Clement, T.P.,
The Extraction of Line-Structured Data from Engineering Drawings,
PR(14), No. 1-6, 1981, pp. 43-52.
WWW Version.
BibRef
8100
Gibson, L.,
Lucas, D.,
Vectorization of Raster Images Using Hierarchical Methods,
CGIP(20), No. 1, September 1982, pp. 82-89.
WWW Version.
BibRef
8209
Pferd, W.[William],
Ramachandran, K.[Krishan],
Vector coding of computer graphics material,
US_Patent4,307,377, 12/22/1981.
HTML Version.
BibRef
8112
Jiminez, J.,
Navalon, J.L.,
Some Experiments in Image Vectorization,
IBMRD(26), No. 6, November 1982, pp. 724-734.
BibRef
8211
Pavlidis, T.,
A Vectorizer and Feature Extractor for Document Recognition,
CVGIP(35), No. 1, July 1986, pp. 111-127.
WWW Version.
BibRef
8607
Grover, D.N.[David N.],
Kleca, E.A.[Eugene A.],
Lipkie, C.A.[Curtis A.],
Method and apparatus for vectorizing documents and symbol recognition,
US_Patent4,603,431, 07/29/1986.
HTML Version.
Symbol Recognition.
BibRef
8607
Bixler, J.P.,
Watson, L.T.,
Sanford, J.P.,
Spline-Based Recognition of Straight Lines and Curves in
Engineering Line Drawings,
IVC(6), No. 4, November 1988, pp. 262-269.
WWW Version.
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8811
Walton, D.J.,
A Note on Graphics Editing of Curved Line Drawings,
CVGIP(45), No. 1, January 1989, pp. 61-67.
WWW Version.
BibRef
8901
Bhaskaran, P.[Parvathy],
Method and apparatus for recognition of graphic symbols,
US_Patent4,949,388, 08/14/1990.
HTML Version. On vectorized hand drawn graphics.
BibRef
9008
Nagasamy, V., and
Langrana, N.A.,
Engineering Drawing Processing and Vectorization System,
CVGIP(49), No. 3, March 1990, pp. 379-397.
WWW Version.
Application, Engineering Drawings.
BibRef
9003
Chen, Y.,
Langrana, N.A.,
Das, A.K.,
Perfecting Vectorized Mechanical Drawings,
CVIU(63), No. 2, March 1996, pp. 273-286.
WWW Version.
BibRef
9603
Kaneko, T.[Toru],
Line structure extraction from line-drawing images,
PR(25), No. 9, September 1992, pp. 963-973.
WWW Version.
0401
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Han, C.C.,
Fan, K.C.,
Skeleton Generation of Engineering Drawings via Contour Matching,
PR(27), No. 2, February 1994, pp. 261-275.
WWW Version.
BibRef
9402
Ablameyko, S.V.,
Bereishik, V.,
Paramonova, N.,
Marcelli, A.,
Ishikawa, S.,
Kato, N.,
Vectorization and Representation of Large-Size 2-D Line Drawing Images,
JVCIR(5), 1994, pp. 245-254.
BibRef
9400
Ablameyko, S.V.,
Bereishik, V.,
Frantskevich, O.,
Homenko, M.,
Melnik, E.,
Okun, O.,
Paramonova, N.,
A system for automatic vectorization and interpretation of map-drawings,
ICCV93(456-460).
IEEE DOI Link
0403
BibRef
Ablameyko, S.V.,
Bereishik, V.,
Frantskevich, O.,
Homenko, M.,
Paramonova, N.,
A System for Automatic Recognition of Engineering Drawing Entities,
ICPR98(Vol II: 1157-1159).
IEEE DOI Link
9808
BibRef
Earlier:
Algorithms for Recognition of the Main Engineering Drawing Entities,
ICDAR97(776-779).
IEEE DOI Link
9708
BibRef
Lagunovsky, D.[Dmitry],
Ablameyko, S.V.,
Kutas, M.,
Recognition of Integrated Circuit Images in Reverse Engineering,
ICPR98(Vol II: 1640-1642).
IEEE DOI Link
9808
BibRef
Janssen, R.D.T.,
Vossepoel, A.M.,
Adaptive Vectorization of Line Drawing Images,
CVIU(65), No. 1, January 1997, pp. 38-56.
9702
WWW Version.
BibRef
Chiang, J.Y.,
Tue, S.C.,
Leu, Y.C.,
A New Algorithm for Line Image Vectorization,
PR(31), No. 10, October 1998, pp. 1541-1549.
WWW Version.
9808
BibRef
Chang, H.H.[Hung-Hsin],
Yan, H.[Hong],
Vectorization of hand-drawn image using piecewise cubic Bezier curves
fitting,
PR(31), No. 11, November 1998, pp. 1747-1755.
WWW Version.
BibRef
9811
Zou, J.J.[Ju Jia],
Yan, H.[Hong],
Line Image Vectorization Based on Shape Partitioning and Merging,
ICPR00(Vol III: 994-997).
IEEE DOI Link
IEEE DOI Link
HTML Version.
0009
BibRef
Liu, W.Y.[Wen-Yin],
Dori, D.[Dov],
From Rasters to Vectors:
Extracting Visual Information from Line Drawings,
PAA(2), No. 1, 1999, pp. 10-21.
BibRef
9900
Dori, D.[Dov],
Liu, W.Y.[Wen-Yin],
Sparse Pixel Vectorization:
An Algorithm and Its Performance Evaluation,
PAMI(21), No. 3, March 1999, pp. 202-215.
IEEE Abstract.
WWW Version.
Document Analysis.
Engineering Drawing Analysis. Only visit selected medial axis points rather than all points.
The results are good, except for detailed graphics in the original.
BibRef
9903
Dori, D.[Dov],
Liu, W.Y.[Wen-Yin],
Performance Evaluation of Graphics Recognition Algorithms:
Principles and Applications,
ICPR98(Vol II: 1180-1182).
IEEE DOI Link
9808
BibRef
Liu, W.Y.[Wen-Yin],
Dori, D.[Dov],
A Generic Integrated Line Detection Algorithm and
Its Object-Process Specification,
CVIU(70), No. 3, June 1998, pp. 420-437.
WWW Version.
BibRef
9806
Dori, D.,
Vector-Based Arc Segmentation in the Machine Drawing Understanding
System Environment,
PAMI(17), No. 11, November 1995, pp. 1057-1068.
IEEE Abstract.
WWW Version.
Document Understanding. The paper has the code.
See also Representing Pattern Recognition-Embedded Systems through Object-Process Diagrams: The Case of the Machine Drawing Understanding System.
BibRef
9511
Dori, D.[Dov], and
Liu, W.Y.[Wen-Yin],
Stepwise Recovery of Arc Segmentation in Complex Line Environments,
IJDAR(1), No. 1, Spring 1998, pp. xx-yy.
BibRef
9800
Chai, I., and
Dori, D.,
Orthogonal Zig-Zag: An Efficient
Method for Extracting Straight Lines from Engineering Drawings,
VF91(127-136).
Selectively process only a part of the image (trace the
line) rather than the whole thing to fine the straight lines.
BibRef
9100
Dori, D.,
Liu, W.Y.,
Arc Segmentation from Complex Line Environments:
A Vector-Based Stepwise Recovery Algorithm,
ICDAR97(76-80).
IEEE DOI Link
9708
BibRef
Liu, W.Y.,
Dori, D.,
Sparse Pixel Tracking:
A Fast Vectorization Algorithm Applied to Engineering Drawings,
ICPR96(III: 808-812).
IEEE DOI Link
9608
(Technion, IL)
BibRef
Liu, W.Y.,
Dori, D.,
Incremental Arc Segmentation Algorithm and Its Evaluation,
PAMI(20), No. 4, April 1998, pp. 424-431.
IEEE Abstract.
WWW Version.
9806
BibRef
Zhai, J.[Jian],
Liu, W.Y.[Wen-Yin],
Dori, D.,
Li, Q.[Qing],
A line drawings degradation model for performance characterization,
ICDAR03(1020-1024).
IEEE Abstract.
0311
BibRef
Liu, W.Y.,
Dori, D.,
A Protocol for Performance Evaluation of Line Detection Algorithms,
MVA(9), No. 5-6, 1997, pp. 240-250.
HTML Version.
9705
BibRef
Fränti, P.,
Ageenko, E.I.,
Kolesnikov, A.,
Vectorising and Feature-Based Filtering for Line-Drawing Image
Compression,
PAA(2), No. 4, 1999, pp. 285-291.
9911
BibRef
Kolesnikov, A.[Alexander],
Fränti, P.[Pasi],
Data reduction of large vector graphics,
PR(38), No. 3, March 2005, pp. 381-394.
WWW Version.
0412
See also Compression of map images for real-time applications.
See also Lossless Compression of Map Contours by Context Tree Modeling of Chain Codes.
BibRef
Phillips, I.T.[Ihsin T.],
Chhabra, A.K.[Atul K.],
Empirical Performance Evaluation of Graphics Recognition Systems,
PAMI(21), No. 9, September 1999, pp. 849-870.
IEEE Abstract.
WWW Version.
BibRef
9909
Earlier: A2, A1:
A Benchmark for Graphics Recognition Systems,
EEMCV98(xx).
BibRef
And: A2, A1:
EEMTV98(xx)
Compare vectorization packages. Test on
I/Vector (
See also I/Vector (Vectory). ).
VPstudio (
See also VPstudio. ).
MDUS (
See also Automated CAD Conversion with the Machine Drawing Understanding System. ).
BibRef
Song, J.Q.[Ji-Qiang],
Su, F.[Feng],
Chen, J.B.[Ji-Bing],
Cai, S.[Shijie],
A Knowledge-Aided Line Network Oriented Vectorisation Method for
Engineering Drawings,
PAA(3), No. 2, 2000, pp. 132-141.
0010
BibRef
Su, F.[Feng],
Cai, S.[Shijie],
A Character Extraction and Recognition Method for Line Drawings,
CISP09(1-5).
IEEE DOI Link
0910
BibRef
Su, F.,
Song, J.Q.,
Tai, C.L.,
Cai, S.,
Dimension Recognition and Geometry Reconstruction in Vectorization of
Engineering Drawings,
CVPR01(I:710-716).
IEEE Abstract.
0110
BibRef
Song, J.Q.[Ji-Qiang],
Su, F.[Feng],
Tai, C.L.[Chiew-Lan],
Cai, S.[Shijie],
An Object-Oriented Progressive-Simplification-Based Vectorization
System for Engineering Drawings: Model, Algorithm, and Performance,
PAMI(24), No. 8, August 2002, pp. 1048-1060.
IEEE Abstract.
0208
BibRef
Song, J.[Jiqiang],
Su, F.[Feng],
Chen, J.B.[Ji-Bing],
Tai, C.L.[Chiew-Lan],
Cai, S.[Shijie],
Line Net Global Vectorization:
An Algorithm and its Performance Evaluation,
CVPR00(I: 383-388).
IEEE Abstract.
WWW Version.
0005
BibRef
I/Vector (Vectory),
1999. Product information.
Raster to vector conversion software.
WWW Version. or
WWW Version.
Vendor, Vectorization.
VextraSoft,
2000.
Raster to vector conversion software.
WWW Version.
Vendor, Vectorization.
VPstudio,
1999 Product information.
Raster to vector conversion software.
WWW Version. or
WWW Version.
Vendor, Vectorization.
Bodansky, E.[Eugene],
Pilouk, M.[Morakot],
Using local deviations of vectorization to enhance the performance of
raster-to-vector conversion systems,
IJDAR(3), No. 2, 2000, pp. 67-72.
0101
BibRef
Chen, K.Z.[Ke-Zhang],
Zhang, X.W.[Xi-Wen],
Ou, Z.Y.[Zong-Ying],
Feng, X.A.[Xin-An],
Recognition of digital curves scanned from paper drawings using genetic
algorithms,
PR(36), No. 1, January 2003, pp. 123-130.
WWW Version.
0210
BibRef
Hilaire, X.,
Tombre, K.,
Robust and Accurate Vectorization of Line Drawings,
PAMI(28), No. 6, June 2006, pp. 890-904.
IEEE DOI Link
0605
Separate into layers based on thickness, form skeletons of layers.
BibRef
Hilaire, X.,
A matching scheme to enhance performance evaluation of raster-to-vector
conversion algorithms,
ICDAR03(629-633).
IEEE Abstract.
0311
BibRef
Tombre, K.,
Tabbone, S.A.,
Vectorization in Graphics Recognition:
To Thin or Not to Thin,
ICPR00(Vol II: 91-96).
IEEE DOI Link
HTML Version.
0009
Survey, Vectorication.
BibRef
AlgoLab,
2007. Product information.
Raster to vector conversion software.
WWW Version.
Vendor, Vectorization.
DWG Tool,
2007.
Raster to vector conversion software.
WWW Version.
Vendor, Vectorization. Downloadable software.
Sivignon, I.[Isabelle],
Dupont, F.[Florent],
Chassery, J.M.[Jean-Marc],
Reversible vectorisation of 3D digital planar curves and applications,
IVC(25), No. 10, 1 October 2007, pp. 1644-1656.
WWW Version.
0709
Discrete polygon; 3D; Vectorisation; Modelling
BibRef
Koyama, K.[Kazuhiro],
Tomizawa, Y.[Yoshiaki],
Okada, M.[Minoru],
Vectorization and Precise Refractions in Beam Tracing,
IJIG(4), No. 2, April 2004, pp. 325-339.
0404
BibRef
Huang, W.,
Liu, R.,
Tan, C.L.,
Extraction of Vectorized Graphical Information from Scientific Chart
Images,
ICDAR07(521-525).
IEEE DOI Link
0709
BibRef
Bodansky, E.[Eugene],
Gribov, A.[Alexander],
Approximation of a Polyline with a Sequence of Geometric Primitives,
ICIAR06(II: 468-478).
Springer DOI Link
0610
BibRef
Gribov, A.[Alexander],
Bodansky, E.[Eugene],
Reconstruction of Orthogonal Polygonal Lines,
DAS06(462-473).
Springer DOI Link
0602
BibRef
Zhou, Y.P.[Yan-Ping],
Tan, C.L.[Chew Lim],
Coordinate systems reconstruction for graphical documents by
hough-feature clustering and geometric analysis,
ICPR04(I: 376-379).
IEEE DOI Link
0409
BibRef
Huang, W.H.[Wei-Hua],
Tan, C.L.[Chew Lim],
Leow, W.K.[Wee Kheng],
Elliptic arc vectorization for 3d pie chart recognition,
ICIP04(V: 2889-2892).
IEEE DOI Link
0505
BibRef
Gribov, A.,
Bodansky, E.,
Vectorization with the voronoi L-diagram,
ICDAR03(1015-1019).
IEEE Abstract.
0311
BibRef
Cho, S.B.[Sung-Bae],
Choy, Y.C.[Yoon-Chul],
Lee, K.H.[Kyong-Ho],
A Knowledge-Based Automated Vectorizing System for
Geographic Information System,
ICPR98(Vol II: 1546-1548).
IEEE DOI Link
9808
BibRef
Joung, H.[Hwayong],
Wong, E.K.,
Chen, Y.[Yu],
Kim, S.P.,
Document image compression using straight line extraction and block
context model,
ICIP98(I: 530-534).
IEEE DOI Link
9810
BibRef
Arias, J.F.,
Chhabra, A.,
Misra, V.,
Finding Straight Lines in Drawings,
ICDAR97(788-791).
IEEE DOI Link
9708
BibRef
Luo, H.,
Kasturi, R.,
Arias, J.F.,
Chhabra, A.,
Interpretation of Lines in Distributing Frame Drawings,
ICDAR97(66-70).
IEEE DOI Link
9708
BibRef
Tanigawa, S.,
Hori, O.,
Shimotsuji, S.,
Precise line detection from an engineering drawing using a figure
fitting method based on contours and skeletons,
ICPR94(B:356-360).
IEEE DOI Link
9410
BibRef
Jennings, C.,
Parker, J.R.,
Vision knowledge vectorization: converting raster images into vector
form,
ICPR94(A:311-315).
IEEE DOI Link
9410
BibRef
Babaguchi, N.,
Tanaka, K.,
Kitahashi, T.,
Generating of sketch map drawing from vectorized image,
ICIP94(III: 207-211).
IEEE DOI Link
9411
BibRef
Pizano, A.,
Extracting line features from images of business forms and tables,
ICPR92(III:399-403).
IEEE DOI Link
9208
BibRef
Hori, O.,
Okazaki, A.,
High Quality Vectorization based on a Generic Object Model,
SDIA92(xx-yy).
0905
BibRef
Suzuki, S.,
Ueda, N.,
Robust vectorization using graph-based thinning and reliability-based
line approximation,
CVPR91(494-500).
IEEE Abstract.
0403
BibRef
Suzuki, S.,
Graph-Based Vectorization Method for Line Patterns,
CVPR88(616-621).
IEEE Abstract.
BibRef
8800
Chapter on Edge Detection and Analysis, Lines, Segments, Curves, Corners, Hough Transform continues in
General Systems for Lines and Curves .