Projects
Selected projects spanning research, industry, and education.
Crusher Liner Wear Management System
- Full-stack platform for 3D point cloud analysis, cylindrical wear profiling, and remaining-life forecasting of industrial crusher liners.
Hyperspectral Mineral Classification Platform
- ML platform for mineral identification from VNIR/SWIR imagery using ensemble methods, CNNs, and compositional constraints.
Mining Process Optimization Platform
- End-to-end ML platform for SAG milling, flotation, and thickening optimization across multiple mining divisions.
Real-Time Material Tracking & Blending
- Digital twin for ore flow tracking, stockpile management, and blending optimization in mining operations.
Environmental Monitoring & Mitigation
- Computer vision (24-stream) and Generative AI for pollution detection, forecasting, and natural-language recommendations.
Geotechnical Risk Prediction
- ML-based prediction of rockburst and slope instability using seismic data, spatial features, and 3D block models.
HIDSAG
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Hyperspectral Image Database for Supervised Analysis in Geometallurgy. Published in Scientific Data (Nature).
Cellular Potts Model Simulator
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Interactive CPM simulator for zebrafish embryonic cell migration with deformable bodies and filopodia-driven motility.
3D Distance Profiler
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RGB-D depth profiling for granulometry — surface reconstruction, ISO 4287 roughness, and curvature analysis from depth camera data.
SOFI Super-Resolution Microscopy
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Quantum dot fluorescence analysis via higher-order cumulants, achieving sub-diffraction resolution (up to 2.45x improvement).
3D Haptic Simulation
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Octree collision detection and spring-damper force feedback for virtual object interaction via Three.js and WebSocket.
Dual Photography Lab
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Computational imaging reconstructing scenes from the projector's viewpoint via light transport matrices and SVD.
Robotic Writer
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5-DOF robotic arm simulation for letter placement using Denavit-Hartenberg kinematics and trajectory planning.
MicroMundo
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Virtual microscopy educational platform for science outreach in optics and technology.
FeelIT
- Haptic and VR interactive platform for visually impaired users — exploring tactile feedback for virtual objects.
HyClusVi
- Hyperspectral clustering and visualization for mineral analysis using convolutional autoencoders and t-SNE.
Publications
HIDSAG: Hyperspectral Image Database for Supervised Analysis in Geometallurgy
Santibañez-Leal, F.A., Ehrenfeld, A., Garrido, F., Navarro, F., & Egaña, A.
Scientific Data (Nature), 2023
Geometallurgical estimation of mineral samples from hyperspectral images and topic modelling
Santibáñez-Leal, F.A., Ehrenfeld, A., Garrido, F., Navarro, F. & Egaña, A.
18th Intl. Conf. on Mineral Processing and Geometallurgy, 2022
A Robust Stochastic Approach to Mineral Hyperspectral Analysis for Geometallurgy
Egaña, A.F., Santibáñez-Leal, F.A., Vidal, C., Díaz, G., Liberman, S. & Ehrenfeld, A.
Minerals, 2020
Ore-Waste Discrimination with Adaptive Sampling Strategy
Santibáñez-Leal, F.A., Ortiz, J.M. & Silva, J.F.
Natural Resources Research, 2020
Geological Facies Recovery Based on Weighted l1-Regularization
Calderon, H., Santibañez, F., Silva, J.F., Ortiz, J.M. & Egaña, A.
Mathematical Geosciences, 2019
Sampling Strategies for Uncertainty Reduction in Categorical Random Fields
Santibañez, F., Silva, J.F. & Ortiz, J.M.
Mathematical Geosciences, 2019
Channelized facies recovery based on weighted compressed sensing
Calderón, H., Santibañez, F., Silva, J.F., Ortiz, J. & Egaña, A.
IEEE SAM Workshop, 2016
Computational methods for analysis of dynamic events in cell migration
Castañeda, V., Cerda, M., Santibáñez, F., et al.
Current Molecular Medicine, 2014
SOFI of GABAB neurotransmitter receptors in hippocampal neurons
Huss, A., Ramírez, O., Santibáñez, F., Couve, A., Härtel, S. & Enderlein, J.
Proceedings SPIE, 2013
