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报告分类:外文技术报告

  • 3371.糖免疫诊断信号和间皮瘤的治疗靶点

    [医药制造业] [2014-07-18]

    关键词:医药;抗体;免疫治疗;解剖模型
  • 3372.自动光学处理系统(AOPS)4.8版验证测试报告

    [信息传输、软件和信息技术服务业] [2014-07-18]

    This document describes the testing and evaluation of the Automated Optical Processing System (AOPS) version 4.8 for the Visible Infrared Imager Radiometer Suite (VIIRS) sensor. AOPS enables exploitation of multiple space-borne ocean color satellite sensors to provide optical conditions for operational Navy products supporting mine Warfare (MIW), Naval Special Warfare (NSW), expeditionary warfare (EXW), and antisubmarine warfare (ASW). Ocean optical products are used to predict the impact of the environment on diver operations, communications, mine detection, and target detection. As part of this evaluation, comparisons are made with existing operational satellite products from MOSIA- Aqua, in situ data from ocean cruises and comparison with the Aerosol Robotic Network-Ocean Color (AERONET-OC) SeaPrism sensors. These comparisons show that VIIRS generates high quality ocean color products and should provide a continued data stream to support operational products.
    关键词:自动化;光学加工;验证;远程检测;测试和评估
  • 3373.从焦痂拭子标本检测帕氏立克次体感染

    [医药制造业] [2014-07-18]

    关键词:医药;焦痂;立克次氏体;临床医学
  • 3374.系统顾问模型(SAM)中的熔盐电塔筒成本模型

    [电力、热力、燃气及水生产和供应业] [2014-07-18]

    This report describes a component-based cost model developed for molten-salt power tower solar power plants. The cost model was developed by the National Renewable Energy Laboratory (NREL), using data from several prior studies, including a contracted analysis from WorleyParsons Group, which is included herein as an Appendix. The WorleyParsons analysis also estimated material composition and mass for the plant to facilitate a life cycle analysis of the molten salt power tower technology. Details of the life cycle assessment have been published elsewhere. The cost model provides a reference plant that interfaces with NREL's System Advisor Model or SAM. The reference plant assumes a nominal 100-MWe (net) power tower running with a nitrate salt heat transfer fluid (HTF). Thermal energy storage is provided by direct storage of the HTF in a 2-tank system. The design assumes dry-cooling. The model includes a spreadsheet that interfaces with SAM via the Excel Exchange option in SAM. The spreadsheet allows users to estimate the costs of different-size plants and to take into account changes in commodity prices.
    关键词:太阳能发电厂;能源储存系统;传热流体;热分析
  • 3375.并行电力系统动态应变分析的动态负载平衡和调度

    [电力、热力、燃气及水生产和供应业] [2014-07-18]

    Power system simulations involving solution of thousands of stiff differential and algebraic equations (DAE) are extremely computationally intensive and yet crucial for grid security and reliability. Online simulation of minutes to hours for a large number of contingencies requires computational efficiency several orders of magnitude greater than what is todays state-of-the-art. We have developed an optimized simulator for single contingency analysis using efficient numerical algorithms implementation for solving DAE, and scaled it up for large-scale con-tingency analysis using MPI. A prototype parallel high speed extended term simu-lator (HSET) on in-house high performance computing (HPC) resources at Iowa State University (ISU) (namely Cystorm Supercomputer) is being developed. Since the simulation times across contingencies vary considerably, we have focused our efforts towards development of efficient scheduling algorithms through work stealing for maximal resource utilization and minimum overhead to perform faster than real time analysis. This chapter introduces a novel implementation of dynamic load balancing algorithm for dynamic contingency analysis. Results indicate potential for significant improvements over the state-of-the-art methods especially master-slave based load balancing typically used in power system community. Simulations of thousands of contingencies on a large real system were conducted and computational savings and scalability results are reported.
    关键词:电力系统;在线仿真;动态应变分析
  • 3376.RFID停车管理系统和传感器网络

    [信息传输、软件和信息技术服务业] [2014-07-18]

    As the development of the society and economy,more and more cars are used in the people life.Parking the car in a busy mall is often frustrated for us due to lack of the parking spaces.The problems mainly consist of two aspects.First,when we go to the destination,we do not know where the parking lot is and how many parking spaces is free.We have to spend a lot of time to find a parking lot.Besides,the parking lot usually is great,it is difficult for us to find the free space efficiently.Traditional solutions are implemented based on the TCP/IP networks or sensor network.TCP/IP solutions often require a lot on the infrastructure.Solutions with sensor network can not navigate the driver precisely.In this paper,we propose a novel parking management system with RFID and sensor networks,which can not only detect and locate the free parking space quickly,but also navigate the car to the parking space effectively.Our experiment shows that the proposed system is desirable for us to use in the life.
    关键词:RFID;传感器网络;停车管理系统
  • 3377.数字化乳腺摄影:开发一个先进的计算机辅助诊断系统检测乳腺癌

    [信息传输、软件和信息技术服务业,医药制造业] [2014-07-18]

    The goal of the project is to develop computer-aided diagnosis (CAD) methods and systems for mammography using advanced computer vision techniques and image information fusion from multiple mammograms to improve lesion detection and characterization. When tally developed, the CAD system can assist radiologists in mammographic interpretation. During this project year, we have performed the following tasks: (1) collected databases of digital mammograms (DMs) and digitized film mammograms (DFMs) for development of the CAD systems, (2) developed computer vision techniques and a prototype CAD system for detection of microcalcifications on DMs, (3) developed computer vision techniques and a prototype CAD system for detection of masses on DFMs and DMs, (4) explored the feasibility of improving mass detection by CAD on digital breast tomosynthesis mammograms, (5) developed automated pectoral muscle detection method for preprocessing of MLO view mammograms for multiple image analysis, (6) developed a prototype CAD method for classification of malignant and benign masses by fusion of information from mammograms and ultrasound images and investigated the effects of the multi-modality CAD system on radiologists performance. In summary, we have investigated a number of areas in CAD of mammographic lesions and evaluated the new techniques for both DMs and DFMs. We have made progress in the six tasks proposed in the project. We have found that our new computer-vision techniques and two-view information fusion approach can improve the performance of the CAD systems. We will continue the development of the CAD systems for DMs and DFMs in the coming years.
    关键词:图像处理;诊断(医学);体层摄影术;计算机辅助诊断;计算机应用
  • 3378.来自现场音频源的实时乐谱

    [信息传输、软件和信息技术服务业] [2014-07-18]

    Musical score following has many practical applications. As mobile devices get more popular, musicians would like to carry their sheet music on their mobile devices. One useful functionality that a sheet music app could o er is to have the app follow the music being played by the musician and turn pages at the right time. In this paper, we describe how we combined several techniques to accomplish this task and how we implemented it to run eciently. By understanding basic sheet music semantics and how instruments produce sound, we carefully constructed a hidden Markov model to follow a player's position in a musical score solely by listening to their playing. We implemented our algorithm in Java, in the form of a sheet music application for Android, and it was able to successfully follow amateur-level pianists playing Twinkle Twinkle Little Star, as well as Minuet in G, by J.S. Bach.
    关键词:实时乐谱;移动设备;应用程序;马尔可夫模型
  • 3379.城市地形数据动态处理的模型、近似和度量

    [信息传输、软件和信息技术服务业] [2014-07-18]

    Theory, algorithms, and software have been developed for the analysis and processing of point cloud sensor data for representation, analysis and visualization of complex urban terrain. These involve various parameterizations of terrain data based on implicit surface representations and adaptive multiscale methods that enable high resolution and enhance understanding of topology and geometric features. The wavelet and multi scale methods enable fast computation and allow for varying local resolution of the data depending on the local density of the point cloud. The implicit representations which are developed facilitate highly accurate approximation of signed distances to the sensed terrain surface. The level sets of the signed distance provide efficiently computed field of view from specified observation points. Collaboration among MURI focus groups has yielded hybrid methods incorporating the best features of both approaches. Simulation and field experiments have been conducted to test the MURI methodologies. These include problems of sensor assimilation for autonomous navigation of urban terrain, surveillance, secure route planning, line of sight, target acquisition and a host of related problems.
    关键词:算法;地形;拓扑结构;城市;计算;计算机程序
  • 3380.脉冲拒绝服务攻击中时间透镜及其应用

    [信息传输、软件和信息技术服务业] [2014-07-18]

    关键词:服务攻击;时间透镜;攻击组合;DNS
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