Kanade–Lucas–Tomasi feature tracker

E295650

The Kanade–Lucas–Tomasi feature tracker is a widely used computer vision algorithm for robustly tracking distinctive image features across video frames, building on the Lucas–Kanade optical flow method with Tomasi’s feature selection criteria.

All labels observed (3)

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Statements (46)

Predicate Object
instanceOf computer vision algorithm
feature tracking algorithm
optical flow-based method
assumes brightness constancy
small motion between frames
spatial coherence of motion
basedOn Lucas–Kanade optical flow algorithm
surface form: Lucas–Kanade optical flow method
category feature detection and tracking
optical flow
featureSelectionCriterion eigenvalue-based corner strength
good features to track
field computer vision
image processing
input image sequences
video frames
limitation difficulty with large inter-frame motion without pyramids
sensitive to strong appearance changes
oftenImplementedWith image pyramids
multi-scale tracking
output trajectories of tracked features
property computationally efficient
robust to moderate noise
suitable for real-time applications
relatedTo Harris corner detector
Shi–Tomasi corner detector
Lucas–Kanade optical flow algorithm
surface form: pyramidal Lucas–Kanade method
requires good spatial texture around feature points
robustness handles moderate illumination changes
handles partial occlusions of features
selectsFeaturesWith large minimum eigenvalue of gradient covariance matrix
task feature tracking
motion tracking in image sequences
tracks distinctive image features
interest points
usedBy OpenCV
surface form: OpenCV library

many real-time vision systems
usedIn SLAM
augmented reality
object tracking
structure from motion
video stabilization
visual odometry
uses Kanade–Lucas–Tomasi feature tracker self-linksurface differs
surface form: Tomasi–Kanade feature selection criterion

gradient-based optimization
local image patch alignment
sparse optical flow

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Takeo Kanade knownFor Kanade–Lucas–Tomasi feature tracker
Lucas–Kanade optical flow algorithm relatedTo Kanade–Lucas–Tomasi feature tracker
this entity surface form: KLT feature tracker
Kanade–Lucas–Tomasi feature tracker uses Kanade–Lucas–Tomasi feature tracker self-linksurface differs
this entity surface form: Tomasi–Kanade feature selection criterion