535 D-Tucker: Fast and Memory-Efficient Tucker Decomposition for Dense Tensors
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0:00:00 [Talk: D-Tucker: Fast and Memory-Efficient Tucker Decomposition for Dense Tensors]
0:00:19 Dense Tensors
0:00:36 Tucker Decomposition
0:00:52 Applications
0:01:05 Alternating Least Square (ALS)
0:01:31 Problem definition
0:02:00 Challenges
0:02:33 Proposed Method - Overview
0:03:37 Approximation Phase
0:04:24 Initialization Phase (1)
0:04:51 Initialization Phase (2)
0:05:17 Initialization Phase (3)
0:06:06 Iteration Phase (1)
0:06:48 Iteration Phase (2)
0:07:33 Iteration Phase (3)
0:08:09 Experimental Questions
0:08:45 Dataset
0:08:55 Competitors
0:09:11 Q1. Time and Reconstruction Error
0:09:28 Q2. Efficiency of the Iteration Phase
0:09:45 Q3. Space Cost
0:10:02 Conclusion