commit a35ba4e888faa06e5a3087061057db9fc63389c5
parent c83eafb8ed146fc7dec5802d9b3ea3ee573c1108
Author: Ivan Gankevich <igankevich@ya.ru>
Date: Sun, 31 Mar 2019 14:36:33 +0300
Spell-check.
Diffstat:
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/main.tex b/main.tex
@@ -44,7 +44,7 @@ supplemented with description of sterns as a means of describing digital
geometric model. This description allows for later addition of compartments,
appendages and superstructures. These more complicated ship structures and
their characteristics (e.g. ship compartments and superstructures are
-characterised by template-based modeling) are added to initial ship hull model
+characterised by template-based modelling) are added to initial ship hull model
in separate files from the working directory of a particular experiment.
\keywords{%
@@ -110,7 +110,7 @@ is presented in tab.~\ref{tab:format}.
\addlinespace
\multirow{5}{*}{\rotatebox[origin=c]{90}{\parbox[t]{2.9cm}{\centering{}The
number of points on a curve}}} & \multicolumn{2}{l}{5. \(X(z)\)~---
- sternpost contour abcissas as a function of applicates.} \\
+ sternpost contour abscissas as a function of applicates.} \\
& \multicolumn{2}{l}{6. \(Y(z)\)~--- transom width ordinates as a
function of applicates.} \\
\addlinespace
@@ -375,7 +375,7 @@ in tab.~\ref{tab:performance}.
We chose MICW (a hull with reduced moments of inertia for the current
waterline) and Aurora ship hulls in VSL format and tanker (KVLCC2),
-containership (KCS) and navy combatant (5415) in IGES format that are freely
+container ship (KCS) and combat ship (5415) in IGES format that are freely
available on the Internet\footnote{\url{https://simman2014.dk/ship-data/}}.
VSL format showed higher performance in comparison to IGES format considering
the number of vertices and faces. The resulting triangular meshes are shown in
@@ -395,10 +395,10 @@ fig.~\ref{fig:models}.
\paragraph{Faster triangulation.} Faster triangulation is advantageous for
performing ship motion simulations on a regular workstation. This type of
-machines are usually not very powerfull and does not have a lot of memory for
+machines are usually not very powerful and does not have a lot of memory for
complicated mesh pre-processing. IGES importer uses multiple threads for
triangulation, whereas VSL does everything in one thread. Yet, it achieves
-higher peformance on a regular workstation.
+higher performance on a regular workstation.
\paragraph{Ease of editing.} Most of the VSL files from Vessel database were
written by hand. Points for frames were generated in a drawing programme by
@@ -422,7 +422,7 @@ represent it exactly. This is due to the fact that we choose the same number of
points for each frame to be able to create rectangular array of all points and
convert it to a mesh. Obvious solution to this problem is to use
non-rectangular array, but it does not come without disadvantages.
-Non-rectangular array compilcates triangle generation as we need to compute
+Non-rectangular array complicates triangle generation as we need to compute
intermediate points for smaller patches, and it would be more difficult to make
the resulting surface as smooth as the original, especially at intersections of
frames with different number of points.
@@ -463,7 +463,7 @@ We described efficient plain text format for three-dimensional ship hull
geometry called VSL. This format uses longitudinal and transversal projections
of ship lines given in analytic form. This format is easy to write by hand and
easy to use for converting legacy ship hull blueprints into digital form. We
-demostrated efficiency and viability of this format in comparison to IGES.
+demonstrated efficiency and viability of this format in comparison to IGES.
Although, there are more efficient and precise alternatives for storing ship
hull geometry, and VSL format gives only approximate representation of the
original ship hull, it is distinguished by the simplicity and efficiency.
