Showing posts from March, 2017

Computer History Museum - A visit

As a child, I used to imagine that when I grow up I will work in a bookstore. I will sell books and in spare time read all the books. Whenever I get a chance to visit a big bookstore or Library, I feel as If I have entered heaven, my spine is thrilled with electric spikes.
This August, I got a chance to visit San Jose (Was there to attend an international conference ASONAM 2016 in San Francisco). Feeling a bit adventurous I tried Airbnb for the first time and stayed with Venna, a very sweet lady. When we reached, she suggested that since I am into computers I should visit Computer History Museum, I accepted her suggestion and am very happy that I did. The museum kindled the child in me, and once again I was back to childhood (not that I have really grown old), seeing the Babbage difference engine, the PDP-1, the Jacquard loom, I was transcended into a new world. The museum showcased the history of computers bringing them back to life through their gigantic exhibits. The exhibition Rev…

Deep Blue: A review

Paper: Deep Blue Authors: Murray Campbell, A Joseph Hoane Jr, feng-hsiung Hsu
Introduction: Deep Blue was the chess machine (it is a powerful combination of hardware and software) developed by IBM. The machine became important in the field of AI because it was able to defeat the then World class Chess champion Garry Kasparov in the year 1997. This paper gives insight into the impressive hardware & software of Deep Blue.
Key Points: Deep Blue learned from the experience of its predecessors ChipTest, Deep Thought, Deep Thought II and Deep Blue-I matches with human players. The major changes in the Deep Blue architecture were: Hardware Implemented Evaluation function: It's chess chip had a redesigned evaluation function based on over 8000 features. Since the evaluation function was implemented in hardware it offered constant execution time, but it also limited future feature additions. A majority of the features and weights of the evaluation function were created and tuned by hand. Pr…