Skew estimation for document images

... referred to as the skew angle of a document image Skew estimation is the process of detecting the skew angles and their specific locations in an image for the subsequent correction Skew estimation is ... searching for skew angle determination Peak searching for skew angle determination Results verification Results verification Skew Skew Figure 3.3 The flowchart of th...

Ngày tải lên: 16/09/2015, 08:31

... of a document s life cycle 1.2 Two grayscale document images scanned from bound volumes 3.1 A typical grayscale document image scanned from a bound volume 21 3.2 The shade boundary detected for ... Distorted Document Image from Bound Volumes , International Conference on Document Analysis and Recognition (ICDAR), pp.429-433, 2001 xii Z Zhang and C.L Tan, Re...

Ngày tải lên: 16/09/2015, 17:12

... that is system capacity In Chapter 5, the MIMO -OFDM system capacity with imperfect feedback channel is investigated In Chapter 6, the capacity variances for OFDM systems over Rayleigh and Ricean ... 6) Chapter 2: OFDM systems and MIMO systems Since the thesis studies the channel estimation for OFDM systems and system capacity for MIMO -OFDM sy...

Ngày tải lên: 20/11/2012, 11:28

... regexp built up from atomic expressions a : b (for a ∈ Σ ∪ { }, b ∈ ∆ ∪ { }) using concatenation, probabilistic union +p , and probabilistic closure ∗p For defining conditional relations, a good regexp ... synchronous PCFGs built for translation These are parameterized by the PCFG’s parameters, but add or remove strings of the PCFG to leave an improper probability distribution Fortuna...

Ngày tải lên: 20/02/2014, 21:20

... correlation between performance and various features For example, KL divergence is significantly correlated with performance for most years, with correlation of 0.4618 for the generic summaries ... classes of expected performance Poor performance was assigned to the inputs for which the average system coverage score was lower than the average for all inputs Good performance was assig...

Ngày tải lên: 22/02/2014, 02:20

... Web, pages 95103 Inderjeet Mani and Mark Maybury, editors 1999 Advances in Automatic Text Summarization The MIT Press Inderjeet Mani 2001 Automatic summarization William C Mann and Sandra A Thompson ... to assist aphasic readers In Proceedings of the AAAI-98 Workshop on Integrating Articial Intelligence and Assistive Technology R Chandrasekar, Christy Doran, and Srinivas Bangalore 1996 Moti...

Ngày tải lên: 08/03/2014, 07:20

... optimization of biochemical pathways: applications to metabolic engineering and parameter estimation Bioinformatics 14, 869883 11 Moles CG, Mendes P & Banga JR (2003) Parameter estimation in biochemical ... (Kriging) Parameter estimation in systems biology Discussion The aim of this minireview was to give a comprehensive survey of parameter estimation (i.e to discuss bot...

Ngày tải lên: 23/03/2014, 06:20

... processing for the tasks of document summarization (Lin and Bilmes, 2010) and word alignment (Lin and Bilmes, 2011) Submodular functions share a number of properties in common with convex and concave functions ... monotone submodular function yields a submodular function, and summing them all together retains submodularity, as mentioned in Section The monotonicity of R(S)...

Ngày tải lên: 23/03/2014, 16:20

... associated cost (denoted as γ(a → b)) An edit script on two trees is a sequence of edit operations changing a tree to another Consequently, the cost of an edit script is the sum of the costs of its edit ... the procedure of cost estimation Automatic Cost Optimization for TED In this section we proposed a system for estimating and optimizing the cost of each edit op...

Ngày tải lên: 23/03/2014, 17:20

... history-based probability model is choosing a method for estimating the parameters d,_1) The main difficulty with this estimation is that the history d , , di _ is of unbounded length Most probability estimation ... (becoming [S-VP ]) These transforms are undone before any evaluation is performed on the output trees We not believe these transforms have a major impact on performance,...

Ngày tải lên: 24/03/2014, 03:20

... Kasper, and Irina Temnikova 2004 Multilingual and Cross-lingual news topic tracking In Proceedings of the 20th International Conference on Computational Linguistics (COLING) Ralf Steinberger, Bruno ... Bilingual Text Corpora for CrossLanguage Information Integration In Proceedings of the 2005 ACM SIGKDD International Conference on Knowledge Discovery and Data Mining Thuy Vu, Ai Ti Aw...

Ngày tải lên: 24/03/2014, 03:20

... that generate image captions for news articles A key aspect of our approach is to allow both the visual and textual modalities to influence the generation task This is achieved through an image ... Formulation We formulate image caption generation as follows Given an image I, and a related knowledge database κ, create a natural language description C which captures the main...

Ngày tải lên: 30/03/2014, 21:20

... know that an instance of a 'technical document' can have a title and subject Database management systems - Using a database for document retrieval - page 10 Metadata search We can implement an indexed ... Integration with applications and workflow systems Database management systems - Using a database for document retrieval - page 13 Information portals...

Ngày tải lên: 31/03/2014, 20:20

... everything in the database Database management systems - Using a database for document management - page Using a database for management There are advantages to using systems that manage both document ... same database System Document Meta Data Document Documents Database Using a database for management It is often easier to create a syste...

Ngày tải lên: 31/03/2014, 20:20

... Parameter estimation for SAR micromotion target based on sparse signal representation Sha Zhu∗1,2 , Ali Mohammad-Djafari2 , Hongqiang Wang1 , Bin Deng1 , Xiang ... the parameter estimation of micromotion targets in synthetic aperture radar (SAR) , where scattering parameters and micromotion parameters of targets are coupled resulting in a nonlinear parameter ......

Ngày tải lên: 20/06/2014, 20:20