Thursday, May 28, 2015
Wednesday, May 27, 2015
“Official” Production System
Charles Forgy on the origin of Official in Official Production System (OPS):
People often ask me if the name “OPS” really stands for “Official Production System.” In fact it does, but the name doesn’t mean what most people think.Forgy, C. L. “The OPS Languages An Historical Overview,” PC AI, Sep/Oct 1995, pp. 16-21.
In 1975, Carnegie-Mellon University professor Allen Newell started the Instructable Production System Project, or IPS as it immediately came to be called. Project members included John McDermott, Michael Rychener, and myself. While we all had implemented and used our own production systems prior to joining IPS, the goals of the IPS project required that we work in the same language.
Accordingly, in a series of meetings in the fall of 1975 we jointly designed a language with which we all felt comfortable. This language was to be the official production system of the IPS project. The intent behind the name was no more sinister than that. We certainly weren’t trying to tell people outside the IPS group that they should consider OPS an official anything!
Tuesday, May 26, 2015
Texas Rising
History Channel’s ‘Texas Rising’ goes beyond Alamo siege:
The landscape in “Texas Rising” mostly looks and feels like Texas, but without all the skyscrapers and air conditioning. It’s hot, dusty and scrubby. At one point, though, Sam Houston, elegantly played by Bill Paxton with some killer sideburns, sets up camp on a mountain with a stunning view — even though there would not have been breathtaking vistas where Houston and the Texas Rangers were plotting to defeat the Mexican army.It bothered me.
“Those early episodes were all shot in Durango, Mexico,” said David Marion Wilkinson, a writer and co-producer on the project. “The settings don’t match. San Jacinto was all piney woods and bayous. Gonzales is flat land and farm land. ... But this is entertainment. I don’t think the geography is going to bother too many people.”
Thursday, May 21, 2015
Thursday, May 7, 2015
Friday, May 1, 2015
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