Search Results for author: Jennifer Jang

Found 4 papers, 1 papers with code

MeanShift++: Extremely Fast Mode-Seeking With Applications to Segmentation and Object Tracking

no code implementations CVPR 2021 Jennifer Jang, Heinrich Jiang

The runtime is linear in the number of points and exponential in dimension, which makes MeanShift++ ideal on low-dimensional applications such as image segmentation and object tracking.

Clustering Density Estimation +3

DBSCAN++: Towards fast and scalable density clustering

no code implementations31 Oct 2018 Jennifer Jang, Heinrich Jiang

Surprisingly, up to a certain point, we can enjoy the same estimation rates while lowering computational cost, showing that DBSCAN++ is a sub-quadratic algorithm that attains minimax optimal rates for level-set estimation, a quality that may be of independent interest.

Clustering

Quickshift++: Provably Good Initializations for Sample-Based Mean Shift

1 code implementation ICML 2018 Heinrich Jiang, Jennifer Jang, Samory Kpotufe

We provide initial seedings to the Quick Shift clustering algorithm, which approximate the locally high-density regions of the data.

Clustering Image Segmentation +1

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