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arup guha
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arup guha's Discussions
Bias in car accident studies
Replied Sep. 17, 2009
Field Failure Data
Replied Sep. 8, 2009
GARCH (1,1)
Replied Sep. 8, 2009
arup guha's Groups
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New Books
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Marketing Analytics
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Operations Research
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Data Mining
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SAS Online Training
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arup guha's Page
Latest Activity
very interesting. wonder just by looking at ones network how much can be known about one.
no car would be allowed onto the road without some minimum safety features which should be enough to cause an accident rate low enough to be legally acceptible . given that, if some car has a high accident rate, its either due to some hidden interna…
plot the hazard function and see whether it looks like the hazard function for any theoretical distribution. if yes ( you are lucky) then that should guide your analysis. for instance if the hazard is weibull, then you assume weibull distribution an…
u mean the data generation process is a double exponential distribution? what would be the grounds for assuming that? thanks for the answer
With 12 period history, one can do forecasting for any length of future period but the questionshere is the validity of the forecsted values. In the cureent scenario, evrey forecasted values is assumes to be dependent on its just pervious value. so…
the big contribution of survival analysis is to predict the WHEN over and above the WHO aspect. out of this we can get the 2 most important metrics : what are the chances of the event happening in a defined period and the expected lifetime. however,…
how would you set the cutoff for such a distance measure? since the number of stores shouldnt be very high why not try hierarchical clustering? then you wouldnt have to preset the number of clusters and and also wouldnt have to come up with justific…
what if i want to generate a forecast of the performance of a marketing trigger 52 weeks hence after I have observed the effect of the trigger for only 12 periods? I guess distribution fitting is the only way out since econometric methods wont work.…
Comment Wall (7 comments)
- At 11:57am on March 27, 2009,
Amritaputra Bhattacharya said… - do you guys have any opening for predictive modeler there? I am kind of looking for such position in US and also back in India. I would appreciate your reply.
-Amrit
- At 2:34am on March 27, 2009,
Arijit said… - I'll send u a book on web analytics, by Avinash Kausisk. But web analytics is still in its very nascent state, especially in India. Is Budhi still there in Amex?
- At 3:41am on March 16, 2009,
Arijit said…
- Hey,
I'm dng fine.I'm into web analytics. bit boring as there is not much scope for econometrics (or I can't think of much).Which company are in now? Give me ur no. I'm giving my email id below.
Arijit
arijit14@gmail.com
- At 2:44pm on March 14, 2009,
Amritaputra Bhattacharya said…
- Hello Arup,
Are you working in India?
-Amrit
- At 5:44am on March 13, 2009,
Arijit said…
- Hi Arup,
Were from JNU, MA Eco 2000 batch?
Arijit
- At 3:36am on November 12, 2008,
Shreeranjini Bhat said…
- Hi Arup,
I have an exciting opportunity in the area of Marketing Analytics. I would request you to send your contact number to talk to you regarding the opportunity.
Shreeranjini Bhat
- At 12:50am on July 16, 2008,
Rajkumari Gooptu said… - Hi Arup,
Would you consider a senior analyst role in a Bangalore based start up in the Web 3.0 technology space and the media domain ; I have posted the job in the discussion forum page ,
regards
Rajkumari
Profile Information
- Short Bio:
- I am academically trained in econometrics. My profesional exposure has been in the field of marketing analytics.
- Field of Expertise:
- SAS, Other
- Years of Experience in Analytical Role:
- 3.7
- Professional Status:
- Manager
- Interests:
- Networking
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