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Symbol spotting for architectural drawings: state-of-the-art and new industry-driven developments
This review paper offers a contemporary literature survey on symbol spotting in architectural drawing images. Research on isolated symbol recognition...
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A comparative study of graphic symbol recognition methods
From the very beginning of written scripts, contents of documents generally comprise of text, images, figures, graphs and graphic symbols. A graphic...
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Graphics Recognition
Following the discussion we have made in Chap. 1 , in this chapter, graphics recognition: graphical symbol...
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Structural Approaches
This chapter discusses a detailed study on several different (but, major) structural approachesStructural approaches for graphical symbol...
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Detecting figures and part labels in patents: competition-based development of graphics recognition algorithms
Most United States Patent and Trademark Office (USPTO) patent documents contain drawing pages which describe inventions graphically. By convention...
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Graphics Recognition Techniques
This chapter describes the most relevant approaches for the analysis of graphical documents. The graphics recognition pipeline can be splitted into...
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An Overview of Symbol Recognition
According to the Cambridge Dictionaries Online, a symbol is a sign, shape, or object that is used to represent something else. Symbol recognition is...
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Statistical segmentation and structural recognition for floor plan interpretation
A generic method for floor plan analysis and interpretation is presented in this article. The method, which is mainly inspired by the way engineers...
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Datasets and Annotations for Document Analysis and Recognition
The definition of standard frameworks for performance evaluation is a key issue in order to advance the state-of-the-art in any field of document...
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Analysis and Interpretation of Graphical Documents
This chapter is dedicated to the analysis and the interpretation of graphical documents and, as such, builds upon many of the topics covered in other...
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Building a Symbol Library from Technical Drawings by Identifying Repeating Patterns
This paper describes a novel approach for extracting a library of symbols from a large collection of line drawings. This symbol library is a compact...
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A Bag-of-Paths Based Serialized Subgraph Matching for Symbol Spotting in Line Drawings
In this paper we propose an error tolerant subgraph matching algorithm based on bag-of-paths for solving the problem of symbol spotting in line...
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Performance Evaluation of Symbol Spotting Systems
Symbol spotting systems are intended to retrieve regions of interest from a document image database where the queried symbol is likely to be found....
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A performance evaluation protocol for symbol spotting systems in terms of recognition and location indices
Symbol spotting systems are intended to retrieve regions of interest from a document image database where the queried symbol is likely to be found....
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Pattern Recognition Methods for Querying and Browsing Technical Documentation
Graphics recognition deals with the specific pattern recognition problems found in graphics-rich documents, typical technical documentation of all...
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A complete system for the analysis of architectural drawings
In this paper, we present a complete system for the analysis of architectural drawings, with the aim of reconstructing in 3D the represented...
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Symbol recognition in documents: a collection of techniques?
Various techniques have been used or simply proposed, during the last 10 years, for recognizing symbols in documents. Differences depend on both...