[eigen] Blocked QR with column pivoting.

To: eigen@xxxxxxxxxxxxxxxxxxx
Subject: [eigen] Blocked QR with column pivoting.
From: Rasmus Larsen <rmlarsen@xxxxxxxxxx>
Date: Wed, 20 Jan 2016 15:42:51 -0800
Dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:from:date:message-id:subject:to:content-type; bh=Q6J+KvZx1QW8Pv1N/ixIpzYagFFD4In+6ClzTPQPCqI=; b=NuF69P/iHEoo6qaJFC451eZvJHZUkWWp2tgQ3nqsYMyTAdfupYK9tHZ7oDbRreExzF MS6XQtrLszusuwMgvqb+gGyAoBYTFoVTbxnH0fSnHBzb703W9YHKCaSVsjlCPWGj7vX6 x1pYf0KyJ+Azt3ArN8eFYsDe5hWz299b90oHbc3Z5QDDPDhAJtyLHpvDu37uzagc39PX gAKPqLH3s28LsKCDaTGgsDCyaHIa7EwiCIEKzZwLgDQ6xEFU9mKGL9Zv8MQcjPNZ9aVv FDnJFNHjdvdvcdoO0h0C7KuqzLzndMZviaZa5Q1WE4uKv0SqqE8i0oOS4ovYr7NmSfgl IefQ==

It would be great to have an implementation of the LAPACK algorithm in xGEQP3 in Eigen. In the table here:

there is a "teaser" saying that ColPivHouseholderQR will soon be blocked. Is somebody actually working on this, and is so, what's the timeline?

Rasmus

Follow-Ups:
- Re: [eigen] Blocked QR with column pivoting.
  - From: Gael Guennebaud

Mail converted by MHonArc 2.6.19+