All Projects : Hama (Key: HAMA)

Project Lead: Edward J. Yoon
URL: http://incubator.apache.org/hama
Description:
The Hama Project is a distributed large-scale matrix/graph processing framework based on Bulk Synchronization and Map/Reduce.

Release Notes

Road Map View personal road map Scope: next 3 versions | all versions 0.2.0 ( 10/Sep/10 | Release Notes ) Progress:    27 of 30 issues have been resolved Hama - Version 0.2.0    HAMA-221 UNRESOLVED A BSP matrix multiplication implementation.    HAMA-201 UNRESOLVED Design the storage structure for graph data    HAMA-222 UNRESOLVED Initial codebase import for Angrapa, a graph computing framework based on BSP.    HAMA-212 FIXED When the index is zero, BytesUtil.getRowIndex will throws the IndexOutOfBound    HAMA-224 FIXED Add guide about block algorithm    HAMA-223 FIXED Add simple admin tool for manage the temporary tables.    HAMA-229 FIXED HAMA-222 Adding a codebase of TaskID and TaskAttemptID    HAMA-230 FIXED HAMA-222 Adding several initial code base classes, such as inputformat, outputformat, jobcontext, and so on.    HAMA-209 FIXED Analysis of user similarity using cosine similarity metrics    HAMA-214 FIXED Can't run the examples since Hadoop.JobShell is removed.    HAMA-195 FIXED Design the bsp library    HAMA-225 FIXED Jacobi iteration is in a infinite loop    HAMA-192 FIXED Refactor the top level package structure    HAMA-218 FIXED HAMA-202 Removing DoubleEntry in IO package    HAMA-216 FIXED HAMA-202 Removing JobManager in util package.    HAMA-215 FIXED Removing hama shell from version 0.2    HAMA-197 FIXED HAMA-188 Replacement for deprecated API of Hbase    HAMA-202 FIXED Replacement for deprecated API of Map/Reduce    HAMA-217 FIXED HAMA-202 Replacement of Block Multiplication Map/Reduce    HAMA-206 FIXED HAMA-202 Replacement of JacobiEigenValueMap/Reduce    HAMA-207 FIXED HAMA-202 Replacement of Mat-Mat addition Map/Reduce    HAMA-205 FIXED HAMA-202 Replacement of NormMap/Reduce    HAMA-203 FIXED HAMA-202 Replacement of RandomMatrixMap/Reduce    HAMA-213 FIXED HAMA-202 Replacement of TableReadMapper    HAMA-204 FIXED HAMA-202 Replacement of TransposeMap/Reduce    HAMA-208 FIXED HAMA-202 Replacement of vector-matrix multiplication Map/Reduce    HAMA-210 WON'T FIX HAMA-202 Replacement of HTableInputFormatBase and HTableRecordReaderBase    HAMA-211 WON'T FIX HAMA-202 Replacement of VectorInput/OutputFormat    HAMA-188 FIXED Upgrade dependencies in lib folder    HAMA-226 FIXED Add benchmarking tool of eigenvalue operation 0.1.0 ( 01/Oct/08 | Release Notes ) Progress:    148 of 161 issues have been resolved Hama - Version 0.1.0    HAMA-5 UNRESOLVED More Comments for maintainable code    HAMA-18 UNRESOLVED Add Hama API Docs to website.    HAMA-110 UNRESOLVED Implement multAdd(double alpha, Matrix B, Matrix C)    HAMA-167 UNRESOLVED HAMA-127 Implement of subVector(int i0, int i1)    HAMA-159 UNRESOLVED HAMA-127 Implementation of SparseMatrix.add(double alpha, Matrix B)    HAMA-166 UNRESOLVED HAMA-127 Implementation of SparseVector.dot(Vector v)    HAMA-86 UNRESOLVED Implements generic load/save operations in hama    HAMA-173 UNRESOLVED Matrix.subMatrix(int i0, int i1, int j0, int j1) should check the range and throw index out of bounds exception if out of range    HAMA-127 UNRESOLVED Sparse Vector/Matrix    HAMA-121 UNRESOLVED default maximum block size    HAMA-124 UNRESOLVED let shell can set/get configurations and information about matrices    HAMA-176 UNRESOLVED Implementation of singular value decomposition    HAMA-85 UNRESOLVED lists matrices in shell & implements save/load operations    HAMA-141 FIXED Bug of scanner range in block multiplication    HAMA-130 FIXED Computing Block's range will miss some cell during blocking.    HAMA-169 FIXED The start location can be different between the two vectors    HAMA-212 FIXED When the index is zero, BytesUtil.getRowIndex will throws the IndexOutOfBound    HAMA-59 DUPLICATE How to store the matrices on Hbase?    HAMA-83 FIXED 2D sqaure blocking for dense matrix multiplication    HAMA-42 FIXED <ImmutableBytesWritable key, Vector value> should be <Integer key, Vector value>    HAMA-71 FIXED HAMA-67 AbstractMatrix.execute() method should be moved to the utility class    HAMA-122 FIXED Add RandomMatrix generation example    HAMA-62 FIXED Add Shell to Hama    HAMA-156 FIXED HAMA-127 Add SparseMatrix/Vector classes    HAMA-105 FIXED HAMA-83 Add a BlockEntry    HAMA-84 FIXED HAMA-83 Add a writable comparable for BlockID    HAMA-186 FIXED Add density option for random matrix    HAMA-50 FIXED Add entry instead of cell    HAMA-178 FIXED HAMA-170 Add example of norm    HAMA-48 FIXED Add getColumn(int column) method which returns column vector.    HAMA-51 FIXED Add getRowAttribute() method    HAMA-224 FIXED Add guide about block algorithm    HAMA-23 FIXED Add hama configuration files.    HAMA-187 FIXED Add matrix subtraction test case.    HAMA-151 FIXED Add multiplication example of file matrices    HAMA-30 FIXED Add scaling method to VectorInterface    HAMA-73 FIXED Add setNumMap/ReduceTasks() to HamaConfiguration    HAMA-56 FIXED Add setRow(int row, Vector vector) method to matrix inteface    HAMA-92 FIXED Add subMatrix(int i0, int i1, int j0, int j1) to Matrix    HAMA-81 FIXED Add subVector(int i0, int i1) to Vector interface    HAMA-36 FIXED Add svn information to website main    HAMA-41 FIXED Add tests for Numeric class    HAMA-11 FIXED Adding and Subtracting Matrices    HAMA-20 FIXED Adding license header to a whole code base    HAMA-116 FIXED ArrayIndexOutOfBoundsException at BlockingMapRed    HAMA-107 FIXED Blocking job should be a map/reduce job    HAMA-190 FIXED Bug in Matrix-Vector multiplication    HAMA-98 FIXED Can not find the hama examples jar.    HAMA-64 FIXED ComparisonFailure on JUnit    HAMA-174 FIXED Compute the transpose of a matrix    HAMA-67 FIXED Consider refactoring the overall design    HAMA-39 FIXED Defining exception policies    HAMA-88 FIXED DenseMatrix.close should not delete the table that are aliased in HamaAdmin.    HAMA-164 FIXED HAMA-154 Example for C = Alpha*B + A    HAMA-171 FIXED HAMA-170 Find the maximum absolute row sum using MapReduce    HAMA-185 FIXED HAMA-176 Finds the eigenvalues and eigenvectors associated with the symmetric matrix A    HAMA-52 FIXED Fixture setup for test units    HAMA-26 FIXED Formatter.xml shouldn't be generated during build docs.    HAMA-34 FIXED Hudson/Jira Intergration    HAMA-108 FIXED Implement AbstractMatrix.add(int i, int j, double value)    HAMA-28 FIXED Implement Vector.add() method    HAMA-109 FIXED Implement add(double alpha, Matrix B)    HAMA-21 FIXED Implement get(int index)    HAMA-100 FIXED Implement of set(Matrix B)    HAMA-99 FIXED Implement of setColumn(int column, Vector vector)    HAMA-33 FIXED Implement set(Vector v) method    HAMA-148 FIXED Implement set(double alpha, Matrix B)    HAMA-170 FIXED Implementation of Matrix.Norm    HAMA-158 FIXED HAMA-127 Implementation of random sparse matrix using mapreduce    HAMA-165 FIXED HAMA-127 Implemention of add(double alpha, Vector v)    HAMA-129 FIXED Improving speed of matrix multiplication    HAMA-126 FIXED In random_mapred(), IntWritable(m) should be IntWritable(m-1) since start from 0.    HAMA-140 FIXED In subMatrix(), Scanner should be closed.    HAMA-49 FIXED Iterator should be provided for Vector using iterator() method    HAMA-225 FIXED Jacobi iteration is in a infinite loop    HAMA-14 FIXED Java 6    HAMA-87 FIXED Let's dress up our web-site.    HAMA-61 FIXED Load / save matrices from HTable.    HAMA-70 FIXED HAMA-67 Map datum shoulde be <IntWritable, VectorWritable>    HAMA-91 FIXED HAMA-67 Matrix type should be declared/saved by constructor and save()    HAMA-53 FIXED NullPointerException on mapreduce    HAMA-113 FIXED Parallel random matrix generation    HAMA-103 FIXED Reduce an rows of intermediate    HAMA-137 FIXED HAMA-129 Refactor I/O package    HAMA-31 FIXED Refactor VectorWritable    HAMA-150 FIXED Refactor blockingmapred    HAMA-135 FIXED HAMA-129 Refactor mapred package    HAMA-38 FIXED Remove AbstractBase and make a new NumericUtil which is contains all numeric utilities.    HAMA-152 FIXED Remove MapWritable.class    HAMA-65 FIXED Remove inactive committers from the 'who we are list'    HAMA-19 FIXED Remove vector-norms enum to interface from implementations.    HAMA-40 FIXED Rename MatrixInterface to Matrix    HAMA-69 FIXED HAMA-67 Renaming 1D Layout version map/reduce class    HAMA-13 FIXED Scalar and Matrix Multiplication    HAMA-78 FIXED Separate Interface and Implementation for HamaAdmin    HAMA-68 FIXED Shell parser JUnit test cases    HAMA-35 FIXED Site build failed with broken link.    HAMA-54 FIXED Split doesn't split by map task num    HAMA-106 FIXED SubMatrix should be able to get row, column size    HAMA-29 FIXED The constructor Matrix(HamaConfiguration, Text) is undefined    HAMA-17 FIXED The vector implementation should be merged with VectorDatum.    HAMA-133 FIXED HAMA-129 To reduce disk I/O operations, Remove 'reduce phase' from blocking_mapred    HAMA-142 FIXED HAMA-129 Trunk doesn't work for large matrices    HAMA-82 FIXED Update Hbase in lib.    HAMA-139 FIXED HAMA-129 Update hadoop/hbase 0.19 in lib folder    HAMA-93 FIXED Update hbase 0.18.1 in lib folder    HAMA-146 FIXED Update hbase in lib folder    HAMA-12 FIXED User Interface Design With Matrix Algebra    HAMA-172 FIXED Vector.add(Vector v) should throw the Index out of bounds exception when they are different    HAMA-24 FIXED Vector.get() doesn't work.    HAMA-134 FIXED HAMA-129 We don't need to fill C with zeros    HAMA-155 FIXED When get(i, j) is out of index, should throw exception.    HAMA-183 FIXED When we construct the matrix, dimensions should be defined.    HAMA-55 FIXED Write dimension attributes when job completed    HAMA-154 FIXED [Performance]Combine multi-mapreduce jobs into a single mapreduce job while computing such as 'C=alpha*B + A'    HAMA-89 FIXED [Shell] Exception Handling    HAMA-77 FIXED clear the matrices in hbase after quiting the shell    HAMA-138 FIXED left pad with zeroes to integer key    HAMA-120 FIXED remove findbugs warning in shell package    HAMA-115 WON'T FIX "java.lang.OutOfMemoryError: Java heap space" while run multiplication job    HAMA-57 WON'T FIX Add the example of Word Count Matrix    HAMA-63 WON'T FIX DenseVector seems can't be writable    HAMA-101 WON'T FIX Example driver should check the arguments    HAMA-184 WON'T FIX HAMA-176 Finds the diagonal elements of matrix A    HAMA-162 WON'T FIX Graph package with AdjacencyMatrix/List    HAMA-90 WON'T FIX Handling unknown command    HAMA-136 WON'T FIX Hudson reports intermittent ComparisonFailure    HAMA-96 WON'T FIX Improve counting of rows/columns performance    HAMA-79 WON'T FIX MappedMatrix Input/output formatter    HAMA-46 WON'T FIX MatrixInputFormat should be DenseMatrixInputFormat    HAMA-175 WON'T FIX Multiple job handling    HAMA-161 WON'T FIX Put the information of matrix type to metadata during save.    HAMA-149 WON'T FIX Refactoring the Hbase APIs    HAMA-97 WON'T FIX Remove the timestamp field from VectorEntry    HAMA-182 WON'T FIX Seperate column families    HAMA-111 WON'T FIX Shell also should be provided a matrix blocking operation    HAMA-132 WON'T FIX HAMA-131 We should check the validation of block size.    HAMA-163 WON'T FIX HAMA-162 [Example] Implement breadth-first search using Hama    HAMA-119 WON'T FIX block-matrix addition    HAMA-123 INVALID Add block option to random_mapred()    HAMA-22 FIXED Add IRC channel information to website    HAMA-60 FIXED Add an arguments for handle parallel degree to MatrixAddition    HAMA-131 FIXED Add argument for the number of blocks    HAMA-37 FIXED Add forrest build (website) to Hudson patch build script    HAMA-80 FIXED Add identity(int m, int n) which returns an m-by-n matrix with ones on the diagonal and zeros elsewhere.    HAMA-118 FIXED Getting started page    HAMA-143 FIXED Improve of random_mapred()    HAMA-117 FIXED Move bytesToSubMatrix/subMatrixToBytes method to submatrix class from BytesUtil    HAMA-153 FIXED Need some condition-check before matrix algebra    HAMA-76 FIXED Remove load method.    HAMA-95 FIXED Renaming mapred classes    HAMA-27 FIXED Replace table.get(Text, Text) to table.get(String, String)    HAMA-45 INVALID Add method's parameter order in a Vector and Matrix interface    HAMA-104 FIXED Add getNumMap/reduceTasks to HamaConfiguration    HAMA-114 FIXED BlockingMapRed doesn't need to make output.    HAMA-112 FIXED DenseMatrix.get(i, j) should returns zero when entry is null.    HAMA-147 FIXED Fix typos    HAMA-58 FIXED Re-factor batchUpdate    HAMA-102 FIXED Related project category    HAMA-44 FIXED Remove findbugs warning    HAMA-128 FIXED When job failed, output should be deleted.

Reports

Preset Filters

Project Summary

	Open	27	12%
	Resolved	202	87%
	Closed	1
	Patch Available	1

Open Issues

	Critical	1	4%
	Major	24	86%
	Minor	2	7%
	Trivial	1	4%

By Assignee

Chanwit Kaewkasi	1	4%
Edward J. Yoon	5	18%
Hyunsik Choi	5	18%
Samuel Guo	1	4%
Sangwon Seo	1	4%
Unassigned	15	54%