Datavault AI Inc. files a lawsuit related to securities fraud while embarking on a Biofuel Crop Optimization Project. Calidi Biotherapeutics Inc. is featured for its genetic therapy platform for cancer treatment. Hexrate offers organic Instagram growth tools, and Couples Analytics introduces an AI-powered relationship app. Additionally, a study presents a cost-effective method for precise seafloor positioning, and researchers develop a deep learning framework for accurate vehicle positioning in GPS-denied areas using smartphones.