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Summation-by-parts approximations of the second derivative: Pseudoinverses of singular operators and revisiting the sixth order accurate narrow-stencil operator
We consider finite difference approximations of the second derivative, e...
11/07/2020 ∙ by Sofia Eriksson, et al. ∙
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Elastic wave propagation in curvilinear coordinates with mesh refinement interfaces by a fourth order finite difference method
We develop a fourth order accurate finite difference method for the thre...
05/29/2020 ∙ by Lu Zhang, et al. ∙
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Unaligned Image-to-Sequence Transformation with Loop Consistency
We tackle the problem of modeling sequential visual phenomena. Given exa...
10/09/2019 ∙ by Siyang Wang, et al. ∙
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Numerical upscaling for heterogeneous materials in fractured domains
We consider numerical solution of elliptic problems with heterogeneous d...
08/10/2019 ∙ by Fredrik Hellman, et al. ∙
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Attention is all you need for Videos: Self-attention based Video Summarization using Universal Transformers
Video Captioning and Summarization have become very popular in the recen...
06/06/2019 ∙ by Manjot Bilkhu, et al. ∙
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Top-down Flow Transformer Networks
We study the deformation fields of feature maps across convolutional net...
12/06/2017 ∙ by Zhiwei Jia, et al. ∙
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