1. Click shaping to optimize multiple objectives
2. Relevance criteria for e-commerce
3. From ranknet to lambdarank to lambdamart: An overview;Burges JC;Learning,2010
4. Christopher J Burges Robert Ragno and Quoc V Le. 2007. Learning to rank with nonsmooth cost functions. In Advances in neural information processing systems. 193–200. Christopher J Burges Robert Ragno and Quoc V Le. 2007. Learning to rank with nonsmooth cost functions. In Advances in neural information processing systems. 193–200.
5. Why Do People Buy Seemingly Irrelevant Items in Voice Product Search?