Before revision:  Our findings suggest a promising direction for improving e-commerce search by semantic modeling of taxonomy hierarchies.abstract 
After revision:  Our findings suggest a promising direction for improving e-commerce search by semantic modeling of taxonomy hierarchies.abstract \% improvement on minority classes and a 7.1\% improvement on tail queries over a state-of-the-art label embedding model. Our findings suggest a promising direction for improving e-commerce search by semantic modeling of taxonomy hierarchies.