Works by Westfall, James A.

Results: 48

Strategic National Urban Forest Inventory for the United States.

Published in:

Journal of Forestry, 2021, v. 119, n. 1, p. 86, doi. 10.1093/jofore/fvaa047

By:

Edgar, Christopher B;
Nowak, David J;
Majewsky, Mark A;
Lister, Tonya W;
Westfall, James A;
Sonti, Nancy F

Publication type:

Article

Are Current Seedling Demographics Poised to Regenerate Northern US Forests?

Published in:

Journal of Forestry, 2019, v. 117, n. 6, p. 592, doi. 10.1093/jofore/fvz046

By:

Vickers, Lance A;
McWilliams, William H;
Knapp, Benjamin O;
D'Amato, Anthony W;
Dey, Daniel C;
Dickinson, Yvette L;
Kabrick, John M;
Kenefic, Laura S;
Kern, Christel C;
Larsen, David R;
Royo, Alejandro A;
Saunders, Michael R;
Shifley, Stephen R;
Westfall, James A

Publication type:

Article

A Call to Improve Methods for Estimating Tree Biomass for Regional and National Assessments.

Published in:

Journal of Forestry, 2015, v. 113, n. 4, p. 414, doi. 10.5849/jof.14-091

By:

Weiskittel, Aaron R.;
MacFarlane, David W.;
Radtke, Philip J.;
Affleck, David L. R.;
Temesgen, Hailemariam;
Woodall, Christopher W.;
Westfall, James A.;
Coulston, John W.

Publication type:

Article

Use of Remote Sensing Data to Improve the Efficiency of National Forest Inventories: A Case Study from the United States National Forest Inventory.

Published in:

Forests (19994907), 2020, v. 11, n. 12, p. 1364, doi. 10.3390/f11121364

By:

Lister, Andrew J.;
Andersen, Hans;
Frescino, Tracey;
Gatziolis, Demetrios;
Healey, Sean;
Heath, Linda S.;
Liknes, Greg C.;
McRoberts, Ronald;
Moisen, Gretchen G.;
Nelson, Mark;
Riemann, Rachel;
Schleeweis, Karen;
Schroeder, Todd A.;
Westfall, James;
Wilson, B. Tyler

Publication type:

Article

Estimation of Forest Disturbance from Retrospective Observations in a Broad-Scale Inventory.

Published in:

Forests (19994907), 2020, v. 11, n. 12, p. 1298, doi. 10.3390/f11121298

By:

Coulston, John W.;
Edgar, Christopher B.;
Westfall, James A.;
Taylor, Marcus E.

Publication type:

Article

An estimation method to reduce complete and partial nonresponse bias in forest inventory.

Published in:

European Journal of Forest Research, 2022, v. 141, n. 5, p. 901, doi. 10.1007/s10342-022-01480-6

By:

Westfall, James A.

Publication type:

Article

Double sampling for post-stratification in forest inventory.

Published in:

European Journal of Forest Research, 2019, v. 138, n. 3, p. 375, doi. 10.1007/s10342-019-01171-9

By:

Westfall, James A.;
Lister, Andrew J.;
Scott, Charles T.;
Weber, Thomas A.

Publication type:

Article

Effects of uncertainty in upper-stem diameter information on tree volume estimates.

Published in:

European Journal of Forest Research, 2016, v. 135, n. 5, p. 937, doi. 10.1007/s10342-016-0985-4

By:

Westfall, James;
McRoberts, Ronald;
Radtke, Philip;
Weiskittel, Aaron

Publication type:

Article

Addressing nonresponse bias in forest inventory change estimation using response homogeneity classifications.

Published in:

Forest Ecosystems (KeAi Communications Co.), 2023, v. 10, p. 1, doi. 10.1016/j.fecs.2023.100099

By:

Westfall, James A.;
Nelson, Mark D.

Publication type:

Article

A Comparison of Above-Ground Dry-Biomass Estimators for Trees in the Northeastern United States.

Published in:

Northern Journal of Applied Forestry, 2012, v. 29, n. 1, p. 26, doi. 10.5849/njaf.11-001

By:

Westfall, James A.

Publication type:

Article

New Models for Predicting Diameter at Breast Height from Stump Dimensions.

Published in:

Northern Journal of Applied Forestry, 2010, v. 27, n. 1, p. 21, doi. 10.1093/njaf/27.1.21

By:

Westfall, James A.

Publication type:

Article

Estimating change in annual timber products output using a stratified sampling with certainty design.

Published in:

Environmental & Ecological Statistics, 2022, v. 29, n. 2, p. 415, doi. 10.1007/s10651-022-00533-8

By:

Westfall, James A.;
Coulston, John W.

Publication type:

Article

Applying Ratio-of-Means Estimation for Annualized Components of Volume Change in Forest Resource Monitoring.

Published in:

Forest Science, 2024, v. 70, n. 5/6, p. 340, doi. 10.1093/forsci/fxae024

By:

Westfall, James A;
Nelson, Mark D;
Edgar, Christopher B

Publication type:

Article

Erratum to: Modeling Relations between Compacted and Uncompacted Crown Ratio for the Northern United States.

Published in:

Forest Science, 2021, v. 67, n. 2, p. 241, doi. 10.1093/forsci/fxz067

By:

Westfall, James A;
Westfall, Megan B E;
Randolph, KaDonna C

Publication type:

Article

Modeling Relations between Compacted and Uncompacted Crown Ratio for the Northern United States.

Published in:

Forest Science, 2019, v. 65, n. 5, p. 593, doi. 10.1093/forsci/fxz029

By:

Westfall, James A;
Westfall, Megan B E;
Randolph, KaDonna C

Publication type:

Article

Compatibility, Development, and Estimation of Taper and Volume Equation Systems.

Published in:

Forest Science, 2019, v. 65, n. 1, p. 1, doi. 10.1093/forsci/fxy036

By:

Zhao, Dehai;
Lynch, Thomas B;
Westfall, James;
Coulston, John;
Kane, Michael;
Adams, David E

Publication type:

Article

Annual Monitoring of US Timber Production: Rationale and Design.

Published in:

Forest Science, 2018, v. 64, n. 5, p. 533, doi. 10.1093/forsci/fxy010

By:

Coulston, John W;
Westfall, James A;
Wear, David N;
Edgar, Christopher B;
Prisley, Steven P;
Treiman, Thomas B;
Abt, Robert C;
Smith, W Brad

Publication type:

Article

Site Index Models for Tree Species in the Northeastern United States.

Published in:

Forest Science, 2017, v. 63, n. 3, p. 283, doi. 10.5849/FS-2016-090

By:

Westfall, James A.;
Hatfield, Mark A.;
Sowers, Paul A.;
O'Connell, Barbara M.

Publication type:

Article

Selection of Forest Inventory Cycle Length Based on Growth Rate and Measurement Variability.

Published in:

Forest Science, 2015, v. 61, n. 1, p. 17, doi. 10.5849/forsci.13-202

By:

Westfall, James A.

Publication type:

Article

Taper Models for Commercial Tree Species in the Northeastern United States.

Published in:

Forest Science, 2010, v. 56, n. 6, p. 515, doi. 10.1093/forestscience/56.6.515

By:

Westfall, James A.;
Scott, Charles T.

Publication type:

Article

USER-ORIENTED COMPUTER MODELING ENVIRONMENTS.

Published in:

1971

By:

Nugent, Christopher;
Vollman, Thomas E.;
Howell, A. Harold;
Schuldenfrei, Robert L.;
Westfall, James

Publication type:

Abstract

A spatial and temporal assessment of nonresponse in the national forest inventory of the U.S.

Published in:

Environmental Monitoring & Assessment, 2022, v. 194, n. 8, p. 1, doi. 10.1007/s10661-022-10219-0

By:

Westfall, James A.;
Schroeder, Todd A.;
McCollum, Joseph M.;
Patterson, Paul L.

Publication type:

Article

Relationships between population characteristics and nonresponse in urban forest inventories.

Published in:

Urban Ecosystems, 2024, v. 27, n. 2, p. 613, doi. 10.1007/s11252-023-01467-0

By:

Westfall, James A.;
Edgar, Christopher B.;
Zehnder, Rebekah

Publication type:

Article

Crown width models for woody plant species growing in urban areas of the U.S.

Published in:

Urban Ecosystems, 2020, v. 23, n. 4, p. 905, doi. 10.1007/s11252-020-00988-2

By:

Westfall, James A.;
Nowak, David J.;
Henning, Jason G.;
Lister, Tonya W.;
Edgar, Christopher B.;
Majewsky, Mark A.;
Sonti, Nancy F.

Publication type:

Article

Propagating uncertainty through individual tree volume model predictions to large-area volume estimates.

Published in:

Annals of Forest Science (BioMed Central), 2016, v. 73, n. 3, p. 625, doi. 10.1007/s13595-015-0473-x

By:

McRoberts, Ronald;
Westfall, James

Publication type:

Article

An overview of existing and promising technologies for national forest monitoring.

Published in:

Annals of Forest Science (BioMed Central), 2015, v. 72, n. 6, p. 779, doi. 10.1007/s13595-015-0463-z

By:

Henry, Matieu;
Réjou-Méchain, Maxime;
Jara, Miguel;
Wayson, Craig;
Piotto, Daniel;
Westfall, James;
Fuentes, José;
Guier, Federico;
Lombis, Héctor;
López, Edwin;
Lara, Ruby;
Rojas, Kelvin;
Águila Pasquel, Jhon;
Montoya, Álvaro;
Vega, Javier;
Galo, Abner;
López, Omar;
Marklund, Lars;
Milla, Fabián;
Jesús Návar Cahidez, José

Publication type:

Article

Nonresponse bias in change estimation: a national forest inventory example.

Published in:

Forestry: An International Journal of Forest Research, 2022, v. 95, n. 3, p. 301, doi. 10.1093/forestry/cpab056

By:

Westfall, James A;
Wilson, Barry T

Publication type:

Article

Integrating urban and national forest inventory data in support of rural–urban assessments.

Published in:

Forestry: An International Journal of Forest Research, 2018, v. 91, n. 5, p. 641, doi. 10.1093/forestry/cpy023

By:

Westfall, James A;
Patterson, Paul L;
Edgar, Christopher B

Publication type:

Article

Variation in occurrence and extent of internal stem decay in standing trees across the eastern US and Canada: evaluation of alternative modelling approaches and influential factors.

Published in:

Forestry: An International Journal of Forest Research, 2018, v. 91, n. 3, p. 382, doi. 10.1093/forestry/cpx054

By:

Frank, Jereme;
Castle, Mark E.;
Westfall, James A.;
Weiskittel, Aaron R.;
MacFarlane, David W.;
Baral, Sharad K.;
Radtke, Philip J.;
Pelletier, Gaetan

Publication type:

Article

An assessment of uncertainty in volume estimates for stands reconstructed from tree stump information.

Published in:

Forestry: An International Journal of Forest Research, 2017, v. 90, n. 3, p. 404, doi. 10.1093/forestry/cpw064

By:

Westfall, James A.;
McRoberts, Ronald E.

Publication type:

Article

Improved accuracy of aboveground biomass and carbon estimates for live trees in forests of the eastern United States.

Published in:

Forestry: An International Journal of Forest Research, 2017, v. 90, n. 1, p. 32, doi. 10.1093/forestry/cpw047

By:

Radtke, Philip;
Walker, David;
Frank, Jereme;
Weiskittel, Aaron;
DeYoung, Clara;
MacFarlane, David;
Domke, Grant;
Woodall, Christopher;
Coulston, John;
Westfall, James

Publication type:

Article

Spatial-scale considerations for a large-area forest inventory regression model.

Published in:

Forestry: An International Journal of Forest Research, 2015, v. 88, n. 2, p. 267, doi. 10.1093/forestry/cpv001

By:

Westfall, James

Publication type:

Article

Measurement uncertainty in a national forest inventory: results from the northern region of the USA.

Published in:

Canadian Journal of Forest Research, 2023, v. 53, n. 3, p. 163, doi. 10.1139/cjfr-2022-0062

By:

Yanai, Ruth D.;
Young, Alexander R.;
Campbell, John L.;
Westfall, James A.;
Barnett, Charles J.;
Dillon, Gretchen A.;
Green, Mark B.;
Woodall, Christopher W.

Publication type:

Article

Additional biomass estimation alternatives: nonlinear two- and three-stage least squares and full information maximum likelihood for slash pine.

Published in:

Canadian Journal of Forest Research, 2022, v. 52, n. 5, p. 780, doi. 10.1139/cjfr-2021-0335

By:

Zhao, Dehai;
Lynch, Thomas B.;
Westfall, James A.;
Coulston, John W.

Publication type:

Article

Evaluation of mapped-plot variance estimators across a range of partial nonresponse in a post-stratified national forest inventory.

Published in:

Canadian Journal of Forest Research, 2022, v. 52, n. 2, p. 280, doi. 10.1139/cjfr-2021-0159

By:

Westfall, James A.;
Lister, Andrew J.;
Scott, Charles T.

Publication type:

Article

Realized and potential efficiency for post-stratified estimation in a national forest inventory.

Published in:

Canadian Journal of Forest Research, 2021, v. 51, n. 10, p. 1450, doi. 10.1139/cjfr-2020-0379

By:

Westfall, James A.;
Lister, Andrew J.;
Coulston, John W.;
McRoberts, Ronald E.

Publication type:

Article

A statistical power analysis of woody carbon flux from forest inventory data.

Published in:

Climatic Change, 2013, v. 118, n. 3/4, p. 919, doi. 10.1007/s10584-012-0686-z

By:

Westfall, James;
Woodall, Christopher;
Hatfield, Mark

Publication type:

Article

Testing a generalized leaf mass estimation method for diverse tree species and climates of the continental United States.

Published in:

Ecological Applications, 2022, v. 32, n. 7, p. 1, doi. 10.1002/eap.2646

By:

Dettmann, Garret T.;
MacFarlane, David W.;
Radtke, Philip J.;
Weiskittel, Aaron R.;
Affleck, David L. R.;
Poudel, Krishna P.;
Westfall, James

Publication type:

Article

Strategies for the use of mixed-effects models in continuous forest inventories.

Published in:

Environmental Monitoring & Assessment, 2016, v. 188, n. 4, p. 245, doi. 10.1007/s10661-016-5252-0

By:

Westfall, James A.

Publication type:

Article

Precision and cost considerations for two-stage sampling in a panelized forest inventory design.

Published in:

Environmental Monitoring & Assessment, 2016, v. 188, n. 1, p. 11, doi. 10.1007/s10661-015-5002-8

By:

Westfall, James A.;
Lister, Andrew J.;
Scott, Charles T.

Publication type:

Article

Detecting change in advance tree regeneration using forest inventory data: the implications of type II error.

Published in:

Environmental Monitoring & Assessment, 2012, v. 184, n. 9, p. 5601, doi. 10.1007/s10661-011-2365-3

By:

Westfall, James;
McWilliams, William

Publication type:

Article

A primer for nonresponse in the US forest inventory and analysis program.

Published in:

Environmental Monitoring & Assessment, 2012, v. 184, n. 3, p. 1423, doi. 10.1007/s10661-011-2051-5

By:

Patterson, Paul;
Coulston, John;
Roesch, Francis;
Westfall, James;
Hill, Andrew

Publication type:

Article

Additive biomass equations for slash pine trees: comparing three modeling approaches.

Published in:

Canadian Journal of Forest Research, 2019, v. 49, n. 1, p. 27, doi. 10.1139/cjfr-2018-0246

By:

Zhao, Dehai;
Westfall, James;
Coulston, John W.;
Lynch, Thomas B.;
Bullock, Bronson P.;
Montes, Cristian R.

Publication type:

Article

Modeling browse impacts on sapling and tree recruitment across forests in the northern United States.

Published in:

Canadian Journal of Forest Research, 2017, v. 47, n. 11, p. 1474, doi. 10.1139/cjfr-2017-0155

By:

Russell, Matthew B.;
Westfall, James A.;
Woodall, Christopher W.

Publication type:

Article

Prediction of standing tree defect proportion using logistic regression and ordered decision thresholds.

Published in:

Canadian Journal of Forest Research, 2013, v. 43, n. 12, p. 1085, doi. 10.1139/cjfr-2013-0330

By:

Westfall, James A.

Publication type:

Article

Post-stratified estimation: within-strata and total sample size recommendations.

Published in:

Canadian Journal of Forest Research, 2011, v. 41, n. 5, p. 1130, doi. 10.1139/x11-031

By:

Westfall, James A.;
Patterson, Paul L.;
Coulston, John W.

Publication type:

Article

Measurement variability error for estimates of volume change.

Published in:

Canadian Journal of Forest Research, 2007, v. 37, n. 11, p. 2201, doi. 10.1139/X07-082

By:

Westfall, James A.;
Patterson, Paul L.

Publication type:

Article

Predicting past and future diameter growth for trees in the northeastern United States.

Published in:

Canadian Journal of Forest Research, 2006, v. 36, n. 6, p. 1551, doi. 10.1139/X06-045

By:

Westfall, James A.

Publication type:

Article