Waterar Official

: Using sensors to detect ripples in real water and projecting digital "fish" or "waves" that react to the movement.

Water that exists as water rights claims in legal documents but not in the real world is known as "paper water". California Water Impact Network waterar

If you provide a few more details—like the authors, the specific technology (e.g., "water-resistant paper" or "underwater AR"), or where you heard the name—I can help you track down the exact paper. Over Allocation - California Water Impact Network : Using sensors to detect ripples in real

There are several papers on using AR to "see" hidden water infrastructure: Over Allocation - California Water Impact Network There

: Using the refractive properties of water droplets to trigger AR content on a smartphone. 2. AR for Water Management & Visualization

: Visualizing how rising water levels would impact a specific real-world neighborhood using geolocation. 3. "Paper Water" (Conceptual)