check bib.bib

1. duplicate references

2. check author format

@article{LittleAndShaw78Analytic,

title={Analytic study of the memory storage capacity of a neural network},

• author={Little, William A and Shaw, Gordon L},

+  author={Little, William A. and Shaw, Gordon L.},

journal={Mathematical biosciences},

volume={39},

number={3-4},

1. check source

@article{SchultzAndJoachims04Learning,

title={Learning a distance metric from relative comparisons},

author={Schultz, Matthew and Joachims, Thorsten},

• journal={Advances in neural information processing systems},

+  journal={Advances in Neural Information Processing Systems},