifies this as a contextual reference in “Image-blaster: Creates 3D environments, SFX, and meshes from a single image”. Its short rationale: Computationally switching camera and light source in a static scene.
The archive classifies this as a contextual reference in “Non–line-of-sight imaging over 1.43km [pdf]”. Its short rationale: Photographing a playing card facing away.
The archive classifies this as a recommendation in “In a photo of a black hole, a possible key to mysteries”. Its short rationale: Demonstrates how light carries information, rendering from the light's view.