DATA VISUALISATION SYSTEMS

• US 20100011309A1
• Filed: 07/17/2007
• Published: 01/14/2010
• Est. Priority Date: 07/17/2006
• Status: Abandoned Application

• Current Assignee: University of Warwick
• Original Assignee: University of Warwick
• Inventors: Chen, Xinuo, Mitra, Subhobrata
• Application Number:
  US12/374,144
• Publication Number:
  US 20100011309A1
• Time in Patent Office: Days
• US Class Current: 715/768
• CPC Class Codes: G06T 11/20 Drawing from basic elements, e.g. lines or circles

Abstract

A method in a computer of building a visual representation model for presenting plural forms of data from a data source to a user, comprising the steps of creating a first file of data (model file) representative of one or more physical attributes of one or more elements associated with one of a plurality of nodes in the visual representation, creating a second file of data (configuration file) representative of visual attributes of the one or more elements for each of the plurality of nodes in the visual representation and associating a variation in the visual appearance of the nodes in correlation with variation in the data from the data source which is associated with the nodes.

Claims

1. A method in a computer of building a visual representation model for presenting plural forms of data from a data source to a user, comprising the steps of creating a first file of data (model file) representative of one or more physical attributes of one or more elements associated with one of a plurality of nodes in the visual representation, creating a second file of data (configuration file) representative of visual attributes of the one or more elements for each of the plurality of nodes in the visual representation and associating a variation in the visual appearance of the nodes in correlation with variation in the data from the data source which is associated with the nodes.

2. A method of building a visual representation model according to claim 1 wherein the data source comprises data for one or more variable(s), the data for the one or more variable(s) being available for two or more first categories (such as different sites or components) of data and the data having a common parameter (such as time or mileage) across the two or more first categories of data, thereby to enable comparison of the data for the different first categories through variation of the common parameter.

3. A method according to claim 1 wherein the user is able to associate one or more variables from a first category with a node.

4. A method according to claim 3 when a user is able to associate a second category of data (such as location or machine) with the first file of data.

5. A method according to claim 1 further comprising the steps of generating a plurality of nodes viewable to a user via a graphical user interface which nodes vary in appearance in accordance with associated data in the data source.

6. A method according to claim 1 adapted to enable a user to position an array of nodes relative to one another in a three dimensional model which is representable in a variety of views to the user on a two dimensional display.

7. A method according to claim 6 wherein a position of a node in three dimensional co-ordinate space (or model) is represented in a two dimensional view relative to a reference (such as three orthogonal axes) of the three dimensional space.

8. A method according to claim 7 wherein the location of the node can be set visually by a user interacting with the view of a node in a graphical user interface whereby the node is positionable on a two dimensional view of each of three orthogonal planes of the representative three dimensional co-ordinate space in turn.

9. A method according to claim 6 wherein the orthogonal planes are identified in the user display using different colours.

10. A method according to claim 8 wherein the user is able to select the plane in which a node is to be positioned through a graphical user interface by one or more of selecting a button to bring up the two dimensional plane (with the third axis perpendicular to the display), interacting with a co-ordinate reference (for example by selecting a representative plane between adjacent axes), and selecting a separate positioning plane view from the graphical user interface.

11. A method according to claim 6 wherein the node is positionable within a plane by at least one of dragging and dropping the node within a view of the plane, typing in co-ordinates with the under plane and using interactive bars representative of the co-ordinates for the two axes of the plane (such as X and Y axes)

12. A method according to claim 1 further comprising the step of enabling a user to associate a connector between two nodes to provide a visual representation of data associated with the connected nodes.

13. A method according to claim 12 wherein the user is able to generate a connector (for example through clicking on an appropriate button in the graphical user interface) and to associate the connector thus generated with two nodes through the graphical user interface by selecting a first node and then selecting a second node whereafter the display shows a connection between the selected nodes.

14. A method according to claim 1 wherein the user is able to associate one or more elements with a node through a graphical user interface.

15. A method according to claim 14 wherein the user is able through a graphical user interface to do at least one of selecting one or more geometrical shapes to represent the element, position the orientation of an element relative to the node, and to position an element in three dimensional co-ordinate space relative to the position of the node.

16. A method according to claim 14 wherein the element and/or text associated with the element and node can be assigned the attribute of having the same elevational view independent of the actual view in the three dimensional co-ordinate space which the user might select of the node (billboard view).

17. A method according to claim 1 wherein a user is able to associate data with one or more elements associated with a node through the a graphical user interface.

18. A method according to claim 17 wherein the user is able to associate variables with an element associated with a node through the graphical user interface.

19. A method according to claim 18 wherein the user is able to associate a variation in appearance of an element associated with a node in accordance with a change or scatter in a variable through a graphical user interface.

20. A method according to claim 19 wherein the variation in appearance includes one or more of size, colour, transparency, opacity, specularity, shape, geometry, orientation, position, and density of colour.

21. A method according to claim 20 wherein the graphical user interface enables the user to define a bi-directional change in appearance (colour, tone and/or density) and preferably in a direction of variation of data about a user determined position.

22. A method according to claim 20 wherein the graphical user interface enables a user to select ranges of data values having at least one of pre-assigned colours and/or density of colours thereby to enable tonal variations in colour or densities of colour dependent on the users selected ranges for a variable, and preferably wherein the variation in the appearance is interpolated depending on the value of the associated data relative to the selected range or positioning, more preferably the user is able to select an anchor position which preferably is an absolute value selected from within the range of values of the data, and more preferably the range of data values is selectable using one or more markers (such as sliders on an interactive bar) wherein the one or more markers are postionable based on a relative value (such as a percentage) of the anchor value.

23. (Currently) A method according to claim 22 wherein the graphical user interface is adapted to enable a user to insert a range of transparency against a range for a selected variable and preferably the range is determined by two markers insertable against the variable data in order to fix the values of an upper and lower limit of transparency, such as 20% transparent (or 80% opaque and 80% transparent (or 20% opaque).

24. A method for viewing variation in data with respect to a known parameter (such as time) for different categories of data (such as specific geographical locations) comprising the method of claim 1 and further comprising a step of displaying an element associated with a node representative of the category of data which element has the properties of one or more of shape, orientation, colour, transparency, and displaying variation in the appearance of the element associated with a node as the parameter is varied thereby to provide a variation in the relative appearance of the nodes displayed.

25. A method according to claim 24 comprising a graphical user interface which enables a user to select one or more of the speed of variation of the common parameter, the specific points within a range of the parameter, the start and end position of the variation of the parameter to be viewed, a view which loops through the range of the parameter to show the animated variation of the data represented through the nodes and elements associated therewith, and speed of movement through the parameter range.

26. A method according to claim 25 wherein the user is able to generate a graph of the data for the variables being represented in the animated view of the data shown through the graphical user interface.

27. A method of positioning a node in a three dimensional model of one or more nodes, comprising the steps of:

building a visual representation model according to claim 1;

displaying a view representative of the three dimensional model to a user via a graphical user interface;

enabling selection of a two dimensional plane by the user; and

enabling movement of the node in the selected two dimensional plane.

28. A method according to claim 27 comprising the step of a symbol representative of the axes in the three dimensional model in the view thereof.

29. A method according to claim 28 wherein the symbol comprises three orthogonal axes.

30. A method according to claim 29 wherein the symbol comprises an element associated with three orthogonal pallet planes.

31. A method according to claim 28 wherein they symbol comprises a distinctive region (such as coloured) for each of three orthogonal planes and preferably wherein the distinctive region is provided between orthogonal axes thereby to distinguish each of three planes in three dimensional space.

32. A method according to claim 27 wherein the user is enabled via the graphical user interface to select a two dimensional plane within the three dimensional model, and preferably wherein a button is provided for three orthogonal planes in the three dimensional model.

33. A method according to claim 32 wherein the graphical user interface provides an interactive bar enabling location of a node along an axes in the three dimensional model by positioning a slider along the interactive bar.

34. A method according to claim 33 comprising two sliders, preferably perpendicular to one another in the display, representative of perpendicular axes in the selected plane and enabling location of a node in the view relative to each of the perpendicular axes.

35. A method according to claim 27 wherein the orientation of the view representative of the three dimensional model to the user is varied upon selection of a two dimensional plane by the user and preferably wherein the plane of the view changes to be one which is parallel with the selected two dimensional plane (such that the selected two dimensional plane is parallel with the screen of the display for example).

36. A method according to claim 27 wherein the view representative of the three dimensional model does not change when the user selects a two dimensional plane, and preferably wherein the representative view is a three dimensional representative view.

37. A method according to claim 21, wherein axis interaction is enabled for at least one of (and preferably each) of one or more (and preferably three orthogonal) axes represented in a two dimensional view of the visual representation model, wherein a graphical user interface enables a user to interact with the axis thereby to adjust the two dimensional view, to cause relative movement of the model or the position of a node in the model for example, in accordance with the user interaction with the axis selected by the user.

38. A method according to claim 37 wherein axis interaction means comprises a slider bar and a slider movable along the bar.

39. A method according to claim 37 wherein the axis interaction is enabled by a first course adjustment and a second fine adjustment.

40. A method according to claim 39 wherein the first course and second fine adjustment comprise substantially parallel interactive slider bars.

41. A method according to claim 37 wherein three slider bars are provided for three orthogonal axes represented in the view, preferably the slider bars are positioned adjacent different edges of the view and more preferably adjacent left side, bottom and right side edges of the view.

42. A method according to claim 37 wherein the view comprises a symbol representative of the one or more axes within the view and wherein the axis interaction means for an axis is represented in a graphically manner visually linking the axis interaction means with the associated axis in the symbol.

43. A method according to claim 42 wherein at least part of an axis within the symbol and at least part of an axis interaction means associated with the axis are the same colour.

44. A method according to claim 37 wherein in a model build mode the view is moveable relative to a fixed coordinated axes for a model within the view, and or wherein in a node creation or editing mode the view and or node is movable relative to a fixed coordinate axes associated with the node.

51. A user interface for a user to build a data representation system according to method claim 1.

52. A computer system adapted to build a visual representation model of plural forms of data from a data source comprising means for performing the steps of claim 1.

53. A computer useable product comprising instructional data which when operated on by a computer enable the computer to perform the steps of claim 1.

45. A user interface adapted in a computer system to enable ease of location of an node within a two dimensional representation on a display of a three dimensional space, comprising representation of planes of three orthogonal planes within the three dimensional space on the two dimensional display, a user input mechanism enabling the user to select one of the three orthogonal planes and to locate the object on that plane, the user subsequently being able to select one of the two other orthogonal planes and to move the object in the selected plane or a plane parallel with it.

46. A user interface according to claim 45 wherein the user is also able to select the third of the three orthogonal planes and to move the object in the selected plane or a plane parallel with it.

47. A user interface according to claim 46 wherein, when a plane is selected, the object is constrained to move exclusively within the selected plane or a plane parallel to it as represented in the two dimensional view of the three dimensional orthogonal planes.

48. A user interface according to claim 45 wherein the planes are represented in different visual manners.

49. A user interface according to claim 48 wherein the orthogonal planes are each represented by a different colour.

50. A user interface according to claim 45 enabling selection of representational properties, such as shape, colour, and transparency, to be associated with a node represented in the interface.