Search Results - "Wright, S.J"

Sparse Reconstruction by Separable Approximation by Wright, S.J., Nowak, R.D., Figueiredo, M.A.T.

“…Finding sparse approximate solutions to large underdetermined linear systems of equations is a common problem in signal/image processing and statistics. Basis…”
Get full text

Beyond the fast–slow continuum: demographic dimensions structuring a tropical tree community by Rüger, Nadja, Comita, Liza S., Condit, Richard, Purves, Drew, Rosenbaum, Benjamin, Visser, Marco D., Wright, S.J, Wirth, Christian, Salguero‐Gomez, Roberto

“…Life‐history theory posits that trade‐offs between demographic rates constrain the range of viable life‐history strategies. For coexisting tropical tree…”
Get full text

Distributed MPC Strategies With Application to Power System Automatic Generation Control by Venkat, A.N., Hiskens, I.A., Rawlings, J.B., Wright, S.J.

“…A distributed model predictive control (MPC) framework, suitable for controlling large-scale networked systems such as power systems, is presented. The overall…”
Get full text

Gradient Projection for Sparse Reconstruction: Application to Compressed Sensing and Other Inverse Problems by Figueiredo, M.A.T., Nowak, R.D., Wright, S.J.

“…Many problems in signal processing and statistical inference involve finding sparse solutions to under-determined, or ill-conditioned, linear systems of…”
Get full text

Minimizing delivery cost in scalable streaming content distribution systems by Almeida, J.M., Eager, D.L., Vernon, M.K., Wright, S.J.

“…Recent scalable multicast streaming protocols for on-demand delivery of media content offer the promise of greatly reduced server and network bandwidth…”
Get full text

Multi-output multilevel best linear unbiased estimators via semidefinite programming by Croci, M., Willcox, K.E., Wright, S.J.

“…Multifidelity forward uncertainty quantification (UQ) problems often involve multiple quantities of interest and heterogeneous models (e.g., different grids,…”
Get full text

Existence and computation of infinite horizon model predictive control with active steady-state input constraints by Pannocchia, G., Wright, S.J., Rawlings, J.B.

“…This note addresses the existence and implementation of the infinite-horizon controller for the case of active steady-state input constraints. This case is…”
Get full text

Stability and optimality of distributed model predictive control by Venkat, A.N., Rawlings, J.B., Wright, S.J.

“…This article extends existing concepts in linear model predictive control (MPC) to a unified, theoretical framework for distributed MPC with guaranteed nominal…”
Get full text

Efficient generation of energetic ions in multi-ion plasmas by radio-frequency heating by Kazakov, Ye. O., Ongena, J., Wright, J. C., Wukitch, S. J., Lerche, E., Mantsinen, M. J., Van Eester, D., Craciunescu, T., Kiptily, V. G., Lin, Y., Nocente, M., Nabais, F., Nave, M. F. F., Baranov, Y., Bielecki, J., Bilato, R., Bobkov, V., Crombé, K., Czarnecka, A., Faustin, J. M., Felton, R., Fitzgerald, M., Gallart, D., Giacomelli, L., Golfinopoulos, T., Hubbard, A. E., Jacquet, Ph, Johnson, T., Lennholm, M., Loarer, T., Porkolab, M., Sharapov, S. E., Valcarcel, D., Van Schoor, M., Weisen, H.

“…We describe a new technique for the efficient generation of high-energy ions with electromagnetic ion cyclotron waves in multi-ion plasmas. The discussed…”
Get full text

Interspecific associations in seed arrival and seedling recruitment in a Neotropical forest by Wright, S. Joseph, Calderón, Osvaldo, Hernandéz, Andrés, Detto, Matteo, Jansen, Patrick A.

“…Contagious seed dispersal refers to the tendency for some sites to receive many dispersed seeds while other sites receive few dispersed seeds. Contagious…”
Get full text

Homoeostatic maintenance of nonstructural carbohydrates during the 2015–2016 El Niño drought across a tropical forest precipitation gradient by Dickman, Lee Turin, McDowell, Nate G., Grossiord, Charlotte, Collins, Adam D., Wolfe, Brett T., Detto, Matteo, Wright, S. Joseph, Medina‐Vega, José A., Goodsman, Devin, Rogers, Alistair, Serbin, Shawn P., Wu, Jin, Ely, Kim S., Michaletz, Sean T., Xu, Chonggang, Kueppers, Lara, Chambers, Jeffrey Q.

“…Nonstructural carbohydrates (NSCs) are essential for maintenance of plant metabolism and may be sensitive to short‐ and long‐term climatic variation. NSC…”
Get full text

Oxygen isotope ratios of plant available phosphate in lowland tropical forest soils by Gross, A., Turner, B.L., Wright, S.J., Tanner, E.V.J., Reichstein, M., Weiner, T., Angert, A.

“…Phosphorus (P) cycles rapidly in lowland tropical forest soils, but the process have been proven difficult to quantify. Recently it was demonstrated that…”
Get full text

Leaf functional traits of tropical forest plants in relation to growth form by SANTIAGO, L.S, WRIGHT, S.J

“…Summary 1 We tested the generality of global leaf trait relationships among 44 tropical plant species from a broad array of growth forms (trees, lianas and…”
Get full text

Are functional traits good predictors of demographic rates? Evidence from five neotropical forests by Poorter, L, Wright, S.J, Paz, H, Ackerly, D.D, Condit, R, Ibarra-Manriquez, G, Harms, K.E, Licona, J.C, Martinez-Ramos, M, Mazer, S.J, Muller-Landau, H.C, Pena-Claros, M, Webb, C.O, Wright, I.J

“…A central goal of comparative plant ecology is to understand how functional traits vary among species and to what extent this variation has adaptive value…”
Get full text

Patient preferences for stratified medicine in psoriasis: a discrete choice experiment by Dalal, G., Wright, S.J., Vass, C.M., Davison, N.J., Vander Stichele, G., Smith, C.H., Griffiths, C.E.M., Payne, K.

“…Summary Background New technologies have enabled the potential for stratified medicine in psoriasis. It is important to understand patients’ preferences to…”
Get full text

Relationships Among Ecologically Important Dimensions of Plant Trait Variation in Seven Neotropical Forests by Wright, Ian J, Ackerly, David D, Bongers, Frans, Harms, Kyle E, Ibarra-Manriquez, Guillermo, Martinez-Ramos, Miguel, Mazer, Susan J, Muller-Landau, Helene C, Paz, Horacio, Pitman, Nigel C.A, Poorter, Lourens, Silman, Miles R, Vriesendorp, Corine F, Webb, Cam O, Westoby, Mark, Wright, S. Joseph

“…BACKGROUND AND AIMS: When ecologically important plant traits are correlated they may be said to constitute an ecological 'strategy' dimension. Through…”
Get full text

Cascading effects of defaunation on the coexistence of two specialized insect seed predators by Peguero, Guille, Muller-Landau, Helene C., Jansen, Patrick A., Wright, S. Joseph

“…1. Identification of the mechanisms enabling stable coexistence of species with similar resource requirements is a central challenge in ecology. Such…”
Get full text

816 Are urological patients at increased risks of developing haemostatic complications following shock wave lithotripsy (SWL) for solitary unilateral kidney stones? by Hughes, S.F, Thomas-Wright, S.J, Banwell, J, Mushtaq, S, Williams, R, Abdulmajed, M, Shergill, I

Get full text

Non-structural carbohydrate pools in a tropical forest by Wurth, M.K.R, Pelaez-Riedl, S, Wright, S.J, Korner, C

“…The pool size of mobile, i.e. non-structural carbohydrates (NSC) in trees reflects the balance between net photosynthetic carbon uptake (source) and…”
Get full text

Are lianas increasing in importance in tropical forests? A 17-year record from Panama by Wright, S. Joseph, Calderón, Osvaldo, Hernandéz, Andrés, Paton, Steven

“…The relative importance of large lianas (woody vines) increased by 100% for stem enumerations conducted during the 1980s and 1990s in widely scattered…”
Get full text