Phylanx Report: December 2017

The fourth month of work focused on work in the following areas:

• Visualization
  • Setting up visualization tools on our local cluster
  • Creating an OTF2 profile of Phylanx
• Python Bindings
  • Came up with two potential solutions to bind Python code to AST
• Performance
  • Instrumenting performance counters into the AST to report useful statistics
  • Analyze the performance of the Phylanx LRA example
    • Determine where improvements can be made
  • Begin exposing SIMD methods to AST
• Research
  • Begin comparing our approach to Spartan and to TensorFlow

Organizational activities and results

• Weekly group-meeting, minutes:
  • December 7th
  • December 14th
  • December 21st
• Phylanx Seminar

Development activities and results

• Algorithms Highlighted: Logistic Regression, ALS
• Primitives Created: overall, we have now implemented 44 computational primitives (see here: https://github.com/STEllAR-GROUP/phylanx/tree/master/phylanx/execution_tree/primitives)
• Issues Created: 16
• Issues Closed: 3
• Pull Requests Created: 10
• Pull Requests Closed: 9

Code statistics

Language	No. of Files	Blank Lines	Comment Lines	Code Lines
C++	116	3606	1574	15442
C/C++ Header	87	1790	1307	7539
CMake	47	492	395	2004
Python	14	164	128	590
YAML	2	19	11	51
Markdown	1	11	0	29
Dockerfile	1	2	4	21
SUM	268	6084	3419	25676

Impact on other projects

• Reported issues in Blaze