Method and apparatus for model-shared subspace boosting for multi-label classification
First Claim
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1. A computer program product comprising machine readable instructions for managing data items, the instructions stored on machine readable media, the product comprising instructions for:
- initializing a plurality of base models;
minimizing a joint loss function to select models from the plurality for a plurality of labels associated with the data items; and
at least one of sharing and combining the selected base models to formulate a composite classifier for each label.
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Abstract
A computer program product includes machine readable instructions for managing data items, the instructions stored on machine readable media, the product including instructions for: initializing a plurality of base models; minimizing a joint loss function to select models from the plurality for a plurality of labels associated with the data items; and at least one of sharing and combining the selected base models to formulate a composite classifier for each label. A computer system and additional computer program product are provided.
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Citations
20 Claims
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1. A computer program product comprising machine readable instructions for managing data items, the instructions stored on machine readable media, the product comprising instructions for:
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initializing a plurality of base models; minimizing a joint loss function to select models from the plurality for a plurality of labels associated with the data items; and at least one of sharing and combining the selected base models to formulate a composite classifier for each label. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A computing system for managing multi-mode data items, the system comprising:
- at least one processor for processing a computer program product, the product comprising machine readable instructions for managing data items, the instructions stored on machine readable media coupled to the computing system, the product comprising instructions for;
initializing a plurality of base models;
minimizing a joint loss function to select models from the plurality for a plurality of labels associated with the data items; and
at least one of sharing and combining the selected base models to formulate a composite classifier for each label.
- at least one processor for processing a computer program product, the product comprising machine readable instructions for managing data items, the instructions stored on machine readable media coupled to the computing system, the product comprising instructions for;
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17. A computer program product comprising machine readable instructions for managing data items, the instructions stored on machine readable media, the product comprising instructions for:
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initializing a plurality of base models comprising at least one of;
a learning algorithm, a decision tree model, a kNN model (k-Nearest Neighbors), a support vector machines (SVMs) model, a Gaussian mixture model and a model learned from multi-modal information;minimizing a joint loss function to select models from the plurality for a plurality of labels associated with the data items; and at least one of sharing and combining the selected base models to formulate a composite classifier for each label; wherein the multi-modal information comprises at least one of visual information, audio information, text information and feature information, the feature information comprising at least one of color, texture, shape, appearance, sound, duration, arrangement, inter-relationship and order; wherein at least one of the plurality of base models is learned from at least one of a feature subspace, selected data samples and labeled data, the labeled data being derived from at least one of metadata, annotation, tagging, associated text or closed caption transcripts and crowd-sourcing; and wherein the joint loss function comprises at least one of a weighting for a label, a sum of the learning losses for each label. - View Dependent Claims (18, 19, 20)
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Specification