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clustering result is always be like 'count': 0

Open MisuZeng opened this issue 1 year ago • 12 comments

May I ask if you are considering releasing the extracted point clouds for your synthetic and real-world data. From Table I and Fig.8. At present, I have reached the clustering step, but the clustering count is always 0. Through debugging, I found that clustering has failed (isinstance (X, int) and X == -1). And the semantic_comlormap.ply obtained from volume sampling cannot be opened with a 3D viewer, suspecting that there may be a problem with volume sampling. I would like to download your extracted point clouds to investigate clustering issues, or can you give me any suggestions based on my problem description?

Thank you very much! Wishing you a smooth work!

MisuZeng avatar Oct 09 '24 03:10 MisuZeng

Oh yes, I have originally planned to published the point cloud used for evaluation. I will upload them and notify you if it is finished.

meyerls avatar Oct 21 '24 12:10 meyerls

Ok. Thank you so much!

MisuZeng avatar Oct 28 '24 14:10 MisuZeng

hello, has the point cloud been released?

park-dea avatar Nov 08 '24 11:11 park-dea

@meyerls hello, has the point cloud been released?

Cola-1 avatar Nov 13 '24 02:11 Cola-1

I can open the semantic_comlormap.ply through meshlab, but the clustering result is still 0. I've met the same issue as listed

yimoW avatar Dec 18 '24 12:12 yimoW

Have a look at my answer for #21 did you try lowering the values for remove_outliers_nb_points and remove_outliers_radius? Perhaps the outlier removal steps are not correctly configured to match your data...

EyGy avatar Jan 07 '25 14:01 EyGy

@EyGy I conducted experiments on both real data and synthetic data (FruitNerf dataset) by gradually lowering the parameters for remove_outliers_nb_points and remove_outliers_radius, but it still results in a count of 0.

park-dea avatar Jan 12 '25 03:01 park-dea

@park-dea Well if you get 0 using the synthetic FruitNerf Dataset and the respective parameters out of the "config_synthetic.py" that is strange, unexpected behavior. Without access to your code this will be difficult to debug and probably is caused by your setup?

Can you double check, whether you use the correct parameters to the respective synthetic dataset? And are your paths correct?

If yes, start debugging with custom print messages in the "clustering_base.py". Somewhere between loading the dataset and the DBSCAN clustering steps there will be an error probably caused by using wrong parameters or paths - e.g. use print messages to check upon the lenght of the loaded pcd during the preprocessing and clustering.

EyGy avatar Jan 14 '25 10:01 EyGy

May I ask if you are considering releasing the extracted point clouds for your synthetic and real-world data. From Table I and Fig.8. At present, I have reached the clustering step, but the clustering count is always 0. Through debugging, I found that clustering has failed (isinstance (X, int) and X == -1). And the semantic_comlormap.ply obtained from volume sampling cannot be opened with a 3D viewer, suspecting that there may be a problem with volume sampling. I would like to download your extracted point clouds to investigate clustering issues, or can you give me any suggestions based on my problem description?

Thank you very much! Wishing you a smooth work!

Is the "semantic_comlormap.ply" generated when "Volumetric Sampling" occurs? Do you know why my output folder did not generate anything when I executed Volumetric Sampling?

00mmw avatar Mar 03 '25 01:03 00mmw

Oh yes, I have originally planned to published the point cloud used for evaluation. I will upload them and notify you if it is finished.

Hello, has semantic_comlormap.ply been released?

songsenIng avatar Apr 21 '25 09:04 songsenIng

I can open the semantic_comlormap.ply through meshlab, but the clustering result is still 0. I've met the same issue as listed

Hello, has semantic_comlormap.ply been released?Can you share semantic_comlormap.ply for testing? Thanks!

songsenIng avatar Apr 22 '25 02:04 songsenIng

+1

IceIce1ce avatar Sep 18 '25 11:09 IceIce1ce