{"id":347,"date":"2022-08-30T14:59:50","date_gmt":"2022-08-30T14:59:50","guid":{"rendered":"https:\/\/unknownerror.org\/index.php\/2013\/11\/06\/problem-about-k-means-collection-of-common-programming-errors\/"},"modified":"2022-08-30T14:59:50","modified_gmt":"2022-08-30T14:59:50","slug":"problem-about-k-means-collection-of-common-programming-errors","status":"publish","type":"post","link":"https:\/\/unknownerror.org\/index.php\/2022\/08\/30\/problem-about-k-means-collection-of-common-programming-errors\/","title":{"rendered":"problem about k-means-Collection of common programming errors"},"content":{"rendered":"<ul>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/0d9925a421e0edd4a35790df51d8cecf?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nDow<br \/>\npython matlab k-means<br \/>\nI&#8217;m running kmeans on a large dataset and I&#8217;m always getting the error below:Error using kmeans (line 145) Some points have small relative magnitudes, making them effectively zero. Either remove those points, or choose a distance other than &#8216;cosine&#8217;.Error in runkmeans (line 7) [L, C]=kmeans(data, 10, &#8216;Distance&#8217;, &#8216;cosine&#8217;, &#8216;EmptyAction&#8217;, &#8216;drop&#8217;)My problem is that even when I add a 1 to all the vectors, I still get this error. I would expect it to p<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/d1d59a3ba95c36f86a5e31c8a555a8dd?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nuser2454360<br \/>\nhadoop cluster-analysis classnotfoundexception mahout k-means<br \/>\nHi i&#8217;m trying to run SimpleKmeanClustering Code, from Github to see how clustering works, I&#8217;m able to complile the code on my windows Eclipse.I made a jar of my project, i want to run it on a single node Hadoop cluster(CHD-4.2.1), with mahout installed on it. The mahout examples run fine on this cluster, so no issues regarding installation.I use the following command in command Promt to run my jar, i&#8217;m not sure if i&#8217;m trying in right way.user@INFPH01463U:~$ mahout jar \/home\/user\/apurv\/Kmean.jartryout.SimpleKMeansClusteringI got corresponding errorMAHOUT_LOCAL is not set; adding HADOOP_CONF_DIR to classpath. Runningon hadoop, using \/usr\/lib\/hadoop\/bin\/hadoop andHADOOP_CONF_DIR=\/etc\/hadoop\/conf MAHOUT-JOB:\/usr\/lib\/mahout\/mahout-examples-0.7-cdh4.3.0-job.jar 13\/06\/06 14:42:18WARN driver.MahoutDriver: Unable to add class: jarjava.lang.ClassNotFoundException: jarat java.net.URLClassLoader$1.run(URLClassLoader.java:202)at java.security.AccessController.doPrivileged(Native Method)at java.net.URLClassLoader.findClass(URLClassLoader.java:190)at java.lang.ClassLoader.loadClass(ClassLoader.java:306)at java.lang.ClassLoader.loadClass(ClassLoader.java:247)at java.lang.Class.forName0(Native Method)at java.lang.Class.forName(Class.java:169)at org.apache.mahout.driver.MahoutDriver.addClass(MahoutDriver.java:236)at org.apache.mahout.driver.MahoutDriver.main(MahoutDriver.java:128)at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)at java.lang.reflect.Method.invoke(Method.java:597)at org.apache.hadoop.util.RunJar.main(RunJar.java:208) 13\/06\/06 14:42:18 WARN driver.MahoutDriver: No jar.props found onclasspath, will use command-line arguments only Unknown program &#8216;jar&#8217;chosen. Valid program names are: arff.vector: : Generate Vectorsfrom an ARFF file or directory baumwelch: : Baum-Welch algorithm forunsupervised HMM training canopy: : Canopy clustering cat: : Printa file or resource as the logistic regression mode<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/7f9a4c3ea6976d40c06a522151a6377b?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nSeb<br \/>\nc image-processing opencv k-means<br \/>\nI am trying to create a clustered image from data being returned from the kmeans function. I try to pull out the data in a similar fashion from the OpenCV example but that seems to crash on me. After some further research I saw that someone had pulled data out by using the centers, but did nothing with that data so my trail ended there.I have included a snippet of my code and what I am doing below. Any help would be greatly appreciated.EDIT I&#8217;ve reverte<\/li>\n<li><img decoding=\"async\" src=\"http:\/\/www.gravatar.com\/avatar\/09401908e0630662bbc485ac84df67b4?s=32&amp;d=identicon&amp;r=PG\" \/><br \/>\nRipounet<br \/>\nc image-processing opencv k-means<br \/>\nI am trying to run kmeans on a 3 channel color image, but every time I try to run the function it seems to crash with the following error:OpenCV Error: Assertion failed (data.dims 0) in unknown function, file ..\\..\\..\\OpenCV-2.3.0\\modules\\core\\src\\matrix.cpp, line 2271I&#8217;ve included the code below with some comments to help sp<\/li>\n<\/ul>\n<p id=\"rop\"><small>Originally posted 2013-11-06 03:13:01. <\/small><\/p>","protected":false},"excerpt":{"rendered":"<p>Dow python matlab k-means I&#8217;m running kmeans on a large dataset and I&#8217;m always getting the error below:Error using kmeans (line 145) Some points have small relative magnitudes, making them effectively zero. Either remove those points, or choose a distance other than &#8216;cosine&#8217;.Error in runkmeans (line 7) [L, C]=kmeans(data, 10, &#8216;Distance&#8217;, &#8216;cosine&#8217;, &#8216;EmptyAction&#8217;, &#8216;drop&#8217;)My problem [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-347","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/347","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/comments?post=347"}],"version-history":[{"count":0,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/posts\/347\/revisions"}],"wp:attachment":[{"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/media?parent=347"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/categories?post=347"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/unknownerror.org\/index.php\/wp-json\/wp\/v2\/tags?post=347"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}