File list
This special page shows all uploaded files. When filtered by user, only files where that user uploaded the most recent version of the file are shown.
Date | Name | Thumbnail | Size | User | Description | Versions |
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21:42, 5 March 2011 | 4.4.2-fig61.png (file) | 228 KB | Aspange | (Illustration of calculation of the radius of the virtual circular sub-plot for a tree with diameter <math>d_i</math>. Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensing. ) | 1 | |
21:32, 5 March 2011 | 4.4.1-fig59.png (file) | 273 KB | Aspange | (Illustration of selection proportional to size (basal area) in Bitterlich sampling. Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensing. Faculty of Forest Science and Fore) | 1 | |
21:14, 5 March 2011 | 4.3-fig57.png (file) | 492 KB | Aspange | (Principle of the mirage method for border plot correction. The center of the plot is mirrored at the forest edge outside the forest. From that new point, again a circular plot is laid out and all trees tallied again which fall into it; these trees are obs) | 2 | |
21:11, 5 March 2011 | 4.3-fig56.png (file) | 387 KB | Aspange | (Different techniques applied to boundary plots. Only the mirage technique is not causing a systematic error. From left to right: mirage method, shifting the plot, enlarging the circular plot at the same location such that the plot area is maintained, and ) | 1 | |
10:16, 3 March 2011 | 4.2.6.2-fig55.png (file) | 531 KB | Aspange | (Volume over elevation estimated from the second Swiss National Forest Inventory. Reference: Kleinn C., B. Traub and C. Hoffmann 2002. A note on the slope correction and the estimation of the length of line features. Canadian Journal of Forest Research 3) | 1 | |
10:02, 3 March 2011 | 4.2.6.1-fig54.png (file) | 539 KB | Aspange | (Mean correction factor for line features as a function of terrain inclination a (bold line), assuming that the lines have a uniform distribution of angular deviation from the gradient vector. The dashed line gives the standard correction factor cos(<math>) | 1 | |
09:35, 3 March 2011 | 4.2.2-fig47.png (file) | 520 KB | Aspange | (Illustration of the inclusion zone approach: For fixed area circular plots, the inclusion zones are identical for all trees. Those trees are taken as sample trees in whose inclusion zones the sample point comes to lie. Reference: Kleinn, C. 2007. Lectur) | 2 | |
09:34, 3 March 2011 | 4.2.2-fig46.png (file) | 330 KB | Aspange | (With circular sample plots all trees are taken as sample trees that are within a defined distance (radius) from the sample point, which constitutes the plot center. Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Depa) | 2 | |
09:30, 3 March 2011 | 4.2.6-fig53.png (file) | 272 KB | Aspange | (Distribution of inclination of forest plots of the second Swiss National Forest Inventory (class 0, 0-9.99%, class 1, 10-19.99%, etc.) Reference: Kleinn C., B. Traub and C. Hoffmann 2002. A note on the slope correction and the estimation of the length ) | 1 | |
09:10, 3 March 2011 | 4.2.6-fig52.png (file) | 313 KB | Aspange | (A diagram showing an area of refer-ence and projected area into the map plane on a sloping terrain. Reference: Kleinn C., B. Traub and C. Hoffmann 2002. A note on the slope correction and the estimation of the length of line features. Canadian Journal o) | 1 | |
08:57, 3 March 2011 | 4.2.2-fig51.png (file) | 398 KB | Aspange | (Different combination of shapes for nested sub-plots. Reference: Prodan M., R. Peters, F. Cox and P. Real 1997. Mensura forestal. Serie investigación y educación en desarrollo sostenible. IICA/GTZ. 561p.) | 1 | |
08:53, 3 March 2011 | 4.2.2-fig50.png (file) | 727 KB | Aspange | (Comparison of the inclu-sion zone approach for nested circular sub-plots (B) and for fixed circu-lar plots (A). Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensing. Facult) | 1 | |
08:52, 3 March 2011 | 4.2.2-fig49.png (file) | 296 KB | Aspange | (Nested sub-plots showing 3 circular plots having different sizes, radii, but sharing same plot center Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensing. Faculty of Fores) | 1 | |
08:51, 3 March 2011 | 4.2.2-fig48.png (file) | 402 KB | Aspange | (Typical diameter distribution in a natural forest. Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensing. Faculty of Forest Science and Forest Ecology, Georg-August-Universi) | 1 | |
00:45, 2 March 2011 | 2.8.5-fig43.png (file) | 452 KB | Aspange | (Allometric functions for different tree compartments and total biomass for a Norway spruce dataset. Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensing. Faculty of Forest ) | 1 | |
00:43, 2 March 2011 | 2.8.5-fig42.png (file) | 770 KB | Aspange | (Relationship between dbh, tree height and aboveground biomass on a metric (original) scale (left) and after logarithmic transformation of the variables (right) Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Departmen) | 1 | |
22:58, 1 March 2011 | 2.8.4-fig40.png (file) | 1.31 MB | Aspange | (Schematic graphs of confidence intervals for the case of equal variances (left) and the unequal variances case as it presents itself with volume functions (right). Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Depar) | 1 | |
22:46, 1 March 2011 | 2.8.4-fig39.png (file) | 596 KB | Aspange | (Residual plot of residual volume (<math>dm^3</math> as Y-axis and ''dbh'' (cm) as X-axis showing unequal variance across ''dbh'' classes Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory ) | 1 | |
10:38, 23 February 2011 | TIF students.JPG (file) | 87 KB | Fehrmann | (Students in the field Category:Picture of the week) | 1 | |
10:37, 23 February 2011 | Miombo.jpg (file) | 93 KB | Fehrmann | (Forest Inventory in Miombo woodlands, Malawi Category:Picture of the week) | 1 | |
10:36, 23 February 2011 | Guadua.jpg (file) | 104 KB | Fehrmann | (Guadua angustifolia, Columbia) | 1 | |
15:36, 20 February 2011 | Grassdata example.jpg (file) | 70 KB | Lburgr | (Screenshot of a file-manager window displaying a GRASS database directory with locations and mapsets) | 1 | |
21:53, 18 February 2011 | 2.8.4-fig38.png (file) | 425 KB | Aspange | 1 | ||
21:23, 18 February 2011 | 2.8.3-fig37.png (file) | 774 KB | Aspange | (A typical height curve in a natural uneven-aged stand. If the forest is in a “steady state”, This curve does not change over time and can simultaneously be interpreted as growth curve. Reference: Prodan M., R. Peters, F. Cox and P. Real. 1997.Mensur) | 1 | |
20:14, 18 February 2011 | 2.8.3-fig36.png (file) | 480 KB | Aspange | (The same height curve as in Figure 2 but drawn in a grid with ln(''dbh'') on the abscissa instead of ''dbh'' only.) | 1 | |
20:08, 18 February 2011 | 2.8.3-fig35.png (file) | 825 KB | Aspange | (Simple linear regression with ln(dbh) as sole independent variable. In addition to the data points, the mean heights per 10cm dbh-class are given. In this case, the model is obviously not flexible enough to adjust well to the height values for very large ) | 1 | |
20:07, 18 February 2011 | 2.8.3-fig34.png (file) | 568 KB | Aspange | (Height curves in even aged stands exhibit typical changes over time which are depicted here simplified and schematically: they get flatter, shift right on the dbh axis and up on the height axis and cover a wider range of diameters (“become longer”).) | 1 | |
19:50, 18 February 2011 | Nodata example.jpg (file) | 658 KB | Lburgr | (A rastermap in QGIS with an open identify-feature window displaying a nodata pixel) | 1 | |
19:41, 18 February 2011 | 2.8.2-fig33.png (file) | 175 KB | Aspange | (Illustration of the least squares technique. The distance which is squared is not the perpendicular one but the distance in <math>y</math>-direction as we are interested in predictions over given values of <math>x</math>.) | 2 | |
19:26, 18 February 2011 | 2.8.2-fig32.png (file) | 474 KB | Aspange | (Straight line representing a linear regression model between variable ''X'' and ''Y''.) | 1 | |
18:52, 18 February 2011 | 2.7.2.3-tab4.png (file) | 373 KB | Aspange | („Optimal“ distribution of measurement points along a stem to determine stem volume with highest precision by interpolation with cubic splines. Three measurement points are “fixed”: at 0.2 m height (assumed felling height), at 1.3 m (dbh) and total) | 1 | |
18:36, 18 February 2011 | 2.7.2.3-fig31.png (file) | 773 KB | Aspange | (Illustration of a taper curve which models the stem shape from the tree bottom (left) to the top (right). The radius is given as a function of tree height/stem length. By rotating this curve, we obtain a solid which is a model for the stem from which the ) | 1 | |
18:25, 18 February 2011 | 2.7.2.2-fig30.png (file) | 1.15 MB | Aspange | (The four basic geometric solids for sectionwise volume calculation. Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensing. Faculty of Forest Science and Forest Ecology, Geor) | 1 | |
18:20, 18 February 2011 | 2.7.2.2-fig29.png (file) | 513 KB | Aspange | (Subdivision of a stem into sections.) | 1 | |
17:25, 18 February 2011 | 2.6.7.2-fig28.png (file) | 1.55 MB | Aspange | (Absolute ans relative form factor measurment.) | 1 | |
17:09, 18 February 2011 | 2.6.7.2-fig27.png (file) | 993 KB | Aspange | (Example of a taper curve characterizing the shape of a stem.) | 1 | |
16:37, 18 February 2011 | 2.6.6-fig26.png (file) | 820 KB | Aspange | (''1'' predominant ''2'' dominant ''3'' co-dominant ''4'' dominated ''5'' falling behind (according to Kraft)) | 1 | |
10:53, 18 February 2011 | QGIS raster transparency.jpg (file) | 140 KB | Lburgr | (A screenshot of the raster transparency tab in the QGIS raster layer properties under Ubuntu) | 1 | |
09:34, 18 February 2011 | Colormap example.jpg (file) | 220 KB | Lburgr | (Example of a rastermap displayed with the colormap option in QGIS) | 1 | |
22:51, 17 February 2011 | 2.6.4-fig25.png (file) | 204 KB | Aspange | (Increment borer. Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensing. Faculty of Forest Science and Forest Ecology, Georg-August-Universität Göttingen. 164 S.) | 1 | |
22:34, 17 February 2011 | 2.6.3-fig24.png (file) | 1.17 MB | Aspange | (''Left:'' Projection of a tree crown. ''Right:'' Crown mirror - Device to measure tree crown projection. Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensing. Faculty of F) | 1 | |
22:31, 17 February 2011 | 2.6.3-fig23.png (file) | 1.2 MB | Aspange | (Illustration of some crown attributes. Reference: Kramer, H. and Akca, A. 1995. Leitfaden zur Waldmesslehre. 3rd Edition. J.D. Sauerländers Verlag, Frankfurt. 266p.) | 1 | |
21:58, 17 February 2011 | 2.5-fig21.png (file) | 1.19 MB | Aspange | (Uneven oblique plane as used in Field Manual 2nd Swiss NFI. Reference: Brändli UB, A Herold, H Stierlin und J Zinggeler. 1994. Schweizerisches Landesforstinventar. Anleitung für die Feldaufnahmen der Erhebung 1993-1995. Birmensdorf, Eidg. Forschungsan) | 2 | |
20:54, 17 February 2011 | 2.3.4-fig20.png (file) | 87 KB | Aspange | (Height meter of Christen which utilizes the geo-metric principle of height measurements. Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensing. Faculty of Forest Science an) | 2 | |
19:51, 17 February 2011 | 2.2.7-fig15.png (file) | 85 KB | Aspange | (Relascope units in the mirror relascope. The units are on a micro scale which adjusts automatically to slope; that is, the scale becomes more and more narrower with increasing deviation from the horizontal. By that construction principle it is guaranteed ) | 1 | |
19:36, 17 February 2011 | 2.2.6-fig14.png (file) | 54 KB | Aspange | (In order to determine the diameter, the angle <math>\beta</math> and the distance <math>e_s</math> need to be determined. Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensi) | 1 | |
19:33, 17 February 2011 | 2.2.6-fig13.png (file) | 111 KB | Aspange | (Geometric principle of an optical caliper based on the measurement of an angle. Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensing. Faculty of Forest Science and Forest ) | 1 | |
19:08, 17 February 2011 | 2.2.5.3-fig12.png (file) | 64 KB | Aspange | (Measurement rinciple of an optical caliper like Wheeler's pentaprism. Reference: Kleinn, C. 2007. Lecture Notes for the Teaching Module Forest Inventory. Department of Forest Inventory and Remote Sensing. Faculty of Forest Science and Forest Ecology, G) | 1 | |
18:51, 17 February 2011 | 2.2.5.2-fig11.png (file) | 157 KB | Aspange | (The Finn caliper: fixed on a pole the tree diameter can be read up to a height of 7m. Reference: Keller M. (ed.). 2005. Schweizerisches Landesforstinventar. Anleitung für die Feldaufnahmen der Erhebung 2004-2007.) | 2 | |
18:37, 17 February 2011 | QGIS colormap dialog.jpg (file) | 176 KB | Lburgr | (Screenshot of the QGIS raster layer properties colormap dialog (in Ubuntu)) | 1 |
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