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Analyses of global sea surface temperature 1856–1991
Global analyses of monthly sea surface temperature (SST) anomalies from 1856 to 1991 are produced using three statistically based methods: optimal smoothing (OS), the Kalrnan filter (KF) and optimalExpand
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Unraveling the Mystery of Indian Monsoon Failure During El Niño
The 132-year historical rainfall record reveals that severe droughts in India have always been accompanied by El Niño events. Yet El Niño events have not always produced severe droughts. We showExpand
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Seasonal Cycle Shifts in Hydroclimatology over the Western United States
Abstract Analyses of streamflow, snow mass temperature, and precipitation in snowmelt-dominated river basins in the western United States indicate an advance in the timing of peak spring season flowsExpand
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A k‐nearest‐neighbor simulator for daily precipitation and other weather variables
A multivariate, nonparametric time series simulation method is provided to generate random sequences of daily weather variables that "honor" the statistical properties of the historical data of theExpand
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The Schaake Shuffle: A Method for Reconstructing Space–Time Variability in Forecasted Precipitation and Temperature Fields
Abstract A number of statistical methods that are used to provide local-scale ensemble forecasts of precipitation and temperature do not contain realistic spatial covariability between neighboringExpand
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Knowledge-sharing and influence in online social networks via viral marketing
TLDR
We propose an organizing framework for viral marketing that draws on prior theory and highlights different behavioral mechanisms underlying knowledge-sharing, influence, and compliance in online social networks. Expand
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Competition Among Virtual Communities and User Valuation: The Case of Investing-Related Communities
TLDR
This research examines the nature of trade-offs between information quantity and quality, and explores the sources of positive and negative externalities in virtual communities. Expand
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Advancing dynamical prediction of Indian monsoon rainfall
Despite advances in seasonal climate forecasting using dynamical models, skill in predicting the Indian monsoon by such methods has proven poor. Our analysis identifies a flaw in the hitherto popularExpand
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A framework for creating hybrid‐open source software communities
TLDR
This research explores how organizations can foster an environment similar to OSS to manage their software development efforts to reap its numerous advantages. Expand
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Dominant Patterns of Climate Variability in the Atlantic Ocean during the Last 136 Years
Abstract Dominant spatiotemporal patterns of joint sea surface temperature (SST) and sea level pressure (SLP) variability in the Atlantic Ocean are identified using a multivariate frequency domainExpand
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