IDST at TREC 2019 Deep Learning Track: Deep Cascade Ranking with Generation-based Document Expansion and Pre-trained Language Modeling.
Ming YanChenliang LiChen WuBin BiWei WangJiangnan XiaLuo SiPublished in: TREC (2019)
Keyphrases
- deep learning
- language modeling
- pre trained
- information retrieval
- language model
- test collection
- retrieval model
- query expansion
- retrieval effectiveness
- pseudo relevance feedback
- expert search
- inter document similarities
- unsupervised learning
- training data
- relevance model
- probabilistic model
- n gram
- machine learning
- document retrieval
- relevance feedback
- training examples
- question answering
- information retrieval systems
- text classification
- weakly supervised
- text mining
- smoothing methods
- relevant documents
- retrieval systems
- image features
- supervised learning
- support vector