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70篇 您的检索式:作者名="A. Sam"
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1Recovery and grade prediction of pilot plant flotation column concentrate by a hybrid neural genetic algorithm显示文摘Today flotation column has become an acceptable means of froth flotation for a fairly broad range of applications, in particular the cleaning of sulfides. Even after having been used for several years in mineral processing plants, the full potential of the flotation column process is still not fully exploited. There is no prediction of process performance for the complete use of available control capabilities. The on-line estimation of grade usually requires a significant amount of work in maintenance and calibration of on-stream analyzers, in order to maintain good accuracy and high availability. These difficulties and the high cost of investment and maintenance of these devices have encouraged the approach of prediction of metal grade and recovery. In this paper, a new approach has been proposed for metallurgical performance prediction in flotation columns using Artificial Neural Network (ANN). Despite of the wide range of applications and flexibility of NNs, there is still no general framework or procedure through which the appropriate network for a specific task can be designed. Design and structural optimization of NNs is still strongly dependent upon the designer's experience. To mitigate this problem, a new method for the auto-design of NNs was used, based on Genetic Algorithm (GA). The new proposed method was evaluated by a case study in pilot plant flotation column at Sarcheshmeh copper plant. The chemical reagents dosage, froth height, air, wash water flow rates, gas holdup, Cu grade in the rougher feed, flotation column feed, column tail and final concentrate streams were used to the simulation by GANN. In this work, multi-layer NNs with Back Propagation (BP) algorithm with 8-17-10-2 and 8- 13-6-2 arrangements have been applied to predict the Cu and Mo grades and recoveries, respectively. The correlation coefficient (R) values for the testing sets for Cu and Mo grades were 0.93, 0.94 and for their recoveries were 0.93, 0.92, respectively. The results discussed in this paper indicate that the proposed model can be used to predict the Cu and Mo grades and recoveries with a reasonable error.F. Nakhaei M.R. Mosavi A. Sam 2013International Journal of Mining Science and Technology2013,23,1:5
2Clinical Presentation, Investigation, and Management of Pulmonary Vein Stenosis Complicating Ablation for Atrial Fibrillation显示文摘Douglas L. Packer Paul Keelan Thomas M. Munger Jerome F. Breen Sam Asirvatham Laura A. Peterson Kristi H. Monahan Mary F. Hauser K Chandrasekaran Lawrence J. Sinak David R. Holmes 2005Circulation2005,,5:2
3Preoperative Nutritional Status Is an Important Predictor of Survival in Patients Undergoing Surgery for Renal Cell Carcinoma显示文摘Todd M. Morgan Dominic Tang Kelly L. Stratton Daniel A. Barocas Christopher B. Anderson Justin R. Gregg Sam S. Chang Michael S. Cookson S. Duke Herrell Joseph A. Smith Peter E. Clark 2011European Urology2011,,6:2
4Targeted Epithelial Tight Junction Dysfunction Causes Immune Activation and Contributes to Development of Experimental Colitis显示文摘Liping Su Le Shen Daniel R. Clayburgh Sam C. Nalle Erika A. Sullivan Jon B. Meddings Clara Abraham Jerrold R. Turner 2009Gastroenterology2009,,2:2
5Stat3 and MMP7 Contribute to Pancreatic Ductal Adenocarcinoma Initiation and Progression显示文摘Akihisa Fukuda Sam C. Wang John P. Morris Alexandra E. Folias Angela Liou Grace E. Kim Shizuo Akira Kenneth M. Boucher Matthew A. Firpo Sean J. Mulvihill Matthias Hebrok 2011Cancer Cell2011,,:2
6microRNA-155 Regulates the Generation of Immunoglobulin Class-Switched Plasma Cells显示文摘Elena Vigorito Kerry L. Perks Cei Abreu-Goodger Sam Bunting Zou Xiang Susan Kohlhaas Partha P. Das Eric A. Miska Antony Rodriguez Allan Bradley Kenneth G.C. Smith Cristina Rada Anton J. Enright Kai-Michael Toellner Ian C.M. MacLennan Martin Turner 2007Immunity2007,,6:2
7Essential hypertension predicted by tracking of elevated blood pressure from childhood to adulthood: The Bogalusa heart study显示文摘Weihang Bao Sam A. Threefoot Sathanur R. Srinivasan Gerald S. Berenson 1995American Journal of Hypertension1995,,7:2
8Irritable bowel syndrome in female patients is associated with alterations in structural brain networks显示文摘Jennifer S. Labus Ivo D. Dinov Zhiguo Jiang Cody Ashe-McNalley Alen Zamanyan Yonggang Shi Jui-Yang Hong Arpana Gupta Kirsten Tillisch Bahar Ebrat Sam Hobel Boris A. Gutman Shantanu Joshi Paul M. Thompson Arthur W. Toga Emeran A. Mayer 2014Pain2014,,1:2
9Partial Nephrectomy Safely Preserves Renal Function In Patients With A Solitary Kidney显示文摘KENT L. ADKINS SAM S. CHANG MICHAEL S. COOKSON JOSEPH A. SMITH 2003The Journal of Urology2003,,1:1
10LAPAROSCOPIC PARTIAL NEPHRECTOMY: EFFECT OF WARM ISCHEMIA ON SERUM CREATININE显示文摘SAM B. BHAYANI KOON H. RHA PETER A. PINTO ALBERT M. ONG MOHAMAD E. ALLAF BRUCE J. TROCK THOMAS W. JARRETT LOUIS R. KAVOUSSI 2004The Journal of Urology2004,,4:1
11The ATHEROMA (Atorvastatin Therapy: Effects on Reduction of Macrophage Activity) Study显示文摘Tjun Y. Tang Simon P.S. Howarth Sam R. Miller Martin J. Graves Andrew J. Patterson Jean-Marie U-King-Im Zhi Y. Li Stewart R. Walsh Andrew P. Brown Peter J. Kirkpatrick Elizabeth A. Warburton Paul D. Hayes Kevin Varty Jonathan R. Boyle Michael E. Gaunt And 2009Journal of the American College of Cardiology2009,,22:1
12Total joint arthroplasty and the immune response显示文摘Constantine A. Toumbis John L. Kronick Paul H. Wooley Sam Nasser 1997Seminars in Arthritis and Rheumatism1997,,1:1
13Rates and patterns of landscape change in the Central Sikhote-alin Mountains, Russian Far East显示文摘Sam A. Cushman David O. Wallin 2000Landscape Ecology2000,,7:1
14Alzheimer’s disease research and development: a call for a new research roadmap显示文摘Howard H. Feldman Magali Haas Sam Gandy Darryle D. Schoepp Alan J. Cross Richard Mayeux Reisa A. Sperling Howard Fillit Diana L. Hoef Sonya Dougal Jeffrey S. Nye 2014Ann NY Acad Sci2014,,1:1
15Management Accounting: A Bibliographic Study显示文摘James W. Hesford Sung-Han (Sam) Lee Wim A. Van der Stede S. Mark Young 2007Handbooks of Management Accounting Research2007,,:1
16Clinical Presentation, Investigation, and Management of Pulmonary Vein Stenosis Complicating Ablation for Atrial Fibrillation显示文摘Douglas L. Packer Paul Keelan Thomas M. Munger Jerome F. Breen Sam Asirvatham Laura A. Peterson Kristi H. Monahan Mary F. Hauser K Chandrasekaran Lawrence J. Sinak David R. Holmes 2005Circulation2005,,5:1
17microRNA-155 Regulates the Generation of Immunoglobulin Class-Switched Plasma Cells显示文摘Elena Vigorito Kerry L. Perks Cei Abreu-Goodger Sam Bunting Zou Xiang Susan Kohlhaas Partha P. Das Eric A. Miska Antony Rodriguez Allan Bradley Kenneth G.C. Smith Cristina Rada Anton J. Enright Kai-Michael Toellner Ian C.M. MacLennan Martin Turner 2007Immunity2007,,6:1
18Oxidative Stress Measured by Urine F2-Isoprostane Level is Associated With Prostate Cancer显示文摘Daniel A. Barocas Saundra Motley Michael S. Cookson Sam S. Chang David F. Penson Qi Dai Ginger Milne L. Jackson Roberts Jason Morrow Raoul S. Concepcion Joseph A. Smith Jay H. Fowke 2011The Journal of Urology2011,,6:1
19LAPAROSCOPIC PARTIAL NEPHRECTOMY: EFFECT OF WARM ISCHEMIA ON SERUM CREATININE显示文摘SAM B. BHAYANI KOON H. RHA PETER A. PINTO ALBERT M. ONG MOHAMAD E. ALLAF BRUCE J. TROCK THOMAS W. JARRETT LOUIS R. KAVOUSSI 2004The Journal of Urology2004,,4:1
20Interleukin-10 paradox: A potent immunoregulatory cytokine that has been difficult to harness for immunotherapy显示文摘Ankit Saxena Sam Khosraviani Sanjeev Noel Divya Mohan Thomas Donner Abdel Rahim A. Hamad 2014Cytokine2014,,:1
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