One or two camera analysis

Download results JSON · CSV · Experiment guide

Recording summary

Cameras2
Nose measured in 3D, %100
Observed nose path, mm409.757

Nose path in the floor projection

Measurements by landmark

LandmarkFrames with 3D measurementPrimary framesLinked path, mmMean linked speed, mm/sMedian Z, mm
Nose270270409.75722.84925.572
Head reference0270Not determinedNot determinedNot determined
Body reference0270Not determinedNot determinedNot determined
Tail base0270Not determinedNot determinedNot determined

Nose coordinates and exclusions

Start, sX, mmY, mmZ, mmMeasurement status
047.5840.35225.225Measured
0.06747.6660.36925.365Measured
0.13347.6820.40225.326Measured
0.247.5890.38825.254Measured
0.26747.5380.34825.27Measured
0.33347.5350.3525.275Measured
0.447.5450.37125.322Measured
0.46747.5560.39525.361Measured
0.53347.5990.42925.39Measured
0.647.6020.4225.413Measured
0.66747.5320.39725.281Measured
0.73347.5030.36125.21Measured
0.847.50.37125.048Measured
0.86747.50.37925.23Measured
0.93347.5770.40325.356Measured
147.5780.42725.316Measured
1.06747.5660.43325.27Measured
1.13347.5170.40925.189Measured
1.247.5060.36825.142Measured
1.26747.5010.36225.148Measured
1.33347.4960.32425.207Measured
1.447.5470.425.226Measured
1.46747.590.41825.048Measured
1.53347.6030.42724.788Measured
1.647.5890.42323.446Measured
1.66747.8540.40523.649Measured
1.73347.8790.40823.455Measured
1.847.8870.423.331Measured
1.86747.8850.3823.343Measured
1.93347.9190.35223.398Measured
247.9230.33923.444Measured
2.06747.9080.33623.446Measured
2.13347.90.33223.424Measured
2.247.9280.36323.459Measured
2.26747.9070.36323.403Measured
2.33347.8760.36923.548Measured
2.447.8720.37823.683Measured
2.46748.1130.36124.851Measured
2.53348.5770.3225.13Measured
2.649.3550.30825.507Measured
2.66749.8050.3226.869Measured
2.73351.402-0.42427.029Measured
2.853.2170.39627.272Measured
2.86755.3650.35326.95Measured
2.93357.8270.38126.737Measured
360.8910.35126.953Measured
3.06764.0720.27226.731Measured
3.13367.450.29325.836Measured
3.270.9420.32925.557Measured
3.26774.0930.34625.044Measured
3.33377.7780.35524.942Measured
3.481.1380.35125.219Measured
3.46784.3730.28725.374Measured
3.53388.1390.29525.587Measured
3.691.2860.36525.238Measured
3.66794.3570.41925.18Measured
3.73398.3730.34125.646Measured
3.8101.4720.41625.36Measured
3.867105.0390.38925.251Measured
3.933108.2430.37425.6Measured
4111.7010.36524.981Measured
4.067115.2350.31325.308Measured
4.133118.9990.47226.347Measured
4.2121.8850.44126.427Measured
4.267125.4920.30625.301Measured
4.333129.2840.50225.242Measured
4.4132.1710.34625.813Measured
4.467135.5250.27825.565Measured
4.533138.9470.44526.389Measured
4.6142.3810.30225.789Measured
4.667146.0220.07625.227Measured
4.733149.450.32125.661Measured
4.8152.5330.21626.01Measured
4.867156.180.36625.763Measured
4.933159.7730.39224.67Measured
5163.0940.26824.885Measured
5.067166.3890.31725.754Measured
5.133169.5830.41425.7Measured
5.2173.2610.4425.858Measured
5.267176.409-0.32826.586Measured
5.333180.0180.44525.222Measured
5.4183.6050.34725.321Measured
5.467186.8640.42626.365Measured
5.533190.7060.61326.195Measured
5.6193.776-0.3726.278Measured
5.667197.458-0.36725.998Measured
5.733200.5280.42124.982Measured
5.8204.1050.46625.332Measured
5.867207.671-0.35326.194Measured
5.933211.0540.34824.956Measured
6214.6610.25125.081Measured
6.067217.454-0.34125.618Measured
6.133220.7250.34324.941Measured
6.2223.9360.33123.514Measured
6.267226.4380.32723.494Measured
6.333228.83-0.45124.068Measured
6.4231.6440.3523.382Measured
6.467233.4880.36322.266Measured
6.533235.26-0.39723.648Measured
6.6236.5240.38623.206Measured
6.667237.321-0.37124.266Measured
6.733238.6420.35323.351Measured
6.8239.533-0.39824.359Measured
6.867240.4450.3623.654Measured
6.933241.1110.47523.691Measured
7241.7580.36423.529Measured
7.067242.6520.42524.609Measured
7.133243.5510.34323.869Measured
7.2244.212-0.61424.663Measured
7.267245.185-1.57524.876Measured
7.333246.281-2.71925.262Measured
7.4247.108-4.11825.113Measured
7.467248.104-4.93424.12Measured
7.533248.825-7.10725.294Measured
7.6249.245-9.8526.252Measured
7.667249.86-12.31725.212Measured
7.733249.87-15.44225.351Measured
7.8249.799-18.68626.212Measured
7.867249.689-21.36824.887Measured
7.933249.074-25.27526.011Measured
8248.482-28.52125.238Measured
8.067247.277-32.29125Measured
8.133245.585-35.30924.809Measured
8.2243.663-38.62325.367Measured
8.267242.064-42.01126.153Measured
8.333240.269-44.78226.485Measured
8.4238.194-46.97125.149Measured
8.467235.462-49.63925.823Measured
8.533234.022-52.01526.151Measured
8.6231.581-53.87325.396Measured
8.667229.741-56.08725.879Measured
8.733228.01-57.40225.579Measured
8.8226.358-58.61725.666Measured
8.867225.476-60.2825.973Measured
8.933224.678-61.45225.864Measured
9223.669-62.68826.355Measured
9.067223.141-63.67225.529Measured
9.133222.969-64.70125.934Measured
9.2223.667-65.69925.89Measured
9.267222.999-66.99526.656Measured
9.333223.834-68.31825.935Measured
9.4223.644-68.73825.735Measured
9.467223.756-69.74525.323Measured
9.533224.161-69.96224.383Measured
9.6224.471-70.85625.099Measured
9.667224.662-71.10724.604Measured
9.733224.517-71.63325.217Measured
9.8224.516-71.66725.276Measured
9.867224.527-71.74625.426Measured
9.933224.195-71.6725.444Measured
10224.541-71.6725.538Measured
10.067224.537-71.65725.518Measured
10.133224.524-71.65325.505Measured
10.2224.533-71.66625.495Measured
10.267224.554-71.66925.53Measured
10.333224.55-71.67525.544Measured
10.4224.55-71.65825.498Measured
10.467224.576-71.67425.538Measured
10.533224.552-71.66425.518Measured
10.6224.574-71.6925.541Measured
10.667224.38-71.64426.01Measured
10.733224.586-71.66525.478Measured
10.8224.424-71.6626.022Measured
10.867224.412-71.70426.041Measured
10.933224.608-71.77925.61Measured
11224.545-71.91626.645Measured
11.067224.213-72.45928.268Measured
11.133224.038-72.50429.312Measured
11.2223.956-72.55930.863Measured
11.267223.887-72.62832.818Measured
11.333223.676-72.70734.537Measured
11.4223.294-72.57138.248Measured
11.467223.361-71.8839.887Measured
11.533222.715-71.74143.328Measured
11.6222.576-71.5545.991Measured
11.667222.46-70.78347.585Measured
11.733222.399-70.37450.257Measured
11.8222.758-69.28551.013Measured
11.867222.827-68.91353.117Measured
11.933224.094-68.79154.354Measured
12223.776-68.04954.605Measured
12.067224.15-68.05154.69Measured
12.133224.613-67.24354.957Measured
12.2225.368-67.16655.062Measured
12.267226.332-67.22356.033Measured
12.333226.373-67.19756.129Measured
12.4227.075-67.20556.044Measured
12.467226.463-67.20256.113Measured
12.533226.342-67.22156.051Measured
12.6225.845-67.23755.988Measured
12.667225.385-67.25655.178Measured
12.733224.639-67.32155.023Measured
12.8224.139-67.29753.912Measured
12.867224.105-67.3453.975Measured
12.933223.311-67.91954.679Measured
13222.827-68.02754.654Measured
13.067222.379-68.0354.46Measured
13.133222.29-68.06654.659Measured
13.2221.19-68.02553.281Measured
13.267221.155-68.03753.185Measured
13.333221.101-68.02853.008Measured
13.4221.083-68.01153.096Measured
13.467221.071-68.02552.957Measured
13.533221.546-68.09353.217Measured
13.6221.875-68.08353.386Measured
13.667221.984-68.08253.461Measured
13.733223.193-68.08254.613Measured
13.8223.344-68.00254.695Measured
13.867223.401-67.35253.812Measured
13.933224.924-68.09955.829Measured
14225.032-67.95955.539Measured
14.067225.499-67.86855.65Measured
14.133226.708-67.83355.897Measured
14.2226.739-67.31556.125Measured
14.267226.03-67.25658.25Measured
14.333226.36-67.85956.7Measured
14.4226.336-67.88856.624Measured
14.467225.823-67.30955.228Measured
14.533225.08-67.82555.655Measured
14.6224.154-67.85854.559Measured
14.667224.088-67.3553.997Measured
14.733223.388-67.97954.631Measured
14.8223.278-68.05754.864Measured
14.867223.195-68.1255.005Measured
14.933222.75-68.14954.637Measured
15221.918-68.10354.442Measured
15.067222.263-68.22754.579Measured
15.133222.214-68.36854.92Measured
15.2222.446-68.85255.243Measured
15.267222.479-69.13253.389Measured
15.333222.865-69.30351.892Measured
15.4223.065-70.12750.481Measured
15.467223.5-70.76548.281Measured
15.533223.884-71.48647.504Measured
15.6223.901-71.60543.791Measured
15.667224.356-71.72341.512Measured
15.733224.067-71.86938.777Measured
15.8224.071-72.50436.68Measured
15.867224.098-72.56234.165Measured
15.933224.646-72.56932.327Measured
16224.392-72.52830.059Measured
16.067224.063-72.55528.706Measured
16.133224.098-72.54127.315Measured
16.2224.366-72.50426.197Measured
16.267224.207-71.91425.114Measured
16.333224.648-71.91324.186Measured
16.4224.621-71.89923.953Measured
16.467224.634-71.9123.965Measured
16.533224.641-71.91623.97Measured
16.6224.644-71.90623.96Measured
16.667224.629-71.97622.833Measured
16.733224.627-71.96422.847Measured
16.8224.644-71.97922.959Measured
16.867224.621-71.98222.974Measured
16.933224.615-71.97723.689Measured
17224.617-71.9823.875Measured
17.067224.628-71.97523.943Measured
17.133224.378-71.99524.629Measured
17.2224.63-72.00224.047Measured
17.267224.685-71.97524.593Measured
17.333224.385-71.96625.057Measured
17.4224.387-71.96225.074Measured
17.467224.409-71.95926.007Measured
17.533224.605-71.97225.493Measured
17.6224.61-71.9725.482Measured
17.667224.601-71.96625.519Measured
17.733224.578-71.95625.579Measured
17.8224.588-71.96225.591Measured
17.867224.569-71.97325.594Measured
17.933224.575-71.97125.598Measured

Data quality

A 3D point requires synchronized observations in both views, sufficient separation of viewing rays and agreement with both images. Missing depth is not filled. Nose motion is not the distance travelled by the animal.

Automatic detection has been checked on synthetic recordings; accuracy on real mice still requires validation.

The trajectory preview is simplified. Full coordinates and events remain in the JSON export.

Experiment guide

Use one overhead camera for floor trajectories and zone analysis. An upper oblique camera can provide a complementary view. Two cameras require lens and relative-pose calibration in millimetres, a common world frame, and matching timestamps. Mark one shared event to correct start offset or two separated events to estimate clock drift. Confirm the full accessible arena in each image. Both cameras must observe the same anatomical landmark; predicted hidden points are not visible observations. Three-dimensional height does not by itself establish rearing, grooming or sniffing.

Reproducibility
FieldValue
camera_count2
camera_views{"top":"overhead","upper":"upper_oblique"}
input_sha25640998645bc87c43c3d9e4d61b0d77b27a7d3af8667282fdbb3c290b9035f6c57
opencv5.0.0
quality_sha256bbe6631e208579565a93c60f5c3a2e3a4133bb24d2e03afc14eb7ed920eceaaa
rig_sha25651263c3f5a23d52cc4ae27d880186a3aaf4cd2aa34c507e93ed0848bfab7e5b1
runtime_sha256a58c16ff85cd98ed7df49cd5d51086ae21da010eb8e42de69b742bd8d7495d5b
source_streams{"top":{"detector_sha256":"01ae99a8dc8dbd7abb8c53f54d793ac951dca1780374651107b835391be29359","pose_refiner_sha256":"62b76293c755f6679c2aee6eabd5e9aaa815fe3ac890d9e9b0324be40e06e6f9","segmentation_refiner_sha256":"faf6045aa2002b49b85ba6f9daa38893ab4b7fbf4549a6fdc2fbfca5d15d6c78","tracks_sha256":"2a8dee52a386f034ffcb1a33104b275c8ab83dfa78170945b91e694b61b3ce27","video_sha256":"460a0eb30a20bebeb4335fb32f27d291000e8f00ec67abd698980a1f5fd5f712","visibility_review_sha256":"d52255f7e81b439abb5459ba07c32440a49288af7906a9047036f03c5d610841"},"upper":{"detector_sha256":"01ae99a8dc8dbd7abb8c53f54d793ac951dca1780374651107b835391be29359","pose_refiner_sha256":"62b76293c755f6679c2aee6eabd5e9aaa815fe3ac890d9e9b0324be40e06e6f9","segmentation_refiner_sha256":"faf6045aa2002b49b85ba6f9daa38893ab4b7fbf4549a6fdc2fbfca5d15d6c78","tracks_sha256":"cf103ca5c36d047a737c4daf1f0c4e561531f7023d66afc820e94a8ac1d2e637","video_sha256":"fa87034938295c17653ae3c58723869b9ed31b75c34c9f424dc4454dee2ad25b","visibility_review_sha256":"d52255f7e81b439abb5459ba07c32440a49288af7906a9047036f03c5d610841"}}
synchronization_sha256f50f95fc4767dbf033718ca0460e31c836dbcd7dd949f5ca11f01d36e77f2550
world_framefloor_z_up