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Study mode:
on
1
Intro
2
Modeling Basketball Play
3
Technical Challenges
4
Tensor Methods
5
Example: Profile Player Shots
6
Tensor Latent Factor Model
7
Example: Precipitation Forecast
8
Difficulty of Training
9
Multi-Resolution Learning
10
Rate of Convergence
11
Computational Complexity
12
Efficiency: MRTL is Fast
13
Sensitivity to fine-graining criteria
14
Interpretability: basketbacll
15
Interpretability: climate
16
Conclusion
Description:
Explore efficient and interpretable spatial analysis techniques in this conference talk from the Tensor Methods and Emerging Applications workshop. Dive into the Multiresolution Tensor Learning (MRTL) algorithm, designed to overcome computational challenges in tensor latent factor models. Learn how MRTL improves interpretability and reduces computation by initializing latent factors from an approximate full-rank tensor model and progressively learning from coarse to fine resolutions. Discover the algorithm's theoretical convergence, computational complexity, and practical applications in basketball play modeling and precipitation forecasting. Gain insights into MRTL's 4-5x speedup compared to fixed resolution approaches while maintaining accuracy and interpretability in real-world datasets.

Multiresolution Tensor Learning for Efficient and Interpretable Spatial Analysis

Institute for Pure & Applied Mathematics (IPAM)
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