{
  "total": 115,
  "topics": [
    {
      "id": 420269,
      "title": "Recap of Competition - Congratulations to the Winners!",
      "comment_count": 0,
      "views": 0,
      "votes": 6
    },
    {
      "id": 416737,
      "title": "Request for writeups from top-50",
      "comment_count": 3,
      "views": 0,
      "votes": 13
    },
    {
      "id": 401087,
      "title": "Welcome to the 2023 Image Matching Challenge!",
      "comment_count": 36,
      "views": 0,
      "votes": 35
    },
    {
      "id": 416647,
      "title": "Medals sellers are always there",
      "comment_count": 28,
      "views": 0,
      "votes": 51
    },
    {
      "id": 416873,
      "title": "2nd Place Solution for the IMC 2023 – Win Over COLMAP Randomness?!",
      "comment_count": 12,
      "views": 0,
      "votes": 49
    },
    {
      "id": 427143,
      "title": "(Prize Eligible) 7th place Solution using a novel matcher LightGlue",
      "comment_count": 1,
      "views": 0,
      "votes": 15
    },
    {
      "id": 425360,
      "title": "19th Place Solution - Simple SP+SG via HLoc",
      "comment_count": 1,
      "views": 0,
      "votes": null
    },
    {
      "id": 421552,
      "title": "Competition Recap (mostly IMW2023 slides in article format)",
      "comment_count": 0,
      "views": 0,
      "votes": 7
    },
    {
      "id": 417407,
      "title": "1st Place Solution: Sparse + Dense matching, confidence-based merge, SfM, and then iterative refinement",
      "comment_count": 11,
      "views": 0,
      "votes": 84
    },
    {
      "id": 420471,
      "title": "12nd Place Solution: SP+SG",
      "comment_count": 1,
      "views": 0,
      "votes": 4
    },
    {
      "id": 416816,
      "title": "5th place solution: kNN shortlist and rotation correction",
      "comment_count": 24,
      "views": 0,
      "votes": 44
    },
    {
      "id": 417208,
      "title": "Delayed leaderboard finalization",
      "comment_count": 9,
      "views": 0,
      "votes": 20
    },
    {
      "id": 417556,
      "title": "Is there a place in Kaggle for a country of origin racism ?",
      "comment_count": 46,
      "views": 0,
      "votes": -2
    },
    {
      "id": 417045,
      "title": "6th Place Solution -  [ --- ]AffNetHardNet8 + AdaLAM",
      "comment_count": 5,
      "views": 0,
      "votes": 29
    },
    {
      "id": 418179,
      "title": "How do you perform 3D reconstruction?",
      "comment_count": 2,
      "views": 0,
      "votes": null
    },
    {
      "id": 417191,
      "title": "3rd Place Solution - Significantly Reduced the Fluctuations caused by Randomness!",
      "comment_count": 6,
      "views": 0,
      "votes": 29
    },
    {
      "id": 418139,
      "title": "26th Place Solution: SP&SG + Rotation",
      "comment_count": 0,
      "views": 0,
      "votes": 3
    },
    {
      "id": 416918,
      "title": "4th place solution",
      "comment_count": 8,
      "views": 0,
      "votes": 30
    },
    {
      "id": 416842,
      "title": "9th Solution",
      "comment_count": 5,
      "views": 0,
      "votes": 29
    },
    {
      "id": 416847,
      "title": "39th place solution - SuperGlue + SIFT",
      "comment_count": 0,
      "views": 0,
      "votes": 29
    },
    {
      "id": 417002,
      "title": "16th Place Solution",
      "comment_count": 0,
      "views": 0,
      "votes": 20
    },
    {
      "id": 417186,
      "title": "30th place solution",
      "comment_count": 0,
      "views": 0,
      "votes": 11
    },
    {
      "id": 417001,
      "title": "28th Solution - KeyNetAffNetHardNet + AdaLAM",
      "comment_count": 0,
      "views": 0,
      "votes": 17
    },
    {
      "id": 416777,
      "title": "46th solution",
      "comment_count": 4,
      "views": 0,
      "votes": 22
    },
    {
      "id": 417126,
      "title": "34th place solution",
      "comment_count": 0,
      "views": 0,
      "votes": 10
    },
    {
      "id": 416622,
      "title": "This competition attracts a lot of people from the same region to Kaggle",
      "comment_count": 8,
      "views": 0,
      "votes": 11
    },
    {
      "id": 416683,
      "title": "Cannot submit an entry",
      "comment_count": 8,
      "views": 0,
      "votes": 4
    },
    {
      "id": 416343,
      "title": "Did the Kaggle server slow down ? ",
      "comment_count": 3,
      "views": 0,
      "votes": 7
    },
    {
      "id": 416333,
      "title": "How to supress output of pycolmap.incremental_mapping?",
      "comment_count": 2,
      "views": 0,
      "votes": 2
    },
    {
      "id": 416635,
      "title": "Will the private evaluation still be available after the competition ends?",
      "comment_count": 2,
      "views": 0,
      "votes": 1
    },
    {
      "id": 416763,
      "title": "This is my first time to participate in the competition, may I ask when the medal will be handed out after the competition",
      "comment_count": 2,
      "views": 0,
      "votes": 1
    },
    {
      "id": 412958,
      "title": "Validation vs LB scores",
      "comment_count": 57,
      "views": 0,
      "votes": 27
    },
    {
      "id": 416222,
      "title": "About the randomisation of the final submitted score",
      "comment_count": 0,
      "views": 0,
      "votes": 0
    },
    {
      "id": 416181,
      "title": "Why does this error occur after modifying the code",
      "comment_count": 0,
      "views": 0,
      "votes": 0
    },
    {
      "id": 414847,
      "title": "LAF - What are they?",
      "comment_count": 4,
      "views": 0,
      "votes": 5
    },
    {
      "id": 415178,
      "title": "The effect of TTA",
      "comment_count": 0,
      "views": 0,
      "votes": 3
    },
    {
      "id": 414828,
      "title": "without using COLMAP",
      "comment_count": 1,
      "views": 0,
      "votes": 1
    },
    {
      "id": 415279,
      "title": "Any success while trying to use SuperPoint as a local feature extractor ?",
      "comment_count": 4,
      "views": 0,
      "votes": null
    },
    {
      "id": 410408,
      "title": "COLMAP parameters documentation",
      "comment_count": 2,
      "views": 0,
      "votes": 16
    },
    {
      "id": 414465,
      "title": "How to deal with scenes with a lot of camera rotation but little camera translation (like Cyprus)?",
      "comment_count": 3,
      "views": 0,
      "votes": 2
    },
    {
      "id": 401115,
      "title": "Important! Please check the licenses to be prize-eligible",
      "comment_count": 19,
      "views": 0,
      "votes": 17
    },
    {
      "id": 414918,
      "title": "It was written by my submission code is there a problem?",
      "comment_count": 2,
      "views": 0,
      "votes": null
    },
    {
      "id": 414392,
      "title": "LoFTR performs differently on Kaggle vs on my local machine",
      "comment_count": 2,
      "views": 0,
      "votes": 3
    },
    {
      "id": 412806,
      "title": "Recent promising CVPR2023 papers on image matching.",
      "comment_count": 4,
      "views": 0,
      "votes": 42
    },
    {
      "id": 414268,
      "title": "How to correctly generate submission.csv？",
      "comment_count": 1,
      "views": 0,
      "votes": null
    },
    {
      "id": 414175,
      "title": "Can we train two models, one each for rotation matrix and translation vector?",
      "comment_count": 1,
      "views": 0,
      "votes": 2
    },
    {
      "id": 412548,
      "title": "Submission CSV Not Found,please help!",
      "comment_count": 6,
      "views": 0,
      "votes": 1
    },
    {
      "id": 413911,
      "title": "Image augmentation",
      "comment_count": 0,
      "views": 0,
      "votes": 3
    },
    {
      "id": 413591,
      "title": "How to use GPU to run PyCOLMAP to reduce runtime",
      "comment_count": 3,
      "views": 0,
      "votes": 3
    },
    {
      "id": 406927,
      "title": "How to use gpus on colmap?",
      "comment_count": 4,
      "views": 0,
      "votes": 4
    },
    {
      "id": 413551,
      "title": "How to improve the efficiency of the code?",
      "comment_count": 2,
      "views": 0,
      "votes": 2
    },
    {
      "id": 413354,
      "title": "Does the model in the example need to be trained, or just use the pre-trained weights?",
      "comment_count": 6,
      "views": 0,
      "votes": 2
    },
    {
      "id": 411768,
      "title": "some questions about public and private leaderboard",
      "comment_count": 5,
      "views": 0,
      "votes": 3
    },
    {
      "id": 413008,
      "title": "What is the function of pycolmap.match_exhaustive?",
      "comment_count": 1,
      "views": 0,
      "votes": null
    },
    {
      "id": 412283,
      "title": "Run Time on Private Dataset",
      "comment_count": 6,
      "views": 0,
      "votes": 6
    },
    {
      "id": 411778,
      "title": "How is the public/private leaderboard splitted?",
      "comment_count": 6,
      "views": 0,
      "votes": 5
    },
    {
      "id": 411511,
      "title": "About images_full data",
      "comment_count": 3,
      "views": 0,
      "votes": 6
    },
    {
      "id": 411606,
      "title": "Missing ground truth for phototourism dataset",
      "comment_count": 5,
      "views": 0,
      "votes": 2
    },
    {
      "id": 411974,
      "title": "Remember to set a random seed",
      "comment_count": 2,
      "views": 0,
      "votes": 1
    },
    {
      "id": 412194,
      "title": "Notebook Submission Error",
      "comment_count": 2,
      "views": 0,
      "votes": null
    },
    {
      "id": 412106,
      "title": "lost a label on train_labels.csv",
      "comment_count": 0,
      "views": 0,
      "votes": 1
    },
    {
      "id": 408055,
      "title": "About the submission score error",
      "comment_count": 22,
      "views": 0,
      "votes": 6
    },
    {
      "id": 411477,
      "title": "Questions about COLMAP database",
      "comment_count": 1,
      "views": 0,
      "votes": 2
    },
    {
      "id": 410949,
      "title": "Data Augmentation",
      "comment_count": 3,
      "views": 0,
      "votes": 4
    },
    {
      "id": 411165,
      "title": "if there are any public packages that can convert 2D image to 3D?",
      "comment_count": 1,
      "views": 0,
      "votes": null
    },
    {
      "id": 410443,
      "title": "How can I see how long a submitted task has been inferred?",
      "comment_count": 2,
      "views": 0,
      "votes": 3
    },
    {
      "id": 401497,
      "title": "Learning Materials for Completely New to Structure from Motion",
      "comment_count": 6,
      "views": 0,
      "votes": 75
    },
    {
      "id": 410918,
      "title": "Pytorch: Neural Networks Model",
      "comment_count": 3,
      "views": 0,
      "votes": null
    },
    {
      "id": 409419,
      "title": "Can you build a local evaluation pipeline?",
      "comment_count": 4,
      "views": 0,
      "votes": 1
    },
    {
      "id": 410662,
      "title": "Importing Marble library",
      "comment_count": 1,
      "views": 0,
      "votes": -1
    },
    {
      "id": 410406,
      "title": "Is Kaggle CPU and disk too slow?",
      "comment_count": 2,
      "views": 0,
      "votes": null
    },
    {
      "id": 403568,
      "title": "Help with COLMAP randomness",
      "comment_count": 12,
      "views": 0,
      "votes": 7
    },
    {
      "id": 410217,
      "title": "Where should the submission.csv file be saved?",
      "comment_count": 1,
      "views": 0,
      "votes": null
    },
    {
      "id": 396763,
      "title": "New to Machine Learning or Kaggle?",
      "comment_count": 1,
      "views": 0,
      "votes": 7
    },
    {
      "id": 407787,
      "title": "What do we need to submit?",
      "comment_count": 4,
      "views": 0,
      "votes": 1
    },
    {
      "id": 407263,
      "title": "Test Data Not Populated when submitting",
      "comment_count": 11,
      "views": 0,
      "votes": null
    },
    {
      "id": 408128,
      "title": "Resize strategy",
      "comment_count": 1,
      "views": 0,
      "votes": 8
    },
    {
      "id": 402619,
      "title": "Visually explore the dataset!",
      "comment_count": 8,
      "views": 0,
      "votes": 27
    },
    {
      "id": 409355,
      "title": "Test set scenes",
      "comment_count": 2,
      "views": 0,
      "votes": null
    },
    {
      "id": 407828,
      "title": "Is there a global SFM method for python available? ",
      "comment_count": 1,
      "views": 0,
      "votes": 4
    },
    {
      "id": 409253,
      "title": "What to do if there are missing packages in the environment when submitting?",
      "comment_count": 1,
      "views": 0,
      "votes": 1
    },
    {
      "id": 407891,
      "title": "what are unregistered images?",
      "comment_count": 1,
      "views": 0,
      "votes": 1
    },
    {
      "id": 407835,
      "title": "How do you guys experiment? What workflow do you use?",
      "comment_count": 0,
      "views": 0,
      "votes": 0
    },
    {
      "id": 407547,
      "title": "Is the focal length of each camera the same?",
      "comment_count": 5,
      "views": 0,
      "votes": 1
    },
    {
      "id": 407424,
      "title": "there is no package SuperpixelImageSegmentation",
      "comment_count": 0,
      "views": 0,
      "votes": 0
    },
    {
      "id": 405097,
      "title": "Why cant we use NeRF in this competition?",
      "comment_count": 6,
      "views": 0,
      "votes": 0
    },
    {
      "id": 406055,
      "title": "Question:How to access test file?",
      "comment_count": 5,
      "views": 0,
      "votes": null
    },
    {
      "id": 403314,
      "title": "Evaluation: Averaging datasets",
      "comment_count": 5,
      "views": 0,
      "votes": 2
    },
    {
      "id": 406900,
      "title": "Loading custom models",
      "comment_count": 2,
      "views": 0,
      "votes": null
    },
    {
      "id": 405407,
      "title": "Set 1 camera's rotation and translation to 0?",
      "comment_count": 1,
      "views": 0,
      "votes": 6
    },
    {
      "id": 406694,
      "title": "I need some help",
      "comment_count": 8,
      "views": 0,
      "votes": null
    },
    {
      "id": 403170,
      "title": "Error when submit notebook",
      "comment_count": 5,
      "views": 0,
      "votes": 1
    },
    {
      "id": 401183,
      "title": "Last year's image matching competition winning solutions",
      "comment_count": 6,
      "views": 0,
      "votes": 27
    },
    {
      "id": 404866,
      "title": "Looking for team.",
      "comment_count": 6,
      "views": 0,
      "votes": 1
    },
    {
      "id": 401227,
      "title": "Different columns order in \"evaluation page submission file\" and \"data page sample_submission.csv file\".",
      "comment_count": 4,
      "views": 0,
      "votes": 5
    },
    {
      "id": 406013,
      "title": "there is no package called 'rayshader'",
      "comment_count": 0,
      "views": 0,
      "votes": 0
    },
    {
      "id": 401317,
      "title": "How to start ",
      "comment_count": 4,
      "views": 0,
      "votes": 3
    },
    {
      "id": 405819,
      "title": "Error in library(rayshader): there is no package called ‘rayshader’",
      "comment_count": 0,
      "views": 0,
      "votes": 0
    },
    {
      "id": 405794,
      "title": "datasets and scenes in test dataset",
      "comment_count": 1,
      "views": 0,
      "votes": null
    },
    {
      "id": 404899,
      "title": "Question: translation scale",
      "comment_count": 2,
      "views": 0,
      "votes": 3
    },
    {
      "id": 402501,
      "title": "Dockerfile for your PCs",
      "comment_count": 0,
      "views": 0,
      "votes": 14
    },
    {
      "id": 403269,
      "title": "Was waiting for this competition ",
      "comment_count": 0,
      "views": 0,
      "votes": -1
    },
    {
      "id": 402919,
      "title": "Question: Submission Scoring Error",
      "comment_count": 4,
      "views": 0,
      "votes": 1
    },
    {
      "id": 402078,
      "title": "Tutorial from CVPR 2017",
      "comment_count": 0,
      "views": 0,
      "votes": 16
    },
    {
      "id": 402497,
      "title": "Frame of reference for each scene",
      "comment_count": 3,
      "views": 0,
      "votes": 1
    },
    {
      "id": 402740,
      "title": "could we make use of directory 'sfm' to obtain intrinsics",
      "comment_count": 6,
      "views": 0,
      "votes": null
    },
    {
      "id": 401566,
      "title": "Example solution is updated",
      "comment_count": 11,
      "views": 0,
      "votes": 8
    },
    {
      "id": 402361,
      "title": "A question about evaluation methodology",
      "comment_count": 3,
      "views": 0,
      "votes": null
    },
    {
      "id": 401864,
      "title": "What is different from previous year?",
      "comment_count": 10,
      "views": 0,
      "votes": 5
    },
    {
      "id": 402048,
      "title": "Does all types of camera models are'simple radial', 'simple pinhole' or 'opencv'?",
      "comment_count": 1,
      "views": 0,
      "votes": 2
    },
    {
      "id": 401372,
      "title": "To install Colmap check Trulls or Kulyk Notebooks. Git vcpkg returned SyntaxError. ",
      "comment_count": 3,
      "views": 0,
      "votes": 9
    },
    {
      "id": 401181,
      "title": "Past image matching or similar competitions",
      "comment_count": 0,
      "views": 0,
      "votes": 10
    },
    {
      "id": 401312,
      "title": "the way of getting the GT data",
      "comment_count": 2,
      "views": 0,
      "votes": 3
    },
    {
      "id": 401129,
      "title": "New to COLMAP? This is how you visualize your model... ",
      "comment_count": 0,
      "views": 0,
      "votes": 10
    },
    {
      "id": 401273,
      "title": "Actual mAA thresholds",
      "comment_count": 2,
      "views": 0,
      "votes": 3
    }
  ],
  "errors": []
}