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FOSSBazaar: Explaining Open Source's Exponential Growth


Glyn Moody discusses a paper by Amit Deshpande and Dirk Riehle from SAP Research that finds that open source has exponential growth, both in terms of the absolute amount of source code as well as the growth rate. Glyn Moody concludes that while this "is not sustainable in the long term, [it shows] that open source creation is accelerating".

Slashdot: Open Source Growing At an Exponential Rate

Full Article: http://developers.slashdot.org/story/08/03/14/0419252/open-source-growing-at-an-exponential-rate

"Two computer scientists who work for enterprise software giant SAP have shown that open source is growing at an exponential rate. Not only is the code base growing exponentially, but also the number of viable projects. Researchers Amit Deshpande and Dirk Riehle analyzed the database of open source startup ohloh.net and looked at the last 16 years of growth in open source. They consistently got the best fit for the data using an exponential model. Relating this to open source market revenue, Desphande and Riehle conclude that open source is eating into closed source at a non-trivial pace."

Slashdot: Open Source Growing At an Exponential Rate

Full Article: http://developers.slashdot.org/story/08/03/14/0419252/open-source-growing-at-an-exponential-rate

"Two computer scientists who work for enterprise software giant SAP have shown that open source is growing at an exponential rate. Not only is the code base growing exponentially, but also the number of viable projects. Researchers Amit Deshpande and Dirk Riehle analyzed the database of open source startup ohloh.net and looked at the last 16 years of growth in open source. They consistently got the best fit for the data using an exponential model. Relating this to open source market revenue, Desphande and Riehle conclude that open source is eating into closed source at a non-trivial pace."

Machine Monitoring using Cloud Computing Technology

Machine monitoring applications using the MTConnect protocol will be displayed in the Emerging Technology Center at the upcoming IMTS 2010 show. Participant will be able to access live data feed from the different OEM machines using a touch screen interface.


The two applications demonstrated under smart machine program are Shoptalk and Vimana. Shoptalk will demonstrate the legacy machine connectivity and monitoring using the power sensor technology. Basic information like the cycle state (off, idle, in-cycle) can be successfully extracted in real-time using the power sensor technology coupled with the MTConnect protocol. The Vimana application will demonstrate the cost effective use of cloud computing to monitor machine tools in real-time. The application uses complex event processing (CEP) to automatically find the root cause of a down time or quality event.


Shoptalk
• Best for smaller shops with a mix of new and legacy machines
• Basic, real-time data
• Comprehensive view of shop floor
• Modularity enables add-ons for more data capture as you grow

Vimana
• Comprehensive solution to analyze and improve total production efficiency
• Uncovers the reasons behind production losses and inefficiencies
• Available as a SaaS and as onsite deployment to suit large and small machine shops