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Lakshmi Narasimha Rao
  • Bangalore, Karnataka
  • India
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Lakshmi Narasimha Rao's Discussions

Survival analysis of customers using text analytics

Started this discussion. Last reply by Ahmed Oct 23, 2013. 2 Replies

Hello Every one,I am trying to understand if we can use unstructured text data to predict customer survival.Are there any specific text mining techniques which we can use on customer interactions…Continue

Tags: survival, analysis, anlytics, media, mining

Checking for multicollinearity in logic model

Started this discussion. Last reply by Lakshmi Narasimha Rao Jul 17, 2013. 4 Replies

Hi,Is there a way to check for multi-collinearity of explanatory variables as part of model building using logistic regression?I read somewhere that I should first use Linear Regression model to…Continue

introducing interaction terms in logit model

Started Jul 5, 2013 0 Replies

Hi,What is the significance (or consequences) of not including interaction terms of variables in logistic regression?I have 27 explanatory variables. How should i decide for which pairs of variables,…Continue

customer profitability analysis in banks

Started Jun 26, 2013 0 Replies

Hi All, I am interested in knowing what are the common practices in calculating bank customer's profitabilitya) How do you allocate cost of servicing the customers to a specific customer. what is the…Continue

 

Lakshmi Narasimha Rao's Page

Latest Activity

Ahmed replied to Lakshmi Narasimha Rao's discussion Survival analysis of customers using text analytics
"I'm not what do you mean by customer survival, but try contacting Decooda. Hope this helps. http://decooda.com/consulting/text-analytics-consulting/"
Oct 23, 2013
Dr Stephen Tagg replied to Lakshmi Narasimha Rao's discussion Survival analysis of customers using text analytics
"Better to achieve data for event history first. All that multi-channel is beyond the normal assumptions of survival analysis."
Oct 10, 2013
Lakshmi Narasimha Rao's discussion was featured

Survival analysis of customers using text analytics

Hello Every one,I am trying to understand if we can use unstructured text data to predict customer survival.Are there any specific text mining techniques which we can use on customer interactions data( customer calls to call centre / requests & complaints submitted at various channels like branch, internet, mobile etc/posts in social media about the company/emails sent to company) for survival analysis?Any inputs / pointers on this topic would be helpful.Thanks & RegardsLakshmiSee More
Oct 10, 2013
Lakshmi Narasimha Rao replied to Lakshmi Narasimha Rao's discussion Checking for multicollinearity in logic model
"Thanks Matthew ! I will try it out Regards Lakshmi"
Jul 17, 2013
Matthew Zack replied to Lakshmi Narasimha Rao's discussion Checking for multicollinearity in logic model
"The COLLIN option of the MODEL statement in PROC REG includes condition indexes and variance proportions that may identify the set of independent variables involved in multicollinearity better than the TOL and the VIF options.  Try it…"
Jul 13, 2013
Lakshmi Narasimha Rao replied to Lakshmi Narasimha Rao's discussion Checking for multicollinearity in logic model
"Thanks Matthew ! I was able to detect multicollinearity using tol and vif options in PROC REG and successfully resolved the issue ! Regards Lakshmi"
Jul 12, 2013
Matthew Zack replied to Lakshmi Narasimha Rao's discussion Checking for multicollinearity in logic model
"Specialized methods to handle this issue in nonlinear regression like logistic regression do exist.  However, since collinearity is mainly an issue involving independent variables in a regression rather than the dependent variable or the link…"
Jul 8, 2013
Lakshmi Narasimha Rao posted discussions
Jul 5, 2013
Lakshmi Narasimha Rao posted a discussion

customer profitability analysis in banks

Hi All, I am interested in knowing what are the common practices in calculating bank customer's profitabilitya) How do you allocate cost of servicing the customers to a specific customer. what is the common practice? can we use unit cost of servicing a customer by dividing total operating expenses of the bank with total no. of customers? b) How do you ascertain the income generated from the customerMy assumption is that its calculated as mentioned below Interest income = {total interest on…See More
Jun 26, 2013

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Short Bio:
I am a banking business consultant with interest in banking and risk analytics
Field of Expertise:
Other
Professional Status:
Manager
Interests:
Finding a New Position, Networking, Other
Your Company:
Oracle
Industry:
IT
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