Laboratory;
of;
Intelligent;
Information;
Processing Institute;
of;
Computing;
Technology;
Chinese;
Academy;
of;
Sciences;
Beijing;
100190;
China;
of;
Chinese;
Academy;
of;
Sciences;
Beijing;
100049;
China;
of;
Computer;
Science;
and;
Communication;
Engineering;
China;
University;
of;
Petroleum;
Qingdao;
266555;
China.;
非刚性; 谱距离; 形状变形; 分派; 欧几里得空间; 欧氏空间; 距离分布; 特征值;