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Guarantees of Augmented Trace Norm Models in Tensor Recovery

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Proceedings of the Twenty-Third International Joint Conference on Artificial Intelligence. Pages 1670-1675.

Abstract

This paper studies the recovery guarantees of the models of minimizing ||X||∗ + 1/2a ||X||2F where X is a tensor and ||X||∗ and ||X||F are the trace and Frobenius norm of respectively. We show that they can efficiently recover low-rank tensors. In particular, they enjoy exact guarantees similar to those known for minimizing ||X||∗ under the conditions on the sensing operator such as its null-space property, restricted isometry property, or spherical section property. To recover a low-rank tensor X0, minimizing ||X||∗ + 1/2a ||X||2F returns the same solution as minimizing ||X||∗ almost whenever α ≥ 10max ||X0(i)||2.

Ziqiang Shi, Jiqing Han, Tieran Zheng, and Ji Li. 2013. Guarantees of Augmented Trace Norm Models in Tensor Recovery. In Proceedings of the Twenty-Third International Joint Conference on Artificial Intelligence, IJCAI-13. IJCAI, 1670–1675. https://ijcai.org/proceedings/2013/248
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