From 6eec4423cc12883121c31c14d060c0154590a5ab Mon Sep 17 00:00:00 2001 From: v1j4y Date: Thu, 28 Jan 2021 01:04:59 +0100 Subject: [PATCH] Removed dev stuff from README and shifted it to vj branch. --- README.org | 20 -------------------- 1 file changed, 20 deletions(-) diff --git a/README.org b/README.org index 102a582..788d8a4 100644 --- a/README.org +++ b/README.org @@ -34,23 +34,3 @@ \sum_{i=1}^{Ne} \sum_{pkl} \sum_a^{Nn} c_{apkl} R_{ia}^{p-k-l}\, C_{i,a(p-k+l)}^k $$ - -** Rank reduction - -*** Idea - -The idea is to use SVD and fast-updates to reduce the rank of the -intermediate \(r^k_{ij} = \Gamma_{i,j,k}\) like so. - -\[ -\Gamma_{i,j,k} = U_{i,d,k} \cdot D_{d,d,k} \cdot V^T_{d,j,k} -\] - -Where \( D_{d,d,k}\) is a diagonal in indices \(i,j\) and is of rank \(d \ll Min(i,j)\). - -** Auto-generate derivatives - -*** Idea - -The calculation of first and second derivatives of -a network of tensors contracted using BLAS can also be expressed as a sum of BLAS contractions. However, there are many pitfalls. Here we shall consider an automated generation of contraction scheme to optimize the order in which the BLAS contraction is performed.