Sotabase

Career

· Senior Director and Head of Pinner Discovery, Pinterest2025–
· Senior Director of Engineering, Pinterest2017–2025
· PhD in Computer Science, Stanford University2004–2009
· MS in Computer Science, Stanford University2002–2004
· B.Tech. in Computer Science and Engineering, Indian Institute of Technology, Kanpur1998–2002
· Engineering Manager, Facebook
· Search Ranking Team, Facebook

Publications (29)

Efficient sparse coding algorithms
Neural Information Processing Systems · 2006
2,860
cited
Self-taught learning: transfer learning from unlabeled data
International Conference on Machine Learning · 2007
1,811
cited
Large-scale deep unsupervised learning using graphics processors
International Conference on Machine Learning · 2009
765
cited
Constructing informative priors using transfer learning
International Conference on Machine Learning · 2006
330
cited
Shift-invariant sparse coding for audio classification
Conference on Uncertainty in Artificial Intelligence · 2007
267
cited
Classification with Hybrid Generative/Discriminative Models
Neural Information Processing Systems · 2003
249
cited
Exponential Family Sparse Coding with Application to Self-taught Learning
International Joint Conference on Artificial Intelligence · 2009
93
cited
Robust Textual Inference Via Learning and Abductive Reasoning
AAAI Conference on Artificial Intelligence · 2005
88
cited
Shift-Invariance Sparse Coding for Audio Classification
Conference on Uncertainty in Artificial Intelligence · 2012
54
cited
Learning relevance from heterogeneous social network and its application in online targeting
Annual International ACM SIGIR Conference on Research and Development in Information Retrieval · 2011
52
cited
Robust Textual Inference using Diverse Knowledge Sources
2005
47
cited
Self-taught learning
2009
40
cited
Transfer learning by constructing informative priors
International Conference on Machine Learning · 2005
26
cited
Understanding the Interaction between Interests, Conversations and Friendships in Facebook
arXiv.org · 2012
11
cited
User Taste-Aware Image Search
International Conference on Information and Knowledge Management · 2020
2
cited
Improving Query Safety at Pinterest
arXiv.org · 2020
1
cited
Scaling Up Machine Learning: Large-Scale Learning for Vision with GPUs
2011
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Rajat Raina | Researcher Profile | Sotabase | Sotabase