Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id 86B8F200D1B for ; Thu, 28 Sep 2017 07:38:48 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id 8520D1609EB; Thu, 28 Sep 2017 05:38:48 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id CA93E1609CA for ; Thu, 28 Sep 2017 07:38:47 +0200 (CEST) Received: (qmail 66379 invoked by uid 500); 28 Sep 2017 05:38:46 -0000 Mailing-List: contact dev-help@mxnet.incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@mxnet.incubator.apache.org Delivered-To: mailing list dev@mxnet.incubator.apache.org Received: (qmail 66367 invoked by uid 99); 28 Sep 2017 05:38:46 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd3-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 28 Sep 2017 05:38:46 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd3-us-west.apache.org (ASF Mail Server at spamd3-us-west.apache.org) with ESMTP id F2B1218136A for ; Thu, 28 Sep 2017 05:38:45 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd3-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -0.901 X-Spam-Level: X-Spam-Status: No, score=-0.901 tagged_above=-999 required=6.31 tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, HTML_MESSAGE=2, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-2.8, SPF_PASS=-0.001] autolearn=disabled Authentication-Results: spamd3-us-west.apache.org (amavisd-new); dkim=pass (2048-bit key) header.d=gmail.com Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd3-us-west.apache.org [10.40.0.10]) (amavisd-new, port 10024) with ESMTP id j6TS_0liF9zY for ; Thu, 28 Sep 2017 05:38:45 +0000 (UTC) Received: from mail-pg0-f48.google.com (mail-pg0-f48.google.com [74.125.83.48]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTPS id F3C3461132 for ; Thu, 28 Sep 2017 05:38:44 +0000 (UTC) Received: by mail-pg0-f48.google.com with SMTP id p5so345190pgn.7 for ; Wed, 27 Sep 2017 22:38:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=N2P5XS8Znakel2ZKokC7x9DqoKzTL2F3exuS18q5XX0=; b=rmpkn/ML5UKwsX+OKhxOBA9MDCselVhz3GhbzHBjjXvrLbo3AuEQYsKXR+cawoWh6B 4jQnWH0R82uEwGqs4f016f7lPdipas4KCwhWkveUn3p6rgLBN5vbhpVJz2mlRG9FASX+ HzCDCEq4tkVk9EfyTmIIlku1YQVhW6WoL0z2l3DulUbsHmqUEudk+DosIGqKgAdAWq35 Fq4e+wz+9BNAuo80zhFbsSFEYnsrPq0AbyinZ4Suud7wXP23Vn7FCvg6YUTT0JegHAih 4GHWtPftFPN3b8ORc8IEaNmdb2OMXfWKoTkFDdh7W50+pzUJ6mQSQYFjWFRjTt8SA8Mf pWsQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=N2P5XS8Znakel2ZKokC7x9DqoKzTL2F3exuS18q5XX0=; b=o2+yQXfj86iFjwKCIDkRJ4AlRRUKSOdsdtIDAsFSkd4BuQnw9S4pPfUgU8PZw2jp1S /ym3uyEQCOVTK3Pbj4Q/JEMphepwn3Kwk6wJGudh92QQtc0lWBL1altkxRamGHR17sKq c7ILI3YmL/qyLtzpQSX/yelFseqL2cdBsWziujlzgXMysXKItWWADe4moyNZ+OnY3j21 FBl0gmWxNlSMK8mbcNBYiivol2EWI2T2igFoLB/X7O5IYGXu1cFHXBE6Y/lV0/kTYY+J MJRjKVzURUxFkNCLTqeiCWGhql5Mo+EgtVJ2r/HoCwDn+Aaf0IYPpOHuayjPeVva3bSO saSQ== X-Gm-Message-State: AHPjjUj/N2NZmzo+yHPsKEKc7z1YKQTyCSF8FpKx4BnwmA+z0yM3eZfj 9ppn0DsvJdzzgV/A/V3rFzL6TB/rl7H0QuqKxMRBNcab X-Google-Smtp-Source: AOwi7QDOeSdltAmb4Agx6/SPYXB948TR82BsCHKR9M1Z0sOmVcQb6uK1RWkfFbW8yvNrFaTcYWFUquJIfsonHueXkNo= X-Received: by 10.98.65.27 with SMTP id o27mr3329669pfa.205.1506577124012; Wed, 27 Sep 2017 22:38:44 -0700 (PDT) MIME-Version: 1.0 Received: by 10.100.155.108 with HTTP; Wed, 27 Sep 2017 22:38:43 -0700 (PDT) From: Jun Wu Date: Wed, 27 Sep 2017 22:38:43 -0700 Message-ID: Subject: Re: What's everyone working on? To: dev@mxnet.incubator.apache.org Content-Type: multipart/alternative; boundary="94eb2c0896d44db75b055a395273" archived-at: Thu, 28 Sep 2017 05:38:48 -0000 --94eb2c0896d44db75b055a395273 Content-Type: text/plain; charset="UTF-8" I had been working on the sparse tensor project with Haibin. After it was wrapped up for the first stage, I started my work on the quantization project (INT-8 inference). The benefits of using quantized models for inference include much higher inference throughput than FP32 model with acceptable accuracy loss and compact models saved on small devices. The work currently aims at quantizing ConvNets, and we will consider expanding it to RNN networks after getting good results for images. Meanwhile, it's expected to support quantization on CPU, GPU, and mobile devices. --94eb2c0896d44db75b055a395273--