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Articles by César de Souza (Articles: 9, Technical Blogs: 4, Tip/Tricks: 2)

Articles: 9, Technical Blogs: 4, Tip/Tricks: 2

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Average article rating: 4.93

Static & Panel Controls
Label Controls
Posted: 12 Sep 2007   Updated: 24 Jun 2008   Views: 91,688   Rating: 4.61/5    Votes: 29   Popularity: 6.73
Licence: The Code Project Open License (CPOL)      Bookmarked: 108   Downloaded: 3,277
An article presenting a control capable of adding a border-like effect to any desired text
General Graphics
Scanning and Image Capture
Posted: 15 Aug 2012   Updated: 2 Dec 2014   Views: 211,452   Rating: 4.97/5    Votes: 126   Popularity: 10.43
Licence: The Code Project Open License (CPOL)      Bookmarked: 263   Downloaded: 28,871
A description of how it was possible to achieve real-time face detection with some clever ideas back in 2001.
Posted: 4 Nov 2013   Updated: 27 Aug 2014   Views: 46,653   Rating: 4.98/5    Votes: 36   Popularity: 7.74
Licence: The Code Project Open License (CPOL)      Bookmarked: 48   Downloaded: 2,687
Scientific computing for Java and Android.
Algorithms & Recipes
Posted: 1 Sep 2010   Updated: 2 Dec 2014   Views: 182,360   Rating: 4.92/5    Votes: 86   Popularity: 9.64
Licence: The Code Project Open License (CPOL)      Bookmarked: 227   Downloaded: 18,541
In a previous article, we discussed how to perform the recognition of handwritten digits using Kernel Discriminant Analysis. In this article, we will discuss some techniques to do it using Kernel Support Vector Machines.
Posted: 3 May 2010   Updated: 2 Dec 2014   Views: 184,635   Rating: 4.98/5    Votes: 143   Popularity: 10.73
Licence: The Code Project Open License (CPOL)      Bookmarked: 322   Downloaded: 19,292
Demonstration of handwritten digit recognition using Kernel Discriminant Analysis and the optical recognition of handwritten digits data set from the UCI Machine Learning Repository.
Posted: 6 Feb 2013   Updated: 3 Dec 2014   Views: 120,348   Rating: 4.95/5    Votes: 81   Popularity: 9.43
Licence: The Code Project Open License (CPOL)      Bookmarked: 139   Downloaded: 8,898
Let's understand hidden Markov models before taking a step into hidden conditional random fields.
Posted: 11 Mar 2013   Updated: 9 Dec 2014   Views: 47,644   Rating: 5.00/5    Votes: 41   Popularity: 8.06
Licence: The Code Project Open License (CPOL)      Bookmarked: 72   Downloaded: 3,016
The Hidden Conditional Random Field - or why discriminative learning is also an option.
Posted: 20 Jul 2010   Updated: 23 Dec 2014   Views: 280,993   Rating: 4.98/5    Votes: 180   Popularity: 11.23
Licence: The Code Project Open License (CPOL)      Bookmarked: 262   Downloaded: 29,772
Demonstration of automatic image stitching by interest point matching using the Accord and AForge.NET Frameworks
Posted: 15 May 2015   Updated: 25 May 2015   Views: 24,888   Rating: 4.99/5    Votes: 61   Popularity: 8.91
Licence: The Code Project Open License (CPOL)      Bookmarked: 67   Downloaded: 0
Explore your data using statistical distributions: explore, initialize, create, estimate and use statistical distributions from the Accord.NET Framework using an application based entirely on reflection.

Average blogs rating: 4.92

Posted: 31 Jan 2010   Updated: 18 Feb 2010   Views: 15,325   Rating: 4.75/5    Votes: 6   Popularity: 3.67
Licence: The Code Project Open License (CPOL)      Bookmarked: 6   Downloaded: 124
The ROC curve was developed by electrical and radar system engineers during World War II to detect enemy objects in enemy fields. The ROC analysis has been used in medicine, radiology, psychology and other areas for many decades. More recently, it has been introduced to machine learning.
Posted: 18 Feb 2010   Updated: 25 Feb 2010   Views: 32,033   Rating: 5.00/5    Votes: 12   Popularity: 5.40
Licence: The Code Project Open License (CPOL)      Bookmarked: 24   Downloaded: 2,933
Kernel principal component analysis (kernel PCA) is an extension of principal component analysis (PCA) using techniques of kernel methods. Using a kernel, the originally linear operations of PCA are done in a reproducing kernel Hilbert space with a non-linear mapping.
Posted: 30 Mar 2010   Updated: 5 Dec 2010   Views: 181,521   Rating: 4.95/5    Votes: 44   Popularity: 8.13
Licence: The Code Project Open License (CPOL)      Bookmarked: 103   Downloaded: 8,390
Hidden Markov Models (HMM) are stochastic methods to model temporal and sequence data. They are especially known for their application in temporal pattern recognition such as speech, handwriting, gesture recognition, part-of-speech tagging, musical score following and bioinformatics.
Neural Networks
Posted: 31 Jan 2010   Updated: 25 Feb 2010   Views: 41,779   Rating: 5.00/5    Votes: 9   Popularity: 4.77
Licence: The Code Project Open License (CPOL)      Bookmarked: 43   Downloaded: 1,952
A complete explanation for the totally lost, part 1 of 2. The Levenberg–Marquardt algorithm provides a numerical solution to the problem of minimizing a (generally nonlinear) function. This article shows how the Levenberg-Marquart can be used to train Neural Networks.

Average tips rating: 3.81

.NET Framework
How To
Posted: 29 Dec 2012   Updated: 31 Jan 2013   Views: 14,933   Rating: 4.50/5    Votes: 3   Popularity: 2.39
Licence: The Code Project Open License (CPOL)      Bookmarked: 15   Downloaded: 254
Just a tip about using data bindings in Windows Forms.
Uncategorised Tips and Tricks
Posted: 5 Aug 2010   Updated: 5 Aug 2010   Views: 4,950   Rating: 3.11/5    Votes: 5   Popularity: 2.00
Licence: The Code Project Open License (CPOL)      Bookmarked: 0   Downloaded: 0
Alternatively, you could just expose some public properties and raise a standard event. In the event handler you could read the properties as usual, without having to define a new EventArgs.Also if you really need to set properties on the owner, you again could just expose some public...
No reference articles have been posted.

César de Souza
Engineer Xerox Research Center Europe
Brazil Brazil
Computer and technology enthusiast, interested in artificial intelligence and image processing. Has a Master's degree on Computer Science specialized on Image and Signal Processing, with expertise on Machine Learning, Computer Vision, Pattern Recognition and Data Mining systems. Author of the Accord.NET Framework for developing scientific computing applications.

If you would like to hire good developers to build your dream application, please check out DaitanGroup, one of the top outsourcing companies in Brazil. This company, located in Brazil's Sillicon Valley but with US-based offices, has huge experience developing telecommunications software for large and small companies worldwide.

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