VISUALIZATION DISPLAY DEVICE, VISUALIZATION DISPLAY METHOD, AND VISUALIZATION DISPLAY PROGRAM
A visualization display device includes visualization display circuitry configured to acquire an operation log, generate an operation sequence in units of operations arrayed in a time series order for each case on the basis of the operation log and align the operation sequence in units of operations, and specify operation types that appear with a threshold or more at the same position in the operation sequence in units of operations of each case as operation types of a main flow on the basis of the aligned operation sequence in units of operations and arrange and visualize nodes corresponding to the operation types of the main flow in a time series order on one axis.
1 . A visualization display device comprising: visualization display circuitry configured to:
acquire an operation log;
generate an operation sequence in units of operations arrayed in a time series order for each case on the basis of the operation log and align the operation sequence in units of operations; and
specify operation types that appear with a threshold or more at the same position in the operation sequence in units of operations of each case as operation types of a main flow on the basis of the aligned operation sequence in units of operations and arrange and visualize nodes corresponding to the operation types of the main flow in a time series order on one axis.
2 . The visualization display device according to claim 1 , wherein the visualization display circuitry configured to specify operations of the same type by extracting information on operation locations from the operation log, align the operation sequence in units of operations through pairwise alignment, generate a distance matrix for each operation sequence in units of operations, generate a distance vector using the distance matrix, and further align the operation sequence through multiple sequence alignment in the order of the operation sequence in units of operations having the smaller distance vector.
3 . The visualization display device according to claim 1 , wherein the visualization display circuitry configured to further set a reference value of an operation to be visualized, arrange the nodes corresponding to the operation types of the main flow in a time series order on the one axis, among nodes corresponding to operation types that appear with the reference value or higher of the operation, and arrange and visualize nodes corresponding to operation types other than the operation types of the main flow in a time series order at positions different from on the one axis.
4 . The visualization display device according to claim 1 , wherein the visualization display circuitry configured to:
further generate an operation sequence in units of windows arrayed in a time series order for each case and aligns the operation sequence in units of windows, and
specify windows that appear with a threshold or more at the same position in the operation sequence in units of windows of each case as windows of the main flow on the basis of the aligned operation sequence in units of windows, arrange nodes corresponding to the windows of the main flow in a time series order on one axis, arrange nodes corresponding to windows other than the windows of the main flow in a time series order at positions different from on the one axis, and superimpose and visualize nodes corresponding to operations of each window.
5 . The visualization display device according to claim 4 , wherein the visualization display circuitry configured to further set a reference value of a window to be visualized, arrange nodes corresponding to the windows of the main flow in a time series order on one axis, among nodes corresponding to windows that appear with the reference value or higher of the window, and arrange and visualize nodes corresponding to windows other than the windows of the main flow in a time series order at positions different from on the one axis.
6 . A visualization display method which is executed by a visualization display device, the method comprising:
acquiring an operation log;
generating an operation sequence in units of operations arrayed in a time series order for each case on the basis of the operation log and aligning the operation sequence in units of operations; and
specifying operation types that appear with a threshold or more at the same position in the operation sequence in units of operations of each case as operation types of a main flow on the basis of the aligned operation sequence in units of operations and arranging and visualizing nodes corresponding to the operation types of the main flow in a time series order on one axis.
7 . A non-transitory computer-readable recording medium storing therein a visualization display program causing a computer to execute a process comprising:
acquiring an operation log;
generating an operation sequence in units of operations arrayed in a time series order for each case on the basis of the operation log and aligning the operation sequence in units of operations; and
specifying operation types that appear with a threshold or more at the same position in the operation sequence in units of operations of each case as operation types of a main flow on the basis of the aligned operation sequence in units of operations and arranging and visualizing nodes corresponding to the operation types of the main flow in a time series order on one axis.