IP Library Granted Patent US 8,060,391
Granted Patent B2
US 8,060,391 · App. 11/697,929 · Granted Nov 15, 2011

Analogy based workflow identification

Assignee: The University of Utah Research Foundation
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Quick Facts
Patent No.
US 8,060,391
App. No.
11/697,929
Granted
Nov 15, 2011
Kind
B2
Abstract

A method of creating an analogous workflow is provided. A first workflow is received at a first device, the first workflow including a plurality of first modules that are connected. A second workflow is received at the first device, the second workflow including a plurality of second modules that are connected. A third workflow is received at the first device, the third workflow including a plurality of third modules that are connected. An analogy workflow is determined based on a difference between the received first workflow and the received second workflow. The determined analogy workflow is applied to the received third workflow to define a fourth workflow. The defined fourth workflow is presented to a user at the first device. A method of identifying a workflow of a plurality of workflows is provided. A query workflow is received at a first device, which includes a plurality of modules that are connected. A workflow is identified of a plurality of workflows, the identified workflow at least partially matching the received query workflow. The identified workflow is presented to a user at the first device.

Claims (52)

1. A method of identifying a workflow of a plurality of workflows which contain a plurality of connected modules, the method comprising:

receiving a query workflow by a first computing device, wherein the query workflow comprises a plurality of modules, and further wherein the plurality of modules are connected;

identifying a workflow of a plurality of workflows by the first computing device, the identified workflow at least partially matching the received query workflow, wherein identifying the workflow comprises determining a similarity score between the query workflow and a first workflow of the plurality of workflows, wherein determining the similarity score comprises:

(a) converting the query workflow to a first graph representation, wherein the first graph representation comprises a first module represented as a vertex and a first connection represented as an edge;

(b) converting the first workflow to a second graph representation, wherein the second graph representation comprises a second module represented as a vertex and a second connection represented as an edge; and

(c) creating a graph representation that combines the first graph representation and the second graph representation, wherein the created graph representation is a graph categorical product of the first graph representation and the second graph representation, wherein creating the graph representation comprises

(d) defining a vertex for each pair of vertices of the first graph representation and the second graph representation; and

(e) defining an edge v i,j ˜v k,l when v i ˜v k in the first graph representation and v j ˜v l in the second graph representation exists;

wherein determining the similarity score further comprises;

(f) determining a normalized vector, wherein the normalized vector includes a score for paired vertices of the created graph representation, wherein the score for the paired vertices is determined as

ports

(

v

a

)

ports

(

v

b

)

ports

(

v

a

)

+

ports

(

v

b

)

 where ports(v a ) denotes ports of the first module and ports(v b ) denotes ports of the second module; and presenting the identified workflow to a user by the first computing device.

2. The method of claim 1 , wherein the plurality of workflows are stored as a single data structure in a first memory.

3. The method of claim 2 , wherein the single data structure includes a first plurality of actions taken by a first workflow creator in creating the identified workflow.

4. The method of claim 3 , wherein the received query workflow includes a second plurality of actions taken by a second workflow creator in creating the query workflow.

5. The method of claim 1 , wherein determining the similarity score further comprises:

(g) determining an adjacency matrix, wherein the adjacency matrix is normalized so that a sum of each row is one.

6. The method of claim 5 , wherein determining the similarity score further comprises:

(h) calculating a similarity vector as π k+1 =αA(G)π k +(1−α)c(G), wherein A(G) is the adjacency matrix, c(G) is the normalized vector, α is a parameter that determines a tradeoff between vertex similarity and connectivity similarity, and π k is a first similarity vector.

7. The method of claim 6 , wherein determining the similarity score further comprises:

(i) iteratively calculating the similarity vector until a convergence value is satisfied.

8. The method of claim 7 , wherein at least partially matching the received query workflow is determined based on a module of the second workflow associated with a maximum value of the calculated similarity vector.

9. The method of claim 8 , further comprising repeating (a)-(i) with each workflow of the plurality of workflows as the first workflow.

Assignments (3)
CONFIRMATORY LICENSE Recorded Apr 15, 2015
From: UNIVERSITY OF UTAH
To: NATIONAL SCIENCE FOUNDATION
Reel/Frame 035440/0056 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 14, 2007
From: THE UNIVERSITY OF UTAH
To: THE UNIVERSITY OF UTAH RESEARCH FOUNDATION
Reel/Frame 020108/0236 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 8, 2007
From: FREIRE, JULIANA; SILVA, CLAUDIO T.; KOOP, DAVID; SCHEIDEGGER, CARLOS E.; VO, HUY T.
To: THE UNIVERSITY OF UTAH
Reel/Frame 020084/0758 →
Continuity (2)
Provisional Application 60790046 · Apr 7, 2006
Related Publication 20080097816A1 · Apr 24, 2008