Multi-Task Learning for Boosting with Application to Web Search Ranking Olivier Chapelle et al. Presenter: Wei Cheng. Outline. Motivation Backgrounds Algorithm From svm to boosting using L1 regularization Є -boosting for optimization Overall algorithm Evaluation
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Presenter: Wei Cheng
Domain specific engine is better!
e.g. ‘gelivable’ (very useful)
Different/same search engine(s) for different countries?
SinnoJialin Pan et al. At WWW’10
Joint Learning Task
Pick set of non-linear functions(e.g., decision trees, regression trees,….)
Apply every single function to each data point