{"id":18573553,"url":"https://github.com/prs-eth/photi-lakeice-dataset","last_synced_at":"2026-01-21T09:32:09.045Z","repository":{"id":129512404,"uuid":"271047515","full_name":"prs-eth/photi-lakeice-dataset","owner":"prs-eth","description":"RGB dataset (images from webcams monitoring the two Swiss lakes St. Moritz and Sihl)","archived":false,"fork":false,"pushed_at":"2022-02-10T23:31:34.000Z","size":2817,"stargazers_count":7,"open_issues_count":0,"forks_count":2,"subscribers_count":3,"default_branch":"master","last_synced_at":"2025-05-13T14:31:11.118Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":null,"language":null,"has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/prs-eth.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2020-06-09T16:00:51.000Z","updated_at":"2025-01-06T02:12:47.000Z","dependencies_parsed_at":"2023-06-26T17:26:39.987Z","dependency_job_id":null,"html_url":"https://github.com/prs-eth/photi-lakeice-dataset","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/prs-eth/photi-lakeice-dataset","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/prs-eth%2Fphoti-lakeice-dataset","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/prs-eth%2Fphoti-lakeice-dataset/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/prs-eth%2Fphoti-lakeice-dataset/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/prs-eth%2Fphoti-lakeice-dataset/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/prs-eth","download_url":"https://codeload.github.com/prs-eth/photi-lakeice-dataset/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/prs-eth%2Fphoti-lakeice-dataset/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":28631142,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-01-21T04:47:28.174Z","status":"ssl_error","status_checked_at":"2026-01-21T04:47:22.943Z","response_time":86,"last_error":"SSL_connect returned=1 errno=0 peeraddr=140.82.121.5:443 state=error: unexpected eof while reading","robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":false,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-11-06T23:10:49.916Z","updated_at":"2026-01-21T09:32:09.023Z","avatar_url":"https://github.com/prs-eth.png","language":null,"funding_links":[],"categories":[],"sub_categories":[],"readme":"# Photi-LakeIce Dataset\n\nThis is a repository dedicated for the Photi-LakeIce dataset described in the papers:\u003cbr\u003e\n\n\u003e[Ice Monitoring in Swiss Lakes from Optical Satellites and Webcams using Machine Learning (Tom et.al., 2020)](https://www.mdpi.com/2072-4292/12/21/3555)\u003cbr\u003e\n\u003e[Lake Ice Monitoring with Webcams and Crowd-​Sourced Images (Prabha et.al., 2020)](https://www.isprs-ann-photogramm-remote-sens-spatial-inf-sci.net/V-2-2020/549/2020/isprs-annals-V-2-2020-549-2020-relations.html)\n\n## What this repo contains?\n1. [Link](https://share.phys.ethz.ch/~pf/tommdata/Dataset.tar.xz) to download the Photi-LakeIce dataset (876 MB, 4017 images) with (a) RGB webcam images, (b) pixel-wise ground truth annotations\n2. [Link](https://share.phys.ethz.ch/~pf/tommdata/Pre-trained_Model.tar.xz) to download the [Deep-U-Lab](https://www.isprs-ann-photogramm-remote-sens-spatial-inf-sci.net/V-2-2020/549/2020/isprs-annals-V-2-2020-549-2020-relations.html) model (146 MB) pre-trained on Photi-LakeIce datset\n3. Details about the Photi-LakeIce dataset\n\n\n## Dataset details\n\n### Folder structure \n  ```bash\n├── dataset\n    ├── lake\n        ├── winter\n            ├── camera\n                ├── data\n                ├── labels\n├── readme.txt\n```\n### Naming convention for each image in the 'Data' and 'Labels' folders\nLake_camera_year_monthdate_hour_minute.jpg (Lake Sihl images)\nexample: Sihl_Cam2_2016_1221_10_07.jpg\nLake_camera_year_monthdate_hour_minute.png (Lake StMoritz images)\nexample: StMoritz_Cam1_2016_1221_10_07.png\n\n### Ground truth annotation (4 Class) \n- ice\n- snow\n- water\n- clutter\n\n### Two winters included\n- 2016-17 \n- 2017-18\n\n### Lakes included\n- Sihl (47.1370° N, 8.7801° E) located in Canton Schwyz, Switzerland\n- St. Moritz (46.4942° N, 9.8449° E) located in Canton Graubuenden, Switzerland\n\n### Cameras\n- 2 from lake St. Moritz (Camera 0, Camera 1)\n- 1 from lake Sihl (Camera 2)\n\n\u003cimg src=\"figures/Dataset_figures.png\" /\u003e\n\n### Example images\n![](figures/Example_images.png)\n\n### Texture variability\n\u003cimg src=\"figures/Texture_variablity.png\" width=500/\u003e\n\n### Class imbalance\n\u003cimg src=\"figures/Class_imbalance.png\"/\u003e\n\n## Some results from [Tom et.al. (2020)](https://www.mdpi.com/2072-4292/12/21/3555) and [Prabha et.al. (2020)](https://www.isprs-ann-photogramm-remote-sens-spatial-inf-sci.net/V-2-2020/549/2020/isprs-annals-V-2-2020-549-2020-relations.html)\n\n### Qualitative results\n\u003cimg src=\"figures/Example_results_Qualitative.png\"/\u003e\n\n### Quantitative results\n![](figures/Example_results_Quantitative.png)\n\n### Timeline results\n![](figures/Example_results_Timeline.png)\n\n### Precision-Recall curves\n![](figures/Example_results_PRcurve.png)\n\n## Citation\nKindly cite our papers, if you use this dataset in your work:\n\n\u003e @article{tom_prabha_2020:isprs,\u003cbr\u003e\n\u003e\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;author    = {Manu Tom and Rajanie Prabha and Tianyu Wu and Emmanuel Baltsavias and Laura Leal-Taixe and Konrad Schindler},\u003cbr\u003e\n\u003e \u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;title     = {Ice Monitoring in Swiss Lakes from Optical Satellites and Webcams Using Machine Learning},\u003cbr\u003e\n\u003e\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;journal   = {Remote Sens.},\u003cbr\u003e\n\u003e\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;year      = {2020},\u003cbr\u003e\n\u003e\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;volume    = {12},\u003cbr\u003e\n\u003e\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;issue     = {21},\u003cbr\u003e\n\u003e\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;pages     = {3555},\u003cbr\u003e\n}   \n\n\u003e@article{prabha_tom_2020:isprs,\u003cbr\u003e\n\u003e\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;author={Prabha, R. and Tom, M. and Rothermel, M. and Baltsavias, E. and Leal-Taixe, L. and Schindler, K.},\u003cbr\u003e\n\u003e\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;title={Lake Ice Monitoring with Webcams and Crowd-Sourced Images},\u003cbr\u003e\n\u003e\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;booktitle={ISPRS Ann. Photogramm. Remote Sens. Spatial Inf. Sci.},\u003cbr\u003e\n\u003e\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;year={2020},\u003cbr\u003e\n\u003e\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;volume={V-2-2020},\u003cbr\u003e\n\u003e\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;\u0026nbsp;pages={549–556},\u003cbr\u003e\n\u003e}\n\n## Related links\n1. Multi-sensor lake ice monitoring with machine (deep) learning. [Project github page](https://github.com/czarmanu/lake-ice-ml).\n2. Lake ice monitoring with webcams and crowd-sourced images with Deep-U-Lab. [Github repo (tensorflow code, pre-trained model)](https://github.com/czarmanu/deeplab-lakeice-webcams).\n3. Lake ice detection from Sentinel-1 SAR with deep learning. [Github repo (tensorflow code, pre-trained model)](https://github.com/czarmanu/sentinel_lakeice). [Paper](https://www.isprs-ann-photogramm-remote-sens-spatial-inf-sci.net/V-3-2020/409/2020/) \n4. Tom, M., Wu, T., Baltsavias, E., Schindler, K., 2021. Recent Ice Trends in Swiss Mountain Lakes: 20-year Analysis of MODIS Imagery. [Paper](https://arxiv.org/abs/2103.12434)\n5. Tom, M., Jiang, Y., Baltsavias, E., Schindler, K., 2021. Learning a Sensor-invariant Embedding of Satellite Data: A Case Study for Lake Ice Monitoring. [Paper](https://arxiv.org/abs/2107.09092)\n6. Tom, M., Suetterlin, M., Bouffard, D., Rothermel, M., Wunderle, S., Baltsavias, E., 2019. [Integrated monitoring of ice\nin selected Swiss lakes](https://arxiv.org/abs/2008.00512). Final Project Report\n7. Tom, M., Baltsavias, E., Schindler, K., 2020. [Integrated Lake Ice Monitoring and Generation of Sustainable, Reliable, Long Time-Series](https://ethz.ch/content/dam/ethz/special-interest/baug/igp/photogrammetry-remote-sensing-dam/documents/pdf/Misc/Lake_Ice_Project_Final_Report.pdf). Final Project Report\n\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fprs-eth%2Fphoti-lakeice-dataset","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fprs-eth%2Fphoti-lakeice-dataset","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fprs-eth%2Fphoti-lakeice-dataset/lists"}