Every day, Global University Venturing rounds up the smaller investments from across the university innovation ecosystem in its deal net.

4D Sight, a US-based ad insertion platform exploiting artificial intelligence that is backed by University of California, Berkeley’s Skydeck Fund, has raised an undisclosed amount of seed funding from video game developer Riot Games. 4D Sight’s technology embeds contextual advertising into livestreams of video games, both in real time and in highlight reels. The company, a participant in the Berkeley Skydeck accelerator programme, previously obtained an undisclosed amount from Berkeley SkyDeck Fund and private investors, though the timing could not confirmed.

Mezt, a Netherlands-based developer of technology for reducing agricultural nitrogen emissions, has been spun out of TU Delft in collaboration with Wageningen University, AD reported on Saturday. The company was incorporated in April this year and has built a device that can be used to extract nitrogen from waste produced by farm animals, limiting harms in areas such as climate change and biodiversity. Jules van Lier, professor of wastewater engineering and environmental engineering at TU Delft, is the academic founder of Mezt.