The Science Pipelines team meets every Wednesday at 1pm Pacific Time/4pm Eastern Time to discuss various topics of interest. This page aggregates the presentation material from the past meetings.
https://princeton.zoom.us/my/yusra
March/April Organizer: John Parejko (@parejkoj on slack).
| Date | Presenter | Topic | Link |
| Transient survey science: from pixels to cosmology | |||
| everyone | Post-Chile discussion | (John P. will not be available to moderate) | |
| No meeting: in Chile! | |||
| Yusra AlSayyad | Prep for JTM | |
| Bruno Sanchez | Bruno couldn't make it, so we talked about the upcoming Chile JTM. | |
| Agnès Ferté | Weak lensing and clustering cosmology with DES | |
| Ari Heinze | Methods for fast and accurate classification of difference image sources without machine learning | |
| Iterative Single Frame Measurement and Global Calibration | ||
| Trys McCann (she/her)Sophie Reed Lee Kelvin | Update on synthetic source injection | Announcements |
| Sorting items needed for pipeline commissioning. Followup from Dec 14. | ||
| Yusra AlSayyad | News sharing | |
| No meeting. | Enjoy the break. | |
| Brainstorm required data products to complete commissioning (follow up Nov. 30) | Snapshot from Dec 2022 | |
| Aaron Watkins | Low surface brightness galaxies and sky subtraction | |
| Keith Bechtol | Planned schedule / activities for on-sky observations | slides |
| José Sánchez-Gallego | SDSS V | |
| Keith Bechtol | Kick-off meeting for SIT-Com Science Units | slides |
| |||
| Princeton visit debriefing parsl-visualize demo (time permitting) | ||
| Nima Sedaghat | Machine Learning topics | |
| Brianna Smart | The Diffuse Ionized Gas of the Magellanic Clouds | |
| Erfan Nourbakhsh | Unrecognized blending and cosmological inference | |
| Erik Dennihy | Batch Processing AuxTel datasets | |
| NO MEETING | ||
| John Parejko | A discussion on papers that should be written before/at the same time as DR1. | |
A short report on PFS wavelength solutions (which share some similarities with HSC/DECam astrometric solutions, hence the possible Rubin interest. Plus it's cute). | |||
| Brianna Smart | The Diffuse Ionized Gas of the Magellanic Clouds | TO BE RE-SCHEDULED | |
| Red galaxy errors | |||
Yusra AlSayyad et al. | PCW decompression | Just discussion. Imagine it's Thursday night after the PCW. Your talks are done, you just had dinner, and are in the pool floating around with the rest of the pipelines folks. "What's up?" | |
| PCW. NO MEETING | |||
Yusra AlSayyad et al. | Practice PCW talk: Update from Science Pipelines | https://docs.google.com/presentation/d/1aSD44xND8WMPbhaQ0gDXSXn17PvtQg0NvjJIjTI2Ygc/edit | |
| Compensated Filters in Practice | |||
| Eli Rykoff | Brief obs_decam Gen2 Deprecation Update | |
| 1) Fred Moolekamp | 1) New output data products from the multi-band deblender 2) Refactoring drp_pipe | |
| Source Injection with the Science Pipelines | Source Injection with the Science Pipelines ticket. | |
| DM Pipelines Bootcamp | ||
| Nate Lust | New Analysis Tools Design Presentation | https://github.com/lsst/analysis_tools Confluence to collect feedback: Analysis Tools Prototype Design |
| NO MEETING WEEK | ||
| NO MEETING. DMLT WEEK | ||
| John Parejko | AP Runtime Characterization Sprint Demo | |
| Emergent Issues | ||
| Lee Kelvin | Unit tests for drp_pipe | |
| History Of Background Estimation in the DRP Pipeline | ||
| Jim Bosch | A Guided Tour of QuantumGraph Generation | |
| 27 Apr 2022 |
| Postponed (date: TBD) | |
| 20 Apr 2022 | Chris Waters | Verification (cp_verify) | cp_verify overview-DM.20220420.pdf |
| 13 Apr 2022 | John Parejko Krzysztof Findeisen | "The Prompt Processing Prototype" | Eric's summary slides |
| 06 Apr 2022 | Yusra Alsayyad Kian-Tat Lim | "Update from the third USDF workshop" | |
| Sophie Reed | Analysis_drp Plotting Sprint Demo | Sprint Demo Slides |
| Ian Sullivan | Difference Imaging refactor | Image Differencing refactor March 2022.pdf |
| Yusra AlSayyad | Premortem Follow-up | Trello Premortem Link |
| Meredith Rawls | Satellites: IAU CPDQSSCI (lol), ZTF, and the Sun | |
| Clare Saunders | The Present and Future of DM Streak Masking | |
| Jim Bosch | Configuration lessons learned | Configuration is Hard Slides |
| Dan Taranu | Object-to-Truth matches | |
| Jim Bosch | Planning for Gen2 Removal | Gen2 Middleware Removal Planning |
| Much ado about noise | ||
| Lee Kelvin's vistor Aaron Watkins | Low-surface-brightness Science | Sky subtraction Optimized for LSB Observations Slides |
| Yusra Alsayyad | Premortem | |
| Alex Amon (visitor) | Weak lensing measurements & calibration | |
| Lauren MacArthur | DP0 processing plots | |
| Robert Lupton | Noise in Detectors Supporting non-destructive Reads (CMOS; HgCdTe) | |
| Yusra Alsayyad | Project updates | |
| Spencer Nelson | AP DC2 profiling | |
| Dan Taranu | DRP DC2 plots | |
| Arun Kannawadi | Shape measurement uncertainties | |
| Meredith Rawls | Satellite update | |
| Yusra Alsayyad | Final finalizing of the DP0.2 pipeline | |
| Yusra Alsayyad | DC2/obs_lsst pipeline changes/finalization | |
| Yusra Alsayyad | Review Rows/Columns in the DP0.2 output Parquet Tables | Parquet DRP Table & Column Reconciliation Notebook |
| Nate Lust | Memory Management in Python | |
| Josh Meyers | PSF estimation update | |
| Dan Taranu | Scarlet's treatment of bright stars | |
| PCW recap | ||
| Yusra Alsayyad | PCW prep | |
| Nate Lust | BPS interface updates | |
| Arun Kannawadi | Mind the GAaP | |
| Robert Lupton | Multiband detection | Maximum Likelihood Detection (ChiSq) Slides |
Final finalizing of the DP0.2 pipeline (Final)
Sep 15: Yusra on : https://github.com/yalsayyad/dm_notebooks/blob/master/object-table/Parquet_DRP_Table_and_Column_Reconciliation.ipynb
Sep 1: Nate on memory management in Python
Aug 25: Psf-estimation update (Josh on Piff; Dan on Scarlets’s treatment of bright stars
Aug 18: PCW recap
Aug 11: Cancelled for PCW
Aug 4: Prep for PCW (Yusra)
July 28: DESC meeting review and BPS interface updates (Nate)
July 21: DC2 QA Sprint Demo Round 2 (Yusra)
July 14:
July 7: Cancelled for holiday week
June 30: Yusra: Results of the Replan/Review
June 23: DC2 QA sprint demo.
June 16: DC2 QA sprint kickoff
June 9: Eric Charles: NWayMatch
June 2: Keith Bechtol & friends: faro
May 26: QA comparison party (whoot whoot)
May 19: Possible follow-up on discussion from last week. Also, Arun will be showing more results from his GAaP plugin.
May 12th: Lee and Sophie - setting up a more permanent set of synthetics (aka fakes) to be continually processed. This will be ~5-10 minutes of presentation followed by 10-15 minutes of discussion.
May 5th: Mario Juric - Trailed source fitting.
April 28th: Clare - Astrometry
April 21st: Robert
April 14th: Sophie and Nate - New actions and plotting tools
April 7th: Fred - Scarlet update
March 31st: Discussion of RC3 dataset
March 24th: Yusra - DMLT updates
Announcements:
https://www.youtube.com/watch?v=41_VUIPwWAk
https://www.flickr.com/photos/slaclab/sets/72157718685044792/
Ranpal started ordering 325 tshirts and patches
Replan update
Last call if you want to learn how to release the science pipelines for v22. target for release candidate is w_2020_14. There will be a 23.x for the stack release that we use for DP0.2.
https://community.lsst.org/t/shared-gen3-data-repositories-ready-for-some-use/4845
GAAP continued…. (Arun)
DMLT updates (Yusra) https://confluence.lsstcorp.org/pages/viewpage.action?pageId=148111379
March 17th: Arun Kannawadi - Formalism & preliminary results from GAAP
March 10th: Lee Kelvin - Fake Source Injections Update
Announcements:
March 3rd:
Announcements:
Please sign up for stack club on https://confluence.lsstcorp.org/pages/viewpage.action?pageId=100179225
See Visual Identity guide: https://docushare.lsst.org/docushare/dsweb/Get/Document-37294/20210212%20Visual%20Identity%20Manual%20%e2%80%94V7.pdf
Fill out form to get a T-shirt: Friday, March 5, 2021.
Telescope parts are being assembled.
Major thank you to Nate, Eli, John, Lauren and Fred for getting fixes in for weekly w10 Gen3 rerun.
Robert Lupton: Multi band detection https://lsstc.slack.com/files/U2JPLS84X/F025R7S40CA/chisq.pdf
February 24th: Cancelled
February 17th: ctrl_bps Tutorial
February 10th:
February 4:
DRP: where we’re going https://lsst.ncsa.illinois.edu/~yusra/download/drp-activities-as-of-2021-01.png
January 27
Robert Lupton and Eli Rykoff to lead discussion of aperture corrections
January 20: Meeting Canceled
January 13
Robert Lupton: New background estimation. luptonCompensatedApertureFluxes20210113.pdf
January 6
What to do about the w02 RC2 (Yusra, <10 min, https://github.com/yalsayyad/dm_notebooks/blob/master/calibration/Jointcal%20with%20Gaia%20RefCat.ipynb)
Jim Bosch: DMTN-172