Redundancy filtering and fusion verification for video copy detection

Multimedia Systems - Recently, the frame fusion based video copy detection scheme provides a possibility to detect copies in a continuous query video stream. However, its computational complexity...     

污水处理厂污泥厌氧消化优化设计与运行探讨

对国内典型的污水处理厂污泥厌氧消化系统进行调研发现,厌氧消化系统的运行管理尚存在诸多问题。在总结白龙港污水处理厂污泥厌氧消化调试与运行管理经验的基础上,针对厌氧消化工艺存在的普遍性问题,提出了厌氧消化系统设计和运行管理方面的建议,以促进工艺设计优化,提高运行管理水平。     

Palmprint matching using feature points and SVD factorisation

In this paper, a new palmprint matching system based on the extraction of feature points is suggested. Using a scale-space representation, the points in question are corners formed by the intersection of creases and lines. Unlike minutiae, such points can still be extracted even on low resolution palmprints. Matching is carried out using an SVD factorisation of a proximity matrix and takes account of the coordinates of the detected points and their local texture. Our experiments have yielded some very good results evidenced by an EER of 0.10%.     

基于OCTEON芯片的高精度流回放系统的设计与实现

介绍网络多核处理器OCTEON和基于OCTEON开发的基本需求,讨论在Linux平台下基于该芯片开发高精度流回放系统的设计与实现过程,包括主机与OCTEON间PCI的通信,高精度流回放的时间戳实现,以及多个流同时回放的设计与实现。对该系统的性能测试表明,基于OCTEON的流回放实现高度并行并且高精度的处理,系统的实现对于在高速Gbps环境下的网络数据流检测、过滤与入侵检测系统具有很高的应用价值。