Dear Author: Attached you will find a pdf of the proofs of your article scheduled to appear in a forthcoming issue of Neural Computation. Please print out the pdf of your proof on standard

Please print out the pdf of your proof on standard size paper (8 1⁄2 x 11) single-sided, and check for accuracy and consistency, making especially sure to check the accuracy of material that only you can verify (such as numerical data or spelling of proper names). Please also check all figures on the proofs for orientation, legibility, and overall quality and initial your approval next to all figures. Throughout, please limit your changes to those necessary to correct errors or inconsistencies. Major changes to the manuscript or replacement of figures may not be made. Note that changes resulting in repagination of the issue will not be accepted. Please do not send a revision of your article and do not alter the pdf that was sent to you. If you are unable to get the corrections back to us within the requested time frame, we can not guarantee that your changes will be incorporated.