| description | plywood,_10mm,_"Bauhaus",_18.6.2011 | 
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|---|---|---|
| label | bme-wood1 | |
| BSDF model | ward_plastic |
physical description of material from database
photo of sample (for reference only)
and name of the functional BSDF model used for fitting
photo of sample (for reference only)
and name of the functional BSDF model used for fitting
- back to BME start page
- back to BME gallery
- technical notes, e.g. on measurements & visualisation
- technical notes, BSDF models & fitting
- please note our disclaimer for all data. Thanks, pab Ltd
-
download BSDF data archive in the 7z format,
for format of data files, see pab mountain page
data measured at:
pab advanced technologies Ltd:
www.pab.eu
PAB LTD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS DATA, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS IN NO EVENT SHALL WE BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS DATA.
Pab Ltd does not endorse any product. Product names may be copyrighted by their respective manufacturers and are mentioned here for example reference only. This data does not endorse a product for a specific application. Specifications and characteristics of a product may vary with production batch.
pab advanced technologies Ltd:
www.pab.eu
PAB LTD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS DATA, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS IN NO EVENT SHALL WE BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS DATA.
Pab Ltd does not endorse any product. Product names may be copyrighted by their respective manufacturers and are mentioned here for example reference only. This data does not endorse a product for a specific application. Specifications and characteristics of a product may vary with production batch.
parameters of functional BSDF model and its errors, between model and data,
for each measured incident direction, specified by the angle theta_in (θin).
Point colour depends on phi_in (φin).
for each measured incident direction, specified by the angle theta_in (θin).
Point colour depends on phi_in (φin).
| measurement parameter | model | data for each theta_in | comparison model/data | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
msid
mid
session and measurement id in database
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theta_in
[deg]
first angle θin of incident direction measured between surface normal and incident direction. Standard polar coordinates |
phi_in
[deg]
second angle φin of incident direction measured between "up"-direction of sample and projection of incident direction onto sample. Standard polar coordinates |
name
name of functional model used in fitting process
|
chisq/n
error
square of difference between model and data summed up over all data-points, divided by number of data-points |
a1...aN
fitted parameters
optimal choice of parameters for functional BRTF model for this incident direction |
rho
direct-hemispherical reflection value ρ, calculated from measurement data. |
rho
direct-hemispherical reflection value ρ, calculated from measurement data. |
vis
BRTF,BSDF data
visualisation of measured BSDF data using mountain |
vis
model/data
visualisation of measured BSDF data divided by model data using mountain |
2D cut
data & model
cut of BSDF data and model along scatter-plane
|
2D cut
model/data
cut of division data/model along scatter-plane
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340 3167 This row contains data and model fits of measurement #3167, incident direction (θin,φin) = ( 15 , 0 ) and 81121 outgoing directions. | 15 | 0 | "ward_plastic" | 1.03e-03 | 0.73 0.066 0.32 | 0.75 | 0.74 |
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340 3171 This row contains data and model fits of measurement #3171, incident direction (θin,φin) = ( 15 , 90 ) and 81038 outgoing directions. | 15 | 90 | "ward_plastic" | 9.26e-04 | 0.76 0.24 0.5 | 0.82 | 0.74 |
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340 3168 This row contains data and model fits of measurement #3168, incident direction (θin,φin) = ( 30 , 0 ) and 80515 outgoing directions. | 30 | 0 | "ward_plastic" | 1.03e-03 | 0.75 0.067 0.35 | 0.77 | 0.75 |
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340 3172 This row contains data and model fits of measurement #3172, incident direction (θin,φin) = ( 30 , 90 ) and 80577 outgoing directions. | 30 | 90 | "ward_plastic" | 1.49e-03 | 0.79 0.26 0.53 | 0.84 | 0.75 |
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340 3169 This row contains data and model fits of measurement #3169, incident direction (θin,φin) = ( 45 , 0 ) and 80986 outgoing directions. | 45 | 0 | "ward_plastic" | 9.33e-04 | 0.78 0.077 0.41 | 0.79 | 0.77 |
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340 3173 This row contains data and model fits of measurement #3173, incident direction (θin,φin) = ( 45 , 90 ) and 81071 outgoing directions. | 45 | 90 | "ward_plastic" | 2.52e-03 | 0.88 0.37 0.67 | 0.92 | 0.76 |
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340 3170 This row contains data and model fits of measurement #3170, incident direction (θin,φin) = ( 60 , 0 ) and 81799 outgoing directions. | 60 | 0 | "ward_plastic" | 8.47e-04 | 0.82 0.12 0.53 | 0.84 | 0.79 |
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340 3174 This row contains data and model fits of measurement #3174, incident direction (θin,φin) = ( 60 , 90 ) and 81815 outgoing directions. | 60 | 90 | "ward_plastic" | 5.12e-03 | 0.96 0.4 0.72 | 0.97 | 0.78 |
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2D plots as PDF file (alternative to SVG graphics)