# \#odw-2022 **URL:** https://ask.igwn.org/tag/odw-2022/1.md [Latest](https://ask.igwn.org/latest.md) · [Categories](https://ask.igwn.org/categories.md) · [Tags](https://ask.igwn.org/tags.md) --- ## [GWOSC gravitational-wave analysis pipeline with matched filtering and stability metrics](https://ask.igwn.org/t/gwosc-gravitational-wave-analysis-pipeline-with-matched-filtering-and-stability-metrics/1482)
**Author:** [@Kretski](https://ask.igwn.org/u/Kretski)\ **Replies:** 4\ **Last updated:** [May 1, 2026, 4:15am UTC](https://ask.igwn.org/t/gwosc-gravitational-wave-analysis-pipeline-with-matched-filtering-and-stability-metrics/1482 "2026-05-01T04:15:52Z")
I am sharing a reproducible visualization from a GWOSC-based analysis pipeline applied to public LIGO data (GW150914). The workflow includes: bandpass filtering (30–300 Hz) PSD-based whitening Tukey-window conditionin… --- ## [GWs event parameter estimation posterior](https://ask.igwn.org/t/gws-event-parameter-estimation-posterior/1135)
**Author:** [@Raghad](https://ask.igwn.org/u/Raghad)\ **Replies:** 1\ **Last updated:** [December 17, 2024, 5:16pm UTC](https://ask.igwn.org/t/gws-event-parameter-estimation-posterior/1135 "2024-12-17T17:16:14Z")
Hello. I have some questions about the h5 datasets files that I found in LIGO documentation Regarding the parameter estimation posterior events of the released datasets, what is the essential difference between a Cosmo… --- ## [Undergraduate research](https://ask.igwn.org/t/undergraduate-research/1098)
**Author:** [@Courtney](https://ask.igwn.org/u/Courtney)\ **Replies:** 2\ **Last updated:** [October 22, 2024, 2:18pm UTC](https://ask.igwn.org/t/undergraduate-research/1098 "2024-10-22T14:18:15Z")
I’m having trouble choosing a suitable topic for my undergraduate thesis course, what are the potential topics for research topics relating to gravitational waves/topic using the available data in gwosc? --- ## [Can you criticize my analysis?](https://ask.igwn.org/t/can-you-criticize-my-analysis/799)
**Author:** [@ahmetmungan](https://ask.igwn.org/u/ahmetmungan)\ **Replies:** 3\ **Last updated:** [July 21, 2023, 3:57pm UTC](https://ask.igwn.org/t/can-you-criticize-my-analysis/799 "2023-07-21T15:57:05Z")
Criticism I analyzed according to the tutorial. I want our friends who know Python language to evaluate it. You can criticize. I’m new to cosmology. Colab Link: Google Colab Thank you for your interest and evaluation. … --- ## [Introducing Skymappa: a website dedicated to gravitational wave astronomy](https://ask.igwn.org/t/introducing-skymappa-a-website-dedicated-to-gravitational-wave-astronomy/433)
**Author:** [@Lizzie](https://ask.igwn.org/u/Lizzie)\ **Replies:** 4\ **Last updated:** [June 1, 2023, 2:14pm UTC](https://ask.igwn.org/t/introducing-skymappa-a-website-dedicated-to-gravitational-wave-astronomy/433 "2023-06-01T14:14:23Z")
Hi everyone, my name is Lizzie and I created www.skymappa.co.uk as part of a research placement after completing this year’s Open Data Workshop and I thought it would be nice to share it here! If you have any thoughts/s… --- ## [Tuto 1.2 Open Data access with GWpy.ipynb](https://ask.igwn.org/t/tuto-1-2-open-data-access-with-gwpy-ipynb/480)
**Author:** [@Arunan23](https://ask.igwn.org/u/Arunan23)\ **Replies:** 3\ **Last updated:** [March 23, 2023, 7:33am UTC](https://ask.igwn.org/t/tuto-1-2-open-data-access-with-gwpy-ipynb/480 "2023-03-23T07:33:01Z")
Dear sir, Why I am getting this error with Colab? “cannot import name ‘\_get\_valid\_format’ from ‘astropy.io.registry’ (/usr/local/lib/python3.9/dist-packages/astropy/io/registry/init.py)” Thank you --- ## [Certificate for completing the GW Workshop 2022](https://ask.igwn.org/t/certificate-for-completing-the-gw-workshop-2022/373)
**Author:** [@frowdow](https://ask.igwn.org/u/frowdow)\ **Replies:** 4\ **Last updated:** [June 15, 2022, 4:43am UTC](https://ask.igwn.org/t/certificate-for-completing-the-gw-workshop-2022/373 "2022-06-15T04:43:04Z")
Hi Jonah, Any update on when we can expect our completion certificates for GW workshop 5? Thanks, Kind Regards, Sachin --- ## [Help with data challenge1](https://ask.igwn.org/t/help-with-data-challenge1/335)
**Author:** [@Ran97](https://ask.igwn.org/u/Ran97)\ **Replies:** 5\ **Last updated:** [June 1, 2022, 8:55pm UTC](https://ask.igwn.org/t/help-with-data-challenge1/335 "2022-06-01T20:55:03Z")
Hi I am new to python, I tried coding for time domain plot and Q transform in data challenge 1 but could not get it. please help. --- ## [Different Time Series Plots and SNR when using pycbc and gwpy](https://ask.igwn.org/t/different-time-series-plots-and-snr-when-using-pycbc-and-gwpy/339)
**Author:** [@aravbj](https://ask.igwn.org/u/aravbj)\ **Replies:** 1\ **Last updated:** [June 1, 2022, 8:51pm UTC](https://ask.igwn.org/t/different-time-series-plots-and-snr-when-using-pycbc-and-gwpy/339 "2022-06-01T20:51:10Z")
I have been attempting the data challenge and while working on the second one I noticed that using gwpy to read the “.gwf” file gives a duration of data different from that given when reading using pycbc. Since I needed… --- ## [Request help with tutorials](https://ask.igwn.org/t/request-help-with-tutorials/303)
**Author:** [@Ayushg08](https://ask.igwn.org/u/Ayushg08)\ **Replies:** 1\ **Last updated:** [May 25, 2022, 9:36am UTC](https://ask.igwn.org/t/request-help-with-tutorials/303 "2022-05-25T09:36:26Z")
Hi, I need help with understanding the tutorial. I am stuck on the first one. Could you please help me with how did that sheet detect “run” and “O1”? Since it will be needed to figure out the remaining sheet. --- ## [Open Data Workshop 2022 Study Hubs](https://ask.igwn.org/t/open-data-workshop-2022-study-hubs/20)
**Author:** [@jonah](https://ask.igwn.org/u/jonah)\ **Replies:** 33\ **Last updated:** [May 23, 2022, 5:37pm UTC](https://ask.igwn.org/t/open-data-workshop-2022-study-hubs/20 "2022-05-23T17:37:38Z")
To join a Study Hub, scroll down to see locations and register For Open Data Workshop 2022, we are encouraging participants to host or join “Study Hubs” to work through the tutorials and data challenges together. If you… --- ## [Invitation to join the study hub at Central University of Haryana](https://ask.igwn.org/t/invitation-to-join-the-study-hub-at-central-university-of-haryana/146)
**Author:** [@iam\_cckarna](https://ask.igwn.org/u/iam_cckarna)\ **Replies:** 1\ **Last updated:** [May 10, 2022, 9:40pm UTC](https://ask.igwn.org/t/invitation-to-join-the-study-hub-at-central-university-of-haryana/146 "2022-05-10T21:40:44Z")
Am a Master’s student at Department of Physics and Astrophysics at Central University of Haryana willing to host a study hub on odw-2022.Interested candidate can contact me on charuphy1998@gmail.com.