tag:blogger.com,1999:blog-88382602108177287282012-01-27T19:54:02.892-02:00Technology, guides, tutorials... whatever.César Souzahttp://www.blogger.com/profile/17553196159647542225noreply@blogger.comBlogger15316http://www.debian.org/logos/button-4.gifcesarsouzahttp://feedburner.google.comSubscribe with My Yahoo!Subscribe with My AOLSubscribe with BloglinesSubscribe with NetvibesSubscribe with GoogleSubscribe with PageflakesSubscribe with Live.comSubscribe with Excite MIXSee the full articles in http://crsouza.comtag:blogger.com,1999:blog-8838260210817728728.post-86796714343257503102012-01-04T10:20:00.000-02:002012-01-04T14:34:09.060-02:002012-01-04T14:34:09.060-02:00Decision trees are simple predictive models which map input attributes to a target value using simple conditional rules. Trees are commonly used in problems whose solutions must be readily... <p><a href="http://feedads.g.doubleclick.net/~a/s2SMU8gLIF20X0vz_qJML_zDkM4/0/da"><img src="http://feedads.g.doubleclick.net/~a/s2SMU8gLIF20X0vz_qJML_zDkM4/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/s2SMU8gLIF20X0vz_qJML_zDkM4/1/da"><img src="http://feedads.g.doubleclick.net/~a/s2SMU8gLIF20X0vz_qJML_zDkM4/1/di" border="0" ismap="true"></img></a></p><div class="feedflare"> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M-3qldSEMD8:MZp8JUYYQZ0:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=yIl2AUoC8zA" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M-3qldSEMD8:MZp8JUYYQZ0:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=M-3qldSEMD8:MZp8JUYYQZ0:V_sGLiPBpWU" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M-3qldSEMD8:MZp8JUYYQZ0:gIN9vFwOqvQ"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=M-3qldSEMD8:MZp8JUYYQZ0:gIN9vFwOqvQ" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M-3qldSEMD8:MZp8JUYYQZ0:qj6IDK7rITs"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=qj6IDK7rITs" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M-3qldSEMD8:MZp8JUYYQZ0:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=M-3qldSEMD8:MZp8JUYYQZ0:F7zBnMyn0Lo" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M-3qldSEMD8:MZp8JUYYQZ0:I9og5sOYxJI"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=I9og5sOYxJI" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M-3qldSEMD8:MZp8JUYYQZ0:G79ilh31hkQ"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=G79ilh31hkQ" border="0"></img></a> </div><img src="http://feeds.feedburner.com/~r/cesarsouza/~4/M-3qldSEMD8" height="1" width="1"/>César Souzahttp://www.blogger.com/profile/17553196159647542225noreply@blogger.com0http://crsouza.blogspot.com/2012/01/decision-trees-in-c.htmltag:blogger.com,1999:blog-8838260210817728728.post-31221276399049471122011-07-01T21:17:00.002-03:002011-07-01T21:30:24.150-03:002011-07-01T21:30:24.150-03:00A new version (2.2.0) of the Accord.NET Framework has just been released. This new version introduces many new features, fixes and improvements. The most interesting additions are certainly the... <p><a href="http://feedads.g.doubleclick.net/~a/GxmR1SIRQdiJ6GHJhQ8lIM_usJU/0/da"><img src="http://feedads.g.doubleclick.net/~a/GxmR1SIRQdiJ6GHJhQ8lIM_usJU/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/GxmR1SIRQdiJ6GHJhQ8lIM_usJU/1/da"><img src="http://feedads.g.doubleclick.net/~a/GxmR1SIRQdiJ6GHJhQ8lIM_usJU/1/di" border="0" ismap="true"></img></a></p><div class="feedflare"> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=JEsdA-Yhyd4:Ur72aWMX-Nc:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=yIl2AUoC8zA" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=JEsdA-Yhyd4:Ur72aWMX-Nc:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=JEsdA-Yhyd4:Ur72aWMX-Nc:V_sGLiPBpWU" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=JEsdA-Yhyd4:Ur72aWMX-Nc:gIN9vFwOqvQ"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=JEsdA-Yhyd4:Ur72aWMX-Nc:gIN9vFwOqvQ" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=JEsdA-Yhyd4:Ur72aWMX-Nc:qj6IDK7rITs"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=qj6IDK7rITs" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=JEsdA-Yhyd4:Ur72aWMX-Nc:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=JEsdA-Yhyd4:Ur72aWMX-Nc:F7zBnMyn0Lo" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=JEsdA-Yhyd4:Ur72aWMX-Nc:I9og5sOYxJI"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=I9og5sOYxJI" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=JEsdA-Yhyd4:Ur72aWMX-Nc:G79ilh31hkQ"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=G79ilh31hkQ" border="0"></img></a> </div><img src="http://feeds.feedburner.com/~r/cesarsouza/~4/JEsdA-Yhyd4" height="1" width="1"/>César Souzahttp://www.blogger.com/profile/17553196159647542225noreply@blogger.com7http://crsouza.blogspot.com/2011/07/accordnet-framework-gesture-controller.htmltag:blogger.com,1999:blog-8838260210817728728.post-89850562562361332052010-11-29T16:57:00.001-02:002010-11-29T16:57:00.348-02:002010-11-29T16:57:00.348-02:00Jordan, one of the readers of the blog, wrote to point out some cool references for machine learning, mathematics and artificial intelligence. Thanks again for all your contributions. I'm a .NET... <p><a href="http://feedads.g.doubleclick.net/~a/I_PrifrmvcupyqiqwzLTgpXU1ts/0/da"><img src="http://feedads.g.doubleclick.net/~a/I_PrifrmvcupyqiqwzLTgpXU1ts/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/I_PrifrmvcupyqiqwzLTgpXU1ts/1/da"><img src="http://feedads.g.doubleclick.net/~a/I_PrifrmvcupyqiqwzLTgpXU1ts/1/di" border="0" ismap="true"></img></a></p><div class="feedflare"> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=YCF0QK0CZGs:CBx9VQxRbMQ:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=yIl2AUoC8zA" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=YCF0QK0CZGs:CBx9VQxRbMQ:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=YCF0QK0CZGs:CBx9VQxRbMQ:V_sGLiPBpWU" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=YCF0QK0CZGs:CBx9VQxRbMQ:gIN9vFwOqvQ"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=YCF0QK0CZGs:CBx9VQxRbMQ:gIN9vFwOqvQ" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=YCF0QK0CZGs:CBx9VQxRbMQ:qj6IDK7rITs"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=qj6IDK7rITs" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=YCF0QK0CZGs:CBx9VQxRbMQ:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=YCF0QK0CZGs:CBx9VQxRbMQ:F7zBnMyn0Lo" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=YCF0QK0CZGs:CBx9VQxRbMQ:I9og5sOYxJI"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=I9og5sOYxJI" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=YCF0QK0CZGs:CBx9VQxRbMQ:G79ilh31hkQ"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=G79ilh31hkQ" border="0"></img></a> </div><img src="http://feeds.feedburner.com/~r/cesarsouza/~4/YCF0QK0CZGs" height="1" width="1"/>César Souzahttp://www.blogger.com/profile/17553196159647542225noreply@blogger.com0http://crsouza.blogspot.com/2010/11/machine-learning-books-and-lectures.htmltag:blogger.com,1999:blog-8838260210817728728.post-37616853717186969522010-10-18T15:04:00.006-02:002012-01-04T16:16:36.963-02:002012-01-04T16:16:36.963-02:00Like K-Means, Gaussian Mixture Models (GMM) can be regarded as a type of unsupervised learning or clustering methods. They are among the most statistically mature methods for clustering. But unlike... <p><a href="http://feedads.g.doubleclick.net/~a/8tZvIMAHHqU6vpxsjVpjqLYHdJE/0/da"><img src="http://feedads.g.doubleclick.net/~a/8tZvIMAHHqU6vpxsjVpjqLYHdJE/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/8tZvIMAHHqU6vpxsjVpjqLYHdJE/1/da"><img src="http://feedads.g.doubleclick.net/~a/8tZvIMAHHqU6vpxsjVpjqLYHdJE/1/di" border="0" ismap="true"></img></a></p><div class="feedflare"> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=bTc07XC-XD0:0DKIcXYC_X8:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=yIl2AUoC8zA" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=bTc07XC-XD0:0DKIcXYC_X8:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=bTc07XC-XD0:0DKIcXYC_X8:V_sGLiPBpWU" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=bTc07XC-XD0:0DKIcXYC_X8:gIN9vFwOqvQ"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=bTc07XC-XD0:0DKIcXYC_X8:gIN9vFwOqvQ" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=bTc07XC-XD0:0DKIcXYC_X8:qj6IDK7rITs"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=qj6IDK7rITs" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=bTc07XC-XD0:0DKIcXYC_X8:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=bTc07XC-XD0:0DKIcXYC_X8:F7zBnMyn0Lo" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=bTc07XC-XD0:0DKIcXYC_X8:I9og5sOYxJI"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=I9og5sOYxJI" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=bTc07XC-XD0:0DKIcXYC_X8:G79ilh31hkQ"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=G79ilh31hkQ" border="0"></img></a> </div><img src="http://feeds.feedburner.com/~r/cesarsouza/~4/bTc07XC-XD0" height="1" width="1"/>César Souzahttp://www.blogger.com/profile/17553196159647542225noreply@blogger.com26http://crsouza.blogspot.com/2010/10/gaussian-mixture-models-and-expectation.htmltag:blogger.com,1999:blog-8838260210817728728.post-28619365696277562302010-10-05T10:00:00.007-03:002012-01-04T16:17:22.723-02:002012-01-04T16:17:22.723-02:00K-Means is one of the most popular, classic and simple approaches to clustering. Clustering is a method of unsupervised learning, and a common technique for statistical data analysis used in many... <p><a href="http://feedads.g.doubleclick.net/~a/Nk9taOJHRXUD5su-CzE8g2pYRNI/0/da"><img src="http://feedads.g.doubleclick.net/~a/Nk9taOJHRXUD5su-CzE8g2pYRNI/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/Nk9taOJHRXUD5su-CzE8g2pYRNI/1/da"><img src="http://feedads.g.doubleclick.net/~a/Nk9taOJHRXUD5su-CzE8g2pYRNI/1/di" border="0" ismap="true"></img></a></p><div class="feedflare"> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=S4v17ibI-e4:432z5fvO_oM:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=yIl2AUoC8zA" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=S4v17ibI-e4:432z5fvO_oM:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=S4v17ibI-e4:432z5fvO_oM:V_sGLiPBpWU" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=S4v17ibI-e4:432z5fvO_oM:gIN9vFwOqvQ"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=S4v17ibI-e4:432z5fvO_oM:gIN9vFwOqvQ" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=S4v17ibI-e4:432z5fvO_oM:qj6IDK7rITs"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=qj6IDK7rITs" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=S4v17ibI-e4:432z5fvO_oM:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=S4v17ibI-e4:432z5fvO_oM:F7zBnMyn0Lo" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=S4v17ibI-e4:432z5fvO_oM:I9og5sOYxJI"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=I9og5sOYxJI" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=S4v17ibI-e4:432z5fvO_oM:G79ilh31hkQ"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=G79ilh31hkQ" border="0"></img></a> </div><img src="http://feeds.feedburner.com/~r/cesarsouza/~4/S4v17ibI-e4" height="1" width="1"/>César Souzahttp://www.blogger.com/profile/17553196159647542225noreply@blogger.com12http://crsouza.blogspot.com/2010/10/k-means-clustering.htmltag:blogger.com,1999:blog-8838260210817728728.post-49640744274641980782010-09-13T20:57:00.001-03:002010-09-13T20:57:44.879-03:002010-09-13T20:57:44.879-03:00I've posted a new article on CodeProject, entitled “Handwriting Recognition Revisited: Kernel Support Vector Machines”. It is a continuation of a previous article on handwritten digits recognition... <p><a href="http://feedads.g.doubleclick.net/~a/xRWlCSZy64e_tAyDyqQw10Czn2k/0/da"><img src="http://feedads.g.doubleclick.net/~a/xRWlCSZy64e_tAyDyqQw10Czn2k/0/di" border="0" ismap="true"></img></a><br/> <a href="http://feedads.g.doubleclick.net/~a/xRWlCSZy64e_tAyDyqQw10Czn2k/1/da"><img src="http://feedads.g.doubleclick.net/~a/xRWlCSZy64e_tAyDyqQw10Czn2k/1/di" border="0" ismap="true"></img></a></p><div class="feedflare"> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M--GpvejwUw:sjErl1CedPY:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=yIl2AUoC8zA" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M--GpvejwUw:sjErl1CedPY:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=M--GpvejwUw:sjErl1CedPY:V_sGLiPBpWU" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M--GpvejwUw:sjErl1CedPY:gIN9vFwOqvQ"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=M--GpvejwUw:sjErl1CedPY:gIN9vFwOqvQ" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M--GpvejwUw:sjErl1CedPY:qj6IDK7rITs"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=qj6IDK7rITs" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M--GpvejwUw:sjErl1CedPY:F7zBnMyn0Lo"><img src="http://feeds.feedburner.com/~ff/cesarsouza?i=M--GpvejwUw:sjErl1CedPY:F7zBnMyn0Lo" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M--GpvejwUw:sjErl1CedPY:I9og5sOYxJI"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=I9og5sOYxJI" border="0"></img></a> <a href="http://feeds.feedburner.com/~ff/cesarsouza?a=M--GpvejwUw:sjErl1CedPY:G79ilh31hkQ"><img src="http://feeds.feedburner.com/~ff/cesarsouza?d=G79ilh31hkQ" border="0"></img></a> </div><img src="http://feeds.feedburner.com/~r/cesarsouza/~4/M--GpvejwUw" height="1" width="1"/>César Souzahttp://www.blogger.com/profile/17553196159647542225noreply@blogger.com0http://crsouza.blogspot.com/2010/09/handwritten-digits-recognition-with-c.html