Value recovery and production control in the forestry-wood chain using simulation technique

This thesis deals with value recovery and production control in the forestry–wood chain for improved competitiveness of sawmills through higher profit and better adaptation to product requirements ...

[1]  Thomas C. Maness,et al.  The Combined Optimization of Log Bucking and Sawing Strategies , 2007 .

[2]  François Grondin,et al.  A Model for the Sawing and Grading of Lumber According to Knots , 2007 .

[3]  U. Grönlund.  Quality variations in the chain log-board-blank , 2007, Holz als Roh- und Werkstoff.

[4]  S. Grundberg,et al.  Classification of scots pine (Pinus sylvestris) knots in density images from CT scanned logs , 2007, Holz als Roh- und Werkstoff.

[5]  Urban Nordmark,et al.  Value recovery and production control in bucking, log sorting, and log breakdown , 2005 .

[6]  Johan Oja,et al.  Prediction of Board Values in Pinus sylvestris Sawlogs Using X-ray Scanning and Optical Three-dimensional Scanning of Stems , 2004 .

[7]  Johan Fredriksson,et al.  Automatic grading of sawlogs: A comparison between X-ray scanning, optical three-dimensional scanning and combinations of both methods , 2004 .

[8]  Heather Fry,et al.  A user’s guide , 2003 .

[9]  Alfred Rinnhofer,et al.  Modeling Knot Geometry in Norway Spruce from Industrial CT Images , 2003, SCIA.

[10]  Per-Erik Danielsson,et al.  On 3D Scanning, Reconstruction, Enhancement, and Segmentation of Logs , 2003, SCIA.

[11]  Urban Nordmark,et al.  Models of Knots and Log Geometry of Young Pinus sylvestris Sawlogs Extracted from Computed Tomographic Images , 2003 .

[12]  Edwin D. Reilly.  Open architecture , 2003 .

[13]  Jori Uusitalo,et al.  Applying fuzzy logic to tree bucking control , 2002 .

[14]  M. Rönnqvist,et al.  Dynamic Control of Timber Production at a Sawmill with Log Sawing Optimization , 2002 .

[15]  U. Nordmark.  Integrating the bucking operation with production control in sawmilling , 2002 .

[16]  Anders Grönlund,et al.  Predicting the Stiffness of Sawn Products by X-ray Scanning of Norway Spruce Saw Logs , 2001 .

[17]  C. L. Todoroki,et al.  Volume and value variation with opening face position : An investigation with pruned softwood logs , 2001 .

[18]  Anders Grönlund,et al.  Assessing the role of the harvester within the forestry-wood chain , 2001 .

[19]  J. Oja,et al.  Evaluation of knot parameters measured automatically in CT-images of Norway spruce (Picea abies (L.) Karst.) , 2000, Holz als Roh- und Werkstoff.

[20]  L. Moberg.  Models of Internal Knot Diameter for Pinus sylvestris , 2000 .

[21]  Christina Lundgren,et al.  Predicting Log Type and Knot Size Category Using External Log Shape Data from a 3D Log Scanner , 2000 .

[22]  Tim Hermansson,et al.  Simuleringsmodell för såglinje : ett verktyg för bedömning av buffertars inverkan på produktivitet och tillgänglighet , 2000 .

[23]  Anders Grönlund,et al.  Validation of a CT-based simulator against a sawmill yield. , 2000 .

[24]  Armas Jäppinen,et al.  Automatic sorting of sawlogs by grade , 2000 .

[25]  Suchendra M. Bhandarkar,et al.  Machine Vision and Applications c ○ Springer-Verlag 1999 CATALOG: a system for detection and rendering of internal log defects using computer tomography , 1997 .

[26]  Andre Laroze,et al.  A Linear Programming, Tabu Search Method for Solving Forest-Level Bucking Optimization Problems , 1999 .

[27]  Stig Grundberg,et al.  An X-ray LogScanner : a tool for control of the sawmill process , 1999 .

[28]  W. Ames.  Mathematics in Science and Engineering , 1999 .

[29]  CONCEPTUAL METHOD FOR COMPARING YIELD FROM CURVE-SAWN AND STRAIGHT-SAWN LOGS , 1998 .

[30]  J. B. Pickens,et al.  Choosing Prices to Optimally Buck Hardwood Logs with Multiple Log-Length Demand Restrictions , 1997, Forestry sciences.

[31]  R. Barbour,et al.  Simulated stand characteristics and wood product yields from Douglas-fir plantations managed for ecosystem objectives , 1997 .

[32]  Anders Grönlund,et al.  Simulated grading of logs with an x‐ray log scanner‐grading accuracy compared with manual grading , 1997 .

[33]  Robert J. Ross,et al.  Relationship between log and lumber modulus of elasticity , 1997 .

[34]  Daniel L. Schmoldt,et al.  Automated analysis of CT images for the inspection of hardwood logs , 1996, Proceedings of International Conference on Neural Networks (ICNN'96).

[35]  M.H. Hassoun,et al.  Fundamentals of Artificial Neural Networks , 1996, Proceedings of the IEEE.

[36]  Jean-Michel Leban,et al.  Linking growth modelling to timber quality assessment for Norway spruce , 1995 .

[37]  Anders Grönlund,et al.  The Swedish stem bank : a database for different silvicultural and wood properties , 1995 .

[38]  Stig Grundberg.  Scanning for internal defects in logs , 1994 .

[39]  K. Perttu,et al.  Regional temperature and radiation indices and their adjustment to horizontal and inclined forest land , 1994 .

[40]  Philip A. Araman,et al.  The Value Versus Volume Yield Problem for Live-Sawn Hardwood Sawlogs , 1993 .

[41]  S. J. Wang,et al.  Curve sawing performance evaluation , 1992 .

[42]  K. Johansson.  Effects of initial spacing on the stem and branch properties and graded quality of Picea abies (L.) karst , 1992 .

[43]  Daniel L. Schmoldt,et al.  CT image sequence analysis for object recognition-a rule based 3-D computer vision system , 1991, Conference Proceedings 1991 IEEE International Conference on Systems, Man, and Cybernetics.

[44]  L. O. Lindgren.  Medical CAT-scanning: X-ray absorption coefficients, CT-numbers and their relation to wood density , 1991 .

[45]  Bruce C. Larson,et al.  Forest Stand Dynamics , 1990 .

[46]  R. James Barbour,et al.  Forest management and end-product quality: a Canadian perspective , 1990 .

[47]  J. M. A. Tanchoco,et al.  Computer graphics simulation of hardwood log sawing , 1988 .

[48]  Brian V. Funt,et al.  Detection of internal log defects by automatic interpretation of computer tomography images , 1987 .

[49]  B. Kowalski,et al.  Partial least-squares regression: a tutorial , 1986 .

[50]  B. Faaland,et al.  Log Bucking and Lumber Manufacturing Using Dynamic Programming , 1984 .

[51]  M. Singmin.  Simsaw - its use in assisting the timber industry. , 1980 .

[52]  Averill M. Law,et al.  The art and theory of dynamic programming , 1977 .

[53]  G. R. Sampson,et al.  Operations research application in lumber production. , 1970 .

[54]  Philip R. Larson,et al.  Wood Formation and the Concept of Wood Quality , 1969 .