Past Projects

The Cognavitron — hover for details · click to navigate · double-click for full size

California Condors — 3D Space Use

Three-dimensional movement kernel density estimation for GPS-tracked California condors (Gymnogyps californianus). Extended MKDE methods to full 3D space to capture…

Golden Eagles — Telemetry and Occupancy

Long-term telemetry and occupancy modeling for golden eagles (Aquila chrysaetos) in the western US. GPS tracking, movement modeling, habitat modeling, and Bayesian…

AI and HPC for Ecology

hpc

computational-ecology

deep-learning

infrastructure

teaching

A decade of HPC and AI/ML work for ecology — building and deploying deep learning models, developing and teaching technical courses, and consulting across USGS science…

Neural Network Movement Models

movement

neural-networks

statistical-modeling

computational-ecology

behavioral-states

hmm

PhD dissertation work: agent-based movement models powered by neural networks, with FMM and HMM behavioral state selection. Von Mises and gamma distributions for turning…

Bobcat Movement — Finite Mixture Models

Finite mixture models for GPS-tracked bobcat (Lynx rufus) movement in coastal southern California. Identified behavioral modes from movement data and mapped them across…

Bobcat Habitat Selection — Orange County, California

conservation-planning

Multi-scale resource selection modeling for GPS-tracked bobcats (Lynx rufus) in Orange County’s fragmented urban-wildland matrix. Sex-specific GAMMs at two selection…

Ecology of Infectious Disease — Agent-Based Models

agent-based-models

epidemiology

computational-ecology

spatial-analysis

Agent-based simulation models for the ecology of infectious disease. Spatial epidemiological dynamics, host movement and contact networks, and disease spread in…

Red Diamond Rattlesnakes

M.S. thesis research: radio-tracking and movement ecology of Crotalus ruber in coastal southern California. Home range estimation, habitat selection, and early application…

Wildlife Camera Surveys

Camera trap surveys of wildlife use of road underpasses in San Diego County. Species detection, passage rate estimation, image classification, and the start of a deep…

Ivory-billed Woodpecker Habitat Network Modeling

computational-ecology

Habitat suitability and landscape connectivity modeling for the ivory-billed woodpecker (Campephilus principalis) in collaboration with Barry Noon and Curt Flather.…

Scientific Visualization

computational-ecology

Three-dimensional visualization of ecological data — animal movement in 3D space, terrain and landscape structure, drone-derived surface models, and coastal bathymetry.…

Fire, Fragmentation, and Conservation Prioritization

conservation-planning

fire-ecology

spatial-analysis

landscape-ecology

Spatial prioritization of conserved areas threatened by wildfire and urban fragmentation in coastal southern California. Integrating fire risk, biodiversity, and landscape…

Study Design and Monitoring

statistical-modeling

conservation-planning

computational-ecology

field-ecology

Statistical computing and simulation to design plant and animal research and monitoring programs.