Dear Jack, As is known, Breeze is numerical calculation package wrote by scala , spark mllib also use it as underlying package for algebra usage.Here I am also preparing to use Breeze for nonlinear equation optimization, however, it seemed that I could not find the exact doc or API for Breeze except spark linalg package... Could you help some to provide me the official doc or API website for Breeze ?Thank you in advance! Zhiliang
On Thursday, November 19, 2015 7:32 AM, Jack Yang <j...@uow.edu.au> wrote: <!--#yiv0801195225 _filtered #yiv0801195225 {font-family:SimSun;panose-1:2 1 6 0 3 1 1 1 1 1;} _filtered #yiv0801195225 {font-family:SimSun;panose-1:2 1 6 0 3 1 1 1 1 1;} _filtered #yiv0801195225 {font-family:Calibri;panose-1:2 15 5 2 2 2 4 3 2 4;} _filtered #yiv0801195225 {font-family:Tahoma;panose-1:2 11 6 4 3 5 4 4 2 4;} _filtered #yiv0801195225 {panose-1:2 1 6 0 3 1 1 1 1 1;}#yiv0801195225 #yiv0801195225 p.yiv0801195225MsoNormal, #yiv0801195225 li.yiv0801195225MsoNormal, #yiv0801195225 div.yiv0801195225MsoNormal {margin:0cm;margin-bottom:.0001pt;font-size:12.0pt;font-family:"Times New Roman", "serif";}#yiv0801195225 a:link, #yiv0801195225 span.yiv0801195225MsoHyperlink {color:blue;text-decoration:underline;}#yiv0801195225 a:visited, #yiv0801195225 span.yiv0801195225MsoHyperlinkFollowed {color:purple;text-decoration:underline;}#yiv0801195225 p.yiv0801195225MsoAcetate, #yiv0801195225 li.yiv0801195225MsoAcetate, #yiv0801195225 div.yiv0801195225MsoAcetate {margin:0cm;margin-bottom:.0001pt;font-size:8.0pt;font-family:"Tahoma", "sans-serif";}#yiv0801195225 span.yiv0801195225apple-converted-space {}#yiv0801195225 span.yiv0801195225EmailStyle18 {font-family:"Calibri", "sans-serif";color:#1F497D;}#yiv0801195225 span.yiv0801195225BalloonTextChar {font-family:"Tahoma", "sans-serif";}#yiv0801195225 .yiv0801195225MsoChpDefault {font-size:10.0pt;} _filtered #yiv0801195225 {margin:72.0pt 72.0pt 72.0pt 72.0pt;}#yiv0801195225 div.yiv0801195225WordSection1 {}-->If I tried to change “provided” to “compile”.. then the error changed to : Exception in thread "main" java.lang.IncompatibleClassChangeError: Implementing class at java.lang.ClassLoader.defineClass1(Native Method) at java.lang.ClassLoader.defineClass(ClassLoader.java:800) at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142) at java.net.URLClassLoader.defineClass(URLClassLoader.java:449) at java.net.URLClassLoader.access$100(URLClassLoader.java:71) at java.net.URLClassLoader$1.run(URLClassLoader.java:361) at java.net.URLClassLoader$1.run(URLClassLoader.java:355) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:354) at java.lang.ClassLoader.loadClass(ClassLoader.java:425) at java.lang.ClassLoader.loadClass(ClassLoader.java:358) atsmartapp.smart.sparkwithscala.textMingApp.main(textMingApp.scala) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:664) at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:169) at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:192) at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:111) at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala) 15/11/19 10:28:29 INFO util.Utils: Shutdown hook called Meanwhile, I will prefer to use maven to compile the jar file rather than sbt, although it is indeed another option. Best regards, Jack From: Fengdong Yu [mailto:fengdo...@everstring.com] Sent: Wednesday, 18 November 2015 7:30 PM To: Jack Yang Cc: Ted Yu; user@spark.apache.org Subject: Re: spark with breeze error of NoClassDefFoundError The simplest way is remove all “provided” in your pom. then ‘sbt assembly” to build your final package. then get rid of ‘—jars’ because assembly already includes all dependencies. On Nov 18, 2015, at 2:15 PM, Jack Yang <j...@uow.edu.au> wrote: So weird. Is there anything wrong with the way I made the pom file (I labelled them as <scope>provided</scope>)? Is there missing jar I forget to add in “--jar”? See the trace below: Exception in thread "main" java.lang.NoClassDefFoundError: breeze/storage/DefaultArrayValue at smartapp.smart.sparkwithscala.textMingApp.main(textMingApp.scala) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at org.apache.spark.deploy.SparkSubmit$.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:664) at org.apache.spark.deploy.SparkSubmit$.doRunMain$1(SparkSubmit.scala:169) at org.apache.spark.deploy.SparkSubmit$.submit(SparkSubmit.scala:192) at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:111) at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala) Caused by: java.lang.ClassNotFoundException: breeze.storage.DefaultArrayValue at java.net.URLClassLoader$1.run(URLClassLoader.java:366) at java.net.URLClassLoader$1.run(URLClassLoader.java:355) at java.security.AccessController.doPrivileged(Native Method) at java.net.URLClassLoader.findClass(URLClassLoader.java:354) at java.lang.ClassLoader.loadClass(ClassLoader.java:425) at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ... 10 more 15/11/18 17:15:15 INFO util.Utils: Shutdown hook called From: Ted Yu [mailto:yuzhih...@gmail.com] Sent: Wednesday, 18 November 2015 4:01 PM To: Jack Yang Cc: user@spark.apache.org Subject: Re: spark with breeze error of NoClassDefFoundError Looking in local maven repo, breeze_2.10-0.7.jar contains DefaultArrayValue : jar tvf /Users/tyu/.m2/repository//org/scalanlp/breeze_2.10/0.7/breeze_2.10-0.7.jar | grep !$ jar tvf /Users/tyu/.m2/repository//org/scalanlp/breeze_2.10/0.7/breeze_2.10-0.7.jar | grep DefaultArrayValue 369 Wed Mar 19 11:18:32 PDT 2014 breeze/storage/DefaultArrayValue$mcZ$sp$class.class 309 Wed Mar 19 11:18:32 PDT 2014 breeze/storage/DefaultArrayValue$mcJ$sp.class 2233 Wed Mar 19 11:18:32 PDT 2014 breeze/storage/DefaultArrayValue$DoubleDefaultArrayValue$.class Can you show the complete stack trace ? FYI On Tue, Nov 17, 2015 at 8:33 PM, Jack Yang <j...@uow.edu.au> wrote: Hi all, I am using spark 1.4.0, and building my codes using maven. So in one of my scala, I used: import breeze.linalg._ val v1 = new breeze.linalg.SparseVector(commonVector.indices, commonVector.values, commonVector.size) val v2 = new breeze.linalg.SparseVector(commonVector2.indices, commonVector2.values, commonVector2.size) println (v1.dot(v2) / (norm(v1) * norm(v2)) ) in my pom.xml file, I used: <dependency> <groupId>org.scalanlp</groupId> <artifactId>breeze-math_2.10</artifactId> <version>0.4</version> <scope>provided</scope> </dependency> <dependency> <groupId>org.scalanlp</groupId> <artifactId>breeze_2.10</artifactId> <version>0.11.2</version> <scope>provided</scope> </dependency> When submit, I included breeze jars (breeze_2.10-0.11.2.jar breeze-math_2.10-0.4.jar breeze-natives_2.10-0.11.2.jar breeze-process_2.10-0.3.jar) using “--jar” arguments, although I doubt it is necessary to do that. however, the error is Exception in thread "main" java.lang.NoClassDefFoundError: breeze/storage/DefaultArrayValue Any thoughts? Best regards, Jack