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Submission data

Full nameRobustSparseGeometryMapping
DescriptionA sparse geometric mapping framework that estimates camera motion and reconstructs 3D landmarks from stereo image pairs. The method employs robust outlier rejection, adaptive landmark selection, and graph-based optimization to maintain accurate localization in large-scale environments. IMU integration improves motion estimation during rapid movements and low-texture scenes.
ParametersMaximum landmarks: 5000
Feature detection threshold: 0.02
RANSAC iterations: 1000
Keyframe insertion distance: 0.5 m
Graph optimization frequency: every 20 frames
IMU fusion weight: 0.40
Programming language(s)C++, Eigen, OpenCV
HardwareA100
Submission creation date23 Jun, 2026
Last edited23 Jun, 2026

High-res multi-view results



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indooroutdoorbotani.boulde.bridgedoorexhibi.lectur.living.loungeobserv.old co.statueterrac.
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Low-res many-view results



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indooroutdoordelivery areaelectroforestplaygroundterrains
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Low-res two-view results



Infoalllakes. 1llakes. 1ssand box 1lsand box 1sstora. room 1lstora. room 1sstora. room 2lstora. room 2sstora. room 2 1lstora. room 2 1sstora. room 2 2lstora. room 2 2sstora. room 3lstora. room 3stunnel 1ltunnel 1stunnel 2ltunnel 2stunnel 3ltunnel 3s
two views1.5815.538.2314.1516.1414.445.829.212.690.120.160.000.190.16

SLAM results



allboxesboxes darkbuddhacables 4cables 5desk 1desk 2desk changing 2desk dark 1desk dark 2desk global light changesdesk ir lightdinodroneforeground occlusionhelmetkidnap 2lamplarge loop 2large loop 3large non loopmotion 2motion 3motion 4planar 1reflective 2scale changetable 1table 2table 5table 6table global light changestable local light changestable scenetrashbin
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