kliu

Q embedding

  • word embedding
  • sum avg
  • CNN
  • Recursive
  • Recurrent

KB embedding

  • Tensor Factorization
  • Translation-based
  • NN based

Deep QA

IR based

  1. candidate selection
  2. re-ranking

ranking

  • entity similarity
  • path/relation similarity
  • contexts similarity

methods

  • MCNN
  • RNN with attention

problems

  • long and complex questions
  • heterogeneous KB
  • knowledge infer

Zenglin Xu: non-parametric tensor analysis

classical tucker decomposition

CP Decompostion:

CUR Decomposition:

Limitation: multi-linear

lasso

motivation

PAC (heart monitor)

var selection AIC / BIC / lasso (simple)

using lasso

assumption: Sparsity: not all the covariates are relevant to the potential outcomes

rickjin - advertisement

focus on people