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    • 1. 发明申请
    • Detecting correlation from data
    • 从数据中检测相关性
    • US20050278357A1
    • 2005-12-15
    • US10864463
    • 2004-06-10
    • Paul BrownPeter HaasIhab IlyasVolker Markl
    • Paul BrownPeter HaasIhab IlyasVolker Markl
    • G06F7/00
    • G06F17/30536G06F17/30471Y10S707/99932
    • A system and a priori method of discovering dependencies between relational database column pairs and application of discoveries to query optimization is provided. For each candidate column pair remaining after simultaneously generating column pairs, pruning pairs not satisfying specified heuristic constraints, and eliminating pairs with trivial instances of correlation, a random sample of data values is collected. A candidate column pair is tested for the existence of a soft functional dependency (FD), and if a dependency is not found, statistically tested for correlation using a robust chi-squared statistic. Column pairs for which either a soft FD or a statistical correlation exists are prioritized for recommendation to a query optimizer, based on any of: strength of dependency, degree of correlation, or adjustment factor; statistics for recommended columns pairs are tracked to improve selectivity estimates. Additionally, a dependency graph representing correlations and dependencies as edges and column pairs as nodes is provided.
    • 提供了发现关系数据库列对与发现查询优化的应用之间的依赖关系的系统和先验方法。 对于在同时生成列对之后剩余的每个候选列对,修剪对不满足指定的启发式约束,并且消除具有相关性的平凡实例的对,收集数据值的随机样本。 测试候选列对是否存在软功能依赖(FD),并且如果没有找到依赖关系,则使用鲁棒的卡方统计统计检验相关性。 基于任何一个依赖关系强度,相关程度或调整因素,对存在软FD或统计相关性的列进行优先排序以推荐给查询优化器; 跟踪推荐列对的统计量,以提高选择性估计。 另外,提供了表示作为边缘和列对作为节点的相关性和依赖性的依赖图。
    • 2. 发明申请
    • Method for discovering undeclared and fuzzy rules in databases
    • 在数据库中发现未申报和模糊规则的方法
    • US20050097072A1
    • 2005-05-05
    • US10697052
    • 2003-10-31
    • Paul BrownPeter Haas
    • Paul BrownPeter Haas
    • G06F7/00G06F17/30G06N5/04
    • G06N5/048G06F17/30539
    • A scheme is used to automatically discover algebraic constraints between pairs of columns in relational data. The constraints may be “fuzzy” in that they hold for most, but not all, of the records, and the columns may be in the same table or different tables. The scheme first identifies candidate sets of column value pairs that are likely to satisfy an algebraic constraint. For each candidate, the scheme constructs algebraic constraints by applying statistical histogramming, segmentation, or clustering techniques to samples of column values. In query-optimization mode, the scheme automatically partitions the data into normal and exception records. During subsequent query processing, queries can be modified to incorporate the constraints; the optimizer uses the constraints to identify new, more efficient access paths. The results are then combined with the results of executing the original query against the (small) set of exception records.
    • 一种方案用于自动发现关系数据中的列对之间的代数约束。 约束可能是“模糊的”,因为它们对大多数但不是全部的记录持有,并且列可以在同一个表或不同的表中。 该方案首先识别可能满足代数约束的列值对的候选集合。 对于每个候选者,该方案通过将统计直方图,分段或聚类技术应用于列值样本来构建代数约束。 在查询优化模式下,该方案自动将数据分割为正常和异常记录。 在随后的查询处理期间,可以修改查询以并入约束; 优化器使用约束来识别新的更有效的访问路径。 然后将结果与针对(小)异常记录集执行原始查询的结果相结合。
    • 3. 发明申请
    • Method for Discovering Undeclared and Fuzzy Rules in Databases
    • 发现数据库中未声明和模糊规则的方法
    • US20080027907A1
    • 2008-01-31
    • US11842828
    • 2007-08-21
    • Paul BrownPeter Haas
    • Paul BrownPeter Haas
    • G06F7/00
    • G06N5/048G06F17/30539
    • A scheme is used to automatically discover algebraic constraints between pairs of columns in relational data. The constraints may be “fuzzy” in that they hold for most, but not all, of the records, and the columns may be in the same table or different tables. The scheme first identifies candidate sets of column value pairs that are likely to satisfy an algebraic constraint. For each candidate, the scheme constructs algebraic constraints by applying statistical histogramming, segmentation, or clustering techniques to samples of column values. In query-optimization mode, the scheme automatically partitions the data into normal and exception records. During subsequent query processing, queries can be modified to incorporate the constraints; the optimizer uses the constraints to identify new, more efficient access paths. The results are then combined with the results of executing the original query against the (small) set of exception records.
    • 一种方案用于自动发现关系数据中的列对之间的代数约束。 约束可能是“模糊的”,因为它们对大多数但不是全部的记录持有,并且列可以在同一个表或不同的表中。 该方案首先识别可能满足代数约束的列值对的候选集合。 对于每个候选者,该方案通过将统计直方图,分段或聚类技术应用于列值样本来构建代数约束。 在查询优化模式下,该方案自动将数据分割为正常和异常记录。 在随后的查询处理期间,可以修改查询以并入约束; 优化器使用约束来识别新的更有效的访问路径。 然后将结果与针对(小)异常记录集执行原始查询的结果相结合。
    • 5. 发明授权
    • Long distance submerged hydrocarbon transfer system
    • 长距离淹没碳氢化合物输送系统
    • US08517044B2
    • 2013-08-27
    • US12864291
    • 2009-01-28
    • Jack PollackPaul BrownLionel FromageMamoun Naciri
    • Jack PollackPaul BrownLionel FromageMamoun Naciri
    • F16L1/12
    • B63B27/24Y10T137/402
    • A hydrocarbon transfer system includes a first and second floating structure and a substantially horizontal transfer pipe system submerged below water level interconnecting the floating structures. The transfer pipe system includes a flow line support member which is with at least one end attached to a connection head, a number of hydrocarbon flow lines being connected along the support member via carrier members. The connection head includes a cable or chain connected to one of the floating structures, connectors situated on the connection head or at the position of the support member near the connection head, which connectors are on one side in fluid connection with the flow lines and on the other side in fluid connection with a flexible flow line extending from the connection head to the floating structure.
    • 碳氢化合物传输系统包括第一和第二浮动结构以及浸没在互连浮动结构的水位以下的基本上水平的传送管道系统。 传输管道系统包括流线支撑构件,其至少一端连接到连接头,多个烃流线沿着支撑构件通过载体构件连接。 连接头包括连接到浮动结构之一的电缆或链条,位于连接头上的连接器或在连接头附近的支撑构件的位置处的连接器,该连接器在一侧与流动管线流体连接, 另一侧与从连接头延伸到浮动结构的柔性流动管线流体连接。
    • 9. 发明申请
    • SERVICE ACTIVITY MANAGEMENT SYSTEM AND METHOD FOR SEMICONDUCTOR MANUFACTURING EQUIPMENT
    • 半导体制造设备的服务活动管理系统和方法
    • US20070255444A1
    • 2007-11-01
    • US11740195
    • 2007-04-25
    • Eric KauffmanPaul Brown
    • Eric KauffmanPaul Brown
    • G06F19/00G06F15/02
    • G06Q10/00G06Q10/20G06Q30/012G06Q50/188Y02P90/86
    • An activity management system, and a method of using thereof, is described for a service process in semiconductor manufacturing. The activity management system includes a data collection system configured to receive service activity data associated with at least one service component and a service operator, and relate the service activity data with at least one service account. Additionally, the activity management system includes a data storage system coupled to the data collection system and configured to store the service activity data. Furthermore, the activity management system includes a service action system coupled to the data collection system and the data storage system, and configured to perform at least one service function including service component repair, service component start-up, service component preventive maintenance, service component cleaning, service component revision (e.g., a field change notice), a service component enhancement (e.g., a continuous improvement notice), service component de-installation, a customer action plan, a project action plan, and service education.
    • 针对半导体制造中的服务过程描述了活动管理系统及其使用方法。 活动管理系统包括被配置为接收与至少一个服务组件和服务运营商相关联的服务活动数据并将服务活动数据与至少一个服务帐户相关联的数据收集系统。 此外,活动管理系统包括耦合到数据收集系统并被配置为存储服务活动数据的数据存储系统。 此外,活动管理系统包括耦合到数据收集系统和数据存储系统的服务动作系统,并且被配置为执行至少一个服务功能,包括服务组件修复,服务组件启动,服务组件预防维护,服务组件 清洁,服务组件修订(例如,现场更改通知),服务组件增强(例如持续改进通知),服务组件解除安装,客户行动计划,项目行动计划和服务教育。