International Business Machines Corporation

China Unionpay Co., Ltd.

Tao Tang

Yan Xu

Bruce McNutt

Yong Guo

Pengfei Gao

Yanming Yang

Xuetao Qiu

Zhijun Fei

Wenji Xing

The disclosure pertains to a biometric recognition method, the method comprising: receiving biometric data; performing a random transformation of low-bit data in received biometric data; randomly selecting one or more filtering algorithms to pre-process randomly transformed biometric data; and performing identity verification based on pre-processed biometric data.

Biometric identification method, server, and client

A method, for migrating newly allocated data into a second storage tier, includes receiving a request to store a data item. The method includes allocating an extent to a first storage tier to store the new data item. The method includes determining whether an extent is newly allocated on the first storage tier. The method includes migrating, by avoiding a learning phase, the newly allocated extent to the second storage tier from the first storage tier.

Migration of newly allocated data to a storage tier

Growing community of inventors

Shanghai, China

Tao Tang