High-performance computing systems, fast future internet, cross-layer optimized access networks.

Progress in high-performance computing in water science

水利高性能计算的进展

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With the demand for high-performance computing, computer architecture undergone great changes.

随着高性能计算的需求，计算机体系结构发生了很大变化。

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Between modules, using parallel technology to speed up the high-performance computing platform.

模块与模块之间应用并行技术来加快高性能计算平台的运行速度。

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Results show that this Beowulf system could run high-performance computing tasks.

结果表明该Beowulf系统具有很高的并行计算效率和性价比。

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Applications of High-performance Computing Technology on Underwater Vehicle Design

高性能计算技术在水下航行体设计中的应用

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Accounting System for High-performance Computing platform Based on Open PBS

基于OpenPBS的高性能计算平台计费系统

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Preliminary Research on Distributed Collaborative High-performance Computing Framework for Spatial Information

空间信息分布式协同高性能计算框架的初步研究

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Firstly, we convert RGB image into gray image, then detect the edge of echo region using sobel edge detection operator. In order to get consistency edge, the closure computing operation is applied on the image.

首先将图像转化为灰度图，利用sobel边缘检测算子对图像进行边缘检测，为了得到连贯的区域边缘，需要对图像进行闭运算操作。

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Using the improved algorithm in edge location, the computing complexity is reduced by avoiding search efforts when using two dimensions error table, and the measurement accuracy is increased.

将改进算法应用到空间矩亚象素边缘定位中，避免了以往利用二维误差校正表时需要的查寻时间和存贮空间，降低了计算复杂度，提高了测量精度。

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Firstly, this algorithm enhanced the original image in fuzzy way and designed one classifier according to its and its 8-neighbor gray levels; secondly, classified each pixel into the proper edge class by computing and comparing its greatest fuzzy truth of membership;

首先对图像进行模糊增强，然后依据当前像素及其8-邻域像素的灰度，设计了一个分类器，通过计算相对于该分类器的模糊隶属度函数值，对像素进行边缘分类；

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Then, we formulate optimizations for three typical clouds supporting different main services, respectively. The optimal amount of edge cloud computing storage resources and their corresponding best locations are obtained by solving the optimizing problems.

然后，针对主营应用特性不同的三类典型云系统，分别构建了最优化问题，并相应地求解得出了分布式计算存储资源的最佳部署位置，以及最优数量。

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Edge Parameters Computing Methods for Anisotropic Volume Data

异分辨率体积数据的边界参数计算方法

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In order to achieve software protection, dynamic data hiding makes use of homomorphic encryption scheme and data obfuscation to protect the key data in program.

针对程序中的关键数据的保护问题，动态数据隐藏是个可行的方法。

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A proved secure protocol for watermark verification based on perfect zero knowledge interactive proof system and bit commitments scheme is proposed.

基于完全零知识交互证明系统和位委托方案，提出了可证明的安全水印认证协议。

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Research on Zero-Knowledge Proof and Digital Signature

零知识证明与数字签名理论的研究

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In the paper, we present a notion about two directional zero knowledge proof, and study the relation between two directional zero knowledge proof and traditional one directional zero knowledge proof. We propose several simple two directional zero knowledge problem proof protocols.

提出了双向零知识证明的概念，研究了双向零知识证明与传统的零知识证明之间的关系，设计了两个最基本的双向零知识证明协议。

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A new efficient normative signature scheme, based on discrete logarithm assumption and factoring assumption is proposed. A zero knowledge proof protocol between the nominee and a third party to verify the signature is also constructed.

提出了一种基于离散对数假设与因子分解假设的有效的记名签名方案，构造了一个被签名人与第三方之间的零知识证明协议。

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Chapter 2 introduces the common concepts and definitions of SMC, including the definition of security and behaviors of participants, etc., and oblivious transfer, zero knowledge proof systems, circuit evaluation protocol.

第2章给出了安全多方计算较为详细的介绍，其中包括安全定义、参与者行为等基本概念，茫然传送、零知识系统、电路求值协议等基本理论。

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This paper presents a perfect zero knowledge proof system for a decision problem which is computationally equivalent to the Discrete Root Problem, and its zero knowledge property does not rely on any assumptions.

本文提出了一种关于离散根问题的完美零知识证明系统，并且其零知识性不依赖于任何前提假设。

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A digital signature scheme with multiple functions in special environment is proposed which is called forward-secure and confirmer digital signature scheme based on zero knowledge proof.

提出了一种具有多功能特殊用途的数字签名方案&基于零知识证明的前向安全可证实签名方案。

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