@techreport{weko_178614_1,
   author	 = "Tung,Le Duc and Taro,Sekiyama and Yasushi,Negishi and Haruki,Imai and Kiyokuni,Kawachiya",
   title	 = "Accelerating Multi-GPU Deep Learning by Collecting and Accumulating Gradients on CPUs",
   year 	 = "2017",
   institution	 = "IBM Research - Tokyo, IBM Research - Tokyo, IBM Research - Tokyo, IBM Research - Tokyo, IBM Research - Tokyo",
   number	 = "8",
   month	 = "apr"
}