Category Archives: field research

Reanalysis of business visits from deployments of a mobile phone app

Updated, 20th October 2020 This reports a reanalysis of data from the deployment of a mobile phone app, as reported in: M. Yauck, L.-P. Rivest, G. Rothman, “Capture-recapture methods for data on the activation of applications on mobile phones“, Journal … Continue reading

Posted in Bayesian computational methods, biology, capture-mark-recapture, capture-recapture, Christian Robert, count data regression, cumulants, diffusion, diffusion processes, Ecological Society of America, ecology, epidemiology, experimental science, field research, Gibbs Sampling, Internet measurement, Jean-Michel Marin, linear regression, mark-recapture, mathematics, maximum likelihood, Monte Carlo Statistical Methods, multilist methods, multivariate statistics, non-mechanistic modeling, non-parametric statistics, numerics, open source scientific software, Pierre-Simon Laplace, population biology, population dynamics, quantitative biology, quantitative ecology, R, R statistical programming language, sampling, sampling algorithms, segmented package in R, statistical ecology, statistical models, statistical regression, statistical series, statistics, stepwise approximation, stochastic algorithms, surveys, V. M. R. Muggeo | 1 Comment

50,000+ golf balls, along a coast

KQED carried a story about free diver and 16 y.o. Alex Weber who discovered not only a new source of plastic pollution, but another testament to the casual, careless sloppiness of people. And Ms Weber has converted it into a … Continue reading

Posted in American Association for the Advancement of Science, an uncaring American public, coastal communities, coasts, consumption, ecological disruption, Ecological Society of America, ethics, field research, Florida, Humans have a lot to answer for, marine debris, oceans, plastics, pollution, science, sustainability, sustainable landscaping | Tagged | Leave a comment