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Andrew Y. Ng

Researcher at Stanford University

Publications -  356
Citations -  184387

Andrew Y. Ng is an academic researcher from Stanford University. The author has contributed to research in topics: Deep learning & Supervised learning. The author has an hindex of 130, co-authored 345 publications receiving 164995 citations. Previous affiliations of Andrew Y. Ng include Max Planck Society & Baidu.

Papers
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Deep-learning-assisted diagnosis for knee magnetic resonance imaging: Development and retrospective validation of MRNet.

TL;DR: A deep learning model for detecting general abnormalities and specific diagnoses (anterior cruciate ligament [ACL] tears and meniscal tears) on knee MRI exams is developed and the assertion that deep learning models can improve the performance of clinical experts during medical imaging interpretation is supported.
Posted Content

PEGASUS: A Policy Search Method for Large MDPs and POMDPs

TL;DR: In this paper, the authors propose a new approach to the problem of policy search for a Markov decision process (MDP) or a partially observable MDP (POMDP) given a model.
Proceedings ArticleDOI

Text Detection and Character Recognition in Scene Images with Unsupervised Feature Learning

TL;DR: This paper applies large-scale algorithms for learning the features automatically from unlabeled data to construct highly effective classifiers for both detection and recognition to be used in a high accuracy end-to-end system.
Proceedings Article

PEGASUS: A policy search method for large MDPs and POMDPs

TL;DR: This work proposes a new approach to the problem of searching a space of policies for a Markov decision process (MDP) or a partially observable Markov decisions process (POMDP), given a model, based on the following observation: Any (PO)MDP can be transformed into an "equivalent" POMDP in which all state transitions are deterministic.
Journal ArticleDOI

Unsupervised Deep Learning Applied to Breast Density Segmentation and Mammographic Risk Scoring

TL;DR: The state-of-the-art results show that the learned breast density scores have a very strong positive relationship with manual ones, and that the learning texture scores are predictive of breast cancer.