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    • 6. 发明授权
    • System and method for visually querying a data set exhibited in a
parallel coordinate system
    • 用于视觉查询平行坐标系中显示的数据集的系统和方法
    • US5546516A
    • 1996-08-13
    • US355848
    • 1994-12-14
    • Vernon AustelAvijit ChatterjeeAlfred Inselberg
    • Vernon AustelAvijit ChatterjeeAlfred Inselberg
    • G06F17/30G06T11/20G06T11/00
    • G06F17/30592G06F17/30398G06T11/206
    • A multi-variate data set is displayed in a plurality of multi-dimensional presentations on a computer having a graphical interface and a keyboard input. The data set includes a plurality of independent variables and, for each independent variable, a plurality of dependent variables. A computer displays the data set in parallel coordinate form on the graphical interface so that each dependent variable of the data set is presented as a series of values along an axis, plural axes arranged in parallel. The graphical interface provides a polygonal line which connects a value on each parallel axis and illustrates a relationship between an independent variable and the dependent variables appearing on each axis. The user input enables a user to superimpose on the graphical interface graphical delimiters either on or between two succeeding parallel axes. The graphical delimiters identify a data subset that includes at least one independent variable and adjacent dependent variables. In response to placement of the graphical delimiters, the computer modifies a presentation of any polygonal lines connecting the adjacent dependent variables and which lies between the graphical delimiters, and differentiates then from other polygonal lines which represent remaining data subsets of the data set. The computer further enables an illustration of the delimited data subset in Cartesian coordinates.
    • 在具有图形界面和键盘输入的计算机上的多个多维呈现中显示多变量数据集。 数据集包括多个独立变量,并且对于每个独立变量,包括多个因变量。 计算机在图形界面上以平行坐标形式显示数据集,使得数据集的每个因变量被呈现为沿轴的一系列值,并行排列的多个轴。 图形界面提供了一条折线,其连接每个平行轴上的值,并且示出了独立变量和出现在每个轴上的因变量之间的关系。 用户输入使用户可以在图形界面上叠加图形分隔符,也可以在两个后续的平行轴之间或之间叠加。 图形分隔符标识包括至少一个独立变量和相邻因变量的数据子集。 响应于图形定界符的放置,计算机修改连接相邻因变量并且位于图形分隔符之间的任何折线的呈现,并且与其他折线表示差异,这些折线表示数据集的剩余数据子集。 计算机还能够以笛卡尔坐标示出分隔数据子集。