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Showing: 1 to 10 of 2420 matches for "sampling errors"  Page   1   2   3   4   5   6   7   8   9  next TITLE Grade Control: How Much Money Do You Want to Lose?  SUMMARY ... 2 illustrates how blast holes would depict the bench, giving a false sense of confidence in the knowledge of the grades); • primary sampling errors, such as ... PUBLISHED 1999 TITLE Optimization Of Grade Control Sampling Based On Conditional Simulation  SUMMARY ... Other sampling errors ... The following case studies illustrate some approaches to addressing the non-quantitative aspects of sampling errors. ... AUTHOR Shaw, W.J. PUBLISHED 1999 TITLE An Evaluation of Sampling Errors in a Mineral Concentrator  SUMMARY Page 1. An Evaluation of Sampling Errors in a Mineral Concentrator PM BIRNBAUM 1 ... Page 3. EVALUAnON OF SAMPLING ERRORS IN A MINERAL CONCENTRATOR' APPENDIX ... PUBLISHED 1976 TITLE Statistical Control For The Production Of Assay Lasora Tory Standards  SUMMARY ... Because most gold ores are very heterogeneous, sampling errors would in most cases completely mask the contribution of the analytical errors. ... AUTHOR Davis, S. PUBLISHED 1995 TITLE Direct Estimation of Sampling Variance From Time Series Measurements ù Comparison to Variographic Analysis  SUMMARY ... INTRODUCTION Estimation of the sampling errors is an important part of process analysis. Pierre Gy (1992, 1998, 2004) has developed ... AUTHOR M Paakkunainen PUBLISHED 2005 TITLE Some Key Facts and Concepts in the Evolution of Sampling and Assaying Practices at Codelco  SUMMARY ... FACT TWO – AWARENESS OF SAMPLING ERRORS AND THE ROLE OF FRANCIS PITARD Another relevant action trigged by the El Abra bias was to hire the services of ... PUBLISHED 2008 TITLE Product Monitoring, Grade Control, and Ore: Waste Reconciliation at Bougainville Copper Limited (BCL)  SUMMARY ... Difficulties arise from sampling errors, configuration of the economic mineralisation, and local variations in geology. ... SAMPLING ERRORS AND TESTWORK ... PUBLISHED 1986 TITLE Plant Trial of an Under-belt Capacitance and Gamma-Ray Backscatter Gauge for on-Belt Determination of Moisture in Coal  SUMMARY ... The difference in the on-belt and off-belt gauge measurement accuracy was attributed to sampling errors in the calibration of the on- belt gauge. ... PUBLISHED 1989 TITLE Heterogeneity and IngamellsÆs Tests of Some Chilean Porphyry Ores  SUMMARY ... The application of heterogeneity test can help minimise Pierre Gy’s fundamental sampling error and to study the impact of other sampling errors. ... AUTHOR P Carrasco ; M Campos ; J Tapia ; E Me PUBLISHED 2005 TITLE Uncertainty in Soil Sampling ù A Case Study  SUMMARY ... Total sampling error The sum of the sampling errors can in general be expressed as in Equation 5. s TE ( ) = ∑ σ sampling error, sampling step 2 (5) ... AUTHOR K Luthbom ; A Lagerkvist PUBLISHED 2005 Showing: 1 to 10 of 2420 matches for "sampling errors"  Page   1   2   3   4   5   6   7   8   9  next Search Again