https://graylark.net/articles Research, field notes, and visual intelligence from Graylark, the team behind Raven. en-us © 2026 Graylark Technologies Inc. https://graylark.net/articles/geolocating-a-suspected-stolen-car https://graylark.net/articles/geolocating-a-suspected-stolen-car Thu, 03 Sep 2026 09:00:00 GMT Workflow Daniel Heinen One public listing, one low-context photo, no metadata. How Raven takes an investigator from a suspicious vehicle post to a street-level hypothesis, a visual match, an organized case, and nearby camera leads. https://graylark.net/articles/research-lab-in-service-of-customers https://graylark.net/articles/research-lab-in-service-of-customers Thu, 03 Sep 2026 09:00:00 GMT Company Daniel Heinen Graylark combines the rigor of defense research, the speed of Silicon Valley prototyping, and product design that makes advanced AI usable in the field. https://graylark.net/articles/what-is-image-geolocation https://graylark.net/articles/what-is-image-geolocation Mon, 31 Aug 2026 09:00:00 GMT Guides Daniel Heinen What image geolocation is, how it differs from GPS and reverse image search, where it breaks down, and how investigators turn a low-context image into a verified location. https://graylark.net/articles/why-we-built-geospy https://graylark.net/articles/why-we-built-geospy Sat, 29 Aug 2026 09:00:00 GMT Company Daniel Heinen GeoSpy started as a two-week experiment in a one-bedroom Boston apartment. The investigators who found it showed us what it needed to become. https://graylark.net/articles/geospy-101-ai-visual-geolocation https://graylark.net/articles/geospy-101-ai-visual-geolocation Sun, 22 Dec 2024 09:00:00 GMT Guides Daniel Heinen What GeoSpy is, how visual geolocation works, and how it evolved into Raven by Graylark. https://graylark.net/articles/where-was-this-photo-taken https://graylark.net/articles/where-was-this-photo-taken Thu, 17 Sep 2026 09:00:00 GMT Guides Daniel Heinen Wondering where a photo was taken? Learn how modern AI photo location finders analyze architecture, roads, foliage, and lighting to pinpoint locations without metadata. https://graylark.net/articles/how-to-find-photo-location-without-exif-metadata https://graylark.net/articles/how-to-find-photo-location-without-exif-metadata Thu, 17 Sep 2026 09:00:00 GMT Workflow Daniel Heinen Learn how to locate where an image was taken even when EXIF GPS metadata is completely stripped. Step-by-step investigative methods using AI geolocation, visual clues, and reverse tools. https://graylark.net/articles/top-5-visual-clues-that-reveal-photo-location https://graylark.net/articles/top-5-visual-clues-that-reveal-photo-location Thu, 17 Sep 2026 09:00:00 GMT Guides Daniel Heinen Discover the top 5 visual indicators experts and AI models use to geolocate photos: architecture, road markings, flora, utility infrastructure, and sun shadows. https://graylark.net/articles/ai-geolocation-vs-reverse-image-search https://graylark.net/articles/ai-geolocation-vs-reverse-image-search Thu, 17 Sep 2026 09:00:00 GMT Guides Daniel Heinen Reverse image search vs AI photo geolocation: learn the fundamental differences, why Google Lens fails on personal photos, and how AI finds locations from new images. https://graylark.net/articles/the-science-behind-ai-photo-geolocation https://graylark.net/articles/the-science-behind-ai-photo-geolocation Thu, 17 Sep 2026 09:00:00 GMT Workflow Daniel Heinen Explore the deep learning architectures, Vision Transformers, and hierarchical geocells that enable AI systems to estimate photo locations across Earth in milliseconds.