Statistical Graphs

gxlbrowse is a simple utility that reads graphs in the GraphViz XML format (GXL) and presents them in an interactive browser. Platforms: Windows, Mac, Linux

A documented, maintained, and easy to use java library for plotting various statistical and mathematical graphs. Platforms: Windows, Mac, Linux

A proof-of-concept application of the Statistical Protocol IDentification (SPID) algorithm. SPID can detect the application layer protocol (layer 7) by analysing flow (packet sizes etc.) and payload statistics (byte values etc.) from pcap files. Platforms: Windows, Mac, Linux

The Visualization of Protein-Ligand Graphs (VPLG) software package computes and visualizes protein graphs. It works on the super-secondary structure level and uses the atom coordinates from PDB files and the SSE assignments of the DSSP algorithm. Platforms: Windows, Mac, BSD, Linux

The os.path.walk routine that ships with the python standard library is limited to traversing the file system tree. This script allows you to realize a generic traversal for arbitrary (directed) graphs with support for recursion limits. Platforms: Windows, Mac, *nix, Python, BSD Solaris

This script is a Python module implementing a class which can be used for computing numerical statistics for a given data set.This recipe implements a descriptive statistical analysis class. It's intended to aid in computing numerical statistics for a given data set. It's well documented and... Platforms: Windows, Mac, *nix, Python, BSD Solaris

From the paper :Nock, Richard and Nielsen, Frank 2004. Statistical Region Merging. IEEE Trans. Pattern Anal. Mach. Intell. 26, 11 (Nov. 2004), 1452-1458.It uses an a disjoint-sets data structure with a union-find strategy: http://en.wikipedia.org/wiki/Disjoint-set_data_structureJust run srmdemo.m... Platforms: Matlab

To walk through the code and for a thorough description, refer toA. Meucci (2009) , "Review of Statistical Arbitrage, Cointegration, and Multivariate Ornstein-Uhlenbeck",Latest version of article and code available at http://symmys.com/node/132 Platforms: Matlab

QuData Calculator is a free, powerful and easy to use desktop calculator, designed for general everyday use, as well as for special tasks that you may face when dealing with financial, scientific and other problems. The free version is extremely easy to use and hardly needs any help at all. In... Platforms: Windows

Are you a statistics nut? There is an easy way now to get statistical information about files and folders on your computer. Just choose a directory and this program will spit out tons of information about the files and subfolders in that directory. It's extremely easy, and best of all, FREE!... Platforms: Windows, Windows CE

AUGURIUM is a software system, which is intended for a broad spectrum of data analysis problems, namely statistical analysis, prediction and classification. It allows you to input or import data about your problem area, store them in a database, manage them, analyze and visualize. AUGURIUM... Platforms: Windows

VCS Report is a free open source Java project to generate statistical reports from your VCS repository. VCS (Versions Control System) helps to manage revisions of your source files. You can run VCS Report on Microsoft Windows and Linux. VCS Report shows various information about your project... Platforms: *nix

System Health Monitor for Linux is a handy python program that will setup your system to generate RRD Graphs of network interface traffic, system load, memory usage, disk space and inode usage and graphs of the number of running processes. System Health Monitor features a user-friendly... Platforms: *nix

Statistics::Descriptive is a Perl module of basic descriptive statistical functions. SYNOPSIS use Statistics::Descriptive; $stat = Statistics::Descriptive::Full->new(); $stat->add_data(1,2,3,4); $mean = $stat->mean(); $var = $stat->variance(); $tm = $stat->trimmed_mean(.25);... Platforms: *nix

durep creates disk usage reports with bar graphs, allowing one to easily deduce which directories are using the most space. Although durep can produce text output similar to do, its real power lies in the ability to store reports in a file, which can then be viewed as a web page with the... Platforms: *nix

Serverstats is a simple tool for creating graphs using rrdtool. It does not have any features to manage the created rrd-files, so if you change anything you have to delete and recreate the files. There is also no frontend for managing your graphs and sources. Serverstats is designed to be... Platforms: *nix

bandwidthd tracks usage of TCP/IP network subnets and builds HTML files with graphs to display network utilization. Charts are built by individual IP to show their utilization over 2, 8, 45, and 400 day periods. It color codes HTTP, HTTPS, TCP, UDP, ICMP, VPN, and P2P traffic. BandwidthD runs... Platforms: *nix

DGS Graph was created to provide an easy to install graphing script, capable of generating graphs for web presentation.. Platforms: *nix

Math::CDF is a Perl module to generate probabilities and quantiles from several statistical probability functions. SYNOPSIS use Math::CDF; $prob = &Math::CDF::pnorm(1.96); if( not defined($z = &Math::CDF::qnorm(0.975)) ) { die "qnorm() failed"; } or use Math::CDF qw(:all); $prob =... Platforms: *nix

Webminstats is a basic system static logging application that graphs the results. Its first use is system analysis. Currently it uses webmin as a base web server and tools package. The basic design is for a system that can have modules add and removed as easily as webmin itself, well almost.... Platforms: *nix