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Grabuma

62813-8087-6032

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Day: October 27, 2025

Revolutionizing Mineral Valuation: Grabuma CEO Introduces AI-Powered Hybrid NPV in South Africa

Veriyadi, CEO of PT Grabuma, spoke at the International Mineral Asset Valuation event held in Sandton, Johannesburg, South Africa. The event was organized by International Mineral Valuation (IMVAL), CIMVAL of Canada, VALMIN of Australia, and SAMVAL of South Africa, and took place from October 1 to 3, 2025. Veriyadi introduced a new method for valuing […]

Grabuma
Grabuma offers modern techniques using the machine learning (ML) system and hybrid model in providing services consultancy. The modern techniques are applied to each service that we offer to our clients. In early-stage exploration, we apply the ML system to predict the metal grades towards depth based on the immature hand auger drilling penetration. In grade estimation, we develops the hybrid models that combines the artificial neural networks (ANN) and the Swarm Intelligence & Physic based intelligence- metaheuristics models. This model involves the relevant variables such as grades, lithologies, alterations and other important variables to optimize the estimation. In resource classification, this also applies the machine learning methods
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