Registering Objects
A computer-implemented method for registering objects of interest across a plurality of data acquisition types includes providing image data including the objects of interest corresponding to the plurality of data acquisition types, providing a plurality of constraints on groups which may be determined for the objects of interests determining a set of possible groupings of the objects of interest according to the plurality of constraints, searching the set of possible groupings for groupings of the objects of interest according to an optimization function, and storing the groupings of the objects of interest to a computer-readable media.
1 . A computer-implemented method for registering objects of interest across a plurality of data acquisition types comprising:
providing image data including the objects of interest corresponding to the plurality of data acquisition types;
providing a plurality of constraints on groups which may be determined for the objects of interest;
determining a set of possible groupings of the objects of interest according to the plurality of constraints;
searching the set of possible groupings for groupings of the objects of interest according to an optimization function; and
storing the groupings of the objects of interest to a computer-readable media.
2 . The computer-implemented method of claim 1 , wherein the plurality of constraints are error bounds on sensor data corresponding to a detection of each of the objects of interest.
3 . The computer-implemented method of claim 2 , wherein determining the set of possible groupings of the objects of interest is performed according to a bounded error model of the error bounds corresponding to the objects of interest.
4 . The computer-implemented method of claim 1 , wherein searching determines which grouping from the set of possible groupings best satisfies the optimization function.
5 . The computer-implemented method of claim 1 , further comprising wherein providing the plurality of constraints on groups comprises:
converting a plurality of features of the image into boxes in d-dimensional space,
wherein d is greater than 2, and
wherein the plurality of constraints are implemented as a box for each feature, the to box representing error bounds on sensor data corresponding to a detection of the features.
6 . The computer-implemented method of claim 5 , wherein determining the set of possible groupings of the objects of interest according to the plurality of constraints comprises determining a set of mutually-intersecting boxes.
7 . A computer-implemented method for registering objects of interest across a plurality of data acquisition types comprising:
inputting image data including features, the image data including inputs corresponding to the plurality of data acquisition types;
providing a plurality of constraints on groups which may be determined for the features;
determining a set of possible groupings of the features according to the plurality of constraints;
searching the set of possible groupings for groupings of objects of interest according to an optimization function, wherein the set of possible groupings includes groupings of the objects of interest and groupings of features that do not correspond to the objects of interest; and
storing the groupings of the objects of interest to a computer-readable media.
8 . The computer-implemented method of claim 7 , wherein providing the plurality of constraints on groups comprises converting the features into boxes in d-dimensional space,
wherein d is greater than 2, and
wherein the plurality of constraints are implemented as a box for each feature, the box representing error bounds on sensor data corresponding to a detection of the features.
9 . The computer-implemented method of claim 8 , wherein determining the set of possible groupings of the features is performed according to a set of mutually-intersecting boxes of the features.
10 . The computer-implemented method of claim 7 , wherein searching determines and removes groupings violating transitivity.
11 . A program storage device readable by machine, tangibly embodying a program of instructions executable by the machine to perform method steps for registering objects of interest across a plurality of data acquisition types, the method steps comprising.
providing image data including the objects of interest corresponding to the plurality of data acquisition types;
providing a plurality of constraints on groups which may be determined for the objects of interest;
determining a set of possible groupings of the objects of interest according to the plurality of constraints;
searching the set of possible groupings for groupings of the objects of interest according to an optimization function; and
storing the groupings of the objects of interest to a computer-readable media.
12 . The method of claim 11 , wherein the plurality of constraints are error bounds on sensor data corresponding to a detection of each of the objects of interest.
13 . The method of claim 12 , wherein determining the set of possible groupings of the objects of interest is performed according to a bounded error model of the error bounds corresponding to the objects of interest.
14 . The method of claim 11 , wherein searching determines which grouping from the set of possible groupings best satisfies the optimization function.
15 . The method of claim 11 , further comprising wherein providing the plurality of constraints on groups comprises:
converting a plurality of features of the image into boxes in d-dimensional space,
wherein d is greater than 2, and
wherein the plurality of constraints are implemented as a box for each feature, the box representing error bounds on sensor data corresponding to a detection of the features.
16 . The method of claim 15 , wherein determining the set of possible groupings of the objects of interest according to the plurality of constraints comprises
determining a set of mutually-intersecting boxes.