Re: [Rdkit-discuss] building models using descriptors

2012-05-09 Thread Andrew Dalke
On May 9, 2012, at 6:07 AM, Greg Landrum wrote: FYI: I've been spending some time recently looking at scikit-learn and have been quite impressed... there's a bit of writeup here: http://code.google.com/p/rdkit/wiki/WorkingWithSciKitLearn I've wanted a chance to use scikit-learn, as well as

Re: [Rdkit-discuss] building models using descriptors

2012-05-08 Thread Greg Landrum
On Mon, May 7, 2012 at 7:05 PM, Igor Filippov igor.v.filip...@gmail.com wrote: Here's the example output:         *** Vote Results *** misclassified: 93/242 (%38.43)  93/242 (%38.43) Why the same set of numbers is printed twice? If you do the predictions with a confidence threshold the

Re: [Rdkit-discuss] building models using descriptors

2012-05-07 Thread Greg Landrum
On Wed, May 2, 2012 at 2:05 PM, Igor Filippov igor.v.filip...@gmail.com wrote: Dear Colleagues, I am following the tutorials at http://code.google.com/p/rdkit/wiki/BuildingModelsUsingDescriptors1 and http://code.google.com/p/rdkit/wiki/BuildingModelsUsingFingerprints1 to use RDKit to build

Re: [Rdkit-discuss] building models using descriptors

2012-05-07 Thread Igor Filippov
Thank you, Greg! As always, right on the mark! If I may bother you just a bit more :) Here's the example output: *** Vote Results *** misclassified: 93/242 (%38.43) 93/242 (%38.43) Why the same set of numbers is printed twice? average correct confidence:0.8520 average

[Rdkit-discuss] building models using descriptors

2012-05-02 Thread Igor Filippov
Dear Colleagues, I am following the tutorials at http://code.google.com/p/rdkit/wiki/BuildingModelsUsingDescriptors1 and http://code.google.com/p/rdkit/wiki/BuildingModelsUsingFingerprints1 to use RDKit to build a random forest model with floating point type descriptors. Perhaps someone can